CN219099260U

CN219099260U - Tapered roller quenching device

Info

Publication number: CN219099260U
Application number: CN202320036299.0U
Authority: CN
Inventors: 李涛; 殷晓顽; 李晓燕; 李海波
Original assignee: Luoyang Guangsheng Bearing Fittings Co ltd
Current assignee: Luoyang Guangsheng Bearing Fittings Co ltd
Priority date: 2023-01-06
Filing date: 2023-01-06
Publication date: 2023-05-30
Anticipated expiration: 2033-01-06

Abstract

A tapered roller quenching device comprises a frame and a rotary heating furnace, wherein a feeding disc and a discharging disc are fixed on the frame, the feeding disc is positioned above the discharging disc, a feeding pipe is arranged on the feeding disc, a discharging pipe is arranged on the discharging disc, and a quenching tank is arranged below the discharging pipe; the rotary heating furnace is located between the feeding disc and the discharging disc, a plurality of heating cavities distributed along the circumferential direction are arranged in the rotary heating furnace, and when the rotary heating furnace rotates, the heating cavities sequentially correspond to the feeding pipe and the discharging pipe. The quenching device realizes automation of feeding, discharging and quenching operations. Compared with the existing quenching equipment, the quenching device does not need manual operation, so that the labor cost is reduced, and the hidden danger of burn and scald caused by manual operation is avoided.

Description

Tapered roller quenching device

Technical Field

The utility model relates to the field of bearings, in particular to a tapered roller quenching device.

Background

As rolling elements, tapered rollers are core bearing members of tapered roller bearings, and the durability of the tapered rollers depends on the quenching process. The existing tapered roller quenching equipment comprises a heating furnace and a quenching tank, wherein during quenching, tapered rollers are firstly placed in a tray, then placed in the heating furnace for heating and heat preservation, finally the tapered rollers and the tray are taken out and immersed in the quenching tank for quenching.

The existing quenching equipment has the defects that an automatic operating mechanism is lacking, and in the whole quenching process, the discharging, taking and quenching operation of the tapered roller are completed by manually holding a clamp, so that the existing quenching equipment not only occupies manpower, but also has potential safety hazards (mainly burn and scald hidden hazards).

Disclosure of Invention

In order to overcome the defects in the background technology, the utility model discloses a tapered roller quenching device, which adopts the following technical scheme:

a tapered roller quenching device comprises a frame and a rotary heating furnace, wherein a feeding disc and a discharging disc are fixed on the frame, the feeding disc is positioned above the discharging disc, a feeding pipe is arranged on the feeding disc, a discharging pipe is arranged on the discharging disc, and a quenching tank is arranged below the discharging pipe; the rotary heating furnace is located between the feeding disc and the discharging disc, a plurality of heating cavities distributed along the circumferential direction are arranged in the rotary heating furnace, and when the rotary heating furnace rotates, the heating cavities sequentially correspond to the feeding pipe and the discharging pipe.

Further improved technical scheme, rotatory heating furnace includes casing and the furnace body that is located the casing, the heating chamber is located the furnace body, is equipped with the heating pipe in the outside in heating chamber.

According to the technical scheme, the shell is a round shell, and the gear ring is arranged on the round shell; a driving gear and a motor are arranged on the frame, the driving gear is meshed with the gear ring, the driving gear is connected with the motor, and the motor is used for driving the heating furnace to rotate.

Further improving the technical scheme, the rotary shafts are arranged on the feeding disc and the discharging disc, the rotary shaft holes corresponding to the rotary shafts are arranged on the core part of the furnace body, and the rotary heating furnace rotates around the rotary shafts.

According to the technical scheme, two conductive slip rings are arranged on the discharging disc, and a power receiving slip ring corresponding to the conductive slip rings is arranged at the bottom of the furnace body and is electrically connected with the heating pipe.

Further improved technical scheme installs the push-pull valve on the inlet pipe, is connected with the feed bin in the top of inlet pipe.

By adopting the technical scheme, compared with the background technology, the utility model has the following beneficial effects:

when the rotary heating furnace works, the rotary heating furnace rotates around the rotary shaft under the drive of the motor. When one of the heating cavities is aligned with the feeding hole on the feeding disc, the gate valve is opened, the tapered rollers in the storage bin fall into the heating cavity, and the heating pipe starts to heat the tapered rollers in the heating cavity. Meanwhile, the other heating cavity is aligned with a discharge hole on the discharge disc, and the tapered roller in the heating cavity after heating and heat preservation falls into the quenching tank through the discharge pipe for quenching treatment. Along with the rotation of the rotary heating furnace, the feeding, discharging and quenching operations are circularly executed, so that the automation of the feeding, discharging and quenching operations is realized.

Compared with the existing quenching equipment, the quenching device does not need manual operation, so that the labor cost is reduced, and the hidden danger of burn and scald caused by manual operation is avoided.

Drawings

Fig. 1 shows a schematic structure of the quenching apparatus.

Fig. 2 shows a schematic view of the structure of the frame at a single viewing angle.

Fig. 3 shows a schematic view of the frame from another perspective.

Fig. 4 shows a schematic view of the structure of the rotary heating furnace at one view angle.

Fig. 5 shows a schematic view of the structure of the rotary furnace at another view angle.

Fig. 6 is a schematic cross-sectional view of fig. 1.

In the figure: 1. a frame; 2. a feed tray; 3. a discharge tray; 4. a feed pipe; 5. a gate valve; 6. a storage bin; 7. a conductive slip ring; 8. a drive gear; 9. a motor; 10. a discharge pipe; 11. a quenching tank; 12. a rotary heating furnace; 121. a housing; 122. a furnace body; 123. a heating chamber; 124. heating pipes; 125. a gear ring; 126. a rotation shaft hole; 127. and the power receiving slip ring.

Detailed Description

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present utility model, and are not intended to limit the scope of the present utility model. It should be noted that, in the description of the present utility model, terms such as "front", "rear", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus are not to be construed as limiting the present utility model. It should also be noted that, in the description of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

A tapered roller quenching apparatus, as shown in FIG. 1, comprises a frame 1 and a rotary heating furnace 12, and the structure and operation thereof are described in detail below.

As shown in fig. 2-3, a feeding tray 2 and a discharging tray 3 are fixed on the frame 1, and the feeding tray 2 is positioned above the discharging tray 3. Specifically, the material of feed tray 2 and ejection of compact dish 3 is heat-resisting pottery, is equipped with the feed inlet on feed tray 2, and the feed inlet communicates with inlet pipe 4. A gate valve 5 is arranged on the feeding pipe 4, and a stock bin 6 is connected above the feeding pipe 4. After the gate valve 5 is opened, the tapered rollers in the bin 6 can fall into the feed inlet. A discharge hole is arranged on the discharge tray 3 and is communicated with a discharge pipe 10, and a quenching tank 11 is arranged below the discharge pipe 10. Two conductive slip rings 7 are arranged on the discharging disc 3, one conductive slip ring 7 is connected with a live wire, and the other conductive slip ring 7 is connected with a zero line. The feeding disc 2 and the discharging disc 3 are provided with rotating shafts.

As shown in fig. 4 to 6, the rotary heating furnace 12 includes a housing 121 and a furnace body 122 located in the housing 121, the housing 121 is a circular housing 121, and a ring gear 125 is mounted on the circular housing 121. The furnace body 122 is made of heat-resistant high-temperature heat-insulating material, six heating cavities 123 are circumferentially arranged in the furnace body 122, heating pipes 124 are arranged outside the heating cavities 123, and the heating pipes 124 are used for heating the heating cavities 123. A rotary shaft hole 126 is provided in the core of the furnace body 122 to be matched with the rotary shaft, and the rotary heating furnace 12 can rotate around the rotary shaft. A power receiving slip ring 127 corresponding to the conductive slip ring 7 is arranged at the bottom of the furnace body 122, and the power receiving slip ring 127 is electrically connected with the heating pipe 124. In this way, the rotary heating furnace 12 can supply electric power to the heating pipe 124 by the relative sliding between the conductive slip ring 7 and the power receiving slip ring 127 even when rotated.

Referring to fig. 1 and 6, a rotary heating furnace 12 is located between a feeding tray 2 and a discharging tray 3, a driving gear 8 and a motor 9 are arranged on a frame 1, the driving gear 8 is in meshed connection with a gear ring 125, and the driving gear 8 is connected with the motor 9. When the motor 9 is operated, the rotary heating furnace 12 can be driven to rotate around the rotating shaft. At this time, each heating chamber 123 corresponds to the feed pipe 4 and the discharge pipe 10 in this order.

Working principle:

in operation, the rotary furnace 12 is rotated about the rotary shaft by the motor 9. When one of the heating chambers 123 is aligned with the feed inlet on the feed tray 2, the gate valve 5 is opened, the tapered rollers in the storage bin 6 fall into the heating chamber 123, and the heating pipe 124 starts to heat the tapered rollers in the heating chamber 123. At the same time, the other heating cavity 123 is aligned with the discharge hole on the discharge disc 3, and the tapered roller in the heating cavity 123 after heating and heat preservation falls into the quenching tank 11 through the discharge pipe 10 for quenching treatment. The above-described feeding, discharging, and quenching operations are cyclically performed with the rotation of the rotary heating furnace 12, and automation of the feeding, discharging, and quenching operations is realized.

The parts not described in detail are prior art. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. A tapered roller quenching device is characterized in that: the quenching furnace comprises a frame and a rotary heating furnace, wherein a feeding disc and a discharging disc are fixed on the frame, the feeding disc is positioned above the discharging disc, a feeding pipe is arranged on the feeding disc, a discharging pipe is arranged on the discharging disc, and a quenching tank is arranged below the discharging pipe; the rotary heating furnace is located between the feeding disc and the discharging disc, a plurality of heating cavities distributed along the circumferential direction are arranged in the rotary heating furnace, and when the rotary heating furnace rotates, the heating cavities sequentially correspond to the feeding pipe and the discharging pipe.

2. A tapered roller quenching apparatus as claimed in claim 1, wherein: the rotary heating furnace comprises a shell and a furnace body positioned in the shell, the heating cavity is positioned in the furnace body, and a heating pipe is arranged outside the heating cavity.

3. A tapered roller quenching apparatus as claimed in claim 2, wherein: the shell is a circular shell, and a gear ring is arranged on the circular shell; a driving gear and a motor are arranged on the frame, the driving gear is meshed with the gear ring, the driving gear is connected with the motor, and the motor is used for driving the heating furnace to rotate.

4. A tapered roller quenching apparatus as claimed in claim 2, wherein: the rotary shaft is arranged on the feeding disc and the discharging disc, the rotary shaft hole corresponding to the rotary shaft is arranged on the core part of the furnace body, and the rotary heating furnace rotates around the rotary shaft.

5. A tapered roller quenching apparatus as claimed in claim 2, wherein: the discharging disc is provided with two conductive slip rings, the bottom of the furnace body is provided with a power receiving slip ring corresponding to the conductive slip rings, and the power receiving slip ring is electrically connected with the heating pipe.

6. A tapered roller quenching apparatus as claimed in claim 1, wherein: a gate valve is arranged on the feeding pipe, and a feed bin is connected above the feeding pipe.