Roller press bearing seat structure with cooling system
By setting a coolant input and return channel in the bearing seat of the roller sand making machine, the circulating flow of coolant is achieved, and the problem that the bearing cannot cool through the circulating cooling method in the prior art is solved, and effective cooling of the outer ring of the bearing is achieved.
Patent Information
- Application Number
- CN202411959888.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2025-05-13
AI Technical Summary
The existing roller sand making machine bearings cannot be effectively cooled through circulating cooling, resulting in the bearing outer ring being unable to be fully cooled.
A roller press bearing seat structure with a cooling system is designed, including a coolant input channel and a coolant return channel extending in the bearing mounting hole circumference, through which the coolant flows circulate and uses a bearing seat made of thermally conductive material for cooling.
Through the circulating flow of coolant, sufficient cooling of the bearing seat is achieved, thereby effectively cooling the bearing, especially the bearing outer ring.
Smart Images
Figure CN119982779A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of roller sand making machines, in particular to a roller press bearing seat structure provided with a cooling system. Background Art
[0002] A roller sand making machine usually includes a fixed roller and a movable roller. The material is fed from above the two rollers, and is continuously brought between the rollers by the squeezing roller, and discharged from the bottom of the machine with an ideal particle size. The stone is crushed into sand by the relative movement of the two rollers. In the Chinese patent literature, patent number CN202021220681X was authorized and announced on April 13, 2021. The application includes a vertical frame, a first rolling roller, a second rolling roller and a drive motor. A rolling channel is formed between the first rolling roller and the second rolling roller. The first rolling roller is rotatably connected to the frame, and the drive motor is connected to the frame. The drive motor is used to drive the first rolling roller to rotate. The frame is provided with a plurality of support legs, and the support legs include a bottom plate, a lifting plate, a top plate and a column arranged in sequence from bottom to top, and a positioning ring is provided on the bottom plate. The shortcoming of the roller sand making machine in the prior art is that the outer ring of the bearing cannot be cooled by circulating cooling. Summary of the invention
[0003] The present invention aims to provide a roller press bearing seat structure with a cooling system capable of cooling bearings, thereby solving the problem that the existing sand making machine bearings cannot be fully cooled.
[0004] The above technical problems are solved by the following technical solutions: A roller press bearing seat structure with a cooling system, comprising a bearing seat with a bearing mounting hole, characterized in that a coolant input channel and a coolant return channel extending circumferentially along the bearing mounting hole are provided in the bearing seat, the inlet end of the coolant input channel is provided with a coolant inlet penetrating the surface of the bearing seat, the outlet end of the coolant return channel is provided with a coolant outlet penetrating the surface of the bearing seat, the outlet end of the coolant input channel is connected with the inlet end of the coolant return channel through a connecting channel, and the bearing seat is made of heat-conducting material. When in use, the coolant is input from the coolant inlet end, flows through the coolant input channel, the connecting channel and the coolant confluence channel in sequence, and then flows out from the coolant outlet, and the coolant cools the bearing seat during the above circulation process, thereby achieving the cooling of the bearing.
[0005] Preferably, the coolant input channel and the coolant return channel are distributed along the axial direction of the bearing mounting hole, so that the coolant input channel and the coolant return channel are close to the peripheral surface of the bearing mounting hole to improve the cooling effect.
[0006] Preferably, the communication channel extends along the axial direction of the bearing mounting hole, which makes it difficult to break the wall.
[0007] Preferably, the communication channel passes through the surface of the bearing seat to form a communication channel portion sand discharge port, and the communication channel portion sand discharge port is sealed by a communication channel portion plug. When casting and manufacturing the bearing seat, the sand core forming the communication channel can support the sand core forming the coolant input channel and the coolant return channel, which is convenient for cleaning out the sand core.
[0008] Preferably, the coolant inlet and the coolant outlet are located on the same end surface of the bearing seat, which is convenient for connection with a coolant source.
[0009] Preferably, the coolant input channel and the coolant return channel are located on the same arc surface, and the axis of the arc surface is parallel to the axis of the bearing mounting hole, so as to improve the cooling effect.
[0010] Preferably, the coolant inlet is a linear structure, the coolant inlet extends axially along the bearing mounting hole, the coolant outlet includes a first linear end connected to the outlet end of the coolant reflux channel at one end and a second linear segment connected to the first linear segment at one end, the first linear segment passes through the surface of the bearing seat to form a coolant outlet sand discharge port, the coolant outlet sand discharge port is sealed by a coolant outlet plug, the second linear segment passes through the end face of the bearing seat, and the second linear segment extends axially along the bearing mounting hole. When casting the bearing seat, the sand core forming the coolant inlet can support the sand core forming the coolant input channel, and the sand core forming the coolant reflux channel can support the sand core forming the second linear segment. When discharging sand, the coolant inlet and the sand discharge port are used together, which is convenient for discharging sand and convenient for manufacturing.
[0011] Preferably, the first straight line segment and the coolant return channel are located on the same plane. During the casting process, the sand core forming the first straight line segment is not easy to break.
[0012] Preferably, the coolant input channel is parallel to the coolant return channel, and the coolant input channel is perpendicular to the axis of the bearing mounting hole. The yield rate is high during manufacturing, and the cooling effect of the inner circumference of the bearing seat is consistent during cooling.
[0013] Preferably, the opening shape of the coolant input channel is a flat structure, the opening area of the coolant input channel gradually increases from the inlet end to the outlet end, the width direction of the coolant input channel is the axial direction of the bearing mounting hole, and the thickness direction is the radial direction of the bearing mounting hole; the opening shape of the coolant return channel is a flat structure, the opening area of the coolant return channel gradually increases from the inlet end to the outlet end, the width direction of the coolant return channel is the axial direction of the bearing mounting hole, and the thickness direction is the radial direction of the bearing mounting hole; the opening area of the outlet end of the coolant input channel is smaller than the opening area of the inlet end of the coolant return channel. That makes the cooling effect of various places on the inner circumference of the bearing seat consistent.
[0014] The beneficial effect of the present invention is that the cooling water can be fully circulated to fully cool the bearing seat, thereby realizing the cooling of the bearing, especially the outer ring of the bearing. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 This is a schematic diagram of perspective processing according to the first embodiment of the present invention.
[0016] In the figure: bearing mounting hole 1, bearing seat 2, coolant input channel 3, coolant return channel 4, coolant inlet 5, coolant outlet 6, connecting channel 7, connecting channel plug 8, first straight end 9, second straight segment 10, coolant outlet plug 11. DETAILED DESCRIPTION
[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0018] Example 1, see Figure 1 , a roller press bearing seat structure with a cooling system, comprises a bearing seat 2 with a bearing mounting hole 1. A coolant input channel 3 and a coolant return channel 4 extending circumferentially along the bearing mounting hole are provided in the bearing seat, the inlet end of the coolant input channel is provided with a coolant inlet 5 penetrating the surface of the bearing seat, and the outlet end of the coolant return channel is provided with a coolant outlet 6 penetrating the surface of the bearing seat. The inlet and outlet are the same in reverse. The outlet end of the coolant input channel is connected to the inlet end of the coolant return channel through a connecting channel 7, and the bearing seat is made of heat-conducting material, specifically a metal casting. When in use, the coolant is input from the coolant inlet end, flows through the coolant input channel, the connecting channel and the coolant confluence channel in sequence, and then flows out from the coolant outlet. During the above circulation of the coolant, the bearing seat is cooled and cooled, thereby cooling the bearing.
[0019] The coolant input channel and the coolant return channel are distributed along the axial direction of the bearing mounting hole. Specifically: the coolant input channel and the coolant return channel are located on the same arc surface, and the axis of the arc surface is parallel to the axis of the bearing mounting hole. The coolant input channel and the coolant return channel are parallel, and the coolant input channel is perpendicular to the axis of the bearing mounting hole. The connecting channel extends along the axial direction of the bearing mounting hole. The connecting channel passes through the axial end face of the bearing seat to form a sand discharge port of the connecting channel part, and the sand discharge port of the connecting channel part is sealed by the connecting channel part plug 8. The coolant inlet and the coolant outlet are located on the same end face of the bearing seat. It is convenient to connect with the coolant source. The coolant inlet is a linear structure, and the coolant inlet extends along the axial direction of the bearing mounting hole. The coolant outlet includes a first straight end 9 connected to the outlet end of the coolant reflux channel at one end and a second straight segment 10 connected to the first straight segment at one end. The first straight segment passes through the surface of the bearing seat to form a coolant outlet sand discharge port, which is sealed by a coolant outlet plug 11. The second straight segment passes through the end surface of the bearing seat to realize coolant output, and the second straight segment extends along the axial direction of the bearing mounting hole. The first straight segment and the coolant reflux channel are located on the same plane.
[0020] Embodiment 2 is different from Embodiment 1 in that: the opening shape of the coolant input channel is a flat structure, the opening area of the coolant input channel gradually increases from the inlet end to the outlet end, the width direction of the coolant input channel is the axial direction of the bearing mounting hole, and the thickness direction is the radial direction of the bearing mounting hole; the opening shape of the coolant return channel is a flat structure, the opening area of the coolant return channel gradually increases from the inlet end to the outlet end, the width direction of the coolant return channel is the axial direction of the bearing mounting hole, and the thickness direction is the radial direction of the bearing mounting hole; the opening area of the outlet end of the coolant input channel is smaller than the opening area of the inlet end of the coolant return channel.
[0021] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.
[0022] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A roller press bearing seat structure with a cooling system, comprising a bearing seat with a bearing mounting hole, characterized in that: The bearing seat is provided with a coolant input channel and a coolant return channel extending circumferentially along the bearing mounting hole. The inlet end of the coolant input channel is provided with a coolant inlet penetrating the surface of the bearing seat. The outlet end of the coolant return channel is provided with a coolant outlet penetrating the surface of the bearing seat. The outlet end of the coolant input channel is connected with the inlet end of the coolant return channel through a connecting channel. The bearing seat is made of heat-conducting material.
2. The roller press bearing seat structure with a cooling system according to claim 1 is characterized in that: The coolant input channel and the coolant return channel are distributed along the axial direction of the bearing mounting hole.
3. The roller press bearing seat structure with a cooling system according to claim 2 is characterized in that: The communication passage extends along the axial direction of the bearing mounting hole.
4. The roller press bearing seat structure with a cooling system according to claim 1, 2 or 3, characterized in that: The communicating channel passes through the surface of the bearing seat to form a communicating channel portion sand discharge port, and the communicating channel portion sand discharge port is sealed by a communicating channel portion plug.
5. The roller press bearing seat structure with cooling system according to claim 1, 2 or 3, characterized in that: The coolant inlet and the coolant outlet are located on the same end surface of the bearing seat.
6. The roller press bearing seat structure with cooling system according to claim 5, characterized in that: The coolant input channel and the coolant return channel are located on the same arc surface, and the axis of the arc surface is parallel to the axis of the bearing mounting hole.
7. The roller press bearing seat structure with cooling system according to claim 6, characterized in that: The coolant inlet is a linear structure, and the coolant inlet extends axially along the bearing mounting hole. The coolant outlet includes a first linear end whose one end is connected to the outlet end of the coolant reflux channel and a second linear segment whose one end is connected to the first linear segment. The first linear segment passes through the surface of the bearing seat to form a coolant outlet sand discharge port, and the coolant outlet sand discharge port is sealed by a coolant outlet plug. The second linear segment passes through the end face of the bearing seat, and the second linear segment extends axially along the bearing mounting hole.
8. The roller press bearing seat structure with cooling system according to claim 7, characterized in that: The first straight line segment and the coolant return channel are located on the same plane.
9. The roller press bearing seat structure with a cooling system according to claim 1, characterized in that: The coolant input channel and the coolant return channel are parallel, and the coolant input channel is perpendicular to the axis of the bearing mounting hole.
10. The roller press bearing seat structure with cooling system according to claim 1, 2 or 3, characterized in that: The opening shape of the coolant input channel is a flat structure, and the opening area of the coolant input channel gradually increases from the inlet end to the outlet end. The width direction of the coolant input channel is the axial direction of the bearing mounting hole, and the thickness direction is the radial direction of the bearing mounting hole; the opening shape of the coolant return channel is a flat structure, and the opening area of the coolant return channel gradually increases from the inlet end to the outlet end. The width direction of the coolant return channel is the axial direction of the bearing mounting hole, and the thickness direction is the radial direction of the bearing mounting hole; the opening area of the outlet end of the coolant input channel is smaller than the opening area of the inlet end of the coolant return channel.