Roll grinder and cooling assembly

Abstract

The utility model discloses a cooling assembly which comprises a supporting seat, a connecting pipe, a first adapter seat, a second adapter seat and a liquid spraying assembly, the connecting pipe is connected to the top end of the supporting seat in a sliding mode, and the connecting pipe is a hollow pipe body; a first cavity is formed in the first adapter, and an inlet of the first cavity is communicated with an inner cavity of the connecting pipe; a second cavity is formed in the second adapter, an inlet of the second cavity communicates with an outlet of the first cavity, and an outlet of the second cavity communicates with the liquid spraying assembly; the liquid inlet end of the liquid spraying assembly communicates with an outlet of the second adapter. The first adapter seat and the second adapter seat are rotationally connected through a connecting screw rod, and the connecting screw rod is arranged in a penetrating mode along the axis of the first adapter seat and the axis of the second adapter seat. According to the cooling assembly, the cooling effect is better, workpiece surface defects caused by high temperature in the grinding wheel machining process are reduced, and the quality of the workpiece surface is better. The utility model further discloses a roll grinder.

Description

Technical Field

[0001] The utility model relates to the technical field of cooling of machining devices, in particular to a roll grinder and a cooling component. Background Art

[0002] A roll grinder is a high-precision device that uses the high-speed rotational motion of a grinding wheel to perform cutting processing on the surface of a workpiece. Due to the high-speed rotational motion of the grinding wheel, a large amount of heat will be generated on the surface of the workpiece, resulting in defects on the surface of the workpiece. At this time, the cooling of the workpiece surface becomes an effective guarantee for the processing quality.

[0003] In the prior art, the cooling nozzle is fixedly connected to the grinding wheel cover. Since the cooling nozzle is fixed on the grinding wheel cover, its position cannot be changed. However, after the grinding wheel is worn, its distance from the grinding wheel becomes farther, and the cooling effect becomes worse, resulting in difficulty in eliminating the defects on the workpiece surface and having a greater impact on the product quality. Summary of the Utility Model

[0004] In view of this, the utility model provides a cooling component, which can adjust the distance between the liquid spraying component and the grinding wheel, has a better cooling effect, reduces the defects on the workpiece surface caused by the high temperature during the grinding process of the grinding wheel, and the quality of the workpiece surface is better.

[0005] The utility model also provides a roll grinder.

[0006] To achieve the above object, the utility model provides the following technical solutions:

[0007] A cooling component, comprising:

[0008] A support seat;

[0009] A connecting pipe, slidably connected to the top end of the support seat, and the connecting pipe is a hollow pipe body;

[0010] A first adapter seat, internally provided with a first chamber, and the inlet of the first chamber is communicated with the inner cavity of the connecting pipe;

[0011] A second adapter seat, internally provided with a second chamber, the inlet of the second chamber is communicated with the outlet of the first chamber, and the outlet of the second chamber is communicated with the liquid spraying component;

[0012] A liquid spraying component, and the liquid inlet end of the liquid spraying component is communicated with the outlet of the second adapter seat;

[0013] The first adapter seat and the second adapter seat are rotationally connected by a connecting screw, and the connecting screw is arranged through the axes of the first adapter seat and the second adapter seat.

[0014] Optionally, a sealing structure is provided on the mutually approaching surfaces of the first adapter and the second adapter, and the sealing structure is wound around the position where the first chamber communicates with the second chamber.

[0015] Optionally, the sealing structure includes a sealing groove and a sealing ring placed in the sealing groove. The sealing groove is provided at least on one of the contacting surfaces of the first adapter or the second adapter, and the sealing ring is arranged around the position where the first chamber communicates with the second chamber.

[0016] Optionally, the liquid spraying assembly includes a nozzle and a spray pipe which are connected in communication. One end of the lumen of the spray pipe communicates with the second chamber, and the other end communicates with the nozzle.

[0017] The nozzle is a hollow flat tube, and the end opening of the nozzle is a strip-shaped opening.

[0018] Optionally, the spray pipe is a pipe body structure with one end open and one end sealed, and the open end of the spray pipe communicates with the second chamber.

[0019] A side through port is provided on the side wall of the spray pipe. One end of the side through port communicates with the inner cavity of the spray pipe, and the other end communicates with the port of the nozzle.

[0020] Optionally, a sliding connection through hole is provided at the top end of the support seat, and the connecting pipe is inserted into the sliding connection through hole.

[0021] A sliding groove is provided on the outer surface of the connecting pipe along the length direction, and a limiting slider is provided at a position corresponding to the sliding groove on the inner surface of the sliding connection through hole. The limiting slider is slidably connected in the sliding groove.

[0022] A limiting threaded through hole is provided on the support seat. The limiting threaded through hole communicates with the sliding connection through hole, and a first connecting member is connected in the limiting threaded through hole.

[0023] Optionally, a placement groove is provided on the inner surface of the sliding connection through hole, the limiting slider is placed in the placement groove, and the thickness of the limiting slider is greater than the depth of the placement groove.

[0024] The limiting slider is positioned by a second connecting member connected to the support seat.

[0025] Optionally, a first connecting threaded hole is provided on the surface of the first adapter where it is connected to the connecting pipe. A connecting flange is fixedly connected to a position near the end of the connecting pipe. A first connecting through hole is provided on the connecting flange, and the first connecting through hole is arranged corresponding to the first connecting threaded hole. The first adapter and the connecting pipe are connected by a third connecting member, and the third connecting member is sequentially connected in the first connecting through hole and the first connecting threaded hole.

[0026] Optionally, the end of the connecting pipe close to the connecting flange is plugged into the inlet of the first chamber, and the outer surface of the connecting pipe is matched with the inner surface of the inlet of the first chamber.

[0027] It can be seen from the above technical scheme that the cooling assembly provided by the utility model, by slidingly connecting the connecting pipe to the top of the support seat, enables the connecting pipe to drive the spray assembly to move forward and backward along the X-axis, which is convenient for adjusting the distance between the spray assembly and the grinding wheel and the workpiece surface, thereby adjusting the distance between the liquid outlet of the spray assembly and the grinding wheel and the workpiece surface; the second adapter seat rotates around the connecting screw, thereby driving the spray assembly to swing around the Z-axis, which is convenient for adjusting the parallelism between the spray assembly and the grinding wheel. The cooling assembly of the utility model has a simple operation method and is easy to use. It is convenient to adjust the position of the liquid outlet of the spray assembly, and the cooling effect is better, which reduces the surface defects of the workpiece caused by the high temperature during the grinding wheel processing, and the quality of the workpiece surface is better. The spray assembly of the cooling assembly of the utility model can both swing and move, so that the distance between the spray assembly and the grinding wheel can be adjusted, the cooling effect is better, the surface defects of the workpiece caused by the high temperature during the grinding wheel processing are reduced, and the quality of the workpiece surface is better.

[0028] The utility model also provides a roll grinder, including a grinding wheel cover, the grinding wheel cover is connected to a cooling assembly, and the cooling assembly is the above-mentioned cooling assembly. Since the roll grinder of the utility model has the above-mentioned cooling assembly, it has the beneficial effects of the above-mentioned cooling assembly, which will not be repeated here. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0030] Figure 1 A schematic diagram of the structure of a cooling assembly provided by an embodiment of the utility model;

[0031] Figure 2 A schematic structural diagram of an angle of the first adapter provided by an embodiment of the utility model;

[0032] Figure 3 A schematic structural diagram of another angle of the first adapter provided by an embodiment of the utility model;

[0033] Figure 4 A schematic structural diagram of an angle of the second adapter provided by an embodiment of the utility model;

[0034] Figure 5 Schematic diagram of the structure of the second adapter provided by an embodiment of the present utility model from another angle;

[0035] Figure 6 Schematic diagram of the structure of the connecting screw rod provided by an embodiment of the present utility model;

[0036] Figure 7 Schematic diagram of the structure of the liquid spraying assembly provided by an embodiment of the present utility model;

[0037] Figure 8 Schematic diagram of the structure of the spray pipe provided by an embodiment of the present utility model;

[0038] Figure 9 Schematic diagram of the structure of the support seat provided by an embodiment of the present utility model from one angle;

[0039] Figure 10 Schematic diagram of the structure of the support seat provided by an embodiment of the present utility model from another angle;

[0040] Figure 11 Schematic diagram of the structure of the connecting pipe provided by an embodiment of the present utility model;

[0041] Figure 12 Schematic diagram of the structure of the limit slider provided by an embodiment of the present utility model.

[0042] Wherein:

[0043] 1. Support seat,

[0044] 101. Sliding connection through hole, 102. Placing groove, 103. Third connection through hole, 104. Limit threaded through hole,

[0045] 2. Second connecting member,

[0046] 3. First connecting member,

[0047] 4. Connecting pipe,

[0048] 401. Chute, 402. Connecting flange, 403. First end face, 404. First connection through hole, 405. Second end face,

[0049] 5. Limit nut,

[0050] 6. Connecting screw rod,

[0051] 601. First threaded section, 602. Second threaded section,

[0052] 7. First adapter,

[0053] 701. First chamber, 702. Second connection through hole, 703. First connection threaded hole,

[0054] 8. Second adapter seat

[0055] 801. Second chamber, 802. Second connecting threaded hole, 803. Sealing groove

[0056] 9. Liquid spraying assembly

[0057] 901. Nozzle, 902. Spray pipe, 9021. Side port

[0058] 10. Limit slider

[0059] 1001. Third connecting threaded hole Detailed implementation manners

[0060] The utility model discloses a cooling assembly, which can adjust the distance between the liquid spraying assembly and the grinding wheel, has a better cooling effect, reduces the surface defects of the workpiece caused by high temperature during the grinding process of the grinding wheel, and the surface quality of the workpiece is better.

[0061] The utility model also provides a roll grinder.

[0062] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0063] Referring to Figures 1 to 12 , the cooling assembly of the present utility model includes a support seat 1, a connecting pipe 4, a first adapter seat 7, a second adapter seat 8 and a liquid spraying assembly 9. The bottom end of the support seat 1 is fixedly connected to the grinding wheel cover of the grinder. The connecting pipe 4 is slidably connected to the top end of the support seat 1, and the connecting pipe 4 is a hollow tube body. The first adapter seat 7 is internally provided with a first chamber 701, and the inlet of the first chamber 701 is communicated with the inner cavity of the connecting pipe 4. One end of the connecting pipe 4 is communicated with the first chamber 701, and the other end is communicated with the coolant supply pipe. The second adapter seat 8 is internally provided with a second chamber 801, the inlet of the second chamber 801 is communicated with the outlet of the first chamber 701, the outlet of the second chamber 801 is communicated with the liquid spraying assembly 9, and the liquid spraying assembly 9 is fixedly connected to the second adapter seat 8. The liquid inlet end of the liquid spraying assembly 9 is communicated with the outlet of the second adapter seat 8, and the liquid outlet end is aligned with the grinding wheel, so as to spray the coolant conveyed from the outlet of the second adapter seat 8 onto the grinding wheel. The first adapter seat 7 and the second adapter seat 8 are rotationally connected by a connecting screw 6, and the connecting screw 6 is arranged through the axes of the first adapter seat 7 and the second adapter seat 8.

[0064] Among them, the connecting screw rod 6 is arranged through the axes of the first adapter seat 7 and the second adapter seat 8, so that the first adapter seat 7 and the second adapter seat 8 can change by a set angle along the connecting screw rod 6, facilitating the adjustment of the swing angle of the liquid spraying assembly 9. The inlet of the first chamber 701 is arranged on the side surface of the first adapter seat 7, and the outlet of the first chamber 701 is arranged on the bottom surface of the first adapter seat 7, as Figure 2 shown. The inlet of the second chamber 801 is arranged on the top surface of the second adapter seat 8, and the outlet of the second chamber 801 is arranged on the side surface of the second adapter seat 8. During installation, the first adapter seat 7 and the second adapter seat 8 are stacked, the first adapter seat 7 is placed on the top surface of the second adapter seat 8, and the outlet of the first chamber 701 is correspondingly arranged with the inlet of the second chamber 801.

[0065] For the cooling assembly of the present utility model, by slidably connecting the connecting pipe 4 to the top end of the support seat 1, the connecting pipe 4 can drive the liquid spraying assembly 9 to move back and forth along the X-axis, facilitating the adjustment of the distance between the liquid spraying assembly 9 and the grinding wheel and the workpiece surface, thereby adjusting the distance between the liquid outlet of the liquid spraying assembly 9 and the grinding wheel and the workpiece surface; the second adapter seat 8 rotates around the connecting screw rod 6, thereby driving the liquid spraying assembly 9 to swing around the Z-axis, facilitating the adjustment of the parallelism between the liquid spraying assembly 9 and the grinding wheel. The cooling assembly of the present utility model has a simple operation method, is convenient to use, facilitates the adjustment of the position of the liquid outlet of the liquid spraying assembly 9, has a better cooling effect, reduces the surface defects of the workpiece caused by high temperature during the grinding process of the grinding wheel, and the surface quality of the workpiece is better.

[0066] In order to avoid liquid leakage at the contact position between the first adapter seat 7 and the second adapter seat 8, a sealing structure is arranged on the mutually approaching surfaces of the first adapter seat 7 and the second adapter seat 8, and the sealing structure is wound around the position where the first chamber 701 communicates with the second chamber 801. Specifically, the sealing structure includes a sealing groove and a sealing ring placed in the sealing groove, the sealing groove is at least arranged on one of the contacting surfaces of the first adapter seat or the second adapter seat, and the sealing ring is arranged around the position where the first chamber 701 communicates with the second chamber 801.

[0067] In an embodiment, as Figure 4 and Figure 5 shown, a sealing groove 803 is arranged on the top surface of the second adapter seat 8, the sealing groove 803 is wound around the inlet of the second chamber 801, and a sealing ring or a sealing tape is arranged in the sealing groove 803. It can be understood that in order to improve the sealing performance, the height of the sealing ring or the sealing tape is higher than the groove depth of the sealing groove 803. In another embodiment, the sealing groove can also be arranged on the bottom surface of the first adapter seat 7.

[0068] To facilitate the connection between the first adapter 7 and the second adapter 8, one end of the connecting screw 6 is provided with a first thread section 601, and the other end is provided with a second thread section 602. Among them, the first thread section 601 is used to limit the first adapter 7, and the second thread section 602 is used to limit the second adapter 8. To facilitate the connection with the connecting screw 6, in one embodiment, a second connection through hole 702 is provided on the surface of the first adapter 7 away from the second adapter 8 (i.e., the top surface of the first adapter 7), and a second connection threaded hole 802 is provided on the surface of the second adapter 8 away from the first adapter 7 (i.e., the bottom surface of the second adapter 8). Both the second connection through hole 702 and the second connection threaded hole 802 are through holes. During installation, the second thread section 602 of the connecting screw 6 is threadedly connected to the second connection threaded hole 802, and the first thread section 601 passes through the first adapter 7 and is then threadedly connected to the limit nut 5. In other embodiments, the second connection threaded hole 802 can also be modified to a through hole. After the second thread section 602 of the connecting screw 6 passes through the second adapter 8, it is connected and positioned with a nut. The connection of the first thread section 601 refers to the above embodiment and will not be elaborated here.

[0069] Furthermore, the liquid spraying assembly 9 includes a nozzle 901 and a spray pipe 902 that are connected in communication. One end of the lumen of the spray pipe 902 is hermetically connected to the second chamber 801, and the other end is connected to the nozzle 901, so as to facilitate the delivery of the liquid in the second chamber 801 to the nozzle 901, and the cooling liquid is sprayed out by the nozzle 901. To increase the liquid spraying amount, the nozzle 901 is a hollow flat tube, and the end opening of the nozzle 901 is a long strip-shaped opening, which increases the opening of the water outlet and reduces the probability of blockage of the water outlet. The nozzle 901 is made of a stainless steel plate welded into a structure with a cavity in the middle. The nozzle 901 and the spray pipe 902 are welded in alignment.

[0070] Specifically, the spray pipe 902 is a pipe body structure with one end open and the other end closed. The open end of the spray pipe 902 is connected to the second chamber 801. To facilitate the connection with the long strip-shaped opening of the nozzle 901, a side through port 9021 is provided on the side wall of the spray pipe 902. One end of the side through port 9021 is connected to the inner cavity of the spray pipe 902, and the other end is connected to the port of the nozzle 901, so as to facilitate the diversion of the liquid in the inner cavity of the spray pipe 902 into the nozzle 901.

[0071] To facilitate the connection of the connecting pipe 4, a sliding connection through hole 101 is provided at the top end of the support base 1, as Figure 9 and Figure 10As shown, the adapter 4 is inserted into the sliding connection through-hole 101. To limit the sliding direction of the adapter 4, a sliding groove 401 is provided on the outer surface of the adapter 4 along the length direction, and a limiting slider 10 is provided at a position corresponding to the sliding groove 401 on the inner surface of the sliding connection through-hole 101. The limiting slider 10 is slidably connected in the sliding groove 401. The limiting slider 10 is fixedly connected to the sliding connection through-hole 101. The limiting slider 10 can be a flat key.

[0072] To position the adapter 4 that has slid to the set position, a limiting threaded through-hole 104 is provided on the support base 1. The limiting threaded through-hole 104 communicates with the sliding connection through-hole 101. A first connecting member 3 is connected in the limiting threaded through-hole 104. The first connecting member 3 is threadedly connected in the limiting threaded through-hole 104, and its tail end abuts against the outer surface of the adapter 4, and its head end is higher than the surface of the support base 1, so as to facilitate manually or using a tool to rotate the first connecting member 3 to press and position the adapter 4. In an embodiment, the limiting threaded through-hole 104 is provided on the top surface of the support base 1, which is convenient for rotating the first connecting member 3. The first connecting member 3 is a bolt or a screw.

[0073] To facilitate the installation of the limiting slider 10, a placement groove 102 is provided on the inner surface of the sliding connection through-hole 101. The extending direction of the placement groove 102 is parallel to the sliding groove 401. The limiting slider 10 is placed in the placement groove 102, and the limiting slider 10 is connected in the placement groove 102. Among them, the thickness of the limiting slider 10 is greater than the groove depth of the placement groove 102, so that the limiting slider 10 protrudes from the placement groove 102, which is convenient for the limiting slider 10 to be slidably connected with the sliding groove 401. Specifically, the limiting slider 10 is positioned by a second connecting member 2 connected to the support base 1. Further, to facilitate the connection of the limiting slider 10, third connection through-holes 103 are provided at positions corresponding to the placement groove 102 on the support base 1. As Figure 9 shown, there are two third connection through-holes 103. The two third connection through-holes 103 are arranged along the placement groove 102. Two third connection threaded holes 1001 are provided on the surface of the limiting slider 10 close to the bottom surface of the placement groove 102. The third connection threaded holes 1001 are arranged corresponding to the third connection through-holes 103. The second connecting member 2 passes through the third connection through-hole 103 and is then threadedly connected in the third connection threaded hole 1001, so as to fix the limiting slider 10 on the support base 1. The second connecting member 2 is a screw or a bolt.

[0074] In order to realize the connection between the pipe 4 and the first adapter seat 7, a first connection threaded hole 703 is provided on the surface where the first adapter seat 7 is connected to the pipe 4, a connection flange 402 is fixedly connected to the pipe 4 near the end, a first connection through hole 404 is provided on the connection flange 402, and the first connection through hole 404 is correspondingly arranged with the first connection threaded hole 703, and the first adapter seat 7 is connected to the pipe 4 through a third connection member, and the third connection member is sequentially connected to the first connection through hole 404 and the first connection threaded hole 703. The third connection member is a screw or a bolt.

[0075] In order to improve the reliability of the connection position between the connecting pipe 4 and the first adapter seat 7, the connecting flange 402 is installed on the connecting pipe 4 at a position close to the first end face 403, and the first end face 403 is arranged close to the first adapter seat 7. During installation, the first end face 403 of the connecting pipe 4 is plugged into the entrance of the first chamber 701, and the outer surface of the connecting pipe 4 is matched with the inner surface of the entrance of the first chamber 701, so as to form a reliable connection after the two are plugged in. The connecting flange 402 is set at a distance from the first end face 403, and the set distance is set by those skilled in the art according to the actual structural dimensions to avoid the first end face 403 inserted into the first chamber 701 affecting the flow of liquid. The end of the connecting pipe 4 away from the first adapter seat 7 is the second end face 405. When the connecting pipe 4 is connected to the first adapter seat 7, the connecting flange 402 contacts the side of the first adapter seat 7.

[0076] When the cooling assembly of the utility model is assembled, the first adapter seat 7 and the second adapter seat 8 are connected by connecting screws 6 and limiting nuts 5, the first adapter seat 7 and the pipe 4 are connected by bolts, the second adapter seat 8 and the liquid spraying assembly 9 are welded, and the pipe 4 is slidably connected with the support seat 1. By loosening the limiting nuts 5, the liquid spraying assembly 9 can be swung, so as to facilitate the adjustment of the parallelism between the nozzle 901 and the grinding wheel. By loosening the first connecting piece 3 on the top surface of the support seat 1, the pipe 4 can be adjusted to move forward and backward along its axial direction, thereby adjusting the distance between the cooling assembly and the grinding wheel and the workpiece surface.

[0077] The cooling component of the utility model has a simple structure, is convenient to disassemble and assemble, is easy to adjust the position, improves the cooling effect of the grinding machine processing process, and improves the surface quality of the roller processing.

[0078] The utility model also provides a roll grinder, comprising a grinding wheel cover, the grinding wheel cover is connected with a cooling component, and the cooling component is the above-mentioned cooling component.

[0079] In the description of this solution, it should be understood that the orientation or positional relationships indicated by the terms "upper", "lower", "vertical", "inner", "outer", etc. are based on the orientation or positional relationships shown in the drawings. These are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation to this solution.

[0080] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of this solution, the meaning of "a plurality" is two or more, unless otherwise specifically defined.

[0081] The various embodiments in this specification are described in a progressive manner. Each embodiment focuses on the differences from other embodiments. For the same or similar parts among the various embodiments, reference may be made to each other.

[0082] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present utility model. Various modifications to these embodiments will be obvious to those skilled in the art. The general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present utility model. Therefore, the present utility model will not be limited to these embodiments shown herein, but rather will be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A cooling assembly, characterized in that: include: Support seat; A pipe, slidably connected to the top of the support seat, and the pipe is a hollow tube; A first adapter seat, wherein a first chamber is provided inside, and an entrance of the first chamber is communicated with the inner cavity of the connecting pipe; A second adapter seat is provided with a second chamber inside, the inlet of the second chamber is connected with the outlet of the first chamber, and the outlet of the second chamber is connected with the liquid spraying assembly; A liquid spray assembly, wherein a liquid inlet end of the liquid spray assembly is connected to an outlet of the second adapter; The first adapter seat and the second adapter seat are rotatably connected by a connecting screw, and the connecting screw is arranged to penetrate along the axis of the first adapter seat and the second adapter seat.

2. The cooling assembly according to claim 1, characterized in that A sealing structure is provided on surfaces of the first adapter seat and the second adapter seat that are close to each other, and the sealing structure is arranged around a position where the first chamber and the second chamber are in communication.

3. The cooling assembly according to claim 2, characterized in that: The sealing structure includes a sealing groove and a sealing ring placed in the sealing groove. The sealing groove is arranged on at least a contact surface of one of the first adapter seat or the second adapter seat. The sealing ring is arranged around a position where the first chamber is connected to the second chamber.

4. The cooling assembly according to any one of claims 1 to 3, characterized in that: The liquid spraying assembly comprises a nozzle and a nozzle which are connected to each other, one end of the tube cavity of the nozzle is connected to the second chamber, and the other end is connected to the nozzle; The nozzle is a hollow flat tube, and the end opening of the nozzle is a long strip opening.

5. The cooling assembly according to claim 4, characterized in that The nozzle is a tube structure with one end open and the other end sealed, and the open end of the nozzle is connected to the second chamber; The side wall of the nozzle is provided with a side opening, one end of the side opening is communicated with the inner cavity of the nozzle, and the other end of the side opening is communicated with the port of the nozzle.

6. The cooling assembly according to claim 1, characterized in that The top of the support seat is provided with a sliding connection through hole, and the pipe is inserted into the sliding connection through hole; The outer surface of the pipe is provided with a slide groove along the length direction, and the inner surface of the sliding connection through hole is provided with a limit slider at a position corresponding to the slide groove, and the limit slider is slidably connected in the slide groove; The support seat is provided with a limit threaded through hole, the limit threaded through hole is communicated with the sliding connection through hole, and a first connecting member is connected in the limit threaded through hole.

7. The cooling assembly according to claim 6, characterized in that The inner surface of the sliding connection through hole is provided with a placement groove, the limiting slider is placed in the placement groove, and the thickness of the limiting slider is greater than the groove depth of the placement groove; The limiting sliding block is positioned by a second connecting member connected to the supporting seat.

8. The cooling assembly according to claim 1, characterized in that A first connecting threaded hole is arranged on the surface where the first adapter is connected to the connecting pipe, a connecting flange is fixedly connected to the connecting pipe near the end, a first connecting through hole is arranged on the connecting flange, the first connecting through hole is arranged corresponding to the first connecting threaded hole, the first adapter is connected to the connecting pipe through a third connecting member, and the third connecting member is sequentially connected to the first connecting through hole and the first connecting threaded hole.

9. The cooling assembly according to claim 8, characterized in that The end of the connecting pipe close to the connecting flange is plugged into the inlet of the first chamber, and the outer surface of the connecting pipe is matched with the inner surface of the inlet of the first chamber.

10. A roll grinder, comprising a grinding wheel cover, wherein a cooling assembly is connected to the grinding wheel cover, wherein: The cooling component is the cooling component according to any one of claims 1 to 9.

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