CN209754832U - A cooled sheet metal belt grinder - Google Patents

Abstract

The utility model discloses a cooled plate abrasive belt grinding machine. The contact roller grinds and polishes the plate on the feeding device through a high-speed rotating abrasive belt, and at the same time, the circulating pump on the cooling device transports the cold medium to the shell of the contact roller. , the cold medium exchanges heat with the abrasive belt through the side wall of the shell, the grinding heat on the plate is transferred from the high-temperature plate to the abrasive belt, and then the abrasive belt transfers the heat to the cold medium in the shell, after heat exchange The high-temperature cooling medium is transported from the shell to the air evaporator for cooling and cooling, and then enters the shell through the circulating pump to form a closed-loop cooling circuit, and indirectly cools the plate through the cooling contact roller, so as to achieve the cooling effect of the cooling medium. In direct contact with the plate, the general cold medium uses water, so it is suitable for grinding plates that cannot wade in water. The utility model is used for the grinding and polishing of plates.

Description

A cooled sheet metal belt grinder

technical field

The utility model relates to the field of plate processing, in particular to a cooled plate abrasive belt grinder.

Background technique

The grinding heat generated by the existing abrasive belt grinder will cause the deformation of the board. Generally, the water cooling spray is used to cool the board, but this is only applicable to the water-grinded board. When grinding some plates that cannot be waded, they cannot be cooled by spraying water. At present, the natural cooling method between the plate and the ambient air is used. This kind of cooling effect is poor, which often leads to heat dissipation in the grinding part of the plate. Uneven, resulting in deformation.

Utility model content

The technical problem to be solved by the utility model is to provide a cooled board abrasive belt grinder, which is suitable for grinding boards that cannot wade through water.

The solution that the utility model solves its technical problem is:

A cooled plate abrasive belt grinder, including a machine body, an abrasive belt grinding device, a feeding device, and a lifting device, the feeding device is arranged to extend left and right, and the conveying direction of the feeding device is from left to right, The lifting device is arranged below the feeding device, the feeding device is connected to the body through the lifting device, the abrasive belt grinding device is installed on the body, and the abrasive belt grinding device is arranged above the feeding device, The abrasive belt grinding device includes tension rollers and contact rollers arranged up and down, on which an annular abrasive belt surrounds, and the tension rollers and contact rollers are arranged to extend forward and backward respectively, The contact roller includes a cylindrical shell, the shell is extended forward and backward, the center of the front and rear ends of the shell are provided with through holes, and the through holes are connected with connecting pipes. One end of the connecting pipe is fixedly connected to the through hole, the other end of the connecting pipe protrudes outside the end of the housing, the front and rear ends of the housing are rotatably connected to the body through the connecting pipe, and the The connecting pipe at the front end of the housing is connected with a rotating motor installed on the body, the rotating motor is connected to the connecting pipe in transmission, and a fixed seat extending forward and backward is provided between the tension roller and the contact roller. The front and rear ends of the tight roller are respectively axially connected to the front and rear ends of the fixed seat, and the fixed seat is connected to the machine body; it also includes a cooling device, which is filled with a refrigerant medium, and the cooling device includes interconnected circulation The pump is connected to the air evaporator, the refrigerant inlet of the air evaporator is connected with a first conduit, the refrigerant inlet of the air evaporator communicates with the connecting pipe at the front end of the housing through the first conduit, and the air evaporator’s The outlet of the refrigerant communicates with the inlet of the circulation pump, the outlet of the circulation pump is connected with a second conduit, and the outlet of the circulation pump communicates with the connecting pipe at the rear end of the housing through the second conduit.

As a further improvement of the above solution, the rotating motor is connected with a transmission belt, and the rotating motor is connected to the connecting pipe at the front end of the housing through the transmission belt.

As a further improvement of the above solution, the feeding device includes two side plates, the two side plates are arranged opposite to each other front and back, the side plates are arranged to extend left and right, and a plurality of conveying rollers are arranged between the two side plates , the conveying rollers are arranged to extend forward and backward, the two ends of the conveying rollers are respectively connected to the two side plates, and a plurality of conveying rollers are arranged at intervals from left to right, and between two adjacent conveying rollers A transmission chain, two adjacent conveying rollers are connected to each other through a transmission chain, and a feeding motor is installed on one of the side plates, and the feeding motor is drivingly connected with one of the conveying rollers.

As a further improvement of the above solution, the lifting device includes four lifting cylinders, one lifting cylinder is provided under the left part and the right part of the side plate, and the lower end of the lifting cylinder is fixedly installed on the body Above, the upper end of the lifting cylinder is connected to the side plate through transmission, and the four lifting cylinders can drive the feeding device to move up and down.

As a further improvement of the above solution, the interior of the housing is provided with a fixed pipe coaxially arranged with the housing, the length of the fixed pipe is less than the length of the housing, and the fixed pipe is arranged on both sides of the housing. Between the ends, the side wall of the fixed tube is connected with a plurality of heat transfer plates, and the plurality of heat transfer plates are radially arranged at intervals along the side wall of the fixed tube, and the heat transfer plates are arranged along the axial direction of the fixed tube , the fixed pipe is fixedly connected to the inner wall surface of the housing through a plurality of heat transfer plates.

As a further improvement of the above solution, both ends of the fixed pipe are provided with end caps, the end caps are rounded, and the end caps are fixedly connected to the ends of the fixed pipe.

As a further improvement of the above scheme, a crossbeam extending forward and backward is provided under the fixed seat, the front and rear ends of the crossbeam are fixedly connected with the machine body, and a vertical adjustment cylinder is provided between the fixed seat and the crossbeam , the lower end of the adjusting cylinder is fixedly installed on the crossbeam, and the upper end of the adjusting cylinder is connected with the fixed seat through transmission.

As a further improvement of the above solution, there are two adjusting cylinders, and the two adjusting cylinders are arranged on the crossbeam in a front-to-rear arrangement.

The beneficial effect of the utility model is: the contact roller grinds and polishes the plate on the feeding device through the high-speed rotating abrasive belt, and at the same time, the circulation pump on the cooling device transports the cold medium to the shell of the touch roller, and the cold medium passes through the shell The side wall of the side wall exchanges heat with the abrasive belt. The grinding heat on the plate is transferred from the high-temperature plate to the abrasive belt, and then the abrasive belt transfers the heat to the cold medium in the shell. After heat exchange, the high-temperature cold medium flows from the shell. The body is transported to the air evaporator for cooling and cooling, and then enters the shell through the circulation pump to form a closed-loop cooling circuit, and the plate is indirectly cooled through the cooling contact roller, so that the refrigerant medium does not directly contact the plate. The general cold medium uses water, which is suitable for grinding plates that cannot wade through water.

The utility model is used for the grinding and polishing of plates.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the following will briefly describe the accompanying drawings that are used in the description of the embodiments. Apparently, the drawings described are only some embodiments of the utility model, not all embodiments, and those skilled in the art can also obtain other designs and drawings according to these drawings without creative work.

Fig. 1 is the front view structure schematic diagram of the utility model embodiment;

Fig. 2 is a right side sectional view of the utility model embodiment.

Detailed ways

The idea, specific structure and technical effects of the present utility model will be clearly and completely described below in conjunction with the embodiments and accompanying drawings, so as to fully understand the purpose, characteristics and effects of the present utility model. Apparently, the described embodiments are only some of the embodiments of the present utility model, rather than all embodiments. Based on the embodiments of the present utility model, other embodiments obtained by those skilled in the art without paying creative efforts, All belong to the protection scope of the utility model. In addition, all the connection/connection relationships mentioned in this article do not refer to the direct connection of components, but mean that a better connection structure can be formed by adding or reducing connection accessories according to specific implementation conditions. Each technical feature in the utility model can be combined interactively under the premise of not conflicting with each other.

Referring to Fig. 1 and Fig. 2, this is an embodiment of the present utility model, specifically:

A cooled plate abrasive belt grinder, comprising a body 1, an abrasive belt grinding device 2, a feeding device 3, and a lifting device 4. The feeding device 3 is arranged to extend left and right, and the conveying direction of the feeding device 3 is from In the direction from left to right, the lifting device 4 is arranged below the feeding device 3, the feeding device 3 is connected with the body 1 through the lifting device 4, and the abrasive belt grinding device 2 is installed on the body 1. The abrasive belt grinding device 2 is arranged above the feeding device 3, and the abrasive belt grinding device 2 includes a tension roller 21 and a contact roller 22 arranged up and down, on which the tension roller 21 and the contact roller 22 are surrounded by Ring-shaped abrasive belt 23, the tension roller 21 and the contact roller 22 are respectively extended forward and backward, and the contact roller 22 includes a cylindrical shell 221, and the shell 221 is extended forward and backward. The centers of the front and rear ends of the housing 221 are provided with through holes 222, the through holes 222 are connected with a connecting pipe 223, one end of the connecting pipe 223 is fixedly connected with the through hole 222, and the connecting pipe 223 The other end of the housing 221 protrudes to the outside of the end of the housing 221. The front and rear ends of the housing 221 are connected to the body 1 through the connecting pipe 223. The connecting pipe 223 at the front end of the housing 221 is connected to a The rotating motor 26 on 1, the rotating motor 26 is connected with the connecting pipe 223, and the fixed seat 24 extending forward and backward is provided between the tension roller 21 and the contact roller 22, and the tension roller 21 The front and rear ends are respectively axially connected to the front and rear ends of the fixed seat 24, and the fixed seat 24 is connected to the body 1; it also includes a cooling device 5 filled with a refrigerant medium, and the cooling device 5 includes mutual The circulating pump 51 connected to the air evaporator 52, the refrigerant inlet of the air evaporator 52 is connected with a first conduit 53, and the refrigerant inlet of the air evaporator 52 is connected to the front end of the housing 221 through the first conduit 53 The pipe 223 communicates, the refrigerant outlet of the air evaporator 52 communicates with the inlet of the circulation pump 51, the outlet of the circulation pump 51 is connected to the second conduit 54, and the outlet of the circulation pump 51 passes through the second conduit 54 It communicates with the connection pipe 223 at the rear end of the casing 221 . The contact roller 22 grinds and polishes the plate on the feeding device 3 through the high-speed rotating abrasive belt 23, and at the same time, the circulation pump 51 on the cooling device 5 transports the cold medium to the housing 221 of the contact roller 22, and the cold medium passes through the housing. The side wall of 221 exchanges heat with the abrasive belt 23. The grinding heat on the plate is transferred from the high-temperature plate to the abrasive belt 23, and then the abrasive belt 23 transfers the heat to the cooling medium in the shell 221. After heat exchange The high-temperature refrigerant is transported from the housing 221 to the air evaporator 52 for cooling and cooling, and then enters the housing 221 through the circulation pump 51, thereby forming a closed-loop cooling circuit, and indirectly cooling the plate through the cooling contact roller 22. Cooling, so that the cold medium does not directly contact the plate. The general cold medium uses water, so it is suitable for grinding plates that cannot wade.

As a further preferred embodiment, the rotating motor 26 is connected with a transmission belt 261 , and the rotating motor 26 is connected to the connecting pipe 223 at the front end of the casing 221 through the transmission belt 261 . The transmission belt 261 can filter the vibration generated when the contact roller 22 is ground, improve the service life of the rotating motor 26, and prevent the rotating motor 26 from operating in a vibrating environment for a long time.

Further as a preferred embodiment, the feeding device 3 includes two side plates 31, the two side plates 31 are oppositely arranged front and back, the side plates 31 are extended left and right, and a side plate 31 is arranged between the two side plates 31. There are a plurality of conveying rollers 32, and the conveying rollers 32 are arranged to extend forward and backward. A transmission chain is arranged between two adjacent conveying rollers 32, and two adjacent conveying rollers 32 are connected to each other by a transmission chain, and a feed motor 33 is installed on one of the side plates 31, and the feed motor 33 is connected to one of them. The conveying roller 32 is connected by transmission. A plurality of conveying rollers 32 are arranged at intervals on the left and right, thereby increasing the heat exchange area between the metal sheet and the air, facilitating the dissipation of grinding heat, and further improving the quality of the grinding and polishing of the metal sheet.

Further as a preferred embodiment, the lifting device 4 includes four lifting cylinders 41, a lifting cylinder 41 is provided under the left part and the right part of the side plate 31, and the lifting cylinder 41 The lower end is fixedly installed on the body 1, and the upper end of the lifting cylinder 41 is connected to the side plate 31 in transmission, and the four lifting cylinders 41 can drive the feeding device 3 to move up and down. The up and down positions of the feeding device 3 are adjusted by four lifting cylinders 41, so that the distance between the abrasive belt grinding device 2 and the feeding device 3 can be adjusted, and the grinding amount of the plate can be adjusted.

Further as a preferred embodiment, the interior of the housing 221 is provided with a fixed pipe 224 coaxially arranged with the housing 221, the length of the fixed pipe 224 is less than the length of the housing 221, and the fixed pipe 224 It is arranged between the two ends of the housing 221, and the side wall of the fixed pipe 224 is connected with a plurality of heat transfer plates 225, and the plurality of heat transfer plates 225 are radially arranged at intervals along the side wall of the fixed pipe 224. The heat transfer plates 225 are arranged along the axial direction of the fixed pipe 224, and the fixed pipe 224 is fixedly connected to the inner wall surface of the housing 221 through a plurality of heat transfer plates 225. The low-temperature refrigerant medium enters the housing 221 from the connecting pipe 223 at the rear end of the housing 221. After cooling the housing 221, the low-temperature refrigerant flows out from the connecting pipe 223 at the front end of the housing 221. The housing 221 passes through multiple transmission channels. The hot plate 225 exchanges heat with the low-temperature cooling medium, and the multiple heat transfer plates 225 increase the heat exchange area, thereby improving the cooling effect of the contact roller 22. The fluidity of the housing 221 further improves the heat exchange effect. The fixed pipe 224 is fixedly connected to the inner wall of the housing 221 through a plurality of heat transfer plates 225, thereby improving the strength of the side wall of the housing 221 and preventing deformation.

As a further preferred embodiment, both ends of the fixed tube 224 are provided with end caps 226 , the end caps 226 are rounded, and the end caps 226 are fixedly connected to the ends of the fixed tube 224 . The arched end cover 226 can divide the flow of the cooling medium. The cooling medium flows from the rear end of the housing 221 to the front end of the housing 221 through the heat transfer plate 225, so that all the cooling medium exchanges heat with the heat transfer plate 225. Further improve the heat exchange effect.

Further as a preferred embodiment, a crossbeam 25 extending forward and backward is provided under the fixed seat 24, the front and rear ends of the crossbeam 25 are fixedly connected with the body 1, and a crossbeam 25 is provided between the fixed seat 24 and the crossbeam 25. The adjustment cylinder 27 arranged vertically, the lower end of the adjustment cylinder 27 is fixedly installed on the crossbeam 25 , and the upper end of the adjustment cylinder 27 is connected with the fixed seat 24 through transmission. The adjustment cylinder 27 drives the fixed seat 24 to move up and down, so that the distance between the tension roller 21 and the contact roller 22 can be adjusted, and then the tension of the abrasive belt 23 can be adjusted.

Further as a preferred embodiment, there are two adjusting cylinders 27, and the two adjusting cylinders 27 are arranged on the beam 25 in a front-back arrangement. Not only the tension of the abrasive belt 23 can be adjusted by the two adjusting cylinders 27, but also the front and rear positions of the abrasive belt 23 can be adjusted to prevent the abrasive belt 23 from deviating in the front-rear direction.

The preferred embodiments of the utility model have been specifically described above, but the utility model is not limited to the described embodiments, and those skilled in the art can also make various equivalent modifications or modifications without violating the spirit of the utility model. Replacement, these equivalent modifications or replacements are all included within the scope defined by the claims of the present application.

Claims (8)

1. A refrigerated panel abrasive belt grinding machine comprises a machine body (1), an abrasive belt grinding device (2), a feeding device (3) and a lifting device (4), wherein the feeding device (3) extends leftwards and rightwards, the conveying direction of the feeding device (3) is the direction from left to right, the lifting device (4) is arranged below the feeding device (3), the feeding device (3) is connected with the machine body (1) through the lifting device (4), the abrasive belt grinding device (2) is installed on the machine body (1), the abrasive belt grinding device (2) is arranged above the feeding device (3), and the refrigerated panel abrasive belt grinding machine is characterized in that: the abrasive belt grinding device (2) comprises a tension roller (21) and a contact roller (22) which are arranged up and down, wherein an annular abrasive belt (23) is arranged on the tension roller (21) and the contact roller (22) in a surrounding manner, the tension roller (21) and the contact roller (22) are respectively arranged in a front-back extending manner, the contact roller (22) comprises a cylindrical shell (221), the shell (221) is arranged in a front-back extending manner, through holes (222) are formed in the circle centers of the front end and the back end of the shell (221), the through holes (222) are connected with a connecting pipe (223), one end of the connecting pipe (223) is fixedly connected with the through holes (222), the other end of the connecting pipe (223) extends out of the outer side of the end part of the shell (221), the front end and the back end of the shell (221) are rotatably connected with the machine body (1) through the connecting pipe (223), the connecting pipe (223) at the front end of the shell (221) is connected with a rotating motor (26, the rotating motor (26) is in transmission connection with the connecting pipe (223), a fixed seat (24) which extends forwards and backwards is arranged between the tension roller (21) and the contact roller (22), the front end and the rear end of the tension roller (21) are respectively in shaft connection with the front end and the rear end of the fixed seat (24), and the fixed seat (24) is connected with the machine body (1); the cooling device comprises a shell (221), and is characterized by further comprising a cooling device (5), a refrigerant medium is filled in the cooling device (5), the cooling device (5) comprises a circulating pump (51) and an air evaporator (52) which are connected with each other, a refrigerant inlet of the air evaporator (52) is connected with a first conduit (53), a refrigerant inlet of the air evaporator (52) is communicated with a connecting pipe (223) at the front end of the shell (221) through the first conduit (53), a refrigerant outlet of the air evaporator (52) is communicated with an inlet of the circulating pump (51), an outlet of the circulating pump (51) is connected with a second conduit (54), and an outlet of the circulating pump (51) is communicated with the connecting pipe (223) at the rear end of the shell (221) through the second conduit (54).

2. A cooled plate belt sander as set forth in claim 1, wherein: the rotating motor (26) is connected with a transmission belt (261), and the rotating motor (26) is in transmission connection with a connecting pipe (223) at the front end of the shell (221) through the transmission belt (261).

3. A cooled plate belt sander as set forth in claim 1, wherein: material feeding unit (3) include two curb plates (31), relative setting around two curb plates (31) are, curb plate (31) be and extend the setting about being, be equipped with a plurality of conveying rollers (32) between two curb plates (31), conveying roller (32) extend the setting around being, conveying roller (32) both ends respectively with two curb plates (31) coupling, interval arrangement sets up about a plurality of conveying rollers (32) are, be equipped with the driving chain between two adjacent conveying rollers (32), two adjacent conveying rollers (32) pass through driving chain interconnect, install pay-off motor (33) on one of them curb plate (31), pay-off motor (33) and one of them conveying roller (32) transmission connection.

4. A cooled plate belt sander as set forth in claim 3, wherein: the lifting device (4) comprises four lifting cylinders (41), the lifting cylinders (41) are arranged below the left part and the right part of the side plate (31), the lower ends of the lifting cylinders (41) are fixedly mounted on the machine body (1), the upper ends of the lifting cylinders (41) are in transmission connection with the side plate (31), and the four lifting cylinders (41) can drive the feeding device (3) to move up and down.

5. A cooled plate belt sander as set forth in claim 1, wherein: the utility model discloses a heat exchanger, including casing (221), fixed pipe (224) and casing (221), the inside of casing (221) be equipped with fixed pipe (224) with the coaxial setting of casing (221), the length of fixed pipe (224) be less than the length of casing (221), fixed pipe (224) set up between the both ends of casing (221), the lateral wall of fixed pipe (224) be connected with a plurality of heat transfer plates (225), a plurality of heat transfer plates (225) are radial interval arrangement along the lateral wall of fixed pipe (224) and set up, heat transfer plate (225) along the axial setting of fixed pipe (224), fixed pipe (224) through the internal wall fixed connection of a plurality of heat transfer plates (225) and casing.

6. A cooled plate belt sander as set forth in claim 5, wherein: both ends of the fixed pipe (224) are respectively provided with an end cover (226), the end covers (226) are in a circular arch shape, and the end covers (226) are fixedly connected with the end parts of the fixed pipe (224).

7. A cooled plate belt sander as set forth in claim 1, wherein: be equipped with in the below of fixing base (24) and extend crossbeam (25) that set up around being, crossbeam (25) around both ends and organism (1) fixed connection, be equipped with between fixing base (24) and crossbeam (25) and be adjusting cylinder (27) of vertical setting, adjusting cylinder (27) lower extreme fixed mounting on crossbeam (25), the upper end and the fixing base (24) transmission of adjusting cylinder (27) be connected.

8. A cooled plate belt sander as set forth in claim 7, wherein: the two adjusting cylinders (27) are arranged on the cross beam (25) in a front-back arrangement mode.