CN215659574U

CN215659574U - Grinding machine

Info

Publication number: CN215659574U
Application number: CN202121936584.5U
Authority: CN
Inventors: 马荣威; 黎庆辉
Original assignee: Huizhou Chezhijiao Auto Accessories Co ltd
Current assignee: Huizhou Chezhijiao Auto Accessories Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-01-28
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a grinding machine, which comprises: support unit, the unit of polishing and adjusting unit. The supporting unit comprises a bottom plate, a first support and a second support, the first support and the second support are fixedly installed on one side surface of the bottom plate, the polishing unit comprises a plurality of first double lifting lugs, a connecting plate, a motor module, a grinding wheel module and a second double lifting lug, the first double lifting lugs are hinged to the first support respectively, the motor module and the grinding wheel module are arranged on the top side surface of the connecting plate, the second double lifting lugs are arranged on the top of the bottom side surface of the connecting plate and connected with an output shaft of the adjusting unit. The adjusting unit comprises an air cylinder, a mounting bracket and an air cylinder rod, and the mounting bracket is hinged to the second support. The cylinder is installed inside the installing support, and the cylinder pole is connected with the hinge of the second double-lifting-lug. The grinding machine of the utility model adjusts the angle of the grinding unit by driving the air cylinder rod through the air cylinder, so that the grinding wheel can adapt to workpieces to be ground in various sizes.

Description

Grinding machine

Technical Field

The utility model relates to the technical field of polishing equipment, in particular to a polishing machine.

Background

Sanding, which is one of surface modification techniques, generally refers to a processing method for changing physical properties of a material surface by friction with the aid of a rough object (sand paper or the like containing particles of relatively high hardness) mainly for the purpose of obtaining a specific surface roughness. In the grinding process, a grinding machine is a common machining device, and is used for grinding the surface of a metal or nonmetal workpiece, removing burrs and protruding particles on the surface of the workpiece, and thus ensuring the precision of the workpiece.

However, when a workpiece which is large or inconvenient to move is polished, the conventional polisher is difficult to adjust the height and the angle to perform targeted polishing according to the polishing requirement of the workpiece, so that the processing efficiency is greatly influenced.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a grinding machine to solve the technical problem that the height and angle of the grinding tool cannot be adjusted according to the machining requirement in the conventional grinding machine.

A sander includes a support unit, a sanding unit, and an adjustment unit. The polishing unit and the adjusting unit are respectively and correspondingly arranged on the supporting unit, and the output shaft of the adjusting unit is connected with the polishing unit, so that the fixed angle of the polishing unit can be adjusted.

The supporting unit comprises a bottom plate, a first support and a second support, the first support and the second support are fixedly installed on the surface of one side of the bottom plate, the polishing unit is installed on the first support, and the adjusting unit is installed on the second support.

The unit of polishing includes a plurality of first pair of lugs, connecting plate, motor module, emery wheel module and the two lugs of second, and a plurality of first pair of lugs are installed in the bottom of connecting plate bottom surface to respectively with first support hinged joint, motor module and emery wheel module all set up in the top side surface of connecting plate, and the output shaft of motor module emery wheel module. The second double lifting lug is arranged at the top of the bottom side surface of the connecting plate and is connected with an output shaft of the adjusting unit.

The adjusting unit comprises an air cylinder, a mounting bracket and an air cylinder rod, and the mounting bracket is hinged to the second support. The cylinder is installed inside the mounting bracket, and the output end of the cylinder is connected with the cylinder rod. One end of the air cylinder rod is connected with the output end of the air cylinder, and the other end of the air cylinder rod is hinged with the second double-lifting-lug and can rotate relatively.

In one embodiment, the first support includes a first fixing plate, a first mounting plate, two first supporting plates and a plurality of first single lifting lugs, the bottom surface of the first fixing plate is fixedly connected to one side surface of the bottom plate, one end of each of the two first supporting plates arranged in parallel is fixedly connected to two ends of the top surface of the first fixing plate, the other end of each of the two first supporting plates is fixedly connected to two ends of the bottom surface of the first mounting plate, and the plurality of first single lifting lugs are fixedly mounted on the top surface of the first mounting plate.

In one embodiment, the first double lifting eyes are respectively and correspondingly hinged with the first single lifting eyes.

In one embodiment, the surface of the two first supporting plates, which is far away from each other, is provided with a reinforcing rib.

In one embodiment, the second support includes a second fixing plate, a second mounting plate, two second supporting plates, and two second single lifting lugs, the bottom surface of the second fixing plate is fixedly connected to one side surface of the bottom plate, one end of each of the two second supporting plates disposed in parallel is fixedly connected to two ends of the top surface of the second fixing plate, the other end of each of the two second supporting plates is fixedly connected to two ends of the bottom surface of the second mounting plate, and the two second single lifting lugs are fixedly mounted on the top surface of the second mounting plate.

In one embodiment, the mounting bracket is hinged between the two second single lifting lugs, and the mounting bracket can rotate relative to the second mounting plate.

In one embodiment, a reinforcing rib is respectively arranged between the two second supporting plates.

In one embodiment, the motor module includes a motor base, a motor, a bearing seat, a bearing, a coupling shield, a coupling, and a transmission shaft, wherein the motor base, the coupling shield, and the bearing seat are sequentially arranged and disposed on a top of a top side of the connection plate. The motor is arranged on the motor base. The shaft coupling sets up inside the shaft coupling guard shield to connect the output shaft of motor. The bearing is arranged in the bearing seat. One end of the transmission shaft penetrates through the bearing and is connected with the coupler, and the other end of the transmission shaft is connected with the grinding wheel module.

In one embodiment, the grinding wheel module includes a grinding wheel and a grinding wheel guard, and the grinding wheel guard is disposed on a side of the bearing base away from the motor. The grinding wheel is arranged in the grinding wheel protective cover and is connected with the other end, opposite to the coupler, of the transmission shaft.

In one embodiment, the polishing machine further includes a third supporting plate, a third double-lifting lug, a fourth double-lifting lug, a safety hook and a safety bolt, the third supporting plate is disposed between the two first supporting plates, the third double-lifting lug is disposed on a side surface of the third supporting plate away from the adjusting unit, one end of the safety hook is hinged to the third double-lifting lug, the third double-lifting lug is disposed at the bottom of the top surface of the connecting plate and is connected to the other end of the safety hook in a matching manner, and the safety bolt penetrates through one side of the fourth double-lifting lug and the safety hook and is fixedly connected to the other side of the fourth double-lifting lug.

The angle of the polishing unit is adjusted by the polishing machine through the air cylinder driving air cylinder rod, so that the grinding wheel can adapt to workpieces to be polished in various sizes, and the polishing work with various angles and high requirements can be met. The cylinder can rotate by taking the hinge of the second single lifting lug as a center, the connecting plate can rotate by taking the hinge of the two first double lifting lugs as a center, and the cylinder drives the cylinder rod to extend according to actual needs, so that the rotation angles of the cylinder, the cylinder rod and the connecting plate reach dynamic balance, and then the grinding wheel is adjusted to a proper angle and height to finish grinding work.

Drawings

FIG. 1 is a schematic view of the sander in one embodiment;

fig. 2 is a schematic structural view of another perspective of the sander in the embodiment shown in fig. 1.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

Referring to fig. 1, the present invention discloses a sander including a supporting unit 1, a sanding unit 2, and an adjusting unit 3. Polishing unit 2 and regulating unit 3 correspond respectively and install on supporting unit 1, and supporting unit 1 can provide holding power and fixed baseplate for polishing unit 2 and regulating unit 3, and regulating unit 3's output shaft polishing unit 2 to the fixed angle of regulating polishing unit 2.

The supporting unit 1 comprises a first support 11, a second support 12 and a bottom plate 13, the first support 11 and the second support 12 are fixedly installed on one side surface of the bottom plate 13, the grinding unit 2 is installed on the first support 11, and the adjusting unit 3 is installed on the second support 12.

Referring to fig. 2, the first support 11 includes a first fixing plate 111, a first mounting plate 112, two first support plates 113, and a plurality of first single lifting lugs 114, wherein the first fixing plate 111 and the first mounting plate 112 are parallel to each other and are fixedly connected to each other through the two first support plates 113. In the present embodiment, the bottom surface of the first fixing plate 111 is fixedly coupled to one side surface of the base plate 13, thereby indirectly fixing the sharpening unit 2 to the base plate 13. The respective one end of two first backup pads 113 of parallel arrangement each other is fixed connection in the both ends of first fixed plate 111 top surface respectively, the respective other end of these two first backup pads 113 is the both ends of the first mounting panel 112 bottom surface of fixed connection respectively, a side surface that two first backup pads 113 kept away from each other respectively is provided with the strengthening rib, thereby form stable bearing structure, bearing unit 2 of polishing can be stabilized to its structural strength, with this avoid unit 2 of polishing to take place unnecessary vibrations when carrying out the work of polishing, and then ensure the precision that the work piece was polished. A plurality of first single lifting lugs 114 are fixedly installed on the top surface of the first installation plate 112, and the grinding unit 2 is hinged with the plurality of first single lifting lugs 114. In practical application, the polishing unit 2 can swing by a certain angle with the hinge of the first single lifting lug 114 as the center, so that the polishing unit 2 can adjust the height and the angle under the support of the adjusting unit 3, and further meet the requirements of different working conditions.

The second support 12 includes a second fixing plate 121, a second mounting plate 122, two second support plates 123 and two second single lifting lugs 124, wherein the second fixing plate 121 and the second mounting plate 122 are arranged in parallel and fixedly connected to each other through a plurality of second support plates 123. In the present embodiment, the bottom surface of the second fixing plate 121 is fixedly coupled to one side surface of the base plate 13, thereby indirectly fixing the adjusting unit 3 to the base plate 13, thereby defining the relative positions of the adjusting unit 3 and the sanding unit 2. The respective one end of two second backup pads 123 of mutual parallel arrangement is fixed connection in the both ends of second fixed plate 121 top side surface respectively, the respective other end of these two second backup pads 123 is the both ends of fixed connection second mounting panel 122 bottom side surface respectively, be provided with the strengthening rib between two second backup pads 123 respectively, thereby form stable bearing adjustment unit 3, bearing adjustment unit 3 can be stabilized to its structural strength, with this avoid adjustment unit 3 to adjust and take place unnecessary vibrations when supporting unit 2 of polishing, and then guarantee the stability of unit 2 processing angle and the altitude mixture control of polishing. Two second single lifting lugs 124 are fixedly installed on the top surface of the second mounting plate 122, and the adjusting unit 3 is installed between the two second single lifting lugs 124. In practical application, the adjusting unit 3 can swing by a certain angle around the hinge of the second single lifting lug 124, so that the adjusting unit 3 and the polishing unit 2 can keep dynamic balance under different angles and heights, and the stability of the polishing machine is further maintained.

Referring to fig. 2, the grinding unit 2 includes a plurality of first double-lifting lugs 21, a connecting plate 22, a motor module 23, a grinding wheel module 24 and a second double-lifting lug 25, wherein the plurality of first double-lifting lugs 21 are mounted at the bottom of the bottom surface of the connecting plate 22 and are respectively hinged to the plurality of first single-lifting lugs 114, so that the connecting plate 22 can swing at a certain angle relative to the supporting unit 1. Motor module 23 and emery wheel module 24 all set up in the top side surface of connecting plate 22 to motor module 23's output shaft grinding wheel module 24, in practical application, motor module 23 drive emery wheel module 24 polishes the work piece. The second double lifting lug 25 is arranged on the top of the bottom surface of the connecting plate 22 and connected with the output shaft of the adjusting unit 3, and the adjusting unit 3 drives the output shaft to stretch and retract, so that the connecting plate 22 is pushed to swing, and the height and the angle of the grinding wheel module 24 are adjusted.

The motor module 23 includes a motor base 231, a motor 232, a bearing seat 233, a bearing, a coupling shield 234, a coupling 235 and a transmission shaft, wherein the motor base 231, the coupling shield 234 and the bearing seat 233 are sequentially arranged and disposed on the top of the top side of the connection plate 22. The motor 232 is disposed on the motor base 231, and the motor base 231 can stably fixedly connect the motor 232 with the connecting plate 22. The shaft coupling 235 sets up inside the shaft coupling guard 234 to the output shaft of motor 232, shaft coupling guard 234 can carry out the isolation of certain degree with shaft coupling 235 and external world to carry out dustproof and anticorrosion of certain degree to shaft coupling 235, and then guarantee the normal operating of polisher. The bearing is disposed inside the bearing housing 233. One end of the transmission shaft penetrates through the bearing and is connected with the coupling 235, and the other end of the transmission shaft is connected with the grinding wheel module 24.

The grinding wheel 241 module 24 includes a grinding wheel 241 and a grinding wheel guard 242, and the grinding wheel guard 242 is disposed on a side of the bearing base away from the motor 232. The grinding wheel 241 is disposed inside the grinding wheel guard 242 and connected to the other end of the drive shaft opposite the coupling 235. In practical application, the motor 232 drives the grinding wheel 241 to rotate through the transmission shaft so as to grind the workpiece, and the grinding wheel protective cover 242 can prevent grinding dust generated by grinding from splashing while protecting the grinding wheel 241.

Referring to fig. 2, the adjusting unit 3 includes a cylinder 31, a mounting bracket 32 and a cylinder rod 33, the mounting bracket 32 is hinged between two second single lifting lugs 124, and the mounting bracket 32 can rotate relative to the second mounting plate 122. The cylinder 31 is mounted inside the mounting bracket 32, and its output end is connected to a cylinder rod 33. One end of the cylinder rod 33 is connected to the output end of the cylinder 31, and the other end thereof is hinged to the second double lifting lug 25 and can rotate relatively. In practical application, the air cylinder 31 drives the air cylinder rod 33 to push the connecting plate 22 through the second double lifting lug 25, so that the polishing height and the polishing angle of the polishing unit 2 are adjusted, and in the process, the air cylinder 31, the connecting plate 22 and the bottom plate 13 are in dynamic balance at any time.

Referring to fig. 1 and 2, in this embodiment, the grinding machine further includes a third support plate 4, a third double-lifting lug 5, a fourth double-lifting lug 6, a safety hook 7 and a safety bolt 8, the third support plate 4 is disposed between the two first support plates 113, the third double-lifting lug 5 is disposed on a side surface of the third support plate 4 away from the adjusting unit 3, one end of the safety hook 7 is hinged to the third double-lifting lug 5, the third double-lifting lug 5 is disposed at the bottom of the top surface of the connecting plate 22 and is connected to the other end of the safety hook 7 in a matching manner, and the safety bolt 8 penetrates through one side of the fourth double-lifting lug 6 and the safety hook 7 and is fixedly connected to the other side of the fourth double-lifting lug 6. In practical application, the safety hook 7 can fix the relative positions of the third support plate 4 and the connecting plate 22, and the safety bolt 8 can prevent the safety hook 7 from being separated from the third double-lifting lug 5, so that when the grinding machine disclosed by the utility model is used for grinding, the safety hook 7 and the safety bolt 8 can enable the grinding unit 2 to be kept in a stable state, and therefore, the lifting and collapse of the grinding unit 2 can be avoided when the adjusting unit 3 fails and loses the support function, and the use safety of the grinding machine is further ensured.

In conclusion, the grinding machine disclosed by the utility model adjusts the angle of the grinding unit by driving the air cylinder rod through the air cylinder, so that the grinding wheel can adapt to workpieces to be ground in various sizes, and can meet the grinding work with various angles and height requirements. The cylinder can rotate by taking the hinge of the second single lifting lug as a center, the connecting plate can rotate by taking the hinge of the two first double lifting lugs as a center, and the cylinder drives the cylinder rod to extend according to actual needs, so that the rotation angles of the cylinder, the cylinder rod and the connecting plate reach dynamic balance, and then the grinding wheel is adjusted to a proper angle and height to finish grinding work.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A sander, comprising: the device comprises a supporting unit, a polishing unit and an adjusting unit; the grinding unit and the adjusting unit are respectively and correspondingly arranged on the supporting unit, and an output shaft of the adjusting unit is connected with the grinding unit, so that the fixed angle of the grinding unit is adjusted;

the supporting unit comprises a bottom plate, a first support and a second support, the first support and the second support are fixedly arranged on the surface of one side of the bottom plate, the polishing unit is arranged on the first support, and the adjusting unit is arranged on the second support;

the grinding unit comprises a plurality of first double lifting lugs, a connecting plate, a motor module, a grinding wheel module and second double lifting lugs; the first double lifting lugs are mounted at the bottom of the bottom surface of the connecting plate and are respectively hinged with the first supports; the motor module and the grinding wheel module are arranged on the surface of the top side of the connecting plate, and an output shaft of the motor module is connected with the grinding wheel module; the second double lifting lug is arranged at the top of the bottom side surface of the connecting plate and is connected with the output shaft of the adjusting unit;

the adjusting unit comprises an air cylinder, a mounting bracket and an air cylinder rod, and the mounting bracket is hinged and connected to the second support; the cylinder is arranged in the mounting bracket; one end of the air cylinder rod is connected with the output end of the air cylinder, and the other end of the air cylinder rod is hinged with the second double-lifting-lug and can rotate relatively.

2. The sander according to claim 1, wherein the first support comprises a first fixing plate, a first mounting plate, two first supporting plates and a plurality of first single lifting lugs, the bottom surface of the first fixing plate is fixedly connected with one side surface of the bottom plate, one end of each of the two first supporting plates arranged in parallel is fixedly connected with the two ends of the top surface of the first fixing plate, the other end of each of the two first supporting plates is fixedly connected with the two ends of the bottom surface of the first mounting plate, and the plurality of first single lifting lugs are fixedly mounted on the top surface of the first mounting plate.

3. The grinding machine according to claim 2, wherein a plurality of the first double lifting lugs are respectively hinged with a plurality of the first single lifting lugs.

4. A sander according to claim 3, wherein a surface of each of two first support plates facing away from each other is provided with a reinforcing rib.

5. The sander according to claim 1, wherein the second support comprises a second fixing plate, a second mounting plate, two second support plates, and two second single lifting lugs, wherein the bottom surface of the second fixing plate is fixedly connected with one side surface of the bottom plate, one end of each of the two second support plates arranged in parallel is fixedly connected with two ends of the top surface of the second fixing plate, the other end of each of the two second support plates is fixedly connected with two ends of the bottom surface of the second mounting plate, and the two second single lifting lugs are fixedly mounted on the top surface of the second mounting plate.

6. The sander of claim 5 wherein said mounting bracket is hingedly connected between said second single lifting lug, said mounting bracket being rotatable relative to said second mounting plate.

7. A sanding machine according to claim 6, characterized in that a reinforcement bar is arranged between each of the second support plates.

8. The sander according to claim 1, wherein the motor module comprises a motor base, a motor, a bearing seat, a bearing, a coupling shield, a coupling and a transmission shaft, the motor base, the coupling shield and the bearing seat are arranged in sequence and are arranged on top of the top side of the connecting plate, and the motor is arranged on the motor base; the coupler is arranged inside the coupler shield and connected with an output shaft of the motor; the bearing is arranged in the bearing seat; one end of the transmission shaft penetrates through the bearing and is connected with the coupler, and the other end of the transmission shaft is connected with the grinding wheel module.

9. The grinding machine of claim 8 wherein the grinding wheel module includes a grinding wheel and a grinding wheel guard disposed on a side of the bearing mount remote from the motor; the grinding wheel is arranged in the grinding wheel shield and connected with the other end, opposite to the coupler, of the transmission shaft.

10. The grinding machine according to claim 3, wherein the grinding machine further comprises a third supporting plate, a third double-lifting-lug, a fourth double-lifting-lug, a safety hook and a safety bolt, the third supporting plate is arranged between the two first supporting plates, the third double-lifting-lug is arranged on one side surface of the third supporting plate far away from the adjusting unit, one end of the safety hook is hinged and connected with the third double-lifting-lug, the third double-lifting-lug is arranged at the bottom of the top side surface of the connecting plate and is matched and connected with the other end of the safety hook, and the safety bolt penetrates through one side of the fourth double-lifting-lug and the safety hook and is fixedly connected to the other side of the fourth double-lifting-lug.