CN217860574U - Abrasive belt grinding device - Google Patents
Abrasive belt grinding device Download PDFInfo
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- CN217860574U CN217860574U CN202221649239.8U CN202221649239U CN217860574U CN 217860574 U CN217860574 U CN 217860574U CN 202221649239 U CN202221649239 U CN 202221649239U CN 217860574 U CN217860574 U CN 217860574U
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- belt
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Abstract
The application provides abrasive band grinding device, including the device main part, the work subassembly is installed respectively to device main part both sides, and the work subassembly includes: the abrasive belt polishing mechanism comprises a driving motor, a driving wheel linked with the driving motor, a driven wheel matched with the driving wheel to rotate and an abrasive belt sleeved on the driving wheel and the driven wheel; the tensioning mechanism is provided with a telescopic part, a tensioning wheel is rotatably arranged at the free end of the telescopic part, and an early warning mechanism is arranged on the tensioning mechanism; the tensioning mechanism has a first state and a second state, when the tensioning mechanism is in the first state, the telescopic part extends out in a stroke which is not full, and the rotating wheel is abutted against the inner side of the abrasive belt and rotates along with the abrasive belt; when the telescopic part is in the second state, the telescopic part extends out in the full stroke and the early warning mechanism gives an alarm; and the working wheel mechanism is arranged on the device main body, the free end of the working wheel mechanism is rotatably provided with a working wheel, and the working wheel is abutted against the inner side of the abrasive belt. The application provides an abrasive band grinding device has the advantage of reporting to the police to the abrasive band fracture.
Description
Technical Field
The present disclosure relates generally to the technical field of non-standard automation equipment, and in particular, to an abrasive belt polishing device.
Background
In industrial production, grinding the surface of a workpiece is an essential process, and a belt grinding device is often used for finishing the operation in production. The abrasive belt is easy to break in the long-term use process, and the existing abrasive belt grinding device is lack of related devices for early warning of abrasive belt breakage, so that the abrasive belt breakage cannot be found in time, and the production progress is influenced.
Disclosure of Invention
In view of the above-mentioned drawbacks or deficiencies in the prior art, it would be desirable to provide a belt sander apparatus that addresses the above-mentioned problems.
The application provides an abrasive band grinding device, including the device main part, device main part top is provided with coupling mechanism for be connected with external equipment, the work subassembly is installed respectively to device main part both sides, the work subassembly includes:
the abrasive belt polishing mechanism comprises a driving motor arranged on the device main body, a driving wheel linked with the driving motor, a driven wheel matched with the driving wheel for rotation, and an abrasive belt sleeved on the driving wheel and the driven wheel;
the tensioning mechanism is fixedly arranged on the device main body and provided with a telescopic part, a tensioning wheel is rotatably arranged at the free end of the telescopic part, and an early warning mechanism is arranged on the tensioning mechanism; the tensioning mechanism has a first state and a second state, when the tensioning mechanism is in the first state, the telescopic part extends out before the full stroke, and the tensioning wheel is abutted against the inner side of the abrasive belt and rotates along with the abrasive belt; when the telescopic part is in the second state, the telescopic part extends out in the full stroke and the early warning mechanism gives an alarm;
the working wheel mechanism is fixedly arranged on the device main body, a working wheel is rotatably arranged at the free end of the working wheel mechanism, and the working wheel is abutted against the inner side of the abrasive belt and rotates along with the abrasive belt.
According to the technical scheme provided by the embodiment of the application, the tensioning mechanism comprises:
the tensioning wheel is rotatably mounted on the connecting seat;
the first air cylinder is fixedly arranged on the device main body, and a first piston rod of the first air cylinder can freely stretch and retract;
the speed reducer is fixedly connected with the end part of the first piston rod, a driving wheel of the speed reducer is connected with a hand wheel in a transmission mode, and a driven wheel of the speed reducing motor is connected with the connecting seat in a transmission mode.
According to the technical scheme provided by the embodiment of the application, the early warning mechanism comprises:
a magnetic switch for detecting whether the first piston rod is fully extended, the magnetic switch comprising:
the magnetic ring is fixedly arranged on the first piston rod;
the magnetic induction switch is mounted on the first cylinder shell, and is triggered when the first piston rod is completely extended out;
and the input end of the alarm device is electrically connected with the output end of the magnetic induction switch.
According to the technical scheme provided by the embodiment of the application, the work wheel mechanism comprises:
the supporting frame is fixedly arranged on the device main body, a first sliding rail is fixedly arranged on the supporting frame, a first sliding block is connected to the first sliding rail in a sliding mode, the sliding direction is a first direction, and the first direction is parallel to the side wall of the device main body and perpendicular to the inner side wall of the abrasive belt;
the second cylinder is fixedly arranged on the support frame, a piston rod of the second cylinder can freely stretch out and draw back along the direction parallel to the first direction, the end part of the piston rod is fixedly connected with a connecting frame, the connecting frame is fixedly connected with the first sliding block, and the working wheel is rotatably arranged on the connecting frame;
the proportional control valve comprises a pressure sensor, a first control module, an air inlet electromagnetic valve and an air outlet electromagnetic valve, wherein the output end of the pressure sensor is electrically connected with the input end of the first control module, the output end of the first control module is electrically connected with the input ends of the air inlet electromagnetic valve and the air outlet electromagnetic valve, the pressure sensor is used for measuring a first pressure value of the abrasive belt, the first control module is used for receiving a first pressure value signal of the pressure sensor, the air inlet electromagnetic valve is arranged at an air inlet of the second air cylinder (134), and the air outlet electromagnetic valve is arranged at an air outlet of the second air cylinder (134).
According to the technical scheme provided by the embodiment of the application, the grinding device further comprises a dust removal pipeline, wherein a dust inlet of the dust removal pipeline is arranged corresponding to the working wheel and used for adsorbing dust generated by grinding at the working wheel; and a dust outlet of the dust removal pipeline is communicated with external dust removal equipment.
According to the technical scheme provided by the embodiment of the application, the two groups of working assemblies are arranged in a central symmetry mode about the central axis of the device main body.
According to the technical scheme provided by the embodiment of the application, a protective shell is arranged outside the abrasive belt.
Compared with the prior art, the beneficial effect of this application lies in: the polishing device can be connected with external equipment by arranging the connecting mechanism, so that the polishing device is convenient to move; the driving wheel drives the abrasive belt to rotate by arranging the abrasive belt polishing mechanism and the working wheel, the driven wheel and the working wheel support the abrasive belt and rotate along with the abrasive belt, and the abrasive belt passing through the working wheel is used for polishing a workpiece; by arranging the tensioning mechanism, the tensioning mechanism is provided with a telescopic part, a tensioning wheel is arranged on the telescopic part, the tensioning mechanism is in a first state and a second state, so that when the abrasive belt works normally, the tensioning mechanism is in the first state, the telescopic part does not extend out in the full stroke, and the tensioning wheel is matched with the abrasive belt to rotate and plays a tensioning role in the abrasive belt; when the abrasive belt is broken, the tensioning mechanism is in the second state, at the moment, the telescopic part extends out in a full stroke due to the fact that the limiting effect of the abrasive belt is lost, and the early warning mechanism gives an alarm when monitoring that the telescopic part extends out in the full stroke.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural diagram of a belt sander according to the present application;
fig. 2 is a front view schematically illustrating the structure of the belt sander shown in fig. 1;
FIG. 3 is a schematic side view of the belt sander of FIG. 2;
FIG. 4 is a schematic top view of a tensioning mechanism of the belt sander shown in FIG. 1;
FIG. 5 is a schematic side view of a tensioning mechanism of the belt sander apparatus of FIG. 1;
FIG. 6 is a schematic top view of a work wheel mechanism of the belt sander of FIG. 1;
FIG. 7 is a schematic side view of a work wheel mechanism of the belt sander apparatus of FIG. 1;
reference numbers: 100. a device main body; 111. a driving wheel; 112. a driven wheel; 113. an abrasive belt; 121. a connecting seat; 122. a tension pulley; 123. a first cylinder; 124. a speed reducer; 125 a handwheel; 131. a support frame; 132. a first slide rail; 133. a first slider; 134. a second cylinder; 135. a connecting frame; 136. a working wheel; 141. a dust removal pipeline; 151. a protective shell; 200. and a connecting mechanism.
Detailed Description
The present application will be described in further detail with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1, the present application provides a belt sander, including a device body 100, a connecting mechanism 200 is disposed on a top of the device body 100 for connecting with an external device, working components are respectively mounted on two sides of the device body 100, and the working components include:
the belt sander comprises a driving motor arranged on the device main body 100, a driving wheel 111 linked with the driving motor, a driven wheel 112 matched with the driving wheel 111 for rotation, and a belt 113 sleeved on the driving wheel 111 and the driven wheel 112;
a tensioning mechanism fixedly mounted on the device main body 100 and provided with a telescopic part, wherein a tensioning wheel 122 is rotatably mounted at the free end of the telescopic part, and an early warning mechanism is mounted on the tensioning mechanism; the tensioning mechanism has a first state and a second state, when the tensioning mechanism is in the first state, the telescopic part extends out before the full stroke, and the tensioning wheel 122 abuts against the inner side of the abrasive belt 113 and rotates along with the abrasive belt 113; when the telescopic part is in the second state, the telescopic part extends out in the full stroke and the early warning mechanism gives an alarm;
and the working wheel mechanism is fixedly arranged on the device main body 100, a working wheel 136 is rotatably arranged at the free end of the working wheel mechanism, and the working wheel 136 is abutted against the inner side of the abrasive belt 113 and rotates along with the abrasive belt 113.
The working principle is as follows: by arranging the connecting mechanism 200, the polishing device can be connected with external equipment, so that the polishing device is convenient to move; through the arrangement of the belt sanding mechanism and the working wheel 136 mechanism, the driving wheel 111 drives the belt to rotate, the driven wheel 112 and the working wheel support the belt 113 and rotate along with the belt 113, and the belt 113 passing through the working wheel is used for sanding a workpiece; by arranging the tensioning mechanism, the tensioning mechanism is provided with a telescopic part, a tensioning wheel is arranged on the telescopic part, the tensioning mechanism is in a first state and a second state, when the abrasive belt 113 works normally, the tensioning mechanism is in the first state, the telescopic part does not extend out in the full stroke, and the tensioning wheel is matched with the abrasive belt 113 to rotate and plays a tensioning role on the abrasive belt 113; when the abrasive belt 113 is broken, the tensioning mechanism is in the second state, at this time, the telescopic part extends out in a full stroke due to the loss of the limiting effect of the abrasive belt 113, and the early warning mechanism alarms when monitoring that the telescopic part extends out in the full stroke.
Further, the tensioning mechanism includes a connecting seat 121, a first cylinder 123 and a speed reduction motor 124, the first cylinder 123 is fixedly mounted on the device main body 100, a first piston rod of the first cylinder 123 is freely retractable, an end of the first piston rod is fixedly connected with the speed reduction motor 124, a driving wheel of the speed reducer 124 is coaxially connected with a handwheel 125, a driven wheel of the speed reducer 124 is in transmission connection with the connecting seat 121, and a tensioning wheel 122 is rotatably mounted on the connecting seat 121; by rotating the handwheel 125, the connecting seat 121 rotates around the axis of the driven wheel of the speed reducer 124, and then the angle of the tension wheel 122 is adjusted to limit the abrasive belt 113, so as to prevent the abrasive belt 113 from deviating and affecting the working efficiency.
Further, the early warning mechanism comprises a magnetic switch and an alarm device, the magnetic switch comprises a magnetic ring and a receiving switch, the magnetic ring is fixedly sleeved at the innermost end of the first piston rod, the receiving switch is installed on the shell of the first cylinder 123, the output end of the receiving switch is electrically connected with the input end of the alarm device, and the magnetic induction switch is triggered when the first piston rod extends out in a full stroke; when the abrasive belt 113 works normally, due to the limiting effect of the abrasive belt 113, the first piston rod cannot extend out in a full stroke, and the magnetic ring is not in contact with the magnetic switch; when the abrasive belt 113 is broken, the first piston rod loses the limiting function of the abrasive belt 113, so that the first piston rod extends out in a full stroke, the magnetic ring is in contact with the magnetic induction switch to trigger the magnetic induction switch, the magnetic induction switch sends a first instruction to the alarm device, and the alarm device starts to alarm after receiving the first instruction; the output end of the receiving switch is also electrically connected with a second control module, the output end of the second control module is electrically connected with the input end of the driving motor, when the abrasive belt 113 is broken to trigger the receiving switch, the receiving switch transmits a signal to the second control module, and the second control module controls the driving motor to stop working, so that the driving motor is prevented from continuously idling and wasting resources after the abrasive belt 113 is broken.
Further, the working wheel mechanism includes a supporting frame 131, a second cylinder 134 and a proportional control valve, the supporting frame 131 is fixedly mounted on the device main body 100, a first slide rail 132 is fixedly mounted on the supporting frame 131, the first slide rail 132 is connected with a first slide block 133 in a sliding manner, and the sliding direction is the first direction; the second cylinder 134 is fixedly installed at one end of the support frame 131 far away from the abrasive belt 113, a piston rod of the second cylinder 134 is freely retractable along a direction parallel to the first direction, and an end of the piston rod is fixedly connected with a connecting frame 135, the connecting frame 135 is fixedly connected with the first sliding block, one end of the connecting frame 135 close to the inner side wall of the abrasive belt 113 is rotatably installed with a working wheel 136, the working wheel can rotate along with the abrasive belt 113, and the abutting action of the working wheel 136 on the abrasive belt 113 can be adjusted through the free retraction of the piston rod of the second cylinder 134;
the proportional control valve comprises a pressure sensor, a first control module, an air inlet electromagnetic valve and an air outlet electromagnetic valve, the pressure sensor is arranged at the end part of a piston rod of the second air cylinder 134, the output end of the pressure sensor is electrically connected with the input end of the first control module, the output end of the first control module is respectively electrically connected with the air inlet electromagnetic valve and the air outlet electromagnetic valve, a preset value is arranged in the first control module in advance, the pressure sensor measures a first pressure value of the abrasive belt 113 on the working wheel 136 and transmits a first pressure value signal to the first control module, the first control module compares the first pressure value with the preset value after receiving the first pressure value signal, when the first pressure value is not equal to the preset value, the first control module controls the air inlet electromagnetic valve and the air outlet electromagnetic valve to be opened and closed to change the pressure value in the second air cylinder 134, and when the first pressure value is not equal to the preset value, the first control module controls the air inlet electromagnetic valve and the air outlet electromagnetic valve to stop working; by arranging the proportion regulating valve, the abrasive belt 113 can realize constant-force grinding.
Further, the dust removing pipeline 141 is fixedly connected with the device main body 100, a dust inlet of the dust removing pipeline 141 is arranged below the working wheel 136, a dust outlet of the dust removing pipeline 141 is communicated with external dust removing equipment, waste scraps generated during polishing can be sucked into the dust removing pipeline 141 through the dust inlet by the operation of the dust removing equipment, and the waste scraps are sucked into the dust removing equipment through the dust removing pipeline 141, so that the influence of the waste scraps splashing on surrounding equipment is prevented.
Further, two sets of the work subassemblies are respectively arranged on two opposite sides of the device main body 100, the two sets of the work subassemblies are arranged in central symmetry around the central axial direction of the device main body 100, and the work pieces at two stations can be simultaneously polished by arranging the two sets of the work subassemblies.
Further, a protective shell 151 is arranged outside the abrasive belt 113, and the protective shell is fixedly connected with the device main body 100, so that the abrasive belt 113 can be protected by the protective shell, the abrasive belt 113 is prevented from being damaged due to collision with other positions, and the service life of the abrasive belt 113 is prolonged.
The foregoing description is only exemplary of the preferred embodiments of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (7)
1. The belt sanding device is characterized by comprising a device body (100), wherein the top of the device body (100) is provided with a connecting mechanism (200) for connecting with external equipment; the device main part (100) both sides are installed the work subassembly respectively, the work subassembly includes:
the abrasive belt polishing mechanism comprises a driving motor arranged on the device main body (100), a driving wheel (111) linked with the driving motor, a driven wheel (112) matched with the driving wheel (111) to rotate, and an abrasive belt (113) sleeved on the driving wheel (111) and the driven wheel (112);
the tensioning mechanism is fixedly arranged on the device main body (100) and is provided with a telescopic part, a tensioning wheel (122) is rotatably arranged at the free end of the telescopic part, and the tensioning mechanism is provided with an early warning mechanism; the tensioning mechanism has a first state and a second state, when the tensioning mechanism is in the first state, the telescopic part extends out before the full stroke, and the tensioning wheel (122) is abutted against the inner side of the abrasive belt (113) and rotates along with the abrasive belt (113); when the telescopic part is in the second state, the telescopic part extends out in the full stroke and the early warning mechanism gives an alarm;
the working wheel mechanism is fixedly arranged on the device main body (100), a working wheel (136) is rotatably arranged at the free end of the working wheel mechanism, and the working wheel (136) is abutted against the inner side of the abrasive belt (113) and rotates along with the abrasive belt (113).
2. The belt sander of claim 1, wherein the tensioning mechanism comprises:
the connecting seat (121), the tension wheel (122) is rotatably mounted on the connecting seat (121), and the tension wheel (122) is abutted against the abrasive belt (113) and rotates along with the abrasive belt (113);
the first air cylinder (123), the first air cylinder (123) is fixedly installed on the device main body (100), a first piston rod of the first air cylinder (123) can freely stretch and retract, and the stretching direction is perpendicular to the inner side wall of the abrasive belt (113);
the speed reducer (124), the speed reducer (124) with first piston rod end fixed connection, the drive wheel of speed reducer (124) goes up the transmission and is connected with hand wheel (125), the driven wheel of speed reducer (124) with connecting seat (121) transmission is connected.
3. The belt sander apparatus of claim 2, wherein the warning mechanism comprises:
a magnetic switch for detecting whether the first piston rod is fully extended, the magnetic switch comprising:
the magnetic ring is fixedly arranged on the first piston rod;
the magnetic induction switch is arranged on the shell of the first air cylinder (123), and when the first piston rod is fully extended, the magnetic induction switch is triggered;
and the input end of the alarm device is electrically connected with the output end of the magnetic induction switch.
4. The belt sander of claim 3, wherein the work wheel mechanism comprises:
the supporting frame (131) is fixedly installed on the device main body (100), a first sliding rail (132) is fixedly installed on the supporting frame (131), a first sliding block (133) is connected onto the first sliding rail (132) in a sliding mode, the sliding direction is a first direction, and the first direction is parallel to the side wall of the device main body (100) and perpendicular to the inner side wall of the abrasive belt (113);
the second air cylinder (134) is fixedly installed on the supporting frame (131), a piston rod of the second air cylinder (134) can freely stretch and retract along the direction parallel to the first direction, the end part of the piston rod is fixedly connected with a connecting frame (135), the connecting frame (135) is fixedly connected with the first sliding block (133), the connecting frame (135) is rotatably provided with the working wheel (136), and the working wheel (136) abuts against the abrasive belt (113) and rotates along with the abrasive belt (113);
the proportional control valve comprises a pressure sensor, a first control module, an air inlet electromagnetic valve and an air outlet electromagnetic valve, wherein the output end of the pressure sensor is electrically connected with the input end of the first control module, the output end of the first control module is electrically connected with the input ends of the air inlet electromagnetic valve and the air outlet electromagnetic valve, the pressure sensor is used for measuring a first pressure value of the abrasive belt (113), the first control module is used for receiving a first pressure value signal of the pressure sensor, the air inlet electromagnetic valve is arranged at an air inlet of the second air cylinder (134), and the air outlet electromagnetic valve is arranged at an air outlet of the second air cylinder (134).
5. The belt sander of claim 4, further comprising a dust removal duct (141), wherein a dust inlet of the dust removal duct (141) is disposed corresponding to the running wheel (136) and is used for adsorbing dust generated by sanding at the running wheel (136); the dust outlet of the dust removing pipeline (141) is communicated with external dust removing equipment.
6. The belt sander of claim 5, wherein the two sets of working assemblies are arranged in central symmetry about a central axis of the device body (100).
7. Belt sanding device according to claim 6, characterized in that the sanding belt (113) is provided externally with a protective casing (151).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221649239.8U CN217860574U (en) | 2022-06-29 | 2022-06-29 | Abrasive belt grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221649239.8U CN217860574U (en) | 2022-06-29 | 2022-06-29 | Abrasive belt grinding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217860574U true CN217860574U (en) | 2022-11-22 |
Family
ID=84099465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221649239.8U Active CN217860574U (en) | 2022-06-29 | 2022-06-29 | Abrasive belt grinding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217860574U (en) |
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2022
- 2022-06-29 CN CN202221649239.8U patent/CN217860574U/en active Active
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