CN219212667U - Portable abrasive belt machine - Google Patents

Abstract

The utility model discloses a portable belt sander, which relates to the technical field of belt sanders and comprises a bottom plate, wherein the top end of the bottom plate is fixedly provided with a mounting plate, and the surface of the mounting plate is provided with an adjusting mechanism; the adjusting structure comprises two driving rollers which are connected to one side of the mounting plate in a rotating manner, the two driving rollers are connected through a frosted belt in a transmission manner, the middle of one side of the mounting plate is rotationally connected with two knobs through two setting shafts, movable holes are formed in one ends of the driving rollers, movable shafts are connected to the inner walls of the movable holes in a penetrating manner, connecting ports are formed in the tops of the inner walls of the movable holes, connecting bars are connected to the inner walls of the connecting ports in a penetrating manner, a screw is connected to one side of the inner walls of the movable holes in a rotating manner, the outer walls of the screw are connected with threaded holes formed in one end of the movable shafts in a threaded manner, the screw is limited by the handheld driving rollers, the knobs are rotated to drive the screw, the movable shafts and the connecting bars are driven to synchronously move through the screw under the action of the connecting ports on the surfaces of the connecting bars, the placing width of the driving rollers is changed, and the practicability of the belt sander is improved.

Description

Portable abrasive belt machine

Technical Field

The utility model relates to the technical field of belt sanders, in particular to a portable belt sander.

Background

With the development of modern industry, the requirements on the appearance of mechanical parts are increasing, so that most parts have beautiful appearance, and most surface treatment processes are performed by a grinding wheel polishing machine in the first step.

To this, chinese patent number CN204954556U a portable abrasive band machine, be convenient for change the abrasive band at any time, avoid the abrasive band to appear damaging and influence the work efficiency of abrasive band machine, great improvement the work efficiency of abrasive band machine, simple structure, and the width on the runner on the current portable abrasive band machine can't be adjusted, place the abrasive band of other specifications and can influence the polishing effect, lead to the practicality of abrasive band machine to reduce.

In view of the above, the present utility model provides a portable belt sander.

Disclosure of Invention

The utility model aims to provide a portable belt sander, thereby solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the portable belt sander comprises a bottom plate, wherein the top end of the bottom plate is fixedly provided with a mounting plate, and the surface of the mounting plate is provided with an adjusting mechanism; the utility model discloses a motor drive structure, including the mounting panel, the motor drive structure is connected in mounting panel one side including rotating two driving rollers, two connect through dull polish belt drive between the driving roller, two knobs are connected in the middle part of mounting panel one side through two setting shaft rotations, the movable hole has all been seted up to the one end of driving roller, the inner wall in movable hole all alternates and is connected with the loose axle, the connector has all been seted up at the top of movable hole inner wall, the inner wall of connector all alternates and is connected with the connecting strip, one side of movable hole inner wall all rotates and is connected with the screw rod, the screw hole threaded connection that the one end of screw rod was all seted up with the loose axle to the outer wall of screw rod.

Further, one side of the connecting strip is fixedly connected with the corresponding movable shaft, one side of the outer wall of the screw is fixedly connected with the inner wall of the knob, the other side of the mounting plate is fixedly provided with a motor, and the output end of the motor is fixedly connected with the corresponding setting shaft.

Further, a fixed plate is fixedly arranged on one side of the bottom plate, and a baffle is hinged to the top end of the fixed plate through a hinge.

Further, storage grooves are formed in the two ends of the bottom plate, sliding grooves are formed in the two sides of the inner wall of each storage groove, sliding blocks are connected to the inner wall of each sliding groove in a sliding mode, and one side of each corresponding sliding block is connected with one side plate in a rotating mode through a connecting shaft.

Further, threaded holes are formed in one end of the side plate, a handle is fixedly arranged at the top end of the baffle, and rotary buttons are connected with two sides of the top end of the baffle in a threaded mode.

Further, the motor is electrically connected with an external power supply through an external motor switch.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the portable belt sander, the hand-held driving roller is used for limiting, the knob is rotated to drive the screw, and under the action of the connecting port on the connecting strip, the screw is rotated to drive the movable shaft and the connecting strip to synchronously move, so that the placing width of the surface of the driving roller is changed, and the practicability of the belt sander is improved.

2. According to the portable abrasive belt machine provided by the utility model, after the side plate is taken out from the bottom plate, the sliding block slides synchronously, the baffle plate and the side plate are deflected, the rotating button is aligned with the threaded hole, and after the rotating button is connected with the side plate, the storage of the abrasive belt machine is completed, a user can hold the handle to carry the abrasive belt machine, and the portability is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the connection structure of the base plate of the present utility model;

FIG. 3 is a schematic view of the connection structure of the driving roller of the present utility model;

FIG. 4 is a schematic view of the internal structure of the driving roller of the present utility model;

fig. 5 is an enlarged schematic view of the structure of the present utility model at a in fig. 2.

In the figure: 1. a bottom plate; 2. a mounting plate; 3. a driving roller; 4. grinding belt; 5. a knob; 6. a movable shaft; 7. a connecting strip; 8. a screw; 9. a motor; 10. a fixing plate; 11. a baffle; 12. a slide block; 13. a side plate; 14. a handle; 15. a rotary knob.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a portable belt sander comprises a base plate 1, wherein a mounting plate 2 is fixedly arranged at the top end of the base plate 1, and an adjusting mechanism is arranged on the surface of the mounting plate 2; the utility model provides a regulating structure is including rotating two driving rollers 3 of being connected in mounting panel 2 one side, pass through abrasive band 4 transmission connection between two driving rollers 3, two knobs 5 are connected through two setting shaft rotation in the middle part of mounting panel 2 one side, the movable hole has all been seted up to the one end of driving roller 3, the inner wall in movable hole all interlude is connected with loose axle 6, the connector has all been seted up at the top of movable hole inner wall, play the restriction effect to the accompanying rotation of connecting rod 7, the inner wall of connector all interlude is connected with connecting rod 7, one side of loose hole inner wall all rotates and is connected with screw rod 8, screw rod 8's outer wall all with the screw hole threaded connection that the one end of loose axle 6 was seted up, one side of connecting rod 7 all with the loose axle 6 fixed connection that corresponds, one side of screw rod 8 outer wall all with the inner wall fixed connection of knob 5, the opposite side fixed mounting of mounting panel 2 has motor 9, the output and the setting shaft fixed connection that corresponds, handheld driving roller 3 restriction rotates, rotate, the screw rod 8 drives screw rod 8, under the effect of connector to connecting rod 7, screw rod 8 rotates drive loose axle 6 and connecting rod 7 synchronous movement, change the width of the abrasive band, the practicality of abrasive band machine is improved.

Referring to fig. 1, fig. 2 and fig. 5, a fixed plate 10 is fixedly arranged on one side of a bottom plate 1, a baffle 11 is hinged to the top end of the fixed plate 10 through a hinge, the baffle 11 is of an L shape, storage grooves are formed in two ends of the bottom plate 1, storage grooves are formed in the two ends of the bottom plate 1, the side plates 13 are convenient to store, the occupied area of the belt sander is reduced, sliding grooves are formed in two sides of the inner walls of the storage grooves, sliding blocks 12 are slidably connected to the inner walls of the sliding grooves, one side of each corresponding two sliding blocks 12 is rotatably connected with one side plate 13 through a connecting shaft, the side plates 13 are convenient to deflect, threaded holes are formed in one end of each side plate 13, a handle 14 is fixedly arranged at the top end of each baffle 11, a rotary knob 15 is threadedly connected to two sides of the top end of each baffle 11, after the side plates 13 are taken out of the bottom plate 1, the sliding blocks 12 synchronously slide along with the rotary knobs 11 and the side plates 13, the rotary knobs 15 are aligned with the threaded holes, storage of the belt sander is completed after the rotary knobs 15 are connected with the side plates 13, a user can hold the conveyer of the handle 14, portability is improved, and the motor 9 is electrically connected with an external power supply.

To sum up: when the sanding belt 4 of other specifications is required to be placed on the belt sander, the driving roller 3 is held firstly to limit, the rotating knob 5 drives the screw rod 8 to synchronously rotate, under the action of the connecting port on the connecting bar 7, the driving roller 3, the connecting bar 7 and the movable shaft 6 are kept in a limited rotating state, according to the principle of driving of the threaded part, the movable shaft 6 and the connecting bar 7 can be driven to synchronously move when the screw rod 8 rotates, the movable shaft 6 horizontally moves to compensate the placement width of the surface of the driving roller 3, the sanding belt 4 of different specifications can be placed, the practicability of the belt sander is improved, when the belt sander is stored, the side plate 13 is taken out from the bottom plate 1, the sliding block 12 synchronously slides, the baffle plate 11 and the side plate 13 are deflected, the rotating knob 15 is aligned with the threaded hole, and after the rotating knob 15 is connected with the side plate 13, the belt sander is stored, a user can hold the handle 14 to carry the belt sander, and the portability is improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The portable belt sander comprises a bottom plate (1), wherein the top end of the bottom plate (1) is fixedly provided with a mounting plate (2), and the surface of the mounting plate (2) is provided with an adjusting mechanism;

the method is characterized in that: the adjusting mechanism comprises two driving rollers (3) which are rotationally connected to one side of the mounting plate (2), the two driving rollers (3) are in transmission connection through abrasive belts (4), the middle of one side of the mounting plate (2) is rotationally connected with two knobs (5) through two setting shafts, movable holes are formed in one ends of the driving rollers (3), movable shafts (6) are connected to the inner walls of the movable holes in an penetrating mode, connecting ports are formed in the tops of the inner walls of the movable holes in a penetrating mode, connecting strips (7) are connected to the inner walls of the connecting ports in a penetrating mode, a screw rod (8) is rotationally connected to one side of the inner walls of the movable holes, and threaded holes are formed in the outer walls of the screw rod (8) in threaded mode and are in threaded connection with one ends of the movable shafts (6).

2. A portable belt sander as set forth in claim 1, wherein: one side of the connecting strip (7) is fixedly connected with the corresponding movable shaft (6), one side of the outer wall of the screw (8) is fixedly connected with the inner wall of the knob (5), the other side of the mounting plate (2) is fixedly provided with the motor (9), and the output end of the motor (9) is fixedly connected with the corresponding setting shaft.

3. A portable belt sander as set forth in claim 1, wherein: one side of the bottom plate (1) is fixedly provided with a fixed plate (10), and the top end of the fixed plate (10) is hinged with a baffle plate (11) through a hinge.

4. A portable belt sander as set forth in claim 3, wherein: storage grooves are formed in the two ends of the bottom plate (1), sliding grooves are formed in the two sides of the inner wall of each storage groove, sliding blocks (12) are connected to the inner wall of each sliding groove in a sliding mode, and one side of each corresponding sliding block (12) is connected with one side plate (13) in a rotating mode through a connecting shaft.

5. A portable belt sander as set forth in claim 4, wherein: screw holes are formed in one end of each side plate (13), handles (14) are fixedly arranged at the top ends of the baffles (11), and rotary buttons (15) are connected with two sides of the top ends of the baffles (11) in a threaded mode.

6. A portable belt sander as set forth in claim 2, wherein: the motor (9) is electrically connected with an external power supply through an external motor switch.

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