CN102862123A - Multifunctional mini-sized belt sander - Google Patents

Abstract

The invention provides a multifunctional small-sized sand belt machine, which belongs to the field of operation technology. The utility model solves the problem that the dust and sand grains fly everywhere in the grinding or polishing of the existing multifunctional small belt sander. The multi-functional small belt machine includes a dust collection box and an abrasive belt. The inner side of the abrasive belt is provided with a driving wheel, a follower wheel 1 and a follower wheel 2; a dust discharge port is opened on the side wall of the dust collection box; The inner cavity of the dust box is provided with a motor and a dust collection drawer, the dust collection drawer is placed on the bottom surface of the inner cavity of the dust collection box, the motor is located above the dust collection drawer and the motor housing is fixedly connected with the dust collection box body; The motor shaft is fixedly connected; the top surface of the dust collection box is fixed with a dust collection cover with a dust collection chamber, and the follower wheel 1 and follower wheel 2 are located in the dust collection chamber of the dust collection cover, and the follower wheel 1 and follower wheel 2 are positioned in the dust collection chamber. On the dust cover; the dust collection cavity is connected with the inner cavity of the dust collection box. The invention has the advantages of compact structure, small volume, low manufacturing cost, low dust diffusion rate and the like.

Description

Multifunctional small belt machine

technical field

The invention belongs to the field of operation technology, and relates to a grinding device, in particular to a multifunctional small belt sander.

Background technique

The belt machine uses the motor as the driving element, the abrasive belt as the grinding tool, and the driving wheel and driven wheel to tension the abrasive belt. It is mainly used in industry for grinding wood in furniture and metal parts in hardware products. References about belt machines used in industry are, for example, a flat abrasive belt polisher [application number: 200610118511.9; announcement number: CN1962191A] disclosed in Chinese patent literature, and a flat abrasive belt polisher [application number: 200710160382.4; Notice number: CN101181779A].

The applicant found that many utensils in people's daily life also need to be sharpened, such as kitchen knives and scissors, which will become blunt when used, and then need to be sharpened; such as metal kitchen utensils or hardware products, the surface gradually becomes dark after use, and needs to be polished and polished; It is obviously not suitable for the belt sander used in the industry to be applied to the family. The applicant also found that the abrasive belt machines currently on the market are not suitable for small workshops due to their large space occupation, high sales price and single function.

For this reason, the applicant often retrieves and finds that a kind of multifunctional small-sized abrasive belt machine disclosed in Chinese patent documents [application number: 93247609; Belt and workbench, motor and flexible flexible shaft system. The motor and the power switch with locking mechanism are located on one side of the machine body. The two ends of the motor shaft are respectively installed with the main drive wheel and the flexible flexible shaft system. The guide wheel is located at the earthwork of the main drive wheel. The table is fixed on the machine body through the locking handle, and the abrasive belt passes through the worktable and wraps around the main drive wheel, tensioner wheel and guide wheel. Although the above-mentioned multifunctional small belt machine can grind knives and other utensils, there are still some defects: dust and sand particles will be generated due to the grinding or polishing of the belt machine, and will fly with the air, which may cause damage to all items in the room. All surfaces are contaminated and the resulting contamination cannot be cleaned thoroughly.

Contents of the invention

The purpose of the present invention is to solve the above-mentioned problems in the existing technology, and proposes a multifunctional small-sized belt machine. The present invention will solve the problem that dust and sand grains fly everywhere in grinding or polishing.

The purpose of the present invention can be achieved through the following technical solutions: a multifunctional small belt machine, characterized in that it includes a dust collection box and an abrasive belt, the inner side of the abrasive belt is provided with a driving wheel, a follower wheel and a follower The second driving wheel; the side wall of the dust collection box is provided with a dust outlet; the inner cavity of the dust collection box is provided with a motor and a dust collection drawer, and the dust collection drawer is placed on the bottom surface of the inner cavity of the dust collection box , the motor is located above the dust collection drawer and the motor housing is fixedly connected with the dust collection box; the driving wheel is fixedly connected with the motor shaft; the top surface of the dust collection box is fixed with The dust collection cover of the dust collection chamber, the first follower wheel and the second follower wheel are located in the dust collection chamber of the dust collection cover and the first follower wheel and the second follower wheel are positioned on the dust collection cover; the dust collection The cavity communicates with the inner cavity of the dust collecting box.

When the multi-functional small belt machine is used for grinding, the air inlet of the blower and the dust outlet can be relied on, and a cloth bag can be set at the air outlet of the blower. It is easier for people to find air blowers and cloth bags or similar items in their daily life; therefore, this multifunctional small belt sander is suitable for family use. This multi-functional small belt machine can also be matched with a special fan and dust removal device, making it also suitable for small workshops.

The dust collection box of the multi-functional small belt machine not only acts on the frame and the workbench, but also collects sand particles and dust and other pollutants generated by grinding workpieces; the dust collection cover can effectively reduce dust generated by grinding workpieces. Dust diffusion; that is, this multifunctional small belt machine can effectively reduce dust diffusion, and at the same time, it can collect dust and sand pollutants to facilitate dust removal.

In the above-mentioned multifunctional small belt machine, the first follower wheel is located directly above the driving wheel, and the second follower wheel is located on the oblique upper side of the drive wheel; the abrasive belt is located between the first follower wheel and the drive wheel. Grinding section. It can be seen that the grinding section is generally vertically arranged, and the grinding section moves downward during the operation of the abrasive belt machine; this structure is more conducive to grinding workpieces, and can simultaneously bring grinding materials into the dust collection box.

In the above-mentioned multifunctional small belt machine, there is also a dust collection hole 2 corresponding to the position of the driving wheel on the top wall of the dust collection box, and the abrasive belt passes through the dust collection hole 2 ; The two dust collecting holes are provided with a dust collecting bucket, and the dust collecting bucket is fixedly connected with the top surface of the dust collecting box. The dust collecting hopper is equivalent to increasing the area of the dust collecting hole 2, that is, it is easier to catch materials such as sand particles that fall naturally. The dust collecting hopper also has the function of guiding wind, which makes the air flow at the grinding section more stable and is beneficial to dust collection.

In the above-mentioned multi-functional small belt machine, a grinding part is provided on the rear side of the grinding section, and the grinding part is positioned on the dust collecting hopper. The grinding part can be a grinding wheel or a grinding plate.

In the above-mentioned multi-functional small belt machine, the front side of the grinding section is provided with a working table, and the working table is positioned on the dust collecting hopper. When grinding the workpiece, the workpiece can be placed on the work table.

In the above-mentioned multifunctional small-sized belt machine, the dust collection cover includes a cover body and a vertical support plate, and the support plate is fixedly connected with the top wall of the dust collection box; the follower wheel 1 and follower The second moving wheel is positioned on the support plate; the cover body and the support plate are connected through a connection structure that enables the cover body and the support plate to be combined or separated. This structure enables the first follower wheel and the second follower wheel to be positioned stably, and at the same time, the cover body is combined or separated from the support plate by manipulating the connection structure, thereby facilitating the replacement of the abrasive belt.

In the above-mentioned multifunctional small belt sander, the connection structure includes bolts, and the cover and the support plate are connected by bolts.

In the above-mentioned multifunctional small belt machine, the connection structure includes a hinge and a lock, one edge of the cover is connected to the support plate through a hinge, and the other edge is connected to the support plate through a lock. boards are connected.

In the above-mentioned multifunctional small belt sander, the support plate has a strip-shaped and vertically fixed height portion and a horizontal suspension portion inclined to the fixed height portion, the lower end of the horizontal suspension portion is connected to the The upper ends of the fixed height parts are connected; the first follower wheel is positioned on the fixed height part; the second follower wheel is positioned on the upper end of the horizontal suspension part. This structure enables components to be arranged between the follower wheel 1 and the box body, and the above-mentioned part of the dust collecting bucket and the abrasive parts are located between the follower wheel 1 and the box body, thereby effectively improving the space utilization rate and having a structural The advantage of being compact.

In the above-mentioned multi-functional small belt machine, the top wall of the dust collection box is provided with a dust collection hole 1 connecting the dust collection cavity of the dust collection cover and the inner cavity of the dust collection box, and the abrasive belt passes through the The above-mentioned dust collection hole one. The position of the first dust collection hole corresponds to the position of the connection between the support plate and the top wall of the dust collection box.

In the above-mentioned multifunctional small belt machine, the top wall and the side wall of the dust collection box are fixedly connected by bolts. The top wall can be removed by screwing the bolts, which facilitates the installation and maintenance of the motor.

In the above-mentioned multi-functional small belt machine, the top wall of the dust collection box is provided with a strip-shaped hole connecting the dust collection hole 1 and the dust collection hole 2. When replacing the abrasive belt, the abrasive belt is embedded in the dust collection box through the strip hole, and can be sleeved on the driving wheel, the first follower wheel and the second follower wheel. In order to set the abrasive belt on the driving wheel conveniently, a control hole and a cover plate for covering the control hole can also be provided at the relative position of the dust collecting box body and the driving wheel. In order to embed the abrasive belt into the dust collection box, the dust collection bucket and other components should be provided with relief holes according to the actual situation.

Compared with the prior art, the motor and other parts of the multifunctional small belt machine are located in the dust collection box, so it has the advantage of compact structure. The length, width and height of the dust collection box of the abrasive belt machine are all about 50 cm, so it has the advantage of small size. The multifunctional small belt sander also has the advantages of low manufacturing cost, low dust diffusion rate, and easy collection and treatment of dust, sand and other pollutants. The multifunctional small belt sander is especially suitable for household use and small workshops.

Description of drawings

Fig. 1 is a schematic diagram of the three-dimensional structure of the multifunctional small belt sander.

Fig. 2 is a three-dimensional structure schematic diagram of the multifunctional small belt sander after removing the cover body.

Fig. 3 is a cross-sectional structural schematic diagram of the multifunctional small belt sander.

In the figure, 1. Dust collection box; 1a, top wall; 1b, dust outlet; 2, abrasive belt; 3, driving wheel; 4, follower wheel 1; 5, follower wheel 2; 6, dust cover; 6a , support plate; 6b, cover body; 6c, fixed height part; 6d, horizontal suspension part; 7, motor; 8, dust collection drawer; 9, guide bucket; 10, dust collection bucket; 11, dust collection hole two; 12 1. Abrasive parts; 13. Working table; 14. Dust collection hole 1; 15. Strip hole; 16. Cover plate.

Detailed ways

The following are specific embodiments of the present invention and in conjunction with the accompanying drawings, the technical solutions of the present invention are further described, but the present invention is not limited to these embodiments.

As shown in Fig. 1 and Fig. 2, this multi-functional small-sized belt machine includes a dust collection box body 1, an abrasive belt 2, a driving wheel 3, a follower wheel 4, a follower wheel 2 5, a dust collection cover 6, a motor 7 and a collection Dust drawer8.

As shown in Figures 1 to 3, in general, the motor 7 and the dust collection drawer 8 are located in the inner cavity of the dust collection box 1, the dust collection drawer 8 is placed on the bottom surface of the inner cavity of the dust collection box 1, and the motor 7 is located in the inner cavity of the dust collection box 1. Above the dust collecting drawer 8 and the housing of the motor 7 is fixedly connected with the dust collecting box 1. A guide bucket 9 is arranged between the motor 7 and the dust collection drawer 8, and the guide bucket 9 is fixedly connected with the dust collection box body 1. In order to pick and place the dust collection drawer 8 more conveniently, the left side wall of the dust collection box body 1 has a pick-and-place opening, and the side wall of the dust-collection drawer 8 can cover the pick-and-place opening again. According to actual conditions, the pick-and-place opening can be opened on the right side wall or the front side wall of the dust collecting box body 1 .

In order to maintain the motor 7 more conveniently, the top wall 1a of the dust collecting box 1 is fixed on the side wall by bolts. A dust outlet 1b is opened on the side wall of the dust collection box 1; generally speaking, the side wall with the dust outlet 1b is opposite to the side wall with the pick-up opening.

Drive wheel 3, follower wheel one 4 and follower wheel two 5 are positioned at the inner side of abrasive belt 2; drive wheel 3 is fixedly connected with motor 7 rotating shafts. Abrasive belt 2 is located between follower wheel 1 4 and drive wheel 3 and is a grinding section, follower wheel 1 4 is located directly above drive wheel 3, follower wheel 2 5 is located at the oblique upper side of drive wheel 3; this structure makes the grinding section Vertical setting. The top wall 1a of the dust collection box body 1 is also provided with a dust collection hole 2 11 corresponding to the position of the driving wheel 3, and the abrasive belt 2 passes through the dust collection hole 2 11. When the abrasive belt machine is running, the grinding section moves downward, so that the sand and dust and other pollutants produced by grinding can be actively driven downward and the above-mentioned pollutants can be brought into the dust collection box 1, thus effectively To avoid the spread of pollutants.

In order to further reduce the diffusion rate of pollutants such as dust, a dust collecting bucket 10 is provided at the dust collecting hole 2 11, and the dust collecting bucket 10 is fixedly connected with the top surface of the dust collecting box body 1 . In order to grind workpieces more conveniently and improve the qualified rate of grinding workpieces, a grinding part 12 is arranged on the rear side of the grinding section, and the grinding parts 12 are positioned on the dust collecting bucket 10 . A worktable 13 is provided on the front side of the grinding section, and the worktable 13 is positioned on the dust collecting bucket 10 . The grinding part 12 can be flexibly replaced according to the shape of the actual workpiece to be ground.

The dust collecting cover 6 has a dust collecting cavity, and the dust collecting cover 6 is fixed on the top surface of the dust collecting box 1 ; the dust collecting cavity communicates with the inner cavity of the dust collecting box 1 . Follower wheel 1 4 and follower wheel 2 5 are located in the dust collection cavity of dust collection cover 6 and follower wheel 1 4 and follower wheel 2 5 are positioned on the dust collection cover 6 . The main importance of setting the dust collection cover 6 is to support the follower wheel one 4 and the follower wheel two 5, reduce the possibility of the pollutants entering the dust collection box body 1 from overflowing and effectively reduce the dust diffusion.

In order to tension the abrasive belt 2 and level the abrasive belt 2 more conveniently, the follower wheel one 4 can be positioned and connected with the dust collection cover 6 through the abrasive belt 2 tensioning mechanism; The dust cover 6 is positioned and connected.

More specifically, the dust collection hood 6 includes a cover body 6b and a vertically arranged support plate 6a, the support plate 6a is fixedly connected to the top wall 1a of the dust collection box body 1; the follower wheel 1 4 and the follower wheel 2 5 are positioned on the support plate 6a; the cover body 6b and the support plate 6a are connected through a connection structure that enables the cover body 6b and the support plate 6a to be combined or separated. The support plate 6a has a strip-shaped and vertically fixed height portion 6c and a horizontal suspension portion 6d that is inclined relative to the fixed height portion 6c. The lower end of the horizontal suspension portion 6d is connected to the upper end of the fixed height portion 6c; On the fixed height part 6c; the follower wheel 2 5 is positioned on the upper end of the horizontal suspension part 6d. The top wall 1a of the dust collection box 1 is provided with a dust collection hole 14 corresponding to the position of the connection between the support plate 6a and the top wall 1a of the dust collection box 1, and the dust collection chamber and the inner cavity of the dust collection box 1 pass through the The hole one 14 is connected; the abrasive belt 2 passes through the dust collection hole one 14 .

The connection structure includes bolts, and the cover body 6b and the support plate 6a are connected by bolts. According to the actual situation, the connection structure can be replaced by the following scheme: the connection structure includes a hinge and a lock, one edge of the cover body 6b is connected to the support plate 6a through a hinge, and the other edge is connected to the support plate 6a through a lock. connect.

In order to be able to install and replace the abrasive belt, the top wall 1 a of the dust collection box body 1 is provided with a strip-shaped hole 15 communicating with the first dust collection hole 14 and the second dust collection hole 11 . Make way holes should be set in the dust hopper and other parts according to the actual situation. For convenience, the abrasive belt is sleeved on the driving wheel, and a control hole and a cover plate 16 for covering the control hole can also be provided at the relative position of the dust collecting box body and the driving wheel.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Those skilled in the art to which the present invention belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the present invention or go beyond the definition of the appended claims range.

Claims (10)

1. A multifunctional small belt machine, characterized in that it includes a dust collection box (1) and an abrasive belt (2), and the inner side of the abrasive belt (2) is provided with a driving wheel (3), a follower wheel (4) and follower wheel two (5); the side wall of the dust collection box (1) has a dust outlet (1b); the inner cavity of the dust collection box (1) is provided with a motor (7 ) and the dust collection drawer (8), the dust collection drawer (8) is placed on the bottom surface of the inner cavity of the dust collection box (1), the motor (7) is located above the dust collection drawer (8) and the The housing of the motor (7) is fixedly connected to the dust collecting box (1); the driving wheel (3) is fixedly connected to the rotating shaft of the motor (7); the top surface of the dust collecting box (1) is fixed A dust collection hood (6) with a dust collection chamber, the first follower wheel (4) and the second follower wheel (5) are located in the dust collection chamber of the dust collection cover (6) and the first follower wheel (4) and the follower wheel two (5) are positioned on the dust collecting cover (6); the dust collecting cavity communicates with the inner cavity of the dust collecting box (1). 2. The multi-functional small belt machine according to claim 1, characterized in that, the first follower wheel (4) is located directly above the driving wheel (3), and the second follower wheel (5) is located at the top of the drive wheel The oblique upper side of (3); the abrasive belt (2) is located at the section between the follower wheel one (4) and the driving wheel (3) and is a grinding section. 3. The multi-functional small belt machine according to claim 2, characterized in that, there is also a collector on the top wall (1a) of the dust collection box (1) corresponding to the position of the driving wheel (3). Dust hole two (11), the abrasive belt (2) passes through the dust collection hole two (11); the dust collection hole two (11) is provided with a dust collection bucket (10), the The dust collecting bucket (10) is fixedly connected with the top surface of the dust collecting box (1). 4. The multifunctional small belt machine according to claim 3, characterized in that, the back side of the grinding section is provided with a grinding part (12), and the grinding part (12) is positioned on the dust collecting on the bucket (10). 5. The multi-functional small belt machine according to any one of claims 1 to 4, characterized in that, the dust collection cover (6) includes a cover body (6b) and a vertically arranged support plate (6a ), the support plate (6a) is fixedly connected with the top wall (1a) of the dust collection box (1); the follower wheel one (4) and follower wheel two (5) are positioned on the support plate (6a) ; The cover body (6b) and the support plate (6a) are connected through a connection structure that enables the cover body (6b) to be combined or separated from the support plate (6a). 6. The multifunctional small belt sander according to claim 5, characterized in that, the connection structure includes bolts, and the cover (6b) and the support plate (6a) are connected by bolts. 7. The multifunctional small belt sander according to claim 5, characterized in that, the support plate (6a) has a strip-shaped and vertically set height-fixed portion (6c) and relative to the height-fixed portion ( 6c) The horizontal suspension part (6d) arranged obliquely, the lower end of the horizontal suspension part (6d) is connected with the upper end of the fixed height part (6c); the follower wheel one (4) is positioned on the fixed height part (6c) above; the follower wheel two (5) is positioned on the upper end of the horizontal suspension part (6d). 8. The multifunctional small belt machine according to claim 3 or 4, characterized in that, the top wall (1a) of the dust collection box (1) is provided with a dust collection chamber connected to the dust collection cover (6) and the first dust collection hole (14) in the inner chamber of the dust collection box (1), through which the abrasive belt (2) passes through the first dust collection hole (14). 9. The multi-functional small belt machine according to any one of claims 1 to 4, characterized in that, the top wall (1a) and the side wall of the dust collection box (1) are connected by bolts Fixed connection. 10. The multifunctional small belt machine according to claim 8, characterized in that, the top wall (1a) of the dust collection box (1) is provided with a connected dust collection hole one (14) and a dust collection hole The strip hole (15) of hole two (11).

Images