CN204893655U - Abrasive band machine of angularly adjustable - Google Patents

Abstract

An angle-adjustable belt machine, including a frame and a workbench located on the frame, an abrasive belt, a transmission device and a motor; the abrasive belt is wound on the worktable, and the motor is connected to drive the transmission device to rotate and drive the abrasive belt movement, the workbench includes a first workboard and a second workboard set at a certain angle, an angle adjustment mechanism is connected between the first workboard and the second workboard to adjust the first workboard and the second workboard angle between. The utility model can simultaneously polish two surfaces to be polished of the product, greatly improving the polishing efficiency and polishing quality; the overall structure is simple, the operation is convenient, and the matching degree between the abrasive belt and the surface to be polished of the product can be effectively improved, and it is suitable for different Type product polishing.

Description

An angle-adjustable belt sander

technical field

The utility model relates to the field of abrasive belt machines, in particular to an angle-adjustable abrasive belt machine.

Background technique

Abrasive belt polishing machine has the advantages of good polishing performance and high finish, and is currently widely used in hardware, plumbing and other industries. In the abrasive belt polishing machine, the abrasive belt is sleeved on the driving wheel and the driven wheel, and the driving wheel is driven by the motor through the pulley to rotate. During the use of the polishing machine, due to the different positions of the surface of the workpiece, the size of the workpiece, and the requirements for the polishing of the workpiece, the cutting angle of the abrasive belt to the workpiece needs to be changed to achieve the best polishing effect. For products with multiple surfaces to be polished, it needs to be polished several times separately, and the efficiency is low; and because the worktable of the belt machine is fixed, it is impossible to adjust the contact surface between different surfaces to be polished of the workpiece and the abrasive belt at the same time, which affects Polished quality.

Utility model content

The main purpose of the utility model is to overcome the above-mentioned defects in the prior art, and propose an angle-adjustable belt sander, which can simultaneously polish two surfaces of the product to be polished, greatly improving the polishing efficiency and polishing quality.

The utility model adopts the following technical solutions:

An angle-adjustable belt machine, including a frame and a worktable on the frame, an abrasive belt, a transmission device and a motor; the abrasive belt is wound on the worktable, and the motor is connected to drive the transmission device to rotate and drive the abrasive belt The movement is characterized in that: the workbench includes a first work plate and a second work plate set at a certain angle, and an angle adjustment mechanism is connected between the first work plate and the second work plate to adjust the first work plate and the second work plate. The angle between the second working plates.

Preferably, the angle adjustment mechanism includes a first bracket, a rotating shaft and a first adjusting rod; the rotating shaft is located at the intersection of the first working plate and the second working plate and is connected to the first bracket; the first adjusting rod is connected to Between the first bracket and the second working plate, the first adjusting rod is perpendicular to the rotating shaft and can be manipulated to drive the second working plate to rotate around the rotating shaft.

Preferably, the angle adjustment mechanism further includes a second bracket rotatably connected to the rotating shaft, the second working plate is fixed on the second bracket, and the second bracket is perpendicular to the first bracket, so The first adjusting rod is connected with the second bracket.

Preferably, the first adjusting rod is a screw, which is threadedly connected to the second bracket and equipped with a nut.

Preferably, it also includes a tightness adjustment mechanism connected between the frame and the first bracket.

Preferably, the tightness adjustment mechanism includes a second adjusting rod and a connecting plate, the connecting plate is kept fixed with the frame, one end of the second adjusting rod passes through the connecting plate and is fixedly connected with the first bracket, the second adjusting rod The adjusting rod is perpendicular to the rotating shaft, and the second adjusting rod can be manipulated to drive the first bracket and the rotating shaft to move relative to the first working plate so as to tighten or loosen the abrasive belt.

Preferably, a guide rod is provided on the top of the first bracket, a guide hole is provided on the first working plate, and the guide rod is passed through the guide hole.

Preferably, the transmission device includes a rolling shaft, a driving pulley, a driven pulley and a belt; the rolling shaft is installed on the end of the first working plate away from the second working plate, the driven pulley is fixedly connected to the rolling shaft, and the motor The output shaft is equipped with a driving pulley, and the driven belt is tensioned between the driving pulley and the driven pulley for transmission.

As can be seen from the above description of the utility model, compared with the prior art, the utility model has the following beneficial effects:

1. In the abrasive belt machine of the present invention, the workbench is provided with a first working plate and a second working plate, and the angle between the two working plates is adjusted by an angle adjustment mechanism, so that the two surfaces to be polished of the product can be polished at the same time. Polishing, greatly improving the polishing efficiency and polishing quality;

2. In the abrasive belt machine of the present utility model, its angle adjustment mechanism includes a first bracket, a rotating shaft, a second bracket and a first adjustment rod, and a first working board and a second working board are respectively arranged on the first bracket and the second bracket, By rotating the adjusting rod, the second bracket rotates around the rotating shaft to adjust the angle between the two. The structure is simple, the operation is convenient, the matching degree between the abrasive belt and the product surface to be polished can be improved, and it is suitable for polishing of different types of products;

3. The abrasive belt machine of the present invention is further provided with a tightness adjusting mechanism between the first bracket and the frame, and the tightness of the abrasive belt can be adjusted through the second adjusting rod, and the abrasive belt can also be replaced.

Description of drawings

Fig. 1 is the three-dimensional schematic view of the utility model;

Fig. 2 is the three-dimensional schematic diagram of the utility model (without abrasive belt)

Fig. 3 is a side view of the utility model;

Fig. 4 is the schematic diagram of the utility model workbench;

Fig. 5 is the angle adjustment schematic diagram of the utility model workbench;

Fig. 6 is the schematic diagram of the angle adjustment mechanism of the utility model;

Figure 7 is an enlarged view of A in Figure 1;

Among them: 10. Rack, 11. First working board, 12. Second working board, 13. Guide hole, 20. Abrasive belt, 30. Transmission device, 31. Rolling shaft, 32. Driven pulley, 33. Belt , 34, driving pulley, 40, motor, 50, angle adjustment mechanism, 51, first support, 51a, guide rod, 52, second support, 53, rotating shaft, 54, first adjustment rod, 55, nut, 60 , tightness adjusting mechanism, 61, connecting plate, 62, second adjusting rod, 70, product.

Detailed ways

The utility model will be further described below through specific embodiments.

Referring to FIGS. 1 to 7 , an angle-adjustable belt sander includes a frame 10 and a workbench on the frame 10 , an abrasive belt 20 , a transmission 30 and a motor 40 . This workbench is arranged on frame 10 tops. Wherein: the worktable includes a first working board 11 and a second working board 12 arranged at a certain angle, the first working board 11 is arranged horizontally, and an angle adjustment is connected between the first working board 11 and the second working board 12 The mechanism 50 is used to adjust the angle between the first working board 11 and the second working board 12 . The transmission device 30 includes a rolling shaft 31, a driving pulley 34, a driven pulley 32 and a belt 33. The rolling shaft 31 is installed on the end of the first working plate 11 away from the second working plate 12. The driven pulley 32 is fixed to the rolling shaft 31. Connect, the output shaft of motor 40 is equipped with driving pulley 34, and this belt 33 is tensioned between this driving pulley 34 and this driven pulley 32 to drive. The abrasive belt 20 is wound around the workbench and the rolling shaft 31 , and the motor 40 rotates through the drive pulley 34 , the driven pulley 32 and the belt 33 to drive the abrasive belt 20 to move to polish the product 70 .

Specifically, the angle adjustment mechanism 50 includes a first bracket 51 , a second bracket 52 , a rotating shaft 53 and a first adjustment rod 54 . The rotating shaft 53 is located at the intersection of the first working board 11 and the second working board 12 , and one end thereof is connected with the first bracket 51 . The second bracket 52 is rotatably connected to both ends of the rotating shaft 53 , the second working plate 12 is fixed on the second bracket 52 , and the second bracket 52 is perpendicular to the first bracket 51 . The first adjusting rod 54 is connected between the first bracket 51 and one end of the second bracket 52 , the first adjusting rod 54 is perpendicular to the rotating shaft 53 and can be manipulated to drive the second working plate 12 to rotate around the rotating shaft 53 . The first adjusting rod 54 is a screw rod, which is threadedly connected with the second bracket 52 . In order to achieve a more accurate adjustment effect, another first bracket 51 and another first adjustment rod 54 are also arranged at the other end of the rotating shaft 53, and the first adjustment rod 54 is connected to the first bracket 51 and the above-mentioned second bracket 52 between the other ends. The two first adjusting rods 54 of the angle adjusting mechanism are also equipped with nuts 55 for locking.

Further, it also includes a tightness adjustment mechanism 60 connected between the frame 10 and the first bracket 51 , and the tightness adjustment mechanism 60 includes a second adjustment rod 62 and a connecting plate 61 . The connecting plate 61 remains fixed with the frame 10, one end of the second adjusting rod 62 passes through one end of the connecting plate 61 and is fixedly connected with the first bracket 51 (can be fixed by welding), and the second adjusting rod 62 is perpendicular to the rotating shaft 53 , the second adjusting lever 62 can be manipulated to drive the first bracket 51 and the rotating shaft 53 to move relative to the first working plate 11 at the same time to tighten or loosen the abrasive belt 20 . Similarly, in order to achieve a more accurate adjustment effect, another second adjustment rod 62 is also provided at the other end of the connecting plate 61, and the second adjusting rod 62 passes through the other end of the connecting plate 61 and the other first bracket corresponding to the above-mentioned 51 fixed connection. The two second adjusting rods 62 of the tightness adjusting mechanism 60 also adopt screw rods, and are equipped with nuts 55 , and the second adjusting rods 62 are driven to act by rotating the nuts 55 .

In addition, the top of the first support 51 is provided with a guide rod 51a, and the first working plate 11 is correspondingly provided with a guide hole 13, and the guide rod 51a is penetrated in the guide hole 13, and acts as a guide limit when the elastic adjustment mechanism 60 operates. bit role.

The diameter of the utility model rotating shaft 53 can be changed according to the size of the product 70 corners. Here, take the faucet product with two surfaces to be polished as an example, the specific working principle is as follows:

The product 70 is placed on the workbench, so that its two surfaces to be polished contact with the abrasive belt 20 on the first work plate 11 and the second work plate 12 respectively; Driven by the belt 33, the rolling shaft 31 is driven to roll, so that the abrasive belt 20 moves, thereby polishing the surface of the product 70 to be polished.

When replacing the product 70, the angle can be adjusted according to the two surfaces of the product 70 to be polished. The operation is as follows: first loosen the nut 55 of the first adjusting rod 54, so that the first adjusting rod 54 is in a rotatable state, and then rotate the second adjusting rod 54 counterclockwise. An adjusting rod 54, the second bracket 52 connected with it rotates around the rotating shaft 53 under the effect of the first adjusting rod 54, and the angle between the second bracket 52 and the first bracket 51 becomes larger; if the first adjusting rod 54 is rotated clockwise , the angle between the connected second bracket 52 and the first bracket 51 becomes smaller. Such adjustment improves the matching degree between one of the surfaces to be polished and the second working plate 12 , and after the adjustment is completed, tighten the nut to lock the first adjusting rod 54 .

When adjusting the tightness of the abrasive belt 20 or replacing the abrasive belt 20, the operation is as follows: turn the nut 55 counterclockwise, so that the second adjustment lever 62 pushes the first bracket 51 to move away from the first working plate 11. At this time, the abrasive belt The belt 20 is tightened; the nut 55 is rotated clockwise, so that the second adjusting rod 62 pushes the first bracket 51 to move towards the direction close to the first working plate 11, and the abrasive belt 20 is loosened, so that it can be removed and replaced.

The above is only a specific embodiment of the utility model, but the design concept of the utility model is not limited thereto, and any non-substantial modification of the utility model by using this concept should be an act of violating the protection scope of the utility model.

Claims (8)

1. a belt sander for adjustable angle, comprises frame and is positioned at workbench in frame, abrasive band, transmission device and motor; This abrasive band is set around on workbench, this motor connects drive transmission and rotates the motion of drive abrasive band, it is characterized in that: this workbench comprises the first working plate and second working plate of setting in a certain angle, be connected with angle adjusting mechanism between this first working plate and second working plate to adjust the angle between the first working plate and the second working plate.

2. the belt sander of a kind of adjustable angle as claimed in claim 1, is characterized in that: described angle adjusting mechanism comprises the first support, rotating shaft and the first adjusting rod; This rotating shaft is positioned at described first working plate with the second working plate intersection and is connected with the first support; This first adjusting rod is connected between the first support and the second working plate, and this first adjusting rod is vertical with rotating shaft and described second working plate can be driven around this axis of rotation by control action.

3. the belt sander of a kind of adjustable angle as claimed in claim 2, it is characterized in that: described angle adjusting mechanism also comprises the second support be rotatably connected with described rotating shaft, described second working plate is fixed on this second support, this second support and described first support perpendicular, described first adjusting rod is connected with this second support.

4. the belt sander of a kind of adjustable angle as claimed in claim 3, is characterized in that: described first adjusting rod is screw rod, and this screw rod and described second support are for being threaded and being equipped with nut.

5. the belt sander of a kind of adjustable angle as claimed in claim 2, is characterized in that: also include the elasticity adjusting mechanism be connected between frame and described first support.

6. the belt sander of a kind of adjustable angle as claimed in claim 5, it is characterized in that: described elasticity adjusting mechanism comprises the second adjusting rod and connecting plate, this connecting plate and frame keep fixing, this the second adjusting rod one end is passed this connecting plate and is fixedly connected with described first support, this second adjusting rod is vertical with described rotating shaft, and this second adjusting rod can be ordered about the first support by control action and move to strain or unclamp described abrasive band relative to described first working plate with rotating shaft.

7. the belt sander of a kind of adjustable angle as claimed in claim 6, is characterized in that: described first cradle top is provided with guide post, and described first working plate is provided with pilot hole, and this guide post is arranged in this pilot hole.

8. the belt sander of a kind of adjustable angle as claimed in claim 1, is characterized in that: described transmission device comprises the axis of rolling, drive pulley, driven pulley and belt; This axis of rolling is installed on the first working plate away from second working plate one end, and this driven pulley is fixedly connected with this axis of rolling, and described motor output shaft is provided with drive pulley, and this follower belt is tensioned between this drive pulley and this driven pulley with transmission.