TWI635940B - Pressing device capable of operating with the belt of the sander - Google Patents

Abstract

A press device capable of operating with a belt of a sander, combined with a sander having a frame, at least one drive wheel set and at least one drive belt, the press device being coupled to the frame at the at least one The inside of the transmission belt is provided with a fixing frame, a pressing frame, a synchronization group and an auxiliary group, wherein the fixing frame is fixedly coupled with the frame and located inside the at least one driving belt, and the pressing frame is opposite to the fixing frame a plurality of rollers are disposed on the inner side of the at least one transmission belt, and the plurality of rollers are disposed toward the lower half of the at least one transmission belt, and the plurality of rollers can be actuated when the sander is actuated Rotating in contact with the at least one drive belt provides a press device capable of generating a pre-pressure and improving the sanding quality that can be actuated with the belt of the sander.

Description

Pressing device capable of operating with the belt of the sander

The invention relates to a pressing device for a sanding machine, in particular to a pressing device capable of generating a pre-pressure and improving the sanding quality, which can be operated with a belt of a sanding machine.

According to the existing sanding machine, the machine for sanding the surface of the workpiece is used. The existing sanding machine is used to sand the surface of the workpiece through a plurality of rotating rotating brush strips. However, when the surface of the workpiece is When a uniform plane, the plurality of brush strips of the existing sander can produce a uniform sanding effect on the uniform plane, and when the surface of the workpiece has an irregular shape, the plurality of brush strips will follow The shape of the undulating shape of the workpiece is deformed, so that the adjacent brush strips generate high and low drop, thereby affecting the smoothness of the operation of the existing sander trajectory, and the surface of the workpiece cannot be sanded, resulting in sanding treatment. The sanding quality of the subsequent workpieces is different, and subsequent processing or multiple sanding processes are required, which not only affects the sanding quality of the existing sander, but also relatively increases the time required for sanding and Cost, it can be seen that the existing sander still has some improvement in its use.

In the present invention, in view of the existing sanding machine, when the surface of the workpiece has an irregular shape, the plurality of brush strips are deformed according to the shape of the unevenness of the workpiece, and cannot be surely applied to the workpiece. The surface is subjected to sanding treatment, which results in different sanding quality of the sand-treated workpiece, and requires subsequent processing or multiple sanding processes, and the like, and the present invention is A press device capable of operating with a belt of a sander, which is capable of providing a pre-stress of the belt of the sander through a streamlined structural arrangement, so that the brush strip can still be transmitted through deformation The pre-pressure of the pressing device performs sanding treatment on the workpiece, thereby providing a pressing device capable of generating pre-pressure and improving sanding quality, which can be operated with the belt of the sanding machine, thereby effectively solving the aforementioned problems.

In order to achieve the above object, the present invention can be combined with a belt driven device of a sander, which is combined with a sander, the sander is provided with two parallel connecting plates, and one of the two connecting plates is provided. a frame, at least one transmission wheel set external to the frame, and at least one transmission belt coupled to the transmission wheel set, the frame is provided with two coupling arms and two connecting arms, the two coupling arms are spaced apart and the two The connecting plates are combined, the two connecting arms are combined with the two binding arms and respectively adjacent to the two connecting plates, and the pressing device is combined with the frame of the sanding machine and located inside the at least one driving belt, the pressing material The device is provided with a fixing frame, a pressing frame, a synchronization group and an auxiliary group, wherein: the fixing frame is fixedly coupled with one of the connecting arms of the frame and located inside the at least one driving belt, the pressing frame and the pressing frame The fixing frame is fixedly disposed on the inner side of the at least one driving belt, and the fixing frame is respectively provided with an axle at two ends of the outer side surface; the pressing frame is spaced apart from the bottom surface by a plurality of rollers, and the plurality of rollers are oriented toward At least one The lower half of the moving belt, and the plurality of rollers can rotate in contact with the at least one driving belt when the sanding machine is actuated; the synchronous group is combined with the fixing frame and located outside the pressing frame, the synchronous assembly There are two synchronous wheels and a timing belt, and the two synchronous wheels are rotatably sleeved on the two axles of the fixing frame and are located on two sides of the pressing frame, and the timing belt is sleeved on the two synchronous wheels. And the lower half of the timing belt abuts against the inner surface of the at least one belt and is combined with the rollers of the pressing frame; and the auxiliary group is fixedly coupled with the frame and located at the at least one belt The inner side is combined with the synchronizing group, and the auxiliary group is provided with a plurality of auxiliary wheels spaced apart and coupled to the timing belt.

Further, as described above, the pressing device capable of being actuated with the belt of the sander, the fixing frame is provided with at least two spaced fixing plates on the inner side, and the at least two fixing plates are connecting arms corresponding to the frame Phase fixation combined.

Further, as described above, the pressing device capable of being actuated with the belt of the sander, each of the fixing plates is provided with an elongated adjusting hole for the user to adjust through the adjusting holes of the at least two fixing plates. The height of the holder relative to the at least one belt.

Preferably, the auxiliary device is provided with a plurality of auxiliary adjustment frames respectively combined with the auxiliary wheels, so that the corresponding auxiliary wheels are synchronized with the auxiliary device. The belt is adjusted in position to change the tightness of the timing belt.

According to the above technical means, the pressing device which can be driven by the belt of the sander can be passed through the fixing frame and the pressing frame fixed on both sides of the frame. Each of the rollers is oriented toward the inner side of the corresponding belt. When the sander performs sanding treatment on the irregular surface of the workpiece, the rollers of the two pressing frames can provide a pre-stress of the upwardly deformed brush strip and the belt. The sanding treatment can be performed on the convex portion of the workpiece, thereby effectively avoiding the phenomenon that the sanding quality is different due to the irregular surface of the workpiece, and greatly improving the sanding quality of the sander; further, setting the synchronization group through The method can not only achieve the synchronous rotation and the rotation of the rollers through the timing belt and the transmission belt, but the synchronization group can reduce the wear situation of the rollers during the operation of the sander, thereby extending the rollers. The service life is provided to provide a pressing device capable of generating a pre-pressure and improving the sanding quality, which can be operated with the belt of the sander.

10‧‧‧ Fixing frame

11‧‧‧ fixed plate

12‧‧‧Adjustment hole

13‧‧‧Axle

20‧‧‧Bucking frame

21‧‧‧Roller

30‧‧‧Synchronization group

31‧‧‧Synchronous wheel

32‧‧‧Synchronous belt

40‧‧‧Assistant group

41‧‧‧Assistance wheel

42‧‧‧Auxiliary adjustment frame

50‧‧‧ sanding machine

51‧‧‧Connecting plate

52‧‧‧Frame

53‧‧‧Binding arm

54‧‧‧Connecting arm

55‧‧‧Drive wheel set

551‧‧‧ shaft

552‧‧‧Drive wheel

56‧‧‧ drive belt

57‧‧‧ brush strip

60‧‧‧ drive

61‧‧‧ linkage group

611‧‧‧ rotating seat

612‧‧‧ linkage motor

613‧‧‧ linkage axis

614‧‧‧ linkage belt

62‧‧‧Driver

621‧‧‧ top seat

622‧‧‧Drive motor

623‧‧‧Rotary lever

624‧‧‧Drive chain

625‧‧‧ rotating disk

70‧‧‧Workpiece

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a perspective view showing the appearance of a press device of the present invention assembled in a sander.

Figure 2 is a partially enlarged perspective view showing the assembly of the press device of the present invention in a sander.

Figure 3 is a side elevational view of the press device of the present invention assembled in a sander.

Figure 4 is a side elevational view (some of the components omitted) assembled in the sander of the present invention.

Figure 5 is a side cross-sectional view showing the press device of the present invention assembled in a sander.

6 to 8 are schematic side views showing the operation of the sander of the present invention driven by a driving device.

Figure 9 is a side elevational view showing the operation of the stamping apparatus of the present invention assembled in a sander for machining a workpiece.

In order to understand the technical features and practical functions of the present invention in detail and can be implemented according to the contents of the specification, the following is further described in detail with reference to the preferred embodiments shown in the drawings: The present invention can be combined with a belt driving device of a sanding machine. The pressing device of the present invention is combined with a sanding machine 50, wherein the sanding machine 50 is provided with two connecting plates 51 arranged in parallel. A laterally disposed frame 52 is disposed between the two parallel connecting plates 51. The frame 52 is provided with two engaging arms 53 and two connecting arms 54. The two engaging arms 53 are horizontally spaced and the two connecting plates 51 are combined. The two connecting arms 54 are combined with the two connecting arms 53 and adjacent to the two connecting plates 51 respectively. The sanding machine 50 is provided with two sets of transmission wheel sets 55 and two transmission belts 56 outside the frame 52. The two transmission wheel sets The two transmission arms 53 are disposed in parallel with the two coupling arms 53 , and each of the transmission wheel sets 55 is provided with a shaft 551 and two transmission wheels 552 at both ends of the shaft 551 , and each transmission belt 56 is disposed around the two transmission wheel sets 55 . On the same side of the drive 稐 552, the transmission belt 56 corresponds to An annular arrangement is formed between the two transmission wheels 552. One of the shafts 551 of the two transmission wheel sets 55 is coupled to a driving device such as a motor to enable the two transmission wheel sets 55 to pass through the two transmission belts 56. The driving machine rotates synchronously. Further, the sander 50 is circumferentially disposed on the two transmission belts 56 with a plurality of brush strips 57 parallel to the two coupling arms 53 so that the respective brush strips 57 move along with the two transmission belts 56.

The press device of the present invention is combined with the frame 52 of the sander 50 to be located inside one of the belts 56. Preferably, the present invention is provided with two separate arms and the connecting arms in the sander 50. 54 is a press device which is combined and located inside the two belts 56, wherein the two press devices have the same structure, and the structure of the single press device will be described below.

Each of the pressing devices of the present invention is provided with a fixing frame 10, a pressing frame 20 and a synchronization group 30, wherein the fixing frame 10 is fixedly coupled with one of the connecting arms 54 of the frame 52 and located at the two coupling arms 53. Preferably, the fixing frame 10 is provided with at least two spaced-apart fixing plates 11 on the inner side surface, and the at least two fixing plates 11 are fixedly coupled with the corresponding connecting arms 54. Each of the fixing plates 11 is provided with an elongated adjusting hole 12 for allowing the user to adjust the height of the fixing frame 10 relative to the corresponding driving belt 56 through the adjusting holes 12 of the at least two fixing plates 11 further. The fixed frame 10 is respectively provided with an axle 13 at both ends of the outer side surface.

The pressing frame 20 is fixedly coupled to the fixing frame 10 and located on the inner side of the two axles 13 and the opposite transmission belt 56. The pressing frame 20 is spaced apart from the bottom surface by a plurality of rollers 21, and the plurality of rollers 21 are opposite to each other. The lower half of the transmission belt 56; the synchronization group 30 is combined with the fixing frame 10 and located outside the pressing frame 20. The synchronization group 30 is provided with two synchronous wheels 31 and a timing belt 32. The two synchronous wheels 31 respectively The two axles 13 of the fixing frame 10 are rotatably disposed on two sides of the pressing frame 20, and the timing belt sleeve 32 is disposed on the two synchronous wheels 31, and the timing belt is as shown in FIG. The lower half of the 32 is abutted against the inner surface of the corresponding drive belt 56 and is coupled to the rollers 21 of the press frame 20.

Referring to Figures 3 and 4, the press device of the present invention is further provided with an auxiliary set 40 which is fixedly coupled with one of the connecting arms 54 of the frame 52 and synchronized with the same side. The timing belts 32 of the group 30 are combined, wherein the auxiliary group 40 is provided with a plurality of auxiliary wheels 41 which are disposed at intervals and fixedly coupled with the corresponding connecting arms 54, and the auxiliary wheels 41 are coupled to the timing belt 32. Preferably, the auxiliary set 41 can be rotated along with the timing belt 32. Preferably, the auxiliary set 40 is provided with a plurality of auxiliary adjusting frames 42 respectively combined with the auxiliary wheels 41, and the auxiliary adjusting frames 42 and the corresponding connecting arms 54 The phase fixing is combined, and the corresponding auxiliary wheel 41 can be adjusted to the upper and lower positions relative to the timing belt 32, thereby adjusting the degree of abutment of each of the auxiliary wheels 41 and the timing belt 32, thereby changing the tightness of the timing belt 32. By adjusting the tightness of the timing belt 32, the sway and noise generated by the respective members during rotation can be further reduced.

When assembling the press device of the present invention, please refer to FIG. 1 to assemble a press device on the outer sides of the two connecting arms 54 of the frame 52, so that the two press devices are located at the frame 52. The side edges are respectively located inside a driving belt 56, so that the timing belts 32 of the two pressing devices can respectively abut against the inner surface of the corresponding driving belt 56. At this time, the driving device group 55 is driven by the driving device. The plurality of brush strips 57 can be driven to rotate cyclically via the two belts 56, wherein the two timing belts 32 abut against the corresponding belts 56 as shown in FIGS. 4 and 5, when the two belts 56 are cycled. When the actuator is actuated, the two timing belts 32 are synchronously driven to rotate, thereby driving the rollers 21 of the two pressure-bonding frames 20 and the auxiliary wheels 41 of the auxiliary group 40 to rotate, and reducing the shaking and noise generated by the components when rotating. situation.

The sanding machine 50 is shown in FIGS. 6 to 8 in use. A driving device 60 is disposed on the top of the sanding machine 50. The driving device 60 is provided with a linkage group 61 and a driving group 62. The linkage group 61 It is disposed at the top of the sander 50 and is provided with a rotating base 611 and a linkage motor 612. The rotating base 611 is disposed at the top of the sander 50, and the linkage motor 612 is disposed in the rotating base 611 and extends outward. A linkage shaft 613 is disposed. The linkage group 61 is provided with a linkage belt 614 on the linkage shaft 613 and a shaft 551 thereof. The drive group 62 is disposed on the linkage group 61 and is provided with a top seat 621 and a drive motor 622. a rotating rod 623 and a driving chain belt 624, wherein the top seat 621 is disposed on the rotating base 611, the driving motor 622 is longitudinally disposed in the top seat 621, and the bottom of the rotating rod 623 is fixed to the rotating base 611, and the top of the rotating rod 623 is disposed through the rotating base 611. The rotating rod 623 is provided with a rotating disc 625 at the top of the top 621, and the driving chain 624 is disposed at the top The drive motor 622 and the rotating disk 625 of the rotating lever 623 are between.

Thereby, when the driving motor 622 is actuated, the rotating rod 623 is driven to rotate laterally via the driving chain belt 624 and the rotating disc 625, so that the sander 50 rotates relative to the driving device 60, and the interlocking motor 612 passes through the interlocking motor 612. The interlocking shaft 613 and the interlocking belt 614 drive the corresponding shaft 551 to rotate longitudinally, and drive the plurality of brush strips 57 to circulate through the two belts 56. At this time, please refer to FIG. It is shown that when a workpiece 70 having an irregular shape on the surface is to be subjected to surface sanding, the workpiece 70 is placed below the sander 50, and when the workpiece 70 is moved relative to the sander 50, The plurality of brush strips 57 on the two belts 56 are sanded for the workpiece 70, wherein when the plurality of brush strips 57 are moved to the convex portion of the workpiece 70, the plurality of brush strips 57 and the two belts The 56 is deformed upward and abuts against the rollers 21 of the two press-fit brackets 20, since the two press-fit brackets 20 are fixed to the frame 52 and do not move relative to the two belts 56 and the workpiece 70, When the plurality of brush strips 57 and the two transmission belts 56 follow the workpiece 70 When the surface shape is moved relative to the two pressing frames 20, the two pressing frames 20 can provide a pre-pressure on the upwardly deformed brush strip 57 and the belt 56, so that the plurality of brush strips 57 deformed upward are subjected to The pressing of the pre-pressure can still perform the sanding operation on the workpiece 70, thereby effectively avoiding the phenomenon that the sanding quality is different due to the irregular surface of the workpiece 70, and greatly improving the sanding quality of the sander 50.

Further, the present invention can provide a pre-pressure effect through the rollers 21 of the pressing frame 20 without using the synchronization group 30, so that the plurality of brush strips on the two transmission belts 56 can be used. The sanding process is performed on the workpiece 70 having an irregular surface shape, the height difference generated by the adjacent brush bars 57 is reduced, and the smoothness of the track operation of the sander 50 is effectively improved, and the synchronization group 30 is set to not only synchronize. The belt 32 abuts against the belt 56 to produce synchronous rotation and the effect of rotating the rollers 21, and the synchronization group 30 can reduce the wear of the rollers 21 and the two belts 56 during the operation of the sander 50. Thereby, the service life of each roller 21 and the two transmission belts 56 is extended.

According to the above technical means, the pressing device capable of operating with the belt of the sander can pass through the arrangement of the fixing frame 10 and the pressing frame 20 fixed to both sides of the frame 52 when in use. For example, the rollers 21 of the pressing frame 20 are directed toward the inner side of the corresponding transmission belt 56. When the sanding machine 50 performs sanding treatment on the workpiece 70 having irregular surfaces, the rollers 21 of the two pressing frames 20 can Providing the upwardly deformed brush strip 57 and the belt 56 with a pre-pressure, so that the convex portion of the workpiece 70 can be sanded, thereby effectively preventing the sanding quality from being uneven due to the irregular surface of the workpiece 70. The sanding quality of the sander 50 is greatly improved; further, by means of the synchronization group 30, not only can the synchronous belt 32 be in contact with the belt 56, but the synchronous rotation and the rotation of the rollers 21 can be generated. The synchronizing group 30 can reduce the wear situation of the rollers 21 and the two belts 56 during the operation of the sander 50, thereby extending the service life of each roller 21 and the two belts 56, thereby providing a pre-stress and lifting. The sanding quality can be driven by the belt of the sander.

The above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any one of ordinary skill in the art can use the present invention without departing from the scope of the present invention. Equivalent embodiments of the present invention may be made without departing from the technical scope of the present invention.

Claims (4)

A press device capable of operating with a belt of a sander, which is combined with a sander, the sander is provided with two parallel connecting plates, a frame disposed between the two connecting plates, at least a transmission wheel set external to the frame and at least one transmission belt combined with the transmission wheel set, the frame is provided with two coupling arms and two connecting arms, the two coupling arms are spaced apart and the two connecting plates are combined, Two connecting arms are combined with the two binding arms and respectively adjacent to the two connecting plates, and the pressing device is combined with the frame of the sanding machine and located inside the at least one driving belt, the pressing device is provided with a fixing frame, a pressing frame, a synchronization group and an auxiliary group, wherein: the fixing frame is fixedly coupled with one of the connecting arms of the frame and located at an inner side of the at least one driving belt, and the fixing frame is disposed at two ends of the outer side surface a plurality of axles are disposed on the inner side of the at least one transmission belt, and the pressing frame is spaced apart from the bottom surface by a plurality of rollers, and the plurality of rollers are disposed under the at least one transmission belt Half, The plurality of rollers can rotate in contact with the at least one transmission belt when the sander is actuated, thereby providing a pre-pressure; the synchronization group is combined with the fixing frame and located outside the pressing frame, and the synchronization group is provided with two a synchronous wheel and a timing belt, wherein the two synchronous wheels are rotatably sleeved on the two axles of the fixing frame and are located on two sides of the pressing frame, and the timing belt is sleeved on the two synchronous wheels, and the synchronous belt is disposed on the two synchronous wheels a lower half of the timing belt abutting the inner surface of the at least one belt and combined with the rollers of the pressing frame; and the auxiliary group is fixedly coupled to the frame and located inside the at least one belt And in combination with the synchronization group, the auxiliary group is provided with a plurality of auxiliary wheels spaced apart and coupled to the timing belt. The pressing device capable of operating with a belt of a sander according to claim 1, wherein the fixing frame is provided with at least two spaced fixing plates on the inner side, and the at least two fixing plates are connected to the frame. The arm phase is fixedly combined. The pressing device capable of operating with the belt of the sander according to claim 2, wherein each of the fixing plates is provided with an elongated adjusting hole for the user to adjust through the adjusting holes of the at least two fixing plates. The height of the holder relative to the at least one belt. The pressing device capable of operating with a belt of a sander according to any one of claims 1 to 3, wherein the auxiliary group is provided with a plurality of auxiliary adjusting frames respectively combined with the auxiliary wheels, so that the corresponding auxiliary The wheel adjusts the position relative to the timing belt to change the tightness of the timing belt.