Motor driving device of timber sawing machine motor

Abstract

The invention discloses a timber sawing machine motor driving device in the technical field of timber sawing machine motor driving devices, which comprises a box body, an adjusting mechanism is arranged at the bottom in the box body, a measuring block is arranged above a second rotating shaft, the rear side wall of the measuring block is connected with the rear side wall in the box body, and a vertical plate is vertically arranged at the top of a moving block. A laser sensor is arranged on the side wall of the vertical plate, the laser sensor and the measuring block are located on the same horizontal plane, the measuring block, the laser sensor and the vertical plate are arranged, the laser sensor can monitor the distance between the measuring block and the vertical plate, and therefore the distance between the driving belt wheel and the driven belt wheel can be monitored; and the adjusting mechanism is arranged, so that the position of the driving belt wheel can be conveniently adjusted, the tightness of the belt wheel can be adjusted, the power transmission efficiency of the belt is guaranteed, and the cutting power and the cutting speed of the wood sawing machine are guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of sawmill motor drive devices, in particular to a motor drive device for a sawmill motor. Background Art

[0002] The main function of a sawmill is to cut wood into the required size and shape to meet the needs of furniture manufacturing, construction, shipbuilding and other fields. In the furniture manufacturing industry, a sawmill can saw, cut, and plan wood, so that the original wood can be turned into various shapes to facilitate the manufacture of furniture and other products. At present, the motor drive device of the sawmill mostly uses the cooperation between the motor, the active pulley, the driven pulley and the belt to drive the saw disc to rotate and cut the wood, but the belt will become loose after long-term use. The loose belt will cause it to be insufficiently tight, thereby affecting the power transmission efficiency, thereby weakening the cutting power of the sawmill and affecting the cutting speed and effect. However, the existing sawmill cannot monitor the tightness of the belt, and it is not convenient to adjust the tightness of the belt. Therefore, we propose a motor drive device for the sawmill motor. Summary of the invention

[0003] The object of the present invention is to provide a motor driving device for a sawmill motor to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a motor drive device of a sawmill motor, comprising a box body, a workbench is provided on the top of the box body, a limit plate is provided on the top of the workbench, the inner rear side wall of the box body is connected with a second rotating shaft through a bearing, a saw disk is provided at one end of the second rotating shaft, the top of the workbench is provided with an opening matching the saw disk, the outer wall of the second rotating shaft is sleeved and installed with a driven pulley, the inner rear side wall of the box body is slidably connected with a moving block, the front side wall of the moving block is connected with a first rotating shaft through a bearing, a motor is provided in the box body, the output end of the motor is connected to one end of the first rotating shaft, the outer wall of the first rotating shaft is sleeved and installed with a driving pulley, and the outer walls of the driving pulley and the driven pulley are sleeved with belts, an adjustment mechanism is provided at the bottom of the box body, a measuring block is provided above the second rotating shaft, the rear side wall of the measuring block is connected to the inner rear side wall of the box body, a vertical plate is vertically provided on the top of the moving block, and a laser sensor is provided on the side wall of the vertical plate, and the laser sensor and the measuring block are on the same horizontal plane.

[0005] Furthermore, the adjusting mechanism includes a movable seat slidably connected to the bottom of the box body, the top of the movable seat is connected to the outer wall of the motor, the right side wall of the box body is provided with a fixed box, the left side wall of the box body is connected with a screw rod through bearing two, one end of the screw rod is connected with the bearing three-phase provided on the right side wall of the fixed box, a sliding block is sleeved on the outer wall of the screw rod, the rear side wall of the slider is connected to the front side wall of the movable seat, a driven bevel gear is sleeved and installed on the outer wall of the screw rod, an active bevel gear meshing with the driven bevel gear is provided in the fixed box, a second rotating rod is provided on the top of the active bevel gear, a first rotating rod is provided above the second rotating rod, one end of the first rotating rod passes through the top of the fixed box and is connected to a rotating plate provided on the outside, a handle is provided on the top of the rotating plate, and a locking mechanism is provided on the inner wall of the fixed box.

[0006] Furthermore, the locking mechanism includes a fixing frame provided on the inner wall of the fixing box, the inner wall of the fixing frame is provided with multiple groups of teeth, a mounting block is provided in the fixing frame, one end of the first rotating rod is connected to the top of the mounting block, one end of the second rotating rod is connected to the bottom of the mounting block, a first cavity is opened inside the mounting block, a mounting box and two groups of racks are provided in the first cavity, the front and rear side walls of the mounting box are provided with fixing rods, one end of the two groups of fixing rods are connected to the inner side wall of the first cavity, two groups of sliding plates are provided in a sliding connection in the mounting box, the two groups of sliding plates are provided with movable rods away from the side walls, and the two groups of One end of the movable rod passes through the left and right side walls of the installation box and is connected to the inner wall of the rack. The outer walls of the two groups of movable rods are sleeved with springs. One end of the two groups of springs are connected to the side walls away from the two groups of sliding plates. The other ends of the two groups of springs are connected to the left and right side walls of the installation box. The opposite side walls of the two groups of sliding plates are provided with connecting ropes. A second cavity is opened inside the first rotating rod, and a lifting plate is slidably connected in the second cavity. One end of the two groups of connecting ropes are connected to the bottom of the lifting plate, and a pull rope is provided on the top of the lifting plate. One end of the pull rope passes through the top of the second cavity and is connected to a pull ring provided on the outside.

[0007] Furthermore, both the left and right side walls of the mounting block are provided with openings communicating with the first cavity, and the rack matches the openings.

[0008] Furthermore, two groups of through holes communicating with the second cavity are provided on the top of the installation box, and the connecting ropes match the through holes.

[0009] Furthermore, the outer walls of the two groups of connecting ropes are sleeved with limiting rings, the tops of the two groups of limiting rings are provided with connecting rods, and one ends of the two groups of connecting rods are connected to the top of the installation box.

[0010] Furthermore, a plurality of groups of teeth are distributed in a ring array on the inner side wall of the fixed frame.

[0011] Furthermore, a guide strip is provided at the bottom of the box body, and a guide groove matching the guide strip is provided at the bottom of the movable seat.

[0012] Furthermore, a limit block is sleeved and installed on the outer wall of the handle, and the pull ring matches the outer wall of the handle.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The present invention is provided with a measuring block, a laser sensor and a vertical plate. The laser sensor can monitor the distance between the measuring block and the vertical plate, thereby monitoring the distance between the driving pulley and the driven pulley, thereby monitoring the tightness of the belt;

[0015] 2. The present invention is provided with an adjustment mechanism, which can conveniently adjust the position of the driving pulley, thereby adjusting the tightness of the pulley, ensuring the power transmission efficiency of the belt, and ensuring the cutting power and cutting speed of the sawmill.

[0016] 3. The present invention is provided with a locking mechanism, which can lock the first rotating rod and the second rotating rod after the belt tightness is adjusted to prevent them from rotating on their own, thereby improving the stability of the belt tightness adjustment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the present invention;

[0018] Figure 2 It is a top view of the internal structure of the box body of the present invention;

[0019] Figure 3 This is a schematic diagram of the internal structure of the fixing box of the present invention;

[0020] Figure 4 A top view of the internal structure of the first cavity of the present invention;

[0021] Figure 5 This is a schematic diagram of the internal structure of the second cavity of the present invention.

[0022] In the figure: 1, box; 2, workbench; 3, adjustment mechanism; 30, fixed box; 31, moving seat; 32, slider; 33, screw rod; 34, guide bar; 35, rotating plate; 36, first rotating rod; 37, first active bevel gear; 38, first driven bevel gear; 39, second rotating rod; 300, handle; 4, motor; 5, first rotating shaft; 6, moving block; 7, vertical plate; 8, belt; 9, saw disc; 10, opening; 11, limit plate; 12, driven pulley; 13, second rotating shaft; 14, measuring block; 15, laser Sensor; 16. driving pulley; 17. locking mechanism; 170. fixing frame; 171. teeth; 172. mounting block; 173. first cavity; 174. fixing rod; 175. rack; 176. mounting box; 177. through opening; 178. second cavity; 179. pull ring; 1700. pull rope; 1701. lifting plate; 1702. connecting rope; 1703. through hole; 1704. connecting rod; 1705. limiting ring; 1706. sliding plate; 1707. spring; 1708. movable rod; 18. limiting block. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] Embodiment 1:

[0025] See also Figure 1-3 The present invention provides a technical solution: a motor driving device of a sawmill motor, comprising a box body 1, a workbench 2 is arranged on the top of the box body 1, a limit plate 11 is arranged on the top of the workbench 2, a second rotating shaft 13 is connected to the rear wall of the box body 1 through a bearing, a saw disc 9 is arranged at one end of the second rotating shaft 13, an opening 10 matching the saw disc 9 is opened on the top of the workbench 2, a driven pulley 12 is sleeved and installed on the outer wall of the second rotating shaft 13, a moving block 6 is slidably connected to the rear wall of the box body 1, and a first rotating shaft is connected to the front wall of the moving block 6 through a bearing. 5. A motor 4 is arranged in the box body 1, and the output end of the motor 4 is connected to one end of the first rotating shaft 5. A driving pulley 16 is sleeved and installed on the outer wall of the first rotating shaft 5. A belt 8 is sleeved on the outer walls of the driving pulley 16 and the driven pulley 12. An adjusting mechanism 3 is arranged at the bottom of the box body 1. A measuring block 14 is arranged above the second rotating shaft 13. The rear side wall of the measuring block 14 is connected to the rear side wall of the box body 1. A vertical plate 7 is vertically arranged on the top of the moving block 6. A laser sensor 15 is arranged on the side wall of the vertical plate 7. The laser sensor 15 and the measuring block 14 are on the same horizontal plane.

[0026] See also Figure 1-3 The adjusting mechanism 3 includes a moving seat 31 slidably connected to the bottom of the box body 1, a guide bar 34 is provided at the bottom of the box body 1, and a guide groove matching the guide bar 34 is provided at the bottom of the moving seat 31. Under the action of the guide bar 34 and the guide groove, the moving seat 31 moves more stably. The top of the moving seat 31 is connected to the outer wall of the motor 4. A fixed box 30 is provided on the right side wall of the box body 1. A screw rod 33 is connected to the left side wall of the box body 1 through a bearing. One end of the screw rod 33 is connected to the bearing three-phase provided on the right side wall of the fixed box 30. The outer wall of the screw rod 33 is sleeved A slider 32 is provided, and the rear side wall of the slider 32 is connected to the front side wall of the moving seat 31. A driven bevel gear 38 is sleeved and installed on the outer wall of the screw rod 33. An active bevel gear 37 meshing with the driven bevel gear 38 is provided in the fixed box 30. A second rotating rod 39 is provided on the top of the active bevel gear 37. A first rotating rod 36 is provided above the second rotating rod 39. One end of the first rotating rod 36 passes through the top of the fixed box 30 and is connected to a rotating plate 35 provided on the outside. A handle 300 is provided on the top of the rotating plate 35, and a locking mechanism 17 is provided on the inner wall of the fixed box 30.

[0027] See also Figure 4-5The locking mechanism 17 includes a fixing frame 170 provided on the inner wall of the fixing box 30, a plurality of sets of teeth 171 are provided on the inner wall of the fixing frame 170, and the plurality of sets of teeth 171 are distributed in a circular array on the inner wall of the fixing frame 170, a mounting block 172 is provided in the fixing frame 170, one end of the first rotating rod 36 is connected to the top of the mounting block 172, one end of the second rotating rod 39 is connected to the bottom of the mounting block 172, a first cavity 173 is provided inside the mounting block 172, a mounting box 176 and two sets of racks 175 are provided in the first cavity 173, and a fixing rod 174 is provided on the front and rear side walls of the mounting box 176, and the two sets of fixing rods 174 are provided. The first and second ends of the mounting block 172 are connected to the inner wall of the first cavity 173, two sets of sliding plates 1706 are slidably connected in the mounting box 176, and the two sets of sliding plates 1706 are provided with movable rods 1708 on the side walls away from each other. One end of the two sets of movable rods 1708 respectively penetrates the left and right side walls of the mounting box 176 and is connected to the inner wall of the rack 175. The left and right side walls of the mounting block 172 are provided with through openings 177 connected to the first cavity 173, and the rack 175 matches the through openings 177. The outer walls of the two sets of movable rods 1708 are sleeved with springs 1707, and one end of the two sets of springs 1707 is respectively far away from the two sets of sliding plates 1706. The other ends of the two sets of springs 1707 are connected to the left and right side walls of the installation box 176 respectively, and the opposite side walls of the two sets of sliding plates 1706 are provided with connecting ropes 1702. A second cavity 178 is provided inside the first rotating rod 36, and a lifting plate 1701 is provided in a sliding connection in the second cavity 178. One end of the two sets of connecting ropes 1702 are connected to the bottom of the lifting plate 1701. Two sets of through holes 1703 connected to the second cavity 178 are provided at the top of the installation box 176. The connecting ropes 1702 match the through holes 1703. The outer walls of the two sets of connecting ropes 1702 are sleeved with limit rings 1703. 05. Connecting rods 1704 are provided on the tops of the two sets of limiting rings 1705. One ends of the two sets of connecting rods 1704 are connected to the top of the installation box 176. Under the action of the limiting rings 1705, the connecting rope 1702 is more stable when moving. A pull rope 1700 is provided on the top of the lifting plate 1701. One end of the pull rope 1700 passes through the top of the second cavity 178 and is connected to a pull ring 179 provided on the outside. A limiting block 18 is installed on the outer wall of the handle 300. The pull ring 179 matches the outer wall of the handle 300. The pull ring 179 can be put on the handle 300, and the limiting block 18 can limit the pull ring 179.

[0028] Working principle: the motor 4 drives the first rotating shaft 5 and the active pulley 16 to rotate, the active pulley 16 drives the driven pulley 12 to rotate, the driven pulley 12 drives the second rotating shaft 13 to rotate, and the second rotating shaft 13 drives the saw disc 9 to rotate. The saw disc 9 can saw the wood, and under the action of the limiting plate 11, one end of the wood can be limited to ensure the smooth movement of the wood and improve the smoothness of the sawing. The laser sensor 15 can monitor the distance between the measuring block 14 and the vertical plate 7, so as to monitor the distance between the active pulley 16 and the driven pulley 12, so as to monitor the tightness of the belt 8. When the belt 8 is too loose, the distance between the active pulley 16 and the driven pulley 12 will be reduced, so that the laser sensor 15 can detect the change in distance, and the laser sensor 15 transmits the signal to the external controller (this is the prior art), so as to remind the staff, and then the staff pulls the pull ring 179 to drive the pull rope 1700 and the lifting The plate 1701 moves upward, and the pull ring 179 is put on the handle 300. The lifting plate 1701 drives the two sets of connecting ropes 1702 to pull upward, and the connecting ropes 1702 drive the sliding plate 1706 to move. The sliding plate 1706 pulls the movable rod 1708 and the spring 1707, and the movable rod 1708 drives the rack 175 to separate from the teeth 171. Then the staff rotates the handle 300 to drive the rotating plate 35 to rotate, and the rotating plate 35 drives the first rotating rod 36, the mounting block 172 and The second rotating rod 39 rotates, and the second rotating rod 39 drives the active bevel gear 37 to rotate, and the active bevel gear 37 drives the driven bevel gear 38 to rotate, and the driven bevel gear 38 drives the screw rod 33 to rotate. Under the cooperation of the guide bar 34 and the guide groove, the slider 32 moves on the outer wall of the screw rod 33, and the slider 32 drives the moving seat 31 to move. The moving seat 31 can drive the motor 4 to move, and the motor 4 drives the active pulley 16 to move, so that the active pulley 16 can be tensioned to complete the adjustment of the tightness of the belt 8.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A motor drive device for a sawing machine motor, comprising a box (1), a workbench (2) is arranged on the top of the box (1), a stop plate (11) is arranged on the top of the workbench (2), a second rotating shaft (13) is arranged on the inner rear side wall of the box (1) through a bearing, a saw disc (9) is arranged on one end of the second rotating shaft (13), an opening (10) matching the saw disc (9) is opened on the top of the workbench (2), a driven belt is sleeved and installed on the outer wall of the second rotating shaft (13) A pulley (12), a moving block (6) is slidably connected to the rear side wall of the box body (1), a first rotating shaft (5) is connected to the front side wall of the moving block (6) through a bearing, a motor (4) is arranged in the box body (1), an output end of the motor (4) is connected to one end of the first rotating shaft (5), a driving pulley (16) is sleeved and installed on the outer wall of the first rotating shaft (5), and a belt (8) is sleeved on the outer wall of the driving pulley (16) and the driven pulley (12), wherein: An adjusting mechanism (3) is provided at the bottom of the box body (1); a measuring block (14) is provided above the second rotating shaft (13); a rear side wall of the measuring block (14) is connected to the rear side wall of the box body (1); a vertical plate (7) is vertically provided on the top of the moving block (6); a laser sensor (15) is provided on the side wall of the vertical plate (7); and the laser sensor (15) and the measuring block (14) are on the same horizontal plane.

2. The motor drive device of the sawmill motor according to claim 1, characterized in that: The adjusting mechanism (3) comprises a moving seat (31) slidably connected to the bottom of the box body (1), the top of the moving seat (31) is connected to the outer side wall of the motor (4), the right side wall of the box body (1) is provided with a fixed box (30), the left side wall of the box body (1) is connected with a screw rod (33) through a second bearing, one end of the screw rod (33) is connected to the bearing provided on the right side wall of the fixed box (30), the outer wall of the screw rod (33) is sleeved with a slider (32), the rear side wall of the slider (32) is connected to the front side wall of the moving seat (31), and the screw rod (33) is connected to the left side wall of the box body (1) through a second bearing. 3) A driven bevel gear (38) is sleeved and installed on the outer wall, a driving bevel gear (37) meshing with the driven bevel gear (38) is arranged inside the fixed box (30), a second rotating rod (39) is arranged on the top of the driving bevel gear (37), a first rotating rod (36) is arranged above the second rotating rod (39), one end of the first rotating rod (36) passes through the top of the fixed box (30) and is connected to a rotating plate (35) arranged outside, a handle (300) is arranged on the top of the rotating plate (35), and a locking mechanism (17) is arranged on the inner wall of the fixed box (30).

3. The motor drive device of the sawmill motor according to claim 2, characterized in that: The locking mechanism (17) comprises a fixing frame (170) provided on the inner wall of the fixing box (30), the inner wall of the fixing frame (170) being provided with a plurality of groups of teeth (171), a mounting block (172) being provided inside the fixing frame (170), one end of a first rotating rod (36) being connected to the top of the mounting block (172), one end of the second rotating rod (39) being connected to the bottom of the mounting block (172), a first cavity (173) being provided inside the mounting block (172), The first cavity (173) is provided with an installation box (176) and two groups of racks (175), the front and rear side walls of the installation box (176) are provided with fixed rods (174), one end of the two groups of fixed rods (174) are connected to the inner side wall of the first cavity (173), the installation box (176) is provided with two groups of sliding plates (1706) in sliding connection, the two groups of sliding plates (1706) are provided with movable rods (1708) away from the side wall, and the two groups of movable rods (1708) are provided. One end of the two sets of movable rods (1708) respectively penetrates the left and right side walls of the installation box (176) and is connected to the inner wall of the rack (175), the outer walls of the two sets of movable rods (1708) are sleeved with springs (1707), one end of the two sets of springs (1707) are respectively connected to the side walls away from the two sets of sliding plates (1706), the other ends of the two sets of springs (1707) are respectively connected to the left and right side walls of the installation box (176), and the opposite side walls of the two sets of sliding plates (1706) are respectively provided with There is a connecting rope (1702), a second cavity (178) is opened inside the first rotating rod (36), a lifting plate (1701) is slidably connected inside the second cavity (178), one end of the two groups of connecting ropes (1702) are connected to the bottom of the lifting plate (1701), a pull rope (1700) is provided on the top of the lifting plate (1701), and one end of the pull rope (1700) passes through the top of the second cavity (178) and is connected to a pull ring (179) provided on the outside.

4. The motor drive device of the sawmill motor according to claim 3, characterized in that: The left and right side walls of the installation block (172) are both provided with through openings (177) that are in communication with the first cavity (173), and the rack (175) matches the through openings (177).

5. The motor drive device of the sawmill motor according to claim 3, characterized in that: Two groups of through holes (1703) communicating with the second cavity (178) are provided at the top of the installation box (176), and the connecting rope (1702) matches the through holes (1703).

6. The motor drive device of the sawmill motor according to claim 3, characterized in that: The outer walls of the two groups of connecting ropes (1702) are sleeved with limiting rings (1705), the tops of the two groups of limiting rings (1705) are provided with connecting rods (1704), and one end of the two groups of connecting rods (1704) is connected to the top of the installation box (176).

7. The motor drive device of the sawmill motor according to claim 3, characterized in that: A plurality of groups of teeth (171) are distributed in a ring array on the inner side wall of the fixing frame (170).

8. The motor drive device of the sawmill motor according to claim 2, characterized in that: The bottom of the box body (1) is provided with a guide strip (34), and the bottom of the movable seat (31) is provided with a guide groove matching the guide strip (34).

9. The motor drive device of the sawmill motor according to claim 3, characterized in that: A limiting block (18) is sleeved and installed on the outer wall of the handle (300), and the pull ring (179) matches the outer wall of the handle (300).

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