Section bar drilling device

Abstract

The utility model discloses a profile drilling device, which relates to the technical field of profile drilling, and comprises a workbench, a drill bit driving mechanism is mounted on the workbench in a liftable manner, the drill bit driving mechanism comprises a transverse plate, a vertical plate is fixedly mounted on the transverse plate, a sliding table is fixedly mounted on one side, close to the workbench, of the vertical plate, and the sliding table is fixedly mounted on the side, close to the workbench, of the vertical plate. A plurality of drill bit assemblies are installed on the sliding table, a driven wheel is installed at the power input end of each drill bit assembly in a matched mode, a tensioning wheel is movably installed on a transverse plate, an electric telescopic rod used for driving the tensioning wheel to move is arranged on the transverse plate, and the electric telescopic rod is connected with the tensioning wheel through a pressure sensor. According to the design scheme, the tensioning force of the conveying belt is detected through the pressure sensor, and when the tensioning force is not enough or too large, the tensioning force of the conveying belt is adjusted through the electric telescopic rod, so that the distance between the drill bit assemblies can be rapidly adjusted, and the machining efficiency of profiles of different specifications is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of profile drilling, in particular to a profile drilling device. Background Art

[0002] As the demand for furniture profiles increases, the processing efficiency of profiles also needs to be improved. At present, traditional processing methods mostly use single drill bit mobile operations. When multiple holes of the profile need to be processed, the processing efficiency of the single drill bit is low. Therefore, multi-head drilling devices are usually used for processing in the prior art. However, the drill position of the existing multi-head drilling device is relatively troublesome to adjust, and the processing efficiency of profiles of different specifications is still low. Utility Model Content

[0003] In order to overcome the above-mentioned defects in the prior art, the utility model provides a profile drilling device.

[0004] The technical solution adopted by the utility model to solve its technical problems is: a profile drilling device, comprising a workbench, a drill driving mechanism is installed on the workbench in a liftable manner, the drill driving mechanism comprises a horizontal plate, a vertical plate is fixedly installed on the front side of the horizontal plate, a slide is fixedly installed on the side of the vertical plate close to the workbench, a plurality of groups of drill bit assemblies are movably installed on the slide, a driven wheel is cooperatedly installed on the power input end of each group of the drill bit assemblies, a tensioning wheel is arranged between each group of the driven wheels, the tensioning wheel is movably installed on the horizontal plate, an electric telescopic rod for driving the tensioning wheel to move is arranged on the horizontal plate, the electric telescopic rod and the tensioning wheel are connected to each other through a pressure sensor, a driving motor is fixedly installed on the rear side of the horizontal plate, a driving wheel is fixedly installed on the power output shaft of the driving motor, and the driving wheel, the driven wheel and the tensioning wheel are connected to each other through a transmission belt.

[0005] Furthermore, a plurality of guide grooves are provided on the top of the transverse plate, the number of the guide grooves is consistent with the number of the tensioning wheels, a slide seat is slidably installed in the guide groove, the tensioning wheel is rotatably installed on the slide seat, a clearance groove is provided at the bottom of the slide seat, a push plate is movably installed in the clearance groove, the push plate is fixedly installed at the rear end of the slide seat, the pressure sensor is fixedly installed at the bottom end of the push plate, the electric telescopic rod is fixedly installed at the bottom of the transverse plate, and the pressure sensor is connected to the power output end of the electric telescopic rod.

[0006] Furthermore, two groups of dovetail grooves are provided on the slide, and a dovetail block matching the dovetail groove is fixedly installed on the side of the drill bit assembly close to the slide, a locking groove is provided between the two groups of dovetail grooves, and a locking bolt is installed on the side wall of the drill bit assembly, and a damping plate is fixedly installed on the end of the locking bolt.

[0007] Furthermore, the driving motor is fixedly mounted on the middle part of the rear side of the transverse plate, and reversing wheels are rotatably mounted on the left and right sides of the top of the transverse plate.

[0008] Furthermore, support frames are fixedly installed at the left and right ends of the rear side of the workbench, hydraulic cylinders are fixedly installed on the support frames, and the cross plate is fixedly installed on the power output ends of the two groups of hydraulic cylinders.

[0009] Furthermore, a ruler is provided on one side of the top of the workbench close to the hydraulic cylinder, a positioning plate is movably installed on the front side of the ruler, a plurality of groups of cylinders are fixedly installed on the front side of the ruler, and the cylinders are fixedly installed on the top of the workbench.

[0010] The beneficial effect of the utility model is that the design scheme of the utility model is designed with an electric telescopic rod for driving the movement of the tension wheel on the horizontal plate, the electric telescopic rod and the tension wheel are connected to each other through a pressure sensor, after adjusting the position of the drill bit assembly, the electric telescopic rod pushes the tension wheel to tension the conveyor belt, and the tensioning force of the conveyor belt is detected by the pressure sensor, when the tensioning force is insufficient or excessive, the tensioning force of the transmission belt is adjusted by the electric telescopic rod, so that the spacing between each group of drill bit assemblies can be quickly adjusted, effectively improving the processing efficiency of profiles of different specifications. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0012] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0013] Figure 2 It is the front view of the utility model;

[0014] Figure 3 It is a top view of the utility model;

[0015] Figure 4 It is a right view of the utility model;

[0016] Figure 5 for Figure 2 Schematic diagram of the cross-sectional structure along the AA direction.

[0017] In the figure: 1. workbench, 2. horizontal plate, 3. vertical plate, 4. slide, 5. drill assembly, 6. driven wheel, 7. tension wheel, 8. electric telescopic rod, 9. pressure sensor, 10. drive motor, 11. driving wheel, 12. guide slide, 13. slide seat, 14. give way groove, 15. push plate, 16. dovetail groove, 17. locking groove, 18. locking nut, 19. damping plate, 20. reversing wheel, 21. support frame, 22. hydraulic cylinder, 23. ruler, 24. positioning plate, 25. cylinder, 26. transmission belt. DETAILED DESCRIPTION

[0018] In order to more clearly illustrate the technical solution of the utility model, the utility model is further described below in conjunction with the accompanying drawings. Obviously, the accompanying drawings described below are only one embodiment of the utility model. For ordinary technicians in this field, without paying any creative work, other embodiments can be obtained based on this drawing and embodiment, which all belong to the protection scope of the utility model.

[0019] according to Figure 1-5 As shown, a profile drilling device comprises a workbench 1, on which a drill driving mechanism is installed in a liftable manner, the drill driving mechanism comprises a transverse plate 2, a vertical plate 3 is fixedly installed on the front side of the transverse plate 2, a slide 4 is fixedly installed on the side of the vertical plate 3 close to the workbench 1, a plurality of groups of drill bit assemblies 5 are movably installed on the slide 4, a driven wheel 6 is installed at the power input end of each group of drill bit assemblies 5, a tensioning wheel 7 is arranged between each group of driven wheels 6, the tensioning wheel 7 is movably installed on the transverse plate 2, an electric telescopic rod 8 for driving the tensioning wheel 7 to move is arranged on the transverse plate 2, the electric telescopic rod 8 and the tensioning wheel 7 are connected to each other through a pressure sensor 9, a driving motor 10 is fixedly installed on the rear side of the transverse plate 2, a driving wheel 11 is fixedly installed on the power output shaft of the driving motor 10, and the driving wheel 11, the driven wheel 6 and the tensioning wheel 7 are connected to each other through a transmission belt 26.

[0020] In this embodiment, a plurality of guide slots 12 are provided on the top of the transverse plate 2, and the number of the guide slots 12 is consistent with the number of the tensioning wheel 7. A slide seat 13 is slidably installed in the guide slot 12, and the tensioning wheel 7 is rotatably installed on the slide seat 13. A clearance groove 14 is provided at the bottom of the slide seat 13, and a push plate 15 is movably installed in the clearance groove 14. The push plate 15 is fixedly installed at the rear end of the slide seat 13 through a connecting rod, and a pressure sensor 9 is fixedly installed at the bottom end of the push plate 15. The electric telescopic rod 8 is fixedly installed at the bottom of the transverse plate 2. The pressure sensor 9 is connected to the power output end of the electric telescopic rod 8. The tensioning wheel 7 is pushed toward the rear side of the transverse plate 2 by the electric telescopic rod 8 to tension the transmission belt 26. The pressure sensor 9 is used to detect the thrust of the electric telescopic rod 8, thereby detecting the tensioning force of the transmission belt 26. When the tensioning force is insufficient or excessive, the tensioning force of the transmission belt 26 is adjusted by the electric telescopic rod 8.

[0021] In this embodiment, two groups of dovetail grooves 16 are provided on the slide 4, and a dovetail block matching the dovetail groove 16 is fixedly installed on the side of the drill bit assembly 5 close to the slide 4. A locking groove 17 is provided between the two groups of dovetail grooves 16. A locking bolt 18 is installed on the side wall of the drill bit assembly 5 through threaded cooperation, and a damping plate 19 is fixedly installed on the end of the locking bolt 18. By tightening the locking bolt 18, the damping plate 19 is abutted against the locking groove 17, thereby positioning the drill bit assembly 5.

[0022] In this embodiment, the driving motor 10 is fixedly installed in the middle of the rear side of the horizontal plate 2 through a motor bracket, and reversing wheels 20 are rotatably installed on the left and right sides of the top of the horizontal plate 2. The transmission belt 26 is connected to the driven wheel 6 after passing through the reversing wheel 20 to avoid interference between the transmission belt 26 and components such as the tensioning wheel 7 on the top of the horizontal plate 2.

[0023] In this embodiment, support frames 21 are fixedly installed at the left and right ends of the rear side of the workbench 1, hydraulic cylinders 22 are fixedly installed on the support frames 21, and the cross plate 2 is fixedly installed at the power output ends of the two groups of hydraulic cylinders 22. The cross plate 2 is driven to rise and fall by the hydraulic cylinders 22 to perform drilling processing.

[0024] In this embodiment, a ruler 23 is provided on the top of the workbench 1 near the side of the hydraulic cylinder 22, a positioning plate 24 is movably installed on the front side of the ruler 23, a plurality of groups of cylinders 25 are fixedly installed on the front side of the ruler 23, and the cylinders 25 are fixedly installed on the top of the workbench 1. During processing, the cylinders 25 push the positioning plate 24 toward the ruler 23, and the profile is positioned with the cooperation of the ruler 23 and the positioning plate 24. The ruler 23 is fixedly installed on the workbench 1 by bolts, and the front and rear positions of the ruler 23 can be adjusted according to the width of the profile so that the drilling position of the profile is aligned with the drill head assembly 5 above.

[0025] When the utility model is in use, firstly, the position of the drill assembly 5 on the slide is adjusted according to the hole spacing of the profile to be processed. Before adjusting the position of the drill assembly 5, the electric telescopic rod 8 is started to retract its push rod to relax the transmission belt 26. Then, the operator uses the hexagonal wrench to loosen the locking nut 18 to move the drill assembly 5. After the position adjustment is completed, the locking nut 18 is tightened again. Then, the electric telescopic rod 8 is started to push its push rod out to tighten the conveyor belt 26. The tensioning force of the conveyor belt 26 is detected by the pressure sensor 9 to realize automatic tensioning of the conveyor belt 26, so that the spacing of each group of drill assembly 5 can be quickly adjusted, effectively improving the processing efficiency of profiles of different specifications.

[0026] The above embodiments are only exemplary embodiments of the present invention and are not intended to limit the present invention. The protection scope of the present invention is defined by the claims. Those skilled in the art may make various modifications or equivalent substitutions to the present invention within the essence and protection scope of the present invention, and such modifications or equivalent substitutions shall also be deemed to fall within the protection scope of the present invention.

Claims

1. A profile drilling device, comprising a workbench (1), characterized in that: A drill driving mechanism is installed on the workbench (1) in a manner that it can be raised or lowered. The drill driving mechanism comprises a horizontal plate (2). A vertical plate (3) is fixedly installed on the front side of the horizontal plate (2). A slideway (4) is fixedly installed on the side of the vertical plate (3) close to the workbench (1). A plurality of groups of drill assemblies (5) are movably installed on the slideway (4). A driven wheel (6) is installed in cooperation with the power input end of each group of the drill assemblies (5). A tensioning wheel (7) is provided between each group of the driven wheels (6). The tensioning wheel (7) ) is movably mounted on a transverse plate (2), the transverse plate (2) is provided with an electric telescopic rod (8) for driving the tensioning wheel (7) to move, the electric telescopic rod (8) and the tensioning wheel (7) are connected to each other via a pressure sensor (9), a driving motor (10) is fixedly mounted on the rear side of the transverse plate (2), a driving wheel (11) is fixedly mounted on the power output shaft of the driving motor (10), and the driving wheel (11), the driven wheel (6) and the tensioning wheel (7) are connected to each other via a transmission belt (26).

2. A profile drilling device according to claim 1, characterized in that: The top of the transverse plate (2) is provided with a plurality of guide grooves (12), the number of the guide grooves (12) being consistent with the number of the tensioning wheel (7), a slide seat (13) being slidably mounted in the guide grooves (12), the tensioning wheel (7) being rotatably mounted on the slide seat (13), a clearance groove (14) being provided at the bottom of the slide seat (13), a push plate (15) being movably mounted in the clearance groove (14), the push plate (15) being fixedly mounted at the rear end of the slide seat (13), the pressure sensor (9) being fixedly mounted at the bottom end of the push plate (15), the electric telescopic rod (8) being fixedly mounted at the bottom of the transverse plate (2), the pressure sensor (9) being connected to the power output end of the electric telescopic rod (8) with each other.

3. A profile drilling device according to claim 1, characterized in that: The slide (4) is provided with two groups of dovetail grooves (16); a dovetail block matching the dovetail grooves (16) is fixedly installed on one side of the drill bit assembly (5) close to the slide (4); a locking groove (17) is provided between the two groups of dovetail grooves (16); a locking bolt (18) is cooperatively installed on the side wall of the drill bit assembly (5); a damping plate (19) is fixedly installed on the end of the locking bolt (18).

4. A profile drilling device according to claim 1, characterized in that: The driving motor (10) is fixedly mounted on the middle portion of the rear side of the transverse plate (2), and reversing wheels (20) are rotatably mounted on the left and right sides of the top of the transverse plate (2).

5. A profile drilling device according to claim 1, characterized in that: Support frames (21) are fixedly mounted on the left and right ends of the rear side of the workbench (1), hydraulic cylinders (22) are fixedly mounted on the support frames (21), and the cross plate (2) is fixedly mounted on the power output ends of the two groups of hydraulic cylinders (22).

6. A profile drilling device according to claim 5, characterized in that: A ruler (23) is arranged on one side of the top of the workbench (1) close to the hydraulic cylinder (22), a positioning plate (24) is movably mounted on the front side of the ruler (23), a plurality of groups of cylinders (25) are fixedly mounted on the front side of the ruler (23), and the cylinders (25) are fixedly mounted on the top of the workbench (1).

Images