Drilling mechanism

Abstract

The utility model relates to a drilling mechanism, belongs to drilling mechanism technical field, including the fixed plate, the right side of fixed plate upper surface is equipped with the clamping mechanism, the lower surface of fixed plate is equipped with the fixed mechanism, the clamping mechanism includes eight limit block, support frame, first electric push rod and connecting subassembly. According to the drilling mechanism, when workpieces are drilled, two workpieces can be placed in four limiting blocks on the front side and four limiting blocks on the rear side correspondingly, at the moment, a first electric push rod can be started to drive a lower pressing plate to move downwards, and the two workpieces are clamped and fixed; and at the moment, two motors are started to drive two drill bits to rotate, then a second electric push rod is started to drive the two rotating drill bits to synchronously move rightwards and conduct synchronous drilling on the two workpieces, then the workpiece drilling precision and the clamping and fixing stability can be improved, and meanwhile the drilling efficiency can also be improved.

Description

Technical Field

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

[0002] Drilling mechanism refers to the general term for equipment used to process holes in solid materials. Common drilling mechanisms include electric drills, drilling machines, etc. With the further development of processing technology, the efficiency of drilling mechanisms has also been greatly improved.

[0003] For example, Chinese patent CN207746444U discloses a drilling mechanism, in which a slide rail and a driving cylinder are arranged on a fixed base plate, a sliding mother plate is arranged on the slide rail, and an electric drill fixing seat is arranged on the sliding mother plate; the electric drill is installed on the electric drill fixing seat; the electric drill fixing seat is connected to the output end of the driving cylinder; four left-right adjustment reference plates and one front-back adjustment reference plate are also arranged on the sliding mother plate; the position of the sliding mother plate is adjusted by adjusting the left-right adjustment reference plate and the front-back adjustment reference plate, thereby adjusting the drilling position of the electric drill; the adjustment is convenient, the time required for adjustment is greatly shortened, the labor cost is reduced, and the production efficiency is improved; for the same batch of products, the position of the electric drill only needs to be adjusted once, so that the same batch of products has basically no deviation, and the stability of product size quality is greatly improved.

[0004] Although the above patent only requires adjusting the position of the electric drill once, so that the products of the same batch have basically no deviation and the stability of product size and quality is greatly improved, when drilling holes in the workpiece by the electric drill in this patent, it is necessary to use an outer clamp to clamp and fix the workpiece. The process of clamping and fixing the workpiece with the outer clamp is relatively cumbersome, and at the same time, unstable clamping may occur due to size mismatch, which reduces practicality. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides a drilling mechanism having the advantages of being easy to clamp and fix the workpiece and improving the stability of the clamping and fixing. It solves the problem of needing to use an outer clamp to clamp and fix the workpiece when drilling a hole in the workpiece with an electric drill. The process of clamping and fixing the workpiece with an outer clamp is relatively cumbersome, and the problem of unstable clamping may occur due to size mismatch.

[0006] To achieve the above object, the utility model provides the following technical solutions: a drilling mechanism, comprising a fixing plate, a clamping mechanism is provided on the right side of the upper surface of the fixing plate, a fixing block is fixed on the lower surface of the fixing plate, and a fixing mechanism is provided on the lower surface of the fixing block;

[0007] The clamping mechanism includes eight limit blocks, a support frame, a first electric push rod and a connecting assembly, the eight limit blocks are fixed to the right side of the upper surface of the fixed plate, the support frame is fixed to the right side of the back of the fixed plate, and the first electric push rod is fixed to the upper surface of the support frame.

[0008] By adopting this technical solution, two workpieces can be placed in a limited position by eight limit blocks, thereby improving the stability of drilling, thereby facilitating the clamping and fixing of the workpieces and improving the stability of the clamping and fixing.

[0009] Furthermore, the connecting assembly includes four limit slide bars, four limit plates and a lower pressure plate. The four limit slide bars are all slidably connected to the inside of the support frame. The bottom ends of the four limit slide bars are fixedly connected to the four corners on the upper surface of the lower pressure plate. The outer side of the output shaft of the first electric push rod passes through the support frame and is fixedly connected to the upper surface of the lower pressure plate. The lower surface of the limit plate is fixedly connected to the top of the limit slide bar.

[0010] By adopting this technical solution, the stability of the lower pressure plate in moving up and down and the stability of the downward pressing fixation can be improved through four limit sliding bars.

[0011] Furthermore, the fixing mechanism includes a base, four support blocks, four suction cups, a vacuum pump and a fixing assembly, the base is fixed to the lower surface of the fixing block, the four support blocks are fixed at the four corners of the lower surface of the base, the suction cup is arranged on the lower surface of the support block, and the vacuum pump is fixed to the left side of the upper surface of the base.

[0012] By adopting this technical solution, it is convenient to fix the drilling mechanism on a flat support platform of any height.

[0013] Furthermore, the fixing assembly includes an electromagnetic valve, a first connecting tube, a second connecting tube and two U-shaped tubes, the electromagnetic valve is fixedly connected to the input end of the vacuum pump, the end of the electromagnetic valve away from the vacuum pump is fixedly connected to one end of the first connecting tube, one end of the second connecting tube is connected to the upper surface of the first connecting tube, the opposite ends of the first connecting tube and the second connecting tube both pass through the base and extend to the lower side of the base, the opposite sides of the left and right U-shaped tubes are connected to the opposite ends of the first connecting tube and the second connecting tube, and the opposite sides of the left and right U-shaped tubes both pass through the left and right support blocks and are connected to the upper surfaces of the left and right suction cups.

[0014] By adopting this technical solution, the air inside the four suction cups can be extracted by turning on the vacuum pump.

[0015] Furthermore, a second electric push rod is fixed to the left side of the upper surface of the fixed plate, a moving block is fixed to the outer side of the output shaft of the second electric push rod, two motors are fixed to the left side of the moving block, and two rotating rods are rotatably connected to the right side of the moving block through bearings, the outer side of the motor output shaft passes through the moving block and is fixedly connected to the left side of the rotating rod, and a drill bit is arranged inside the right side of the rotating rod.

[0016] By adopting this technical solution, two motors can drive two drill bits to rotate and drill two workpieces simultaneously.

[0017] Furthermore, a limiting groove is provided on the upper surface of the fixed plate, a limiting rod is fixed inside the limiting groove, a connecting block is slidably connected to the outer side of the limiting rod, the upper surface of the connecting block is fixedly connected to the lower surface of the movable block, and the connecting block is slidably connected inside the limiting groove.

[0018] By adopting this technical solution, the connecting block can move left and right inside the limiting slide groove and perform limiting movement.

[0019] Furthermore, the connecting block moves linearly left and right on the outer side of the limiting rod.

[0020] By adopting this technical solution, the position of the movable block moving left and right can be limited by the connection block moving left and right on the outer side of the limiting rod.

[0021] Furthermore, the four limit sliding rods all move linearly up and down inside the support frame.

[0022] By adopting this technical solution, the stability of the lower pressure plate moving up and down can be improved through four limit sliding bars.

[0023] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0024] 1. When drilling a workpiece, the drilling mechanism can place two workpieces inside the four limit blocks on the front side and inside the four limit blocks on the rear side respectively. At this time, the first electric push rod can be started to drive the lower pressure plate to move downward, and the two workpieces can be clamped and fixed. At this time, the two motors are started and the two drill bits are driven to rotate. Then the second electric push rod is started and the two rotating drill bits are driven to move synchronously to the right and the two workpieces are drilled synchronously, thereby improving the drilling accuracy of the workpiece and the stability of clamping and fixing, and also improving the drilling efficiency.

[0025] 2. When drilling a workpiece, the drilling mechanism can be placed on a planar support platform of any height, and the lower surfaces of the four suction cups contact the upper surface of the planar support platform of any height. At this time, the air inside the four suction cups can be extracted by opening the vacuum pump and the electromagnetic valve, and then the vacuum pump and the electromagnetic valve are closed. At this time, the drilling mechanism is fixed on a planar support platform of any height. When it needs to be removed, the electromagnetic valve is opened, and the four suction cups are removed from the upper surface of the planar support platform of any height, so as to facilitate the fixing of the drilling mechanism on a planar support platform of any height, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the structure of the utility model;

[0027] Figure 2 This is a schematic diagram of the clamping mechanism of the utility model;

[0028] Figure 3 It is a three-dimensional schematic diagram of the limit block of the utility model;

[0029] Figure 4 It is a schematic diagram of the fixing mechanism of the utility model.

[0030] In the figure: 1. fixed plate; 2. clamping mechanism; 21. limit block; 22. support frame; 23. first electric push rod; 24. connecting assembly; 241. limit slide rod; 242. limit plate; 243. lower pressure plate; 3. fixed block; 4. fixing mechanism; 41. base; 42. support block; 43. suction cup; 44. vacuum pump; 45. fixing assembly; 451. electromagnetic valve; 452. first connecting pipe; 453. second connecting pipe; 454. U-shaped pipe; 5. second electric push rod; 6. moving block; 7. motor; 8. rotating rod; 9. drill bit; 10. limit slide groove; 11. limit rod; 12. connecting block. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] See also Figure 1A drilling mechanism in this embodiment includes a fixed plate 1, a clamping mechanism 2 is provided on the right side of the upper surface of the fixed plate 1, the clamping mechanism 2 is convenient for clamping and fixing the workpiece to improve the stability of the clamping and fixing, a fixed block 3 is fixed on the lower surface of the fixed plate 1, and a fixing mechanism 4 is provided on the lower surface of the fixed block 3, and the fixing mechanism 4 is convenient for fixing the drilling mechanism on a flat support platform of any height.

[0033] In this embodiment, a second electric push rod 5 is fixed to the left side of the upper surface of the fixed plate 1, a moving block 6 is fixed to the outer side of the output shaft of the second electric push rod 5, two motors 7 are fixed to the left side of the moving block 6, and two rotating rods 8 are rotatably connected to the right side of the moving block 6 through a bearing. The outer side of the output shaft of the motor 7 passes through the moving block 6 and is fixedly connected to the left side of the rotating rod 8. A drill bit 9 is arranged inside the right side of the rotating rod 8, and the connecting block 12 makes left and right linear movements on the outside of the limit rod 11.

[0034] It should be noted that the two motors 7 are started and drive the two drill bits 9 to rotate, and then the second electric push rod 5 is started and drives the two rotating drill bits 9 to move right synchronously and drill the two workpieces synchronously.

[0035] See also Figure 2-3 In order to facilitate clamping and fixing the workpiece and improve the stability of clamping and fixing, in this embodiment, the clamping mechanism 2 includes eight limit blocks 21, a support frame 22, a first electric push rod 23 and a connecting assembly 24, the eight limit blocks 21 are all fixed on the right side of the upper surface of the fixed plate 1, the support frame 22 is fixed on the right side of the back of the fixed plate 1, and the first electric push rod 23 is fixed on the upper surface of the support frame 22.

[0036] In this embodiment, the connecting component 24 includes four limit slides 241, four limit plates 242 and a lower pressure plate 243. The four limit slides 241 are all slidably connected to the inside of the support frame 22. When drilling the workpiece, the two workpieces can be placed inside the four front limit blocks 21 and the four rear limit blocks 21 respectively. At this time, the first electric push rod 23 can be started and drive the lower pressure plate 243 to move downward. The four limit slides 241 synchronously slide downward inside the support frame 22 and clamp the two workpieces.

[0037] In this embodiment, the bottom ends of the four limit slide bars 241 are fixedly connected to the four corners of the upper surface of the lower pressure plate 243, the outer side of the output shaft of the first electric push rod 23 passes through the support frame 22 and is fixedly connected to the upper surface of the lower pressure plate 243, the lower surface of the limit plate 242 is fixedly connected to the top end of the limit slide bar 241, and the four limit slide bars 241 all make linear movements up and down inside the support frame 22.

[0038] It should be noted that the drilling accuracy of the workpiece can be improved, and the drilling efficiency can also be improved.

[0039] See also Figure 4 In order to facilitate the fixing of the drilling mechanism on a flat support platform of any height, the fixing mechanism 4 in this embodiment includes a base 41, four support blocks 42, four suction cups 43, a vacuum pump 44 and a fixing assembly 45. The base 41 is fixed on the lower surface of the fixing block 3, the four support blocks 42 are fixed at the four corners of the lower surface of the base 41, the suction cup 43 is arranged on the lower surface of the support block 42, and the vacuum pump 44 is fixed on the left side of the upper surface of the base 41.

[0040] In this embodiment, the fixing component 45 includes an electromagnetic valve 451, a first connecting tube 452, a second connecting tube 453 and two U-shaped tubes 454. The electromagnetic valve 451 is fixedly connected to the input end of the vacuum pump 44, and the end of the electromagnetic valve 451 away from the vacuum pump 44 is fixedly connected to one end of the first connecting tube 452, and one end of the second connecting tube 453 is connected to the upper surface of the first connecting tube 452. When drilling a workpiece, the drilling mechanism can be placed on a planar support platform of any height, and then the lower surfaces of the four suction cups 43 contact the upper surface of the planar support platform of any height. At this time, the vacuum pump 44 and the electromagnetic valve 451 can be turned on to extract the air inside the four suction cups 43 through the left and right U-shaped tubes 454, the first connecting tube 452 and the second connecting tube 453, and then the vacuum pump 44 and the electromagnetic valve 451 are closed.

[0041] In this embodiment, the opposite ends of the first connecting tube 452 and the second connecting tube 453 both penetrate the base 41 and extend to the lower side of the base 41, and the opposite sides of the left and right U-shaped tubes 454 are connected to the opposite ends of the first connecting tube 452 and the second connecting tube 453, and the opposite sides of the left and right U-shaped tubes 454 both penetrate the left and right support blocks 42 and are connected to the upper surfaces of the left and right suction cups 43.

[0042] It should be noted that the drilling mechanism is fixed on a planar support platform of any height. When it needs to be removed, the electromagnetic valve 451 is opened, and then the four suction cups 43 are removed from the upper surface of the planar support platform of any height, and then the drilling mechanism can be conveniently fixed on a planar support platform of any height, thereby improving practicality.

[0043] The working principle of the above embodiment is:

[0044] (1) When drilling a workpiece, the two workpieces can be placed inside the four limit blocks 21 on the front side and inside the four limit blocks 21 on the rear side respectively. At this time, the first electric push rod 23 can be started and drive the lower pressure plate 243 to move downward. The four limit slide bars 241 can slide downward synchronously inside the support frame 22 and clamp the two workpieces. At this time, the two motors 7 can be started and drive the two drill bits 9 to rotate. Then, the second electric push rod 5 can be started and drive the two rotating drill bits 9 to move synchronously to the right and drill the two workpieces synchronously, thereby improving the accuracy of drilling the workpieces and also improving the efficiency of drilling.

[0045] (2) When drilling a workpiece, the drilling mechanism can be placed on a planar support platform at any height, and then the lower surfaces of the four suction cups 43 contact the upper surface of the planar support platform at any height. At this time, the air inside the four suction cups 43 can be extracted through the left and right U-shaped tubes 454, the first connecting tube 452 and the second connecting tube 453 by opening the vacuum pump 44 and the electromagnetic valve 451, and then the vacuum pump 44 and the electromagnetic valve 451 are closed. At this time, the drilling mechanism is fixed on a planar support platform at any height. When it needs to be removed, the electromagnetic valve 451 is opened, and then the four suction cups 43 are removed from the upper surface of the planar support platform at any height. Then, the drilling mechanism can be conveniently fixed on a planar support platform at any height, thereby improving practicality.

Claims

1. A drilling mechanism, comprising a fixing plate (1), characterized in that: A clamping mechanism (2) is provided on the right side of the upper surface of the fixing plate (1), a fixing block (3) is fixed on the lower surface of the fixing plate (1), and a fixing mechanism (4) is provided on the lower surface of the fixing block (3); The clamping mechanism (2) comprises eight limit blocks (21), a support frame (22), a first electric push rod (23) and a connecting assembly (24); the eight limit blocks (21) are all fixed to the right side of the upper surface of the fixing plate (1); the support frame (22) is fixed to the right side of the back side of the fixing plate (1); and the first electric push rod (23) is fixed to the upper surface of the support frame (22).

2. A drilling mechanism according to claim 1, characterized in that: The connecting assembly (24) comprises four limit slide bars (241), four limit plates (242) and a lower pressure plate (243); the four limit slide bars (241) are all slidably connected to the inside of the support frame (22); the bottom ends of the four limit slide bars (241) are all fixedly connected to the four corners of the upper surface of the lower pressure plate (243); the outer side of the output shaft of the first electric push rod (23) passes through the support frame (22) and is fixedly connected to the upper surface of the lower pressure plate (243); the lower surface of the limit plate (242) is fixedly connected to the top end of the limit slide bar (241).

3. A drilling mechanism according to claim 1, characterized in that: The fixing mechanism (4) comprises a base (41), four support blocks (42), four suction cups (43), a vacuum pump (44) and a fixing assembly (45); the base (41) is fixed to the lower surface of the fixing block (3); the four support blocks (42) are fixed at four corners of the lower surface of the base (41); the suction cups (43) are arranged on the lower surface of the support blocks (42); and the vacuum pump (44) is fixed to the left side of the upper surface of the base (41).

4. A drilling mechanism according to claim 3, characterized in that: The fixing assembly (45) comprises an electromagnetic valve (451), a first connecting tube (452), a second connecting tube (453) and two U-shaped tubes (454); the electromagnetic valve (451) is fixedly connected to the input end of the vacuum pump (44); an end of the electromagnetic valve (451) away from the vacuum pump (44) is fixedly connected to one end of the first connecting tube (452); one end of the second connecting tube (453) is in communication with the upper surface of the first connecting tube (452); opposite ends of the first connecting tube (452) and the second connecting tube (453) both pass through the base (41) and extend to the lower side of the base (41); opposite sides of the left and right U-shaped tubes (454) are in communication with opposite ends of the first connecting tube (452) and the second connecting tube (453); opposite sides of the left and right U-shaped tubes (454) both pass through the left and right supporting blocks (42) and are in communication with the upper surfaces of the left and right suction cups (43).

5. A drilling mechanism according to claim 1, characterized in that: A second electric push rod (5) is fixed to the left side of the upper surface of the fixed plate (1); a moving block (6) is fixed to the outer side of the output shaft of the second electric push rod (5); two motors (7) are fixed to the left side of the moving block (6); two rotating rods (8) are rotatably connected to the right side of the moving block (6) via bearings; the outer side of the output shaft of the motor (7) passes through the moving block (6) and is fixedly connected to the left side of the rotating rod (8); and a drill bit (9) is arranged inside the right side of the rotating rod (8).

6. A drilling mechanism according to claim 5, characterized in that: A limiting slide groove (10) is provided on the upper surface of the fixed plate (1), a limiting rod (11) is fixed inside the limiting slide groove (10), a connecting block (12) is slidably connected to the outer side of the limiting rod (11), the upper surface of the connecting block (12) is fixedly connected to the lower surface of the moving block (6), and the connecting block (12) is slidably connected inside the limiting slide groove (10).

7. A drilling mechanism according to claim 6, characterized in that: The connecting block (12) moves linearly left and right on the outer side of the limiting rod (11).

8. A drilling mechanism according to claim 2, characterized in that: The four limit sliding rods (241) all move linearly up and down inside the support frame (22).

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