Height-adjustable drilling machine

Abstract

The utility model relates to the technical field of drilling machines, and discloses a height-adjustable drilling machine which comprises an adjusting oil cylinder, a drilling supporting mechanism, a positioning module, an extending supporting mechanism and a limiting mechanism, the upper end of the adjusting oil cylinder is fixedly connected with an upper supporting plate, and a drilling main machine is fixedly arranged at the upper end of the upper supporting plate; the drilling supporting mechanism comprises a fixed supporting plate, a movable rotating disc is rotationally arranged at the upper end of the fixed supporting plate, a clamping groove set is formed in the position, close to the edge, of the lower end face of the movable rotating disc, and a clamping hole is formed in one side of the lower end face of the fixed supporting plate. And a connecting plate is fixedly arranged at the center of one side of the fixed supporting plate. According to the adjustable drilling machine, through the multiple adjustable design of the height, the angle and the length, the problems of operation complexity and potential safety hazards of a traditional drilling machine are solved, the safety and the accuracy of the drilling machine are improved, and the operation convenience and the working efficiency are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a drilling machine technical field especially relates to a height adjustable drilling machine. BACKGROUND

[0002] Drilling machine is a kind of machine tool mainly used for processing circular hole, it utilizes the rotating drill bit to process hole through the cutting action of material.Drilling machine is widely used in the processing field of metal, wood, plastic and other different materials, especially suitable for drilling, reaming, tamping, tapping and other operations.

[0003] The existing drilling machine can usually only carry out the adjustment of height, but in actual drilling operation process, operator still needs to manually move or adjust angle to workpiece, to ensure the accuracy of drilling position.This manual adjustment mode not only increases the complexity of operation, but also easily leads to unstable workpiece positioning, increases the risk of misoperation, thereby bringing potential safety hazard.In addition, frequent manual adjustment also makes the operation process more cumbersome, affects work efficiency and the convenience of use.

[0004] Therefore, the person skilled in the art provides a height adjustable drilling machine to solve the problems in the above background. CONTENT OF UTILITY MODEL

[0005] The utility model aims at solving the shortcomings in the prior art and provides a height adjustable drilling machine, which is convenient to adjust and easy to operate.

[0006] To achieve the above object, the utility model provides the following technical scheme.

[0007] A height adjustable drilling machine, comprising an adjusting oil cylinder, a drilling support mechanism, a positioning module, an extension support mechanism and a limiting mechanism, the upper end of the adjusting oil cylinder is fixedly connected with an upper support plate, and the upper end of the upper support plate is fixedly provided with a drilling host;

[0008] The drilling support mechanism comprises a fixed support plate, the upper end of the fixed support plate is rotatably provided with a movable turntable, a plurality of clamping groove groups are formed in the lower end face of the movable turntable, and a clamping hole is formed in one side of the lower end face of the fixed support plate.

[0009] One side of the fixed support plate is fixedly provided with a connecting plate, the connecting plate is provided with a spring cavity on the side away from the fixed support plate, two extension springs are fixedly arranged on the inner wall of the side close to the connecting plate, a convex groove is formed in the side away from the fixed support plate at the front end of the connecting plate, and a trapezoidal sliding groove is formed in the rear side center of the connecting plate.

[0010] The positioning module comprises a convex plate, a lower end of the convex plate is fixedly provided with a clamping tooth, and an upper end of the convex plate is fixedly provided with a positioning spring.

[0011] Further, a lower end of the adjusting oil cylinder is fixedly provided with a lower bottom plate, the convex plate is movably arranged in the convex groove, and an upper end of the positioning spring is fixedly arranged on an inner top surface of the convex groove.

[0012] Further, the extension supporting mechanism comprises an extension plate, a trapezoidal slide strip is fixedly arranged at the center of the inner wall of the rear side of the extension plate, and the trapezoidal slide strip is slidably arranged in the trapezoidal slide groove.

[0013] Further, a tooth hole is formed at the center of the front side of the extension plate, a tooth groove group is formed in the inner bottom surface of the tooth hole, and the extension plate is fixedly sleeved at the upper end of the outer cylinder body of the adjusting oil cylinder.

[0014] Further, the limiting mechanism comprises an insertion rod, a pull plate is fixedly arranged at the lower end of the insertion rod, and limiting springs are fixedly arranged at the upper end surface of the pull plate on both sides.

[0015] Further, the upper end of the limiting spring is fixedly arranged on the lower end surface of the fixed supporting plate, and the upper end of the insertion rod penetrates through the clamping hole and reaches the groove inside the clamping groove group.

[0016] The drilling machine with adjustable height has the following beneficial effects:

[0017] The drilling machine with adjustable height has the following beneficial effects: BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a side view of the main body of the utility model;

[0019] Figure 2 It is a side view of the main body of the utility model;

[0020] Figure 3 It is a side view of the main body of the utility model;

[0021] Figure 4 This is a bottom-view axial side view of the movable turntable of this utility model;

[0022] Figure 5 This is an isometric view of the positioning module of this utility model;

[0023] Figure 6 This is an isometric view of the extension support mechanism of this utility model;

[0024] Figure 7 This is an isometric view of the limiting mechanism of this utility model.

[0025] Legend:

[0026] 1. Lower base plate; 2. Drilling support mechanism; 3. Positioning module; 4. Adjusting cylinder; 5. Extension support mechanism; 6. Upper support plate; 7. Drilling main unit; 8. Restriction mechanism; 201. Fixed support plate; 202. Movable turntable; 203. Clamping hole; 204. Connecting plate; 205. Convex groove; 206. Tension spring; 207. Spring cavity; 208. Trapezoidal slide groove; 209. Clamping groove assembly; 301. Clamping tooth; 302. Convex plate; 303. Positioning spring; 501. Extension plate; 502. Tooth groove assembly; 503. Tooth hole; 504. Trapezoidal slide bar; 801. Insert rod; 802. Restriction spring; 803. Pull plate. Detailed Implementation

[0027] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0028] Reference Figure 1 , Figure 2 This utility model provides an embodiment of a height-adjustable drilling machine, comprising an adjusting cylinder 4, a drilling support mechanism 2, a positioning module 3, an extension support mechanism 5, and a limiting mechanism 8. An upper support plate 6 is fixedly connected to the upper end of the adjusting cylinder 4, and a drilling host 7 is fixedly mounted on the upper end of the upper support plate 6. A lower base plate 1 is fixedly mounted on the lower end of the adjusting cylinder 4. A convex plate 302 is movably disposed inside a convex groove 205, and the upper end of a positioning spring 303 is fixedly mounted on the inner top surface of the convex groove 205.

[0029] Specifically, by adjusting the cooperation of the oil cylinder 4 and the upper support plate 6, the height adjustment of the drilling machine is realized. The advantage of this design is to simplify the operation process, and the operator can easily adjust the height of the drill bit according to the size and thickness of different workpieces, avoiding the complexity of frequent manual adjustment of traditional drilling machines. In addition, the fixed setting of the drilling main machine 7 ensures the overall stability of the drilling machine, further improving the work efficiency and drilling accuracy.

[0030] Referring to Figure 3 , Figure 4 , the drilling support mechanism 2 includes a fixed support plate 201, the upper end of the fixed support plate 201 is rotatably provided with a movable turntable 202, the lower end face of the movable turntable 202 is provided with a clamping groove group 209 at the edge, and one side of the lower end face of the fixed support plate 201 is provided with a clamping hole 203;

[0031] A connecting plate 204 is fixedly arranged at the center of one side of the fixed support plate 201, the connecting plate 204 is provided with a spring cavity 207 away from one side of the fixed support plate 201, two extension springs 206 are fixedly arranged on the inner wall of one side of the spring cavity 207 close to the connecting plate 204, a convex groove 205 is arranged on the side of the front end of the connecting plate 204 away from the fixed support plate 201, and a trapezoidal sliding slot 208 is arranged at the center of the rear side of the connecting plate 204.

[0032] Specifically, the movable turntable 202 can adjust the angle of the workpiece by rotating, solving the defect that the traditional drilling machine cannot conveniently adjust the angle of the workpiece. Through the cooperation of the clamping groove group 209 and the clamping hole 203, the movable turntable 202 can realize accurate positioning, preventing the workpiece from moving accidentally during the operation process. This design greatly improves the operation safety and provides greater flexibility and accuracy in different angle drilling scenarios.

[0033] Referring to Figure 5 , the positioning module 3 includes a convex plate 302, the lower end of the convex plate 302 is fixedly provided with a clamping tooth 301, and the upper end of the convex plate 302 is fixedly provided with a positioning spring 303.

[0034] Specifically, the convex plate 302 and the clamping tooth 301 ensure that the workpiece can be accurately positioned, and the use of the positioning spring 303 ensures that the clamping tooth 301 is always in a tightly positioned state, preventing the workpiece from moving during drilling. This design improves the operation accuracy, reduces the error rate, and makes the fixing process of the workpiece more simple and fast, especially suitable for drilling tasks that need to be adjusted and positioned repeatedly.

[0035] Referring to Figure 6The extension support mechanism 5 includes an extension plate 501, a trapezoidal slide bar 504 is fixedly arranged at the center of the inner wall of the rear side of the extension plate 501, and the trapezoidal slide bar 504 is slidingly arranged in the trapezoidal slide groove 208. A tooth hole 503 is formed at the center of the front side of the extension plate 501, tooth grooves 502 are formed in the inner bottom surface of the tooth hole 503, and the extension plate 501 is fixedly sleeved at the upper end of the outer cylinder body of the adjusting oil cylinder 4.

[0036] Specifically, through the sliding cooperation of the trapezoidal slide bar 504 and the trapezoidal slide groove 208, the extension plate 501 can be flexibly adjusted to adapt to workpieces of different lengths and sizes. This design has the advantages of increasing the use range of the drilling machine, enabling it to process various types of workpieces, and having higher adaptability. The design of the tooth grooves 502 and the tooth hole 503 on the extension plate 501 ensures the stability of the extension plate 501 during use, avoiding loosening or displacement of the workpiece during extension.

[0037] Referring to Figure 7 The limiting mechanism 8 includes a plug rod 801, a pull plate 803 is fixedly arranged at the lower end of the plug rod 801, and limiting springs 802 are fixedly arranged at the upper end surface of the pull plate 803 on both sides. The upper end of the limiting spring 802 is fixedly arranged at the lower end surface of the fixed support plate 201, and the upper end of the plug rod 801 penetrates through the clamping hole 203 to the slot inside the clamping groove set 209.

[0038] Specifically, through the cooperation of the plug rod 801 and the pull plate 803, the limiting spring 802 ensures that the plug rod 801 can be firmly inserted into the clamping groove set 209, preventing the movable turntable 202 from accidentally rotating or shifting during drilling. This structure effectively reduces the possibility of misoperation, increases the safety of drilling operation, and provides additional protection, especially when processing workpieces that require high-precision positioning.

[0039] Working principle: when in use, the object to be drilled is placed on the movable turntable 202, the angle is adjusted by rotating the movable turntable 202, and at the same time, the plug rod 801 is inserted into the clamping groove of the clamping groove set 209 under the pulling of the limiting spring 802, realizing the limitation of the movable turntable 202;

[0040] Secondly, after the trapezoidal slide bar 504 slides in the trapezoidal slide groove 208, the connecting plate 204 will also be located inside the extension plate 501, and under the pressure of the positioning spring 303, the clamping teeth 301 can be clamped in the grooves of the tooth groove set 502 to realize positioning. Upwardly pushing the convex plate 302 can adjust the position of the connecting plate 204 inside the extension plate 501 to realize length adjustment.

[0041] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A height-adjustable drilling machine comprising an adjusting oil cylinder (4), a drilling support mechanism (2), a positioning module (3), an extension support mechanism (5), a limiting mechanism (8), characterized in that: The upper end of the adjusting oil cylinder (4) is fixedly connected with an upper supporting plate (6), and the upper end of the upper supporting plate (6) is fixedly provided with a drilling main machine (7); The drilling supporting mechanism (2) comprises a fixed supporting plate (201), the upper end of the fixed supporting plate (201) is rotatably provided with a movable turntable (202), the lower end face of the movable turntable (202) is provided with a clamping groove group (209) at the edge, and the lower end face of the fixed supporting plate (201) is provided with a clamping hole (203) on one side. The fixed supporting plate (201) is fixedly provided with a connecting plate (204) at the center of one side, the connecting plate (204) is provided with a spring cavity (207) on the side away from the fixed supporting plate (201), two extension springs (206) are fixed on the inner wall of the side close to the connecting plate (204), a convex groove (205) is formed in the front end of the connecting plate (204) on the side away from the fixed supporting plate (201), and a trapezoidal sliding groove (208) is formed in the rear center of the connecting plate (204). The positioning module (3) comprises a convex plate (302), the lower end of the convex plate (302) is fixedly provided with a clamping tooth (301), and the upper end of the convex plate (302) is fixedly provided with a positioning spring (303).

2. A height adjustable drill press as claimed in claim 1 wherein: The lower end of the adjusting oil cylinder (4) is fixedly provided with a lower bottom plate (1), the convex plate (302) is movably arranged in the convex groove (205), and the upper end of the positioning spring (303) is fixedly arranged on the inner top surface of the convex groove (205).

3. The height adjustable drill press of claim 1, wherein: The extending supporting mechanism (5) comprises an extending plate (501), the rear inner wall center of the extending plate (501) is fixedly provided with a trapezoidal sliding strip (504), and the trapezoidal sliding strip (504) is slidably arranged in the trapezoidal sliding groove (208).

4. A height adjustable drill press according to claim 3 wherein: The front center of the extending plate (501) is provided with a tooth hole (503), the inner bottom surface of the tooth hole (503) is provided with a tooth groove group (502), and the extending plate (501) is fixedly sleeved on the outer cylinder body of the adjusting oil cylinder (4) close to the upper end.

5. The height adjustable drill press of claim 1, wherein: The limiting mechanism (8) comprises a plug rod (801), the lower end of the plug rod (801) is fixedly provided with a pull plate (803), and the upper end face of the pull plate (803) is fixedly provided with a limiting spring (802) on both sides.

6. A height adjustable drill press according to claim 5 wherein: The upper end of the limiting spring (802) is fixedly arranged on the lower end face of the fixed supporting plate (201), and the upper end of the plug rod (801) penetrates through the clamping hole (203) and reaches the groove inside the clamping groove group (209).

Images