A clamping device for a drilling machine

Abstract

This utility model relates to the field of drilling machine chucks, and more particularly to a chuck fixing device for drilling machines. It includes a base, a chuck body, a limiting groove, a fixing groove, a bidirectional lead screw, a movable groove, a locking block, a knob, an adjusting lead screw, an adjusting block, an adjusting frame, an adjusting hole, and a fixing pin. The chuck body is located at the upper end of the base. Limiting grooves are provided on the left and right sides of the chuck body, and fixing grooves are provided on the front and rear sides of the chuck body. A bidirectional lead screw is located on the inner side of the base. Movable grooves are provided on the front and rear sides of the upper end of the base. Locking blocks are located inside the movable grooves. Knobs are located on the front and rear sides of the base. An adjusting lead screw is located on the left side of the base, and an adjusting block is located outside the adjusting lead screw. An adjusting frame is located outside the adjusting block. This utility model assembles the chuck body onto the upper end of the base by limiting the positioning of the chuck body. By rotating the knob, the two locking blocks engage with the fixing grooves, achieving rapid installation of the chuck body.

Description

Technical Field

[0001] This utility model relates to the field of drilling machine fixtures, and in particular to a fixture fixing device for drilling machines. Background Technology

[0002] A drilling machine fixture is a fixed tool used to process workpieces on a drilling machine. The workpiece is positioned in the fixture by using positioning elements instead of support points. However, both the positioning elements and the workpiece's positioning reference have errors during manufacturing. These factors can affect the accuracy of workpiece positioning.

[0003] For example, patent number CN221134182U discloses a clamping device for a drilling machine, comprising: a clamping connecting rod, a fixing block, a locking tongue, and a clamping block. The fixing block and the clamping block are detachably held opposite each other on both sides of the drilling machine column. The fixing block has a first arc groove corresponding to the outer circle of the drilling machine column, and the clamping block has a second arc groove corresponding to the outer circle of the drilling machine column, both inside the fixing block. The fixing block has an insertion hole corresponding to the clamping connecting rod, and the tail of the clamping connecting rod is disposed in the insertion hole. The first arc groove has a positioning groove corresponding to the locking tongue and communicating with the insertion hole. The locking tongue is disposed in the positioning groove to press the side wall of the clamping connecting rod. Through the above method, the clamping device for a drilling machine of this utility model meets the requirement of full-range movement and adjustment of the clamp on the drilling machine worktable, and improves the adaptability to clamping and drilling machine types.

[0004] However, the existing clamping devices for drilling machines are relatively complicated to operate, and it is troublesome to assemble, fix and adjust the position of the clamp, which affects the positioning and fixing efficiency of the clamp. Utility Model Content

[0005] To overcome the problem that the operation of the clamping device for drilling machines is relatively complicated, and the assembly, fixing and adjustment of the clamp position are troublesome, which affects the positioning and fixing efficiency of the clamp.

[0006] The technical solution of this utility model is as follows: a clamping device for a drilling machine, including a base, a clamping body, a limiting groove, a fixing groove, a bidirectional lead screw, a movable groove, a locking block, a knob, an adjusting lead screw, an adjusting block, an adjusting frame, an adjusting hole, and a fixing pin; the clamping body is provided at the upper end of the base, the left and right sides of the clamping body are provided with limiting grooves, the front and rear sides of the clamping body are provided with fixing grooves, the inner side of the base is provided with a bidirectional lead screw, the front and rear sides of the upper end of the base are provided with movable grooves, the inner side of the movable groove is provided with a locking block, the front and rear sides of the base are provided with knobs, the left side of the base is provided with an adjusting lead screw, the outer side of the adjusting lead screw is provided with an adjusting block, the outer side of the adjusting block is provided with an adjusting frame, the upper end of the adjusting frame is provided with an adjusting hole, and the upper end of the adjusting frame is provided with a fixing pin.

[0007] Preferably, by setting a limiting groove, a fixing groove, a two-way lead screw, and a locking block, the fixture body can be quickly installed on the base, and its subsequent disassembly and maintenance can be facilitated. By setting an adjusting lead screw, adjusting block, adjusting frame, adjusting hole, and fixing pin, the position of the base can be finely adjusted, thereby improving the flexibility of fixture positioning.

[0008] Preferably, the upper ends of the fixture body and the base are adapted to each other, and the upper ends of the base are provided with limit blocks on the left and right sides, and the limit groove and the outer side of the limit block are slidably connected.

[0009] Preferably, the bidirectional lead screw is rotatably connected to the inner side of the base, the knob is rotatably connected to the outer side of the base, and the front and rear ends of the bidirectional lead screw are connected to the knob via a transmission.

[0010] Preferably, the locking blocks are arranged symmetrically front and back, the locking blocks and the inner side of the movable groove are slidably connected, the upper end of the locking blocks and the fixture body are locked together through the fixed groove, and the bidirectional lead screw and the locking blocks are threadedly connected.

[0011] Preferably, the right end of the adjusting screw is rotatably connected to the base, and the left end of the adjusting screw is fixedly equipped with an adjusting knob. The adjusting block is threadedly connected to the outer side of the adjusting screw.

[0012] Preferably, the adjusting block and the adjusting frame are slidably connected on the inside, and the front and rear sides of the adjusting frame are fixedly installed with fixing ear plates. The adjusting holes are set at equal intervals and are arranged to penetrate the adjusting frame from the inside out.

[0013] Preferably, the upper end of the adjusting block is provided with a threaded hole, and the lower end of the fixing pin extends to the inner side of the adjusting frame through the adjusting hole, with the lower end of the fixing pin threadedly connected to the threaded hole.

[0014] The beneficial effects of this utility model are:

[0015] 1. The fixture fixing device for this drilling machine limits and assembles the fixture body on the upper end of the base through the limiting groove. By rotating the knob, the two locking blocks are controlled to lock into the fixing groove, so as to realize the quick installation of the fixture body and facilitate its subsequent disassembly and maintenance.

[0016] 2. The clamping device for this drilling machine allows for adjustment of the distance between the base and the adjusting block by rotating the adjusting screw. By removing the fixing pin, the adjusting block can be pushed to slide within the adjusting frame. Then, the fixing pin can be screwed into the threaded hole at the upper end of the adjusting block through the adjusting hole at a suitable position to fix the adjusting block, thereby achieving flexible adjustment of the clamping installation position. Attached Figure Description

[0017] Figure 1 The diagram shown is a three-dimensional structural schematic of the clamping device for a drilling machine according to this utility model.

[0018] Figure 2The diagram shown is a three-dimensional structural schematic of the clamp body of this utility model;

[0019] Figure 3 The diagram shown is a three-dimensional structural schematic of the base of this utility model;

[0020] Figure 4 The diagram shown is a three-dimensional cross-sectional view of the base of this utility model.

[0021] Figure 5 The diagram shown is a three-dimensional structural schematic of the adjusting block and adjusting screw of this utility model.

[0022] Explanation of reference numerals in the attached drawings: 1. Base; 2. Fixture body; 3. Limiting groove; 4. Fixing groove; 5. Two-way lead screw; 6. Movable groove; 7. Engaging block; 8. Knob; 9. Adjusting lead screw; 10. Adjusting block; 11. Adjusting frame; 12. Adjusting hole; 13. Fixing pin. Detailed Implementation

[0023] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0024] Please see Figures 1-5 This utility model provides an embodiment of a clamping device for a drilling machine, comprising a base 1, a clamping body 2, a limiting groove 3, a fixing groove 4, a bidirectional lead screw 5, a movable groove 6, a locking block 7, a knob 8, an adjusting lead screw 9, an adjusting block 10, an adjusting frame 11, an adjusting hole 12, and a fixing pin 13; the clamping body 2 is provided at the upper end of the base 1, the clamping body 2 has limiting grooves 3 on its left and right sides, the clamping body 2 has fixing grooves 4 on its front and rear sides, the bidirectional lead screw 5 is provided on the inner side of the base 1, the movable grooves 6 are provided on the front and rear sides of the upper end of the base 1, the locking block 7 is provided on the inner side of the movable grooves 6, the knobs 8 are provided on the front and rear sides of the base 1, and the left side of the base 1 is provided with The fixture has an adjusting screw 9, an adjusting block 10 on the outside of the adjusting screw 9, and an adjusting frame 11 on the outside of the adjusting block 10. The upper end of the adjusting frame 11 has an adjusting hole 12 and a fixing pin 13. The fixture body 2 is assembled on the upper end of the base 1 by limiting the positioning groove 3. By rotating the knob 8, the two locking blocks 7 are controlled to lock into the fixing groove 4, so as to realize the quick installation of the fixture body 2. By rotating the adjusting screw 9, the distance between the base 1 and the adjusting block 10 can be adjusted. By removing the fixing pin 13, the adjusting block 10 can be pushed to slide in the adjusting frame 11. The fixing pin 13 is then used to fix the adjusting block 10, so as to realize the flexible adjustment of the fixture installation position.

[0025] Please see Figures 1-4In this embodiment, the upper ends of the fixture body 2 and the base 1 are adapted to each other. Limiting blocks are provided on the left and right sides of the upper end of the base 1. The limiting groove 3 and the outer side of the limiting block are slidably connected. The bidirectional screw 5 is rotatably connected to the inner side of the base 1. The knob 8 is rotatably connected to the outer side of the base 1. The front and rear ends of the bidirectional screw 5 are connected to the knob 8. The locking blocks 7 are symmetrically arranged front and back. The locking blocks 7 are slidably connected to the inner side of the movable groove 6. The upper end of the locking blocks 7 and the fixture body 2 are locked together through the fixed groove 4. The bidirectional screw 5 and the locking blocks 7 are threadedly connected. The adjusting frame 11 is fixed on the worktable of the drilling machine through the fixed ear plate. The fixture body 2 is assembled on the upper end of the base 1 through the limiting fit of the limiting groove 3. By rotating the knob 8, the bidirectional screw 5 is controlled to rotate, so that the two locking blocks 7 slide along the movable groove 6 at the same time and lock together with the fixed groove 4, realizing the quick installation of the fixture body 2 and facilitating its subsequent disassembly and maintenance.

[0026] Please see Figures 2-5 In this embodiment, the right end of the adjusting screw 9 is rotatably connected to the base 1, and the left end of the adjusting screw 9 is fixedly equipped with an adjusting knob. The adjusting block 10 is threadedly connected to the outer side of the adjusting screw 9, and the adjusting block 10 is slidably connected to the inner side of the adjusting frame 11. Fixed ear plates are fixedly installed on the front and rear sides of the adjusting frame 11. The adjusting holes 12 are evenly spaced and are arranged to penetrate the adjusting frame 11 internally and externally. The upper end of the adjusting block 10 is provided with a threaded hole. The lower end of the fixing pin 13 extends to the inner side of the adjusting frame 11 through the adjusting hole 12. The lower end of the fixing pin 13 is threadedly connected to the threaded hole. By rotating the adjusting screw 9 with the adjusting knob, the distance between the base 1 and the adjusting block 10 can be adjusted. By twisting and removing the fixing pin 13, the adjusting block 10 can be pushed to slide inside the adjusting frame 11. Then, the fixing pin 13 is screwed into the threaded hole at the upper end of the adjusting block 10 through the adjusting hole 12 at a suitable position to fix the adjusting block 10, thereby realizing flexible adjustment of the fixture installation position.

[0027] During operation, the adjusting frame 11 is fixed to the worktable of the drilling machine by fixing the ear plate. The fixture body 2 is assembled on the upper end of the base 1 by limiting the fit of the limiting groove 3. By rotating the knob 8, the bidirectional lead screw 5 is rotated, so that the two locking blocks 7 slide along the movable groove 6 at the same time and lock with the fixed groove 4, realizing the quick installation of the fixture body 2 and facilitating its subsequent disassembly and maintenance. By rotating the adjusting screw 9 by adjusting the knob, the distance between the base 1 and the adjusting block 10 can be adjusted. By turning and removing the fixing pin 13, the adjusting block 10 can be pushed to slide in the adjusting frame 11. Then, the fixing pin 13 is screwed into the threaded hole at the upper end of the adjusting block 10 through the adjusting hole 12 in a suitable position to fix the adjusting block 10, thereby realizing the flexible adjustment of the fixture installation position.

[0028] Through the above steps, the fixture body 2 is assembled onto the upper end of the base 1 by limiting the position of the limiting groove 3. By rotating the knob 8, the two locking blocks 7 are controlled to engage with the fixing groove 4, realizing the quick installation of the fixture body 2. By rotating the adjusting screw 9, the distance between the base 1 and the adjusting block 10 can be adjusted. By removing the fixing pin 13, the adjusting block 10 can be pushed to slide within the adjusting frame 11. Then, the adjusting block 10 is fixed by the fixing pin 13, realizing the flexible adjustment of the fixture installation position. This solves the problem that the operation of the fixture fixing device for drilling machines is relatively complicated, and the assembly, fixing and adjustment of the fixture position are troublesome, affecting the positioning and fixing efficiency of the fixture.

Claims

1. A fixture fixing device for a drilling machine comprising a base (1), characterized in that: It also includes a clamp body (2), a limiting groove (3), a fixing groove (4), a two-way lead screw (5), a movable groove (6), a locking block (7), a knob (8), an adjusting lead screw (9), an adjusting block (10), an adjusting frame (11), an adjusting hole (12), and a fixing pin (13); the upper end of the base (1) is provided with the clamp body (2), the left and right sides of the clamp body (2) are provided with limiting grooves (3), the front and rear sides of the clamp body (2) are provided with fixing grooves (4), and the inner side of the base (1) is provided with ... limiting groove (3), a fixing groove (4), a two-way lead screw (5), a movable groove (6), a locking block (7), a knob (8), an adjusting lead screw (9), an adjusting block (10), an adjusting frame (11), an adjusting hole (12), and a fixing pin (13). The lead screw (5) and the base (1) are provided with movable grooves (6) on the front and rear sides of the upper end. The movable groove (6) is provided with a locking block (7) on the inner side. The base (1) is provided with knobs (8) on the front and rear sides. The base (1) is provided with an adjusting lead screw (9) on the left side. The adjusting lead screw (9) is provided with an adjusting block (10) on the outer side. The adjusting block (10) is provided with an adjusting frame (11) on the outer side. The adjusting frame (11) is provided with an adjusting hole (12) at the upper end. The adjusting frame (11) is provided with a fixing pin (13) at the upper end.

2. The fixture securing device for a drill press of claim 1, wherein: The upper ends of the fixture body (2) and the base (1) are adapted to each other. Limiting blocks are provided on the left and right sides of the upper end of the base (1), and the limiting groove (3) and the outer side of the limiting block are slidably connected.

3. The clamping device for a drilling machine according to claim 1, characterized in that: The inner side of the bidirectional lead screw (5) and the base (1) are rotatably connected, the outer side of the knob (8) and the base (1) are rotatably connected, and the front and rear ends of the bidirectional lead screw (5) and the knob (8) are connected by transmission.

4. The clamping device for a drilling machine according to claim 1, characterized in that: The locking block (7) is arranged symmetrically in front and behind. The locking block (7) and the inner side of the movable groove (6) are slidably connected. The upper end of the locking block (7) and the fixture body (2) are locked together through the fixed groove (4). The bidirectional lead screw (5) and the locking block (7) are threadedly connected.

5. A clamping device for a drilling machine according to claim 1, characterized in that: The right end of the adjusting screw (9) is rotatably connected to the base (1), and the left end of the adjusting screw (9) is fixedly equipped with an adjusting knob. The adjusting block (10) is threadedly connected to the outer side of the adjusting screw (9).

6. A clamping device for a drilling machine according to claim 1, characterized in that: The adjusting block (10) and the adjusting frame (11) are slidably connected on the inside. Fixed ear plates are fixedly installed on the front and rear sides of the adjusting frame (11). The adjusting holes (12) are set at equal intervals and are set through the adjusting frame (11) inside and out.

7. A clamping device for a drilling machine according to claim 1, characterized in that: The upper end of the adjusting block (10) is provided with a threaded hole, and the lower end of the fixing pin (13) extends to the inner side of the adjusting frame (11) through the adjusting hole (12). The lower end of the fixing pin (13) is threadedly connected to the threaded hole.

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