CN220782321U - Pressing device for drill bit machining - Google Patents

Abstract

The utility model discloses a compressing device for drill bit processing, which relates to the technical field of machining and comprises a bottom plate; the device also comprises a linear moving unit, a guide structure, a rotating seat body, a three-jaw chuck, an angle adjusting unit and an angle measuring structure; the linear moving unit comprises a pair of first bearing seats, a screw rod rotationally connected to the pair of first bearing seats and a thread bush in threaded connection with the screw rod; the guide structure is arranged on the threaded sleeve and the pair of first bearing seats; the rotating seat body is arranged on the thread sleeve; the rotating seat body comprises a hinging seat fixedly arranged at the top of the threaded sleeve, a hinging block rotatably connected to the inner side of the hinging seat through a rotating shaft and a supporting plate fixedly arranged at the top of the hinging block. The utility model can quickly realize the random adjustment of multiple machining angles on the clamping position of the workpiece, has high adjustment response speed, meets the adjustability of the position and angle of the workpiece after clamping, realizes the diversity of the angle of the workpiece machined by the drill bit, and has wide application range.

Description

Pressing device for drill bit machining

Technical Field

The utility model relates to the technical field of machining, in particular to a pressing device for drill bit machining.

Background

Machining refers to the process of changing the physical dimensions or properties of a workpiece by a mechanical device, the difference in the machining modes can be divided into cutting machining and pressing machining. In machining, the drill is most commonly used for machining holes, so that the drill is very important in machining, and in the process of machining the drill, a compaction tool is often used for compacting the drill so as to machine the drill.

When the drill bit needs to perform inclination machining (such as inclined hole machining) on a workpiece, the purpose-made clamp is needed to achieve inclination fixation, adjustment is troublesome, and the clamping application range is low.

Disclosure of Invention

The utility model aims to provide a pressing device for drill bit machining, which solves the technical problems that the existing pressing tool adopts a clamp of a multi-jaw chuck to clamp a workpiece, the stability of the machining position of the workpiece is met, and when the drill bit needs to perform inclination machining on the workpiece, a special clamp is needed to fix the inclination, the adjustment is troublesome, and the clamping application range is low.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a compressing device for drill bit processing, which comprises a bottom plate;

further comprises:

a linear moving unit disposed on the base plate; the linear moving unit comprises a pair of first bearing seats, a screw rod rotatably connected to the pair of first bearing seats and a thread bush in threaded connection with the screw rod;

the guide structure is arranged on the threaded sleeve and the pair of first bearing seats;

the rotating seat body is arranged on the thread sleeve; the rotary seat body comprises a hinge seat fixedly arranged at the top of the threaded sleeve, a hinge block rotatably connected to the inner side of the hinge seat through a rotating shaft and a supporting plate fixedly arranged at the top of the hinge block;

a three-jaw chuck fixedly mounted on the support plate;

the angle adjusting unit is arranged on the side surface of the hinging seat; the angle adjusting unit comprises a pair of second bearings, a worm rotatably connected to the pair of second bearings, a worm wheel meshed with the worm, and a first hand wheel fixedly arranged at one end of the worm; the worm wheel is coaxially and fixedly arranged at one end of the rotating shaft; and

and the angle measuring structure is arranged on the hinge seat and the worm wheel.

Further, one end of the screw rod is fixedly provided with a second hand wheel.

Further, the guide structure comprises a sliding sleeve fixedly arranged at the bottom of the threaded sleeve and a smooth rod movably penetrating through the sliding sleeve;

the two ends of the flat sliding rod are fixedly arranged on opposite surfaces of the pair of first bearing seats.

Further, a sliding hole matched with the smooth rod is formed in the sliding sleeve.

Further, the angle measuring structure comprises an angle gauge fixedly arranged on the side face of the hinging seat and a pair of pointers which are fixedly arranged on one face of the worm wheel, facing the angle gauge, and horizontally distributed.

Further, the corner of the bottom plate is provided with a mounting hole.

Compared with the prior art, the utility model has the beneficial effects that:

in this application, through setting up linear movement unit, guide structure, rotating pedestal, angle adjusting unit and three-jaw chuck, the work piece can carry out the arbitrary regulation of many processing angles fast, adjusts response speed fast, and has satisfied the adjustability of position and angle behind the work piece clamping, has realized the variety of drill bit processing work piece angle, and application scope is wide.

In this application, through setting up the angle measurement structure, it can cater for the angle adjustment unit and provide accurate angle reference basis when carrying out angle adjustment to three-jaw chuck position to guarantee three-jaw chuck and reach effectual and accurate angle regulation and control.

Drawings

Fig. 1 is a schematic view of a first view structure of the whole present utility model.

Fig. 2 is a schematic diagram of a second view structure of the whole present utility model.

FIG. 3 shows the structure of FIG. 1 is a partially schematic illustration of (a).

Fig. 4 is an enlarged view of a portion a in fig. 3.

1. A bottom plate; 2. a linear moving unit; 21. a first bearing seat; 22. a screw rod; 23. a thread sleeve; 3. a guide structure; 31. a sliding sleeve; 32. a flat slide bar; 4. rotating the seat body; 41. a hinge base; 42. a hinge block; 43. a support plate; 5. a three-jaw chuck; 6. an angle adjusting unit; 61. a second bearing seat; 62. a worm; 63. a worm wheel; 64. a first hand wheel; 7. an angle measurement structure; 71. an angle gauge; 72. a pointer; 8. and a second hand wheel.

The foregoing general description of the utility model will be described in further detail with reference to the drawings and detailed description.

Detailed Description

The present utility model will be described in detail with reference to the accompanying drawings.

The embodiment provides a compressing device for drill bit machining, which comprises a bottom plate 1;

mounting holes are formed in the corners of the bottom plate 1; the mounting holes can be assembled by matching with bolts so as to mount the bottom plate 1 on a machine tool below the drill bit;

referring to fig. 1 in combination, a linear motion unit 2 is provided on a base plate 1; the linear moving unit 2 includes a pair of first bearing blocks 21, a screw 22 rotatably coupled to the pair of first bearing blocks 21, and a screw bush 23 screw-coupled to the screw 22;

one end of the screw rod 22 is fixedly provided with a second hand wheel 8; the second hand wheel 8 can conveniently rotate the screw rod 22 to axially rotate so as to adjust the position of the threaded sleeve 23 on the screw rod 22;

referring to fig. 2 in combination, the guide structure 3 is disposed on the threaded sleeve 23 and the pair of first bearing seats 21; the guide structure 3 comprises a sliding sleeve 31 fixedly arranged at the bottom of the threaded sleeve 23 and a smooth rod 32 movably penetrating through the sliding sleeve 31;

both ends of the flat slide bar 32 are fixedly installed on opposite faces of a pair of first bearing seats 21; the design of the position can improve the space utilization rate;

the sliding sleeve 31 is provided with a sliding hole matched with the smooth rod 32; the design has the advantage that the sliding sleeve 31 can be ensured to stably slide on the smooth rod 32;

in this embodiment, by rotating the second hand wheel 8, the screw rod 22 rotates between the pair of first bearing seats 21 to drive the threaded sleeve 23 to move, and under the action that the sliding sleeve 31 is linearly guided on the smooth rod 32, the threaded sleeve 23 can be made to perform linear motion so as to adjust the position of the drill bit corresponding to the workpiece clamped on the three-jaw chuck 5;

referring to fig. 3 in combination, the rotary seat body 4 is disposed on the threaded sleeve 23; the rotary seat body 4 comprises a hinge seat 41 fixedly installed at the top of the threaded sleeve 23, a hinge block 42 rotatably connected to the inner side of the hinge seat 41 through a rotating shaft, and a supporting plate 43 fixedly installed at the top of the hinge block 42; the hinge block 42 is fixedly connected with a rotating shaft, and the rotating shaft is rotatably connected with the hinge seat 41;

the three-jaw chuck 5 is fixedly mounted on the support plate 43; the clamping device can be used for clamping a workpiece to be machined;

the angle adjusting unit 6 is provided at a side of the hinge seat 41; the angle adjusting unit 6 includes a pair of second bearings 61, a worm 62 rotatably coupled to the pair of second bearings 61, a worm wheel 63 engaged and coupled to the worm 62, and a first hand wheel 64 fixedly installed at one end of the worm 62; the worm wheel 63 is coaxially and fixedly arranged at one end of the rotating shaft; the matching of the meshing transmission of the worm 62 and the worm wheel 63 can meet the self-locking property;

in this embodiment, after the workpiece is clamped on the three-jaw chuck 5, the first hand wheel 64 drives the worm 62 to rotate in the forward and reverse directions, the worm wheel 63 on the worm 62 can drive the hinged block 42 to rotate around the shaft through the rotating shaft, so as to adjust the three-jaw chuck 5 to the angle to be processed, and the matching of the meshing transmission of the worm 62 and the worm wheel 63 can satisfy the self-locking property, so that the stability of clamping the workpiece by the three-jaw chuck 5 can be improved;

referring to fig. 4 in combination, the angle measuring structure 7 is disposed on the hinge seat 41 and the worm wheel 63; the goniometer structure 7 comprises a protractor 71 fixedly mounted on the side of the hinge seat 41 and a fixed part a pair of pointers 72 mounted on a side of the worm wheel 63 facing the protractor 71 and horizontally distributed; the pointer 72 in this application corresponds to the scale of the protractor 71;

in this embodiment, when the worm wheel 63 drives the hinge block 42 to rotate around the axis, the pointer 72 disposed on the worm wheel 63 can synchronously rotate around the axis at this time, and the angle on the protractor 71 corresponding to the pointer 72 can be precisely adjusted by visual observation, i.e. the angle of workpiece processing.

The working principle of the pressing device for drill bit machining is as follows: firstly, assembling a bottom plate 1 in a processing area below a drill bit, then arranging a workpiece to be machined on a three-jaw chuck 5 and clamping the workpiece by the three-jaw chuck 5, rotating a second hand wheel 8, wherein the rotation of a screw rod 22 between a pair of first bearing seats 21 can drive a threaded sleeve 23 to move, and under the action of linear guiding of a sliding sleeve 31 on a smooth rod 32, the threaded sleeve 23 can perform linear movement so as to adjust the position of the drill bit corresponding to the clamped workpiece on the three-jaw chuck 5; after the workpiece moves to the position below the drill bit, the worm 62 is driven to rotate positively and negatively through the first hand wheel 64, then the hinge block 42 is driven to rotate around the shaft through the worm wheel 63 on the worm 62, at the moment, the pointer 72 arranged on the worm wheel 63 can synchronously rotate around the shaft, the workpiece corresponds to the scale of the protractor 71 at any time, and the rotation angle of the hinge block 42 can be accurately regulated and controlled through the angle on the protractor 71 corresponding to the visual pointer 72, so that the three-jaw chuck 5 can be regulated to the angle to be processed.

Claims (6)

1. The compressing device for drill bit machining comprises a bottom plate (1);

characterized by further comprising:

a linear movement unit (2) provided on the base plate (1); the linear moving unit (2) comprises a pair of first bearing seats (21), a screw rod (22) rotatably connected to the pair of first bearing seats (21) and a thread bush (23) in threaded connection with the screw rod (22);

a guide structure (3) provided on the threaded sleeve (23) and the pair of first bearing seats (21);

a rotary seat body (4) arranged on the thread bush (23); the rotary seat body (4) comprises a hinge seat (41) fixedly arranged at the top of the threaded sleeve (23), a hinge block (42) rotatably connected to the inner side of the hinge seat (41) through a rotating shaft and a supporting plate (43) fixedly arranged at the top of the hinge block (42);

a three-jaw chuck (5) fixedly mounted on the support plate (43);

an angle adjustment unit (6) provided on the side surface of the hinge seat (41); the angle adjusting unit (6) comprises a pair of second bearings (61), a worm (62) rotatably connected to the pair of second bearings (61), a worm wheel (63) meshed with the worm (62), and a first hand wheel (64) fixedly arranged at one end of the worm (62); the worm wheel (63) is coaxially and fixedly arranged at one end of the rotating shaft; and

and the angle measuring structure (7) is arranged on the hinging seat (41) and the worm wheel (63).

2. The pressing device for drill bit machining according to claim 1, characterized in that one end of the screw (22) is fixedly provided with a second hand wheel (8).

3. The hold-down device for drill bit machining according to claim 1, characterized in that the guiding structure (3) comprises a sliding sleeve (31) fixedly mounted at the bottom of the threaded sleeve (23) and a smooth rod (32) movably penetrating the sliding sleeve (31);

both ends of the smooth rod (32) are fixedly mounted on opposite faces of a pair of first bearing seats (21).

4. A pressing device for drill bit machining according to claim 3, characterized in that the sliding sleeve (31) is provided with a sliding hole adapted to the smooth rod (32).

5. The pressing device for drill bit machining according to claim 1, characterized in that the angle measuring structure (7) comprises a protractor (71) fixedly mounted on the side of the hinging seat (41) and a pair of pointers (72) fixedly mounted on the face of the worm wheel (63) facing the protractor (71) and horizontally distributed.

6. The hold-down device for drill bit machining according to claim 1, characterized in that the corners of the bottom plate (1) are provided with mounting holes.