CN221047865U - Machining positioning device - Google Patents

Abstract

The utility model discloses a machining positioning device, which relates to the technical field of positioning fixtures, and comprises a connecting frame, wherein a rotating shaft of the connecting frame is connected with a bearing with a seat, which is arranged on a mounting plate, and a fixing ring is fixed on the connecting frame through a bolt; the fixed ring is fixed with a movable ring through bolts, and the movable ring is connected with the fixed ring to form a circular ring; a plurality of thread barrels are welded on the movable ring and the fixed ring; according to the utility model, when the workpiece with the same diameter as the movable ring and the fixed ring is clamped, the movable ring and the fixed ring are fixed through the bolts, and when the workpiece with the diameter smaller than that of the movable ring and the fixed ring is clamped, the workpiece can be clamped by screwing a plurality of plum blossom handle bolts under the action of the threaded connection threaded cylinder, and the connecting frame can rotate on the mounting plate, so that the workpiece can be driven to rotate, different positions can be conveniently processed, and the workpiece clamping device is convenient to use.

Description

Machining positioning device

Technical Field

The utility model particularly relates to the technical field of positioning fixtures, in particular to a mechanical processing positioning device.

Background

The machine is used to fix the object to be processed in the correct position for receiving the device for construction or inspection, also called a fixture. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in the process may be referred to as a fixture. Such as welding jigs, inspection jigs, assembly jigs, machine jigs, etc. Machine tool fixtures are among the most common and often simply referred to as fixtures. When a workpiece is machined on a machine tool, the workpiece must be assembled (positioned) and clamped (clamped) before machining in order to achieve the requirements of the surface of the workpiece such as the size, geometry, mutual position precision with other surfaces and the like specified in the drawing.

The Chinese patent disclosure CN 211466109U discloses a positioning fixture set, which comprises a plurality of first positioning fixtures, a plurality of second positioning fixtures and a plurality of third positioning fixtures, wherein each positioning fixture in the fixture set comprises a main body with a clamping end, wherein the main bodies of at least two positioning fixtures are arranged on the same side of the clamping end and the clamping ends are adjacent in the same direction, or the main bodies of at least two positioning fixtures are arranged on different sides of the clamping ends and the clamping ends are opposite to each other, and the positioning fixtures are the first positioning fixture, the second positioning fixture or the third positioning fixture; the clamping ends of the first positioning clamp and the second positioning clamp have mobility in the transverse direction and are used for providing transverse clamping force;

The positioning clamp group provides clamping capability of a plurality of angles and directions through the clamping ends in different directions, so that a workpiece has good stability in the machining process, namely, the clamping angle and the position are adjusted by utilizing a plurality of clamps to carry out fixed clamping, and the other clamp needs to be disassembled and replaced during machining, so that the positioning clamp group is inconvenient to use; therefore, the mechanical processing positioning device is more convenient to use and effectively solves the problems by clamping the workpiece in the inner sides of the fixed ring and the movable ring and driving the workpiece to rotate and moving the workpiece to different positions during processing.

Disclosure of utility model

The utility model aims to provide a mechanical processing positioning device for solving the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The mechanical processing positioning device comprises a connecting frame, wherein a rotating shaft of the connecting frame is in matched connection with a bearing with a seat, which is arranged on a mounting plate, and a fixing ring is fixed on the connecting frame through a bolt; the fixed ring is fixed with a movable ring through bolts, and the movable ring is connected with the fixed ring to form a circular ring; a plurality of thread barrels are welded on the movable ring and the fixed ring, and a plum blossom handle bolt is connected in each thread barrel through threads.

As a further technical scheme of the utility model, the mounting plate is fixed on the sliding seat through bolts, and the sliding seat is connected on the guide rail frame in a sliding way.

As a further technical scheme of the utility model, the bottom of the guide rail frame is connected with a nut seat through a bolt and is connected with a screw rod in a matched manner through the nut seat, and the screw rod is connected with a bearing with a seat arranged on the guide rail frame in a matched manner.

As a further technical scheme of the utility model, one end of the screw rod is connected with a driving shaft of a driving motor in a matched manner, and the driving motor is fixed on the guide rail frame through bolts; the guide rail frame is welded on the underframe, and the underframe is fixed on the machine tool through bolts.

As a further technical scheme of the utility model, the connecting frame rotating shaft is also connected with the rotating rod of the rotating cylinder in a matched manner, and the rotating cylinder is fixed on the mounting plate through bolts.

As a further technical scheme of the utility model, a plurality of rubber blocks are adhered to the inner walls of the movable ring and the fixed ring, and one end of each plum blossom handle bolt positioned at the inner side of the threaded cylinder is adhered with the rubber blocks.

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

1. According to the utility model, when the workpiece with the same diameter as the movable ring and the fixed ring is clamped, the movable ring and the fixed ring are fixed through the bolts, and when the workpiece with the diameter smaller than that of the movable ring and the fixed ring is clamped, the workpiece can be clamped by screwing a plurality of plum blossom handle bolts under the action of the threaded connection threaded cylinder, and the connecting frame can rotate on the mounting plate, so that the workpiece can be driven to rotate, different positions can be conveniently processed, and the use is more convenient;

2. According to the utility model, the driving shaft of the driving motor drives one end of the screw rod to rotate, the sliding seat is connected to the guide rail frame in a sliding way, and the sliding seat moves along the guide rail frame under the action of the screw rod connected with the nut seat, so that a workpiece is indirectly driven to move, and the workpiece processing position is conveniently moved to processing equipment;

3. According to the utility model, the rubber block can increase the friction force of direct contact with the workpiece, and can effectively protect the workpiece from damage.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is another view of fig. 1 of the present utility model.

Fig. 3 is a front view of fig. 1 in the present utility model.

Fig. 4 is a top view of fig. 1 in accordance with the present utility model.

In the figure: the device comprises a 1-underframe, a 2-guide rail frame, a 3-driving motor, a 4-screw rod, a 5-sliding seat, a 6-mounting plate, a 7-rotary cylinder, an 8-connecting frame, a 9-fixed ring, a 10-movable ring, a 11-threaded cylinder, a 12-plum blossom handle bolt and a 13-rubber block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, in an embodiment of the present utility model, a machining positioning device includes a connecting frame 8, wherein a rotating shaft of the connecting frame 8 is cooperatively connected with a bearing with a seat mounted on a mounting plate 6, and a fixing ring 9 is fixed on the connecting frame 8 through a bolt; a movable ring 10 is fixed on the fixed ring 9 through bolts, and the movable ring 10 is connected with the fixed ring 9 to form a circular ring; a plurality of thread barrels 11 are welded on the movable ring 10 and the fixed ring 9, and a plum blossom handle bolt 12 is connected in each thread barrel 11 through threads.

Through adopting above-mentioned technical scheme, when centre gripping work piece diameter is the same with expansion ring 10 and solid fixed ring 9 diameter, it is fixed with expansion ring 10 and solid fixed ring 9 through the bolt, the centre gripping work piece, when centre gripping is less than the work piece of expansion ring 10 and solid fixed ring 9 diameter, through twisting a plurality of plum blossom handle bolts 12, under threaded connection screw barrel 11 effect, can be with the work piece centre gripping, link 8 can rotate on mounting panel 6 to can drive the work piece rotation, the different positions of processing of being convenient for, it is comparatively convenient to use.

In this embodiment, the mounting plate 6 is fixed to the sliding seat 5 by bolts, and the sliding seat 5 is slidably connected to the rail frame 2.

Further, the bottom of the guide rail frame 2 is connected with a nut seat through a bolt, and is in fit connection with a screw rod 4 through the nut seat, and the screw rod 4 is in fit connection with a bearing with a seat arranged on the guide rail frame 2.

Further, one end of the screw rod 4 is connected with a driving shaft of the driving motor 3 in a matched manner, and the driving motor 3 is fixed on the guide rail frame 2 through bolts; the guide rail frame 2 is welded on the underframe 1, and the underframe 1 is fixed on a machine tool through bolts.

Through adopting above-mentioned technical scheme, the drive motor 3's drive shaft drives the one end of lead screw 4 and rotates, and at slide bracket 5 sliding connection on guide rail frame 2, slide bracket 5 is through under the effect of nut seat connection lead screw 4 for slide bracket 5 removes along guide rail frame 2, indirectly drives the work piece and removes, thereby conveniently removes the work piece processing position to processing equipment on.

In this embodiment, the rotating shaft of the connecting frame 8 is also connected with the rotating rod of the rotating cylinder 7 in a matching way, and the rotating cylinder 7 is fixed on the mounting plate 6 through bolts.

Through adopting above-mentioned technical scheme, revolving cylinder 7 provides power for link 8 rotates at mounting panel 6.

In this embodiment, a plurality of rubber blocks 13 are adhered to the inner walls of the movable ring 10 and the fixed ring 9, and a rubber block 13 is adhered to one end of each plum blossom handle bolt 12 located inside the thread cylinder 11.

By adopting the technical scheme, the rubber block 13 can increase the friction force in direct contact with the workpiece, and can effectively protect the workpiece from being damaged.

The working principle of the utility model is as follows: when the clamping device is used, when a workpiece with the same diameter as that of the movable ring 10 and the fixed ring 9 is clamped, the movable ring 10 and the fixed ring 9 are fixed through bolts, and when the workpiece with the diameter smaller than that of the movable ring 10 and the fixed ring 9 is clamped, the workpiece can be clamped by screwing a plurality of plum blossom handle bolts 12 under the action of the threaded connection threaded cylinder 11, and the connecting frame 8 can rotate on the mounting plate 6, so that the workpiece can be driven to rotate, different positions can be conveniently machined, and the clamping device is convenient to use; the rotary cylinder 7 provides power for the connecting frame 8 to rotate on the mounting plate 6; one end of a screw rod 4 is driven by a driving shaft of a driving motor 3 to rotate, a sliding seat 5 is connected to the guide rail frame 2 in a sliding way, and the sliding seat 5 moves along the guide rail frame 2 under the action of the screw rod 4 connected with a nut seat, so that a workpiece is indirectly driven to move, and the workpiece processing position is conveniently moved to processing equipment; the rubber block 13 can increase the friction force in direct contact with the workpiece, and can effectively protect the workpiece from damage.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. A machining positioning device, characterized in that: the connecting device comprises a connecting frame (8), wherein a rotating shaft of the connecting frame (8) is connected with a bearing with a seat, which is arranged on a mounting plate (6), in a matched manner, and a fixing ring (9) is fixed on the connecting frame (8) through bolts; a movable ring (10) is fixed on the fixed ring (9) through bolts, and the movable ring (10) is connected with the fixed ring (9) to form a circular ring shape; a plurality of thread barrels (11) are welded on the movable ring (10) and the fixed ring (9), and a plum blossom handle bolt (12) is connected in each thread barrel (11) through threads.

2. A machining positioning device according to claim 1, wherein: the mounting plate (6) is fixed on the sliding seat (5) through bolts, and the sliding seat (5) is connected to the guide rail frame (2) in a sliding way.

3. A machining positioning device according to claim 2, wherein: the bottom of the guide rail frame (2) is connected with a nut seat through a bolt, and is connected with a screw rod (4) in a matched manner through the nut seat, and the screw rod (4) is connected with a bearing with a seat arranged on the guide rail frame (2) in a matched manner.

4. A machining positioning device according to claim 3, wherein: one end of the screw rod (4) is connected with a driving shaft of the driving motor (3) in a matched manner, and the driving motor (3) is fixed on the guide rail frame (2) through bolts; the guide rail frame (2) is welded on the underframe (1), and the underframe (1) is fixed on the machine tool through bolts.

5. A machining positioning device according to claim 1, wherein: the rotating shaft of the connecting frame (8) is also connected with the rotating rod of the rotating cylinder (7) in a matched mode, and the rotating cylinder (7) is fixed on the mounting plate (6) through bolts.

6. A machining positioning device according to claim 1, wherein: a plurality of rubber blocks (13) are adhered to the inner walls of the movable ring (10) and the fixed ring (9), and the rubber blocks (13) are adhered to one end of each plum handle bolt (12) located on the inner side of the threaded cylinder (11).