CN213437364U

CN213437364U - CNC processing cylinder face hole special fixture

Info

Publication number: CN213437364U
Application number: CN202022167936.7U
Authority: CN
Inventors: 王兰娟
Original assignee: Suzhou Rumao Precision Machinery Co ltd
Current assignee: Suzhou Rumao Precision Machinery Co ltd
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-06-15
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a CNC processing cylinder face hole special fixture relates to the CNC processing field, the utility model discloses a mount pad, the internally mounted of mount pad has two-way lead screw, and two sets of thread bush have been cup jointed to the surface of two-way lead screw, and the top of thread bush is fixed with the sliding seat, and the inside of sliding seat is rotated through the bearing and is connected with fixed pipe. When fixing the work piece, the staff inserts the work piece earlier in the fixed tube, then rotates the screw rod, make the holder fix the work piece, when needs adjust the drilling face, staff's starter motor, the motor rotation makes the driving gear rotatory, the driving gear is rotatory to make driven gear rotatory, driven gear is rotatory to drive fixed tube at the bearing internal rotation, make the work piece take place rotatoryly with this, thereby make the work piece can turn over the face, with this purpose of satisfying different positions drilling, and the operation is simple, need not dismantle the work piece and get off the regulation, therefore, the machining efficiency is improved.

Description

CNC processing cylinder face hole special fixture

Technical Field

The utility model relates to a CNC processing field specifically is a CNC processing cylinder face hole special fixture.

Background

Generally, CNC machining generally refers to computer numerical control precision machining, a CNC machining lathe, a CNC machining milling machine, a CNC machining boring and milling machine and the like, and when a cylindrical part is machined, the outer surface of the cylindrical part needs to be drilled, so that the cylindrical part needs to be clamped and fixed during drilling.

The existing clamp is single in structure, the outer surface of a workpiece possibly needs to be drilled at different positions, but the drilling surface is not convenient to adjust after the workpiece is fixed, so that the machining efficiency is low, and meanwhile, the workpiece is different in length, the distance between clamping pieces is not convenient to adjust, and the application range of the clamp is further influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the drilling surface is not convenient to adjust and the problem that the adjustment is not convenient to carry out according to the length of a workpiece, the special fixture for the CNC machining cylindrical surface hole is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a CNC processing cylinder face hole special fixture, includes the mount pad, the internally mounted of mount pad has two-way lead screw, two sets of thread bush have been cup jointed to the surface of two-way lead screw, the top of thread bush is fixed with the sliding seat, the inside of sliding seat is rotated through the bearing and is connected with fixed pipe, driven gear is installed to surface one side of fixed pipe, the surface opposite side of fixed pipe runs through there is the screw rod, the one end of screw rod is fixed with the cylinder work piece through the holder, the other end of screw rod is fixed with changes the handle, the motor is installed at the top of sliding seat, the output of motor is connected with the driving gear.

Preferably, a steering wheel is fixed at one end of the bidirectional screw rod, and anti-skid grains are arranged on the outer surface of the steering wheel.

Preferably, a friction pad is arranged on the inner side of the clamping piece and is made of rubber.

Preferably, the driving gear is engaged with the driven gear, and the outer surfaces of the driving gear and the driven gear are coated with lubricating oil.

Preferably, the number of the clamping pieces is four, and the side view of each group of the clamping pieces is arc-shaped.

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

1. the utility model discloses be provided with the bearing, the fixed tube, the screw rod, the holder, including a motor, an end cap, a controller, and a cover plate, driving gear and driven gear, when fixing the work piece, the staff inserts the work piece in the fixed tube earlier, then rotate the screw rod, make the holder fix the work piece, if need adjust the drilling surface, the staff starts the motor, the motor is rotatory, the driving gear is rotatory to be made the driving gear rotatory, the driving gear is rotatory to be made the driven gear rotatory, the driven gear is rotatory to drive the fixed tube and rotate in the bearing, so that the work piece takes place to rotate, thereby make the work piece can turn over, so as to satisfy the mesh of different positions drilling, the operation is simple, need not dismantle the;

2. the utility model discloses be provided with helm steering, two-way lead screw and thread bush, if work piece length is shorter and inconvenient when fixed, the staff rotates two-way lead screw clockwise through helm steering to make two sets of thread bushes relative motion, and then make two sets of sliding seat relative movement, shorten the interval between two sets of fixed pipes with this, thereby be convenient for carry out the centre gripping to shorter work piece fixed, improved the application scope of this anchor clamps.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the fixing tube of the present invention;

FIG. 3 is a schematic side view of the fixing tube of the present invention;

fig. 4 is a schematic view of the structure of the clamping member of the present invention.

In the figure: 1. a mounting seat; 2. a bidirectional screw rod; 3. a threaded sleeve; 4. steering; 5. a movable seat; 6. a bearing; 7. a fixed tube; 8. a driven gear; 9. a cylindrical workpiece; 10. a motor; 11. a driving gear; 12. a screw; 13. turning a handle; 14. a clamping member; 15. a friction pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-4, a special fixture for CNC processing of cylindrical surface holes comprises a mounting base 1, a bidirectional screw rod 2, a threaded sleeve 3, a steering wheel 4, a movable base 5, a bearing 6, a fixed tube 7, a driven gear 8, a cylindrical workpiece 9, a motor 10, a driving gear 11, a screw rod 12, a rotating handle 13, a clamping piece 14 and a friction pad 15, wherein the bidirectional screw rod 2 is mounted inside the mounting base 1, two sets of threaded sleeves 3 are sleeved on the outer surface of the bidirectional screw rod 2, so that the distance between the movable bases 5 can be adjusted, the movable base 5 is fixed at the top of the threaded sleeve 3, the fixed tube 7 is rotatably connected inside the movable base 5 through the bearing 6, the driven gear 8 is mounted on one side of the outer surface of the fixed tube 7, the screw rod 12 penetrates through the other side of the outer surface of the fixed tube 7, a cylindrical workpiece 9 is fixed at one end of the screw rod 12 through the clamping piece 14, the rotating handle, the screw 12 is convenient to rotate, the motor 10 is installed at the top of the movable seat 5, and the output end of the motor 10 is connected with the driving gear 11.

Please refer to fig. 1, 3 and 4, one end of the bidirectional screw rod 2 is fixed with a steering wheel 4, and the outer surface of the steering wheel 4 is provided with anti-slip lines, so as to facilitate the rotation of the bidirectional screw rod 2 and prevent slipping, the inner side of the clamping piece 14 is provided with a friction pad 15, and the friction pad 15 is made of rubber material, so as to increase friction force and fix the cylindrical workpiece 9 more firmly.

Please refer to fig. 1-4, the driving gear 11 is engaged with the driven gear 8, and the outer surfaces of the driving gear 11 and the driven gear 8 are coated with lubricant, so that the driving gear 11 and the driven gear 8 rotate more smoothly and are not easy to rust, four clamping members 14 are provided, and the side view of each group of clamping members 14 is arc-shaped, so as to be convenient for being attached to the cylindrical workpiece 9, so that the clamping is more stable.

The working principle is as follows: firstly, the clamp is installed by the worker, when the workpiece is fixed, the worker firstly inserts the cylindrical workpiece 9 into the fixing tube 7, the screw 12 is then turned so that the clamp 14 secures the workpiece, and if the cylindrical workpiece 9 is of a short length and is not readily secured, the worker rotates the bidirectional screw rod 2 clockwise through the steering wheel 4, so that the two groups of thread sleeves 3 move relatively, thereby enabling the two groups of movable seats 5 to move relatively, so as to shorten the distance between the two groups of fixed pipes 7, if the drilling surface needs to be adjusted, the operator starts the motor 10, the motor 10 rotates to make the driving gear 11 rotate, the driving gear 11 rotates to make the driven gear 8 rotate, the driven gear 8 rotates to drive the fixed pipe 7 to rotate in the bearing 6, so that the cylindrical workpiece 9 rotates, so that the cylindrical workpiece 9 can be turned over, thereby meeting the aim of drilling at different positions.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Claims

1. The utility model provides a CNC processing cylinder face hole special fixture, includes mount pad (1), its characterized in that: the internally mounted of mount pad (1) has two-way lead screw (2), two sets of thread bush (3) have been cup jointed to the surface of two-way lead screw (2), the top of thread bush (3) is fixed with sliding seat (5), the inside of sliding seat (5) is rotated through bearing (6) and is connected with fixed pipe (7), driven gear (8) are installed to surface one side of fixed pipe (7), the surface opposite side of fixed pipe (7) runs through there is screw rod (12), the one end of screw rod (12) is fixed with cylindrical workpiece (9) through holder (14), the other end of screw rod (12) is fixed with changes (13), motor (10) are installed at the top of sliding seat (5), the output of motor (10) is connected with driving gear (11).

2. The special fixture for CNC machining of cylindrical holes of claim 1, wherein: one end of the bidirectional screw rod (2) is fixed with a steering wheel (4), and the outer surface of the steering wheel (4) is provided with anti-skid lines.

3. The special fixture for CNC machining of cylindrical holes of claim 1, wherein: the inner side of the clamping piece (14) is provided with a friction pad (15), and the friction pad (15) is made of rubber.

4. The special fixture for CNC machining of cylindrical holes of claim 1, wherein: the driving gear (11) is meshed with the driven gear (8), and lubricating oil is coated on the outer surfaces of the driving gear (11) and the driven gear (8).

5. The special fixture for CNC machining of cylindrical holes of claim 1, wherein: the number of the clamping pieces (14) is four, and the side view of each group of clamping pieces (14) is arc-shaped.