CN216967034U

CN216967034U - Clamp for various race milling cutters

Info

Publication number: CN216967034U
Application number: CN202123444323.4U
Authority: CN
Inventors: 雷芸芳; 邓国新; 邹友强; 欧岳印; 邓子婷
Original assignee: Dongguan Xinbang Cnc Tool Co ltd
Current assignee: Dongguan Xinbang Cnc Tool Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-07-15
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a clamp capable of being used for various wheel groove milling cutters, which comprises a clamp seat, wherein a clamp groove is formed in the middle of the clamp seat, sliding plates are movably arranged on the left side and the right side of the top surface of the clamp seat, welding frames are welded on the left side and the right side of the top surface of the clamp seat, an adjusting column is fixedly connected to the top end of each welding frame, a special-shaped clamp arm is movably connected to one side of each adjusting column, a top plate is fixedly connected to one side of each sliding plate, a buffer spring is fixedly arranged on the surface of each top plate, an extrusion plate is fixedly arranged on the surface of each buffer spring, and a small electric telescopic rod is fixedly arranged inside each adjusting column. Among the above-mentioned scheme, utilize mutually supporting of adjusting post and internal arrangement and heterotypic arm lock isotructure, can carry out the centre gripping to race milling cutter spacing, and set up anti-skidding inner panel, can prevent that race milling cutter from appearing the slip skew at the process of centre gripping, influence its machining accuracy, improve the stability and the automated performance of its centre gripping, be favorable to a large amount of race milling cutter production and processing.

Description

Clamp for various race milling cutters

Technical Field

The utility model relates to the technical field of a milling cutter clamp, in particular to a clamp for various milling cutters.

Background

The race milling cutter is a complex forming cutter specially designed for machining a race of a steam turbine rotor, the race milling is a time-consuming production process in the machining process of the steam turbine rotor, and the traditional race milling cutter used in the past is made of common high-speed steel and a common geometric structure, so that the production efficiency is low, the service life of the cutter is short, and the machining cost is high.

However, in practical use, there still exist some disadvantages, such as: present race milling cutter is adding man-hour in production, and it is spacing to carry out the centre gripping to it all to need to use anchor clamps, and present anchor clamps performance is comparatively single, only can carry out centre gripping processing to single race milling cutter, but can not carry out the adaptation centre gripping to polytype race milling cutter to influence its machining efficiency and effect, present anchor clamps automaticity performance is lower in addition, mostly is the manual control centre gripping, is unfavorable for a large amount of race milling cutter production and processing.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defects of the prior art, embodiments of the present invention provide a fixture for various kinds of slot milling cutters, so as to solve the problems of the prior art.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides an anchor clamps that can be used to multiple race milling cutter, includes the anchor clamps seat, the anchor clamps groove has been seted up at the middle part of anchor clamps seat, the equal movable mounting in the left and right sides of anchor clamps seat top surface has the sliding plate, the welding jig has all been welded in the left and right sides of anchor clamps seat top surface, the top fixedly connected with of welding jig adjusts the post, one side swing joint of adjusting the post has heterotypic arm lock, one side fixedly connected with roof of sliding plate, the fixed surface of roof installs buffer spring, buffer spring's fixed surface installs the stripper plate, the inside fixed mounting who adjusts the post has small-size electric telescopic handle, small-size electric telescopic handle's one end fixedly connected with connecting block, the inboard fixed cover of heterotypic arm lock is equipped with anti-skidding inner panel.

The clamp comprises a clamp seat, and is characterized in that a stretching plate is fixedly mounted at the bottom of an inner cavity of the clamp seat, stretching grooves are formed in the left side and the right side of the stretching plate, and welding connecting rods are movably connected inside the stretching grooves.

The middle groove is seted up at the middle part of stretching plate, the shaft hole has been seted up at the middle part at the stretching plate back, one side fixed mounting in stretching groove has reset spring, the fixed cover in bottom on welding connecting rod surface is equipped with the fixed lantern ring, the fixed surface of fixed lantern ring is connected with the stay cord, the bottom fixed mounting of anchor clamps seat inner chamber has small-size motor, one side fixedly connected with dwang of small-size motor.

The back of the special-shaped clamping arm is welded with the surface of the connecting block, and the anti-skidding inner plate and the special-shaped clamping arm are both in a semi-arc shape.

The number of the buffer springs is a plurality of, the extrusion plate is made of plastic materials, and the extrusion plate is positioned on the left side and the right side of the clamp groove.

The top end of the welding connecting rod is welded with the bottom of the sliding plate through the sliding groove, and the position and the size of the stretching groove are matched with the position and the size of the sliding groove.

One end of the rotating rod is movably connected inside the middle groove through a shaft hole, and the diameter size of the shaft hole is matched with the diameter size of the rotating rod.

Wherein, the equal fixed mounting in the left and right sides of tensile board inner chamber has the baffle, and the middle part of baffle has seted up the mesopore, the fixed winding in surface at the dwang of one end of stay cord.

The technical scheme of the utility model has the following beneficial effects:

1. in the scheme, the adjustment column, the internal device of the adjustment column, the special-shaped clamping arms and other structures are matched with each other, so that the milling cutter can be clamped and limited, and the anti-skid inner plate is arranged, so that the milling cutter can be prevented from sliding and deviating in the clamping process, the processing accuracy of the milling cutter is prevented from being influenced, the clamping stability and the automation performance of the milling cutter are improved, and a large number of milling cutters can be produced and processed;

2. in the above scheme, utilize the work of mutually supporting of anchor clamps seat internal arrangement and sliding plate isotructure, can add man-hour at race milling cutter, can effectually slow down the vibrations power that processing produced, prevent it and rock, when race milling cutter exposed core is the toper structure in addition, can utilize heterotypic arm lock and stripper plate to carry out the centre gripping spacing to race milling cutter exposed core simultaneously, make heterotypic arm lock centre gripping in the top of exposed core, the stripper plate can the centre gripping in the below of exposed core, thereby the race milling cutter centre gripping processing of adaptation different grade type, make this have the centre gripping variety, improve its machining efficiency and effect.

Drawings

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

FIG. 2 is an overall perspective assembly view of the present invention;

FIG. 3 is a perspective assembly view of the adjustment post of the present invention;

FIG. 4 is a schematic view of the internal structure of the fixture base of the present invention;

fig. 5 is a perspective assembly view of the tension plate of the present invention.

[ reference numerals ]

1. A clamp seat; 2. a clamp groove; 3. a sliding plate; 4. welding a frame; 5. an adjustment column; 6. special-shaped clamping arms; 7. a chute; 31. a top plate; 32. a buffer spring; 33. a pressing plate; 51. a small electric telescopic rod; 52. connecting blocks; 53. an anti-skid inner plate; 11. stretching the plate; 12. a drawing tank; 13. welding a connecting rod; 14. a middle groove; 15. a shaft hole; 16. a return spring; 17. a fixed collar; 18. pulling a rope; 19. a small-sized motor; 20. rotating the rod.

Detailed Description

To make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.

Example 1:

the embodiment of the utility model as shown in the accompanying drawings 1 to 3 provides a clamp which can be used for various wheel groove milling cutters, and comprises a clamp seat 1, wherein a clamp groove 2 is formed in the middle of the clamp seat 1, sliding plates 3 are movably mounted on the left and right sides of the top surface of the clamp seat 1, welding frames 4 are welded on the left and right sides of the top surface of the clamp seat 1, an adjusting column 5 is fixedly connected to the top end of each welding frame 4, a special-shaped clamp arm 6 is movably connected to one side of each adjusting column 5, a top plate 31 is fixedly connected to one side of each sliding plate 3, a buffer spring 32 is fixedly mounted on the surface of each top plate 31, an extrusion plate 33 is fixedly mounted on the surface of each buffer spring 32, a small electric telescopic rod 51 is fixedly mounted inside each adjusting column 5, a connecting block 52 is fixedly connected to one end of each small electric telescopic rod 51, and an anti-skid inner plate 53 is fixedly mounted on the inner side of each special-shaped clamp arm 6, the back of the special-shaped clamping arm 6 is welded with the surface of the connecting block 52, and the anti-skid inner plate 53 and the special-shaped clamping arm 6 are both in a semi-arc shape.

The utility model discloses an it adds the slot milling cutter to carry out the centre gripping on anchor clamps, including the slot milling cutter, install the exposed core of slot milling cutter in the inside of anchor clamps groove 2 earlier, carry out the adaptation centre gripping according to slot milling cutter structure again, when slot milling cutter's exposed core is cylindrical structure, usable regulation post 5 inside small-size electric telescopic handle 51 starts, make small-size electric telescopic handle 51 can drive connecting block 52 and heterotypic arm lock 6 and carry out flexible regulation, adjust the heterotypic arm lock 6 of both sides to the top of anchor clamps groove 2, it is spacing to carry out the centre gripping to slot milling cutter, and set up anti-skidding inner panel 53, can be at the process of centre gripping, prevent that slot milling cutter from appearing the skew of sliding, influence its machining accuracy, improve the stability and the automated performance of its centre gripping, be favorable to a large amount of slot milling cutter production and processing.

Example 2:

as shown in fig. 4 to 5: the bottom of the inner cavity of the clamp seat 1 is fixedly provided with a stretching plate 11, the left side and the right side of the stretching plate 11 are both provided with stretching grooves 12, the inner part of each stretching groove 12 is movably connected with a welding connecting rod 13, the middle part of the stretching plate 11 is provided with a middle groove 14, the middle part of the back surface of the stretching plate 11 is provided with a shaft hole 15, one side of each stretching groove 12 is fixedly provided with a return spring 16, the bottom of the surface of each welding connecting rod 13 is fixedly sleeved with a fixed lantern ring 17, the surface of the fixed lantern ring 17 is fixedly connected with a pull rope 18, the bottom of the inner cavity of the clamp seat 1 is fixedly provided with a small motor 19, one side of the small motor 19 is fixedly connected with a rotating rod 20, the buffer springs 32 are provided with a plurality of number, the extrusion plates 33 are made of plastic materials, the extrusion plates 33 are positioned at the left side and the right side of the clamp groove 2, the top ends of the welding connecting rods 13 are welded with the bottoms of the sliding plates 3 through sliding grooves 7, position and big or small looks adaptation that position and size that tensile groove 12 seted up all seted up with

spout

7, 15 swing joint in shaft hole 14's inside in the well groove is passed through to the one end of dwang 20, the diameter size that shaft hole 15 was seted up and dwang 20's the big or small looks adaptation of diameter, the equal fixed mounting in the left and right sides of 11 inner chambers of tensile board has the baffle, and the middle part of baffle has seted up the mesopore, the fixed winding in dwang 20's surface of one end of stay cord 18.

The clamping end of the wheel slot milling cutter has a square structure, the small motor 19 can be started, the motor shaft of the small motor 19 can rotate to drive the rotating rod 20 to rotate, the rotating rod 20 can drive the stay cord 18 wound on the surface to rotate and tighten, the fixed sleeve ring 17 and the welding connecting rod 13 can be pulled, the welding connecting rod 13 can drive the sliding plate 3 to slide through the sliding groove 7, the extrusion plate 33 is slidably extruded at the clamping end of the wheel slot milling cutter to be limited and fixed, the vibration force generated during the processing of the wheel slot milling cutter can be effectively reduced according to the material properties of the extrusion plate 33 and the buffer spring 32, the vibration force is prevented from shaking, and in addition, when the clamping end of the wheel slot milling cutter is in a conical structure, the special-shaped clamping arm 6 and the extrusion plate 33 can be simultaneously utilized to clamp and limit the wheel slot conical end of the wheel slot milling cutter, so that the special-shaped clamping arm 6 is clamped above the conical end, the stripper plate 33 can be clamped below the tapered end so as to adapt to the clamping of the race milling cutters of different types, so that the clamping diversity is achieved, and the machining efficiency and the machining effect are improved.

The working process of the utility model is as follows:

according to the scheme, when the wheel slot milling cutter needs to be clamped on a clamp, the clamping end of the wheel slot milling cutter is placed in the clamp groove 2, adaptive clamping is carried out according to the structure of the wheel slot milling cutter, when the clamping end of the wheel slot milling cutter is of a cylindrical structure, the small electric telescopic rod 51 in the adjusting column 5 can be started, so that the small electric telescopic rod 51 can drive the connecting block 52 and the special-shaped clamping arms 6 to stretch and adjust, the special-shaped clamping arms 6 on the two sides are adjusted above the clamp groove 2, the wheel slot milling cutter is clamped and limited, and the anti-skidding inner plate 53 is arranged, so that the wheel slot milling cutter can be prevented from sliding and deviating in the clamping process, the machining accuracy of the wheel slot milling cutter is influenced, the clamping stability and the automation performance of the wheel slot milling cutter are improved, and a large number of wheel slot milling cutters can be produced and machined;

when the clamping end of the wheel groove milling cutter is of a square structure, the small motor 19 can be utilized to start, a motor shaft of the small motor 19 can rotate to drive the rotating rod 20 to rotate, the rotating rod 20 can drive the stay cord 18 wound on the surface to rotate and tighten, the fixed sleeve ring 17 and the welding connecting rod 13 can be pulled, the welding connecting rod 13 can drive the sliding plate 3 to slide through the chute 7, the extrusion plate 33 is in sliding extrusion to carry out limiting fixation on the clamping end of the wheel groove milling cutter, the vibration force generated during machining can be effectively reduced during machining of the wheel groove milling cutter according to the material properties of the extrusion plate 33 and the buffer spring 32, and the vibration force is prevented from shaking, in addition, when the clamping end of the wheel groove milling cutter is of a conical structure, the special-shaped clamping arm 6 and the extrusion plate 33 can be simultaneously utilized to carry out clamping limiting on the conical end of the wheel groove milling cutter, so that the special-shaped clamping arm 6 is clamped above the conical end, the stripper plate 33 can be clamped below the tapered end so as to adapt to the clamping of the milling cutters of different types, so that the milling cutters have clamping diversity and the processing efficiency and effect are improved.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The fixture comprises a fixture seat (1) and is characterized in that a fixture groove (2) is formed in the middle of the fixture seat (1), sliding plates (3) are movably mounted on the left side and the right side of the top surface of the fixture seat (1), welding frames (4) are welded on the left side and the right side of the top surface of the fixture seat (1), an adjusting column (5) is fixedly connected to the top end of each welding frame (4), a special-shaped clamping arm (6) is movably connected to one side of each adjusting column (5), a top plate (31) is fixedly connected to one side of each sliding plate (3), a buffer spring (32) is fixedly mounted on the surface of each top plate (31), an extrusion plate (33) is fixedly mounted on the surface of each buffer spring (32), a small electric telescopic rod (51) is fixedly mounted inside the adjusting column (5), and a connecting block (52) is fixedly connected to one end of each small electric telescopic rod (51), the inner side of the special-shaped clamping arm (6) is fixedly sleeved with an anti-skidding inner plate (53).

2. The clamp for the milling cutters with multiple wheel grooves as defined in claim 1, wherein a stretching plate (11) is fixedly mounted at the bottom of the inner cavity of the clamp base (1), stretching grooves (12) are respectively formed at the left and right sides of the stretching plate (11), and a welding link (13) is movably connected inside the stretching grooves (12).

3. The fixture for the milling cutters with multiple wheel grooves as defined in claim 2, wherein a middle groove (14) is formed in the middle of the stretching plate (11), a shaft hole (15) is formed in the middle of the back of the stretching plate (11), a return spring (16) is fixedly mounted on one side of the stretching groove (12), a fixed sleeve ring (17) is fixedly sleeved on the bottom of the surface of the welding connecting rod (13), a pull rope (18) is fixedly connected to the surface of the fixed sleeve ring (17), a small motor (19) is fixedly mounted on the bottom of the inner cavity of the fixture base (1), and a rotating rod (20) is fixedly connected to one side of the small motor (19).

4. The clamp for various kinds of wheel slot milling cutters as set forth in claim 1, characterized in that the back surface of the special-shaped clamping arm (6) is welded with the surface of the connecting block (52), and the structure of the inner anti-slip plate (53) and the special-shaped clamping arm (6) is a semicircular arc shape.

5. The clamp for various kinds of slot milling cutters as claimed in claim 1, wherein there are several buffer springs (32), the pressing plate (33) is made of plastic material, and the pressing plate (33) is located at the left and right sides of the clamp slot (2).

6. The clamp for various race milling cutters as claimed in claim 2, characterized in that the top end of the welding link (13) is welded to the bottom of the sliding plate (3) through the sliding slot (7), and the position and size of the drawing slot (12) are matched with the position and size of the sliding slot (7).

7. A clamp for various kinds of wheel slot milling cutters as claimed in claim 3, wherein one end of the rotating rod (20) is movably connected inside the middle slot (14) through a shaft hole (15), and the diameter of the shaft hole (15) is matched with the diameter of the rotating rod (20).

8. The clamp for various race milling cutters according to claim 3, wherein a partition board is fixedly installed on each of the left side and the right side of the inner cavity of the stretching plate (11), a middle hole is formed in the middle of the partition board, and one end of the pull rope (18) is fixedly wound on the surface of the rotating rod (20).