CN218533679U

CN218533679U - Workpiece machining clamp

Info

Publication number: CN218533679U
Application number: CN202222662583.7U
Authority: CN
Inventors: 方晶莹; 任述光
Original assignee: Yueyang Yueji Machine Tool Manufacturing Co ltd
Current assignee: Yueyang Yueji Machine Tool Manufacturing Co ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-02-28
Anticipated expiration: 2032-10-10

Abstract

The utility model relates to a technical field of lathe parts, and a work piece adds clamping apparatus is disclosed, including the dead lever, the one end of dead lever is provided with runner assembly, is provided with the stopper on the runner assembly, still including the stop gear who is used for adjusting milling cutter offset distance, stop gear is connected with the stopper, and stop gear includes turning block and a pair of installation component, and a pair of installation component all is connected with the turning block. The utility model discloses a set up runner assembly and stop gear, in use controls the runner assembly, and it is rotatory to drive stop gear, realizes carrying out curved surface cutting to the work piece, through stop gear's setting, can adjust milling cutter's eccentric distance, adjusts the precision height, still has the simple operation simultaneously, be convenient for maintain change, equipment space compactness can reserve more installation space's advantage for other parts of lathe.

Description

Workpiece machining clamp

Technical Field

Each embodiment of this application belongs to the technical field of lathe part, especially relates to a work piece adds clamping apparatus.

Background

The tool rest is a very important part of the numerical control lathe. At present, spherical parts are widely applied to the mechanical industry and other industries related to machinery, but the machining of the spherical parts is often a big problem of manufacturers, and lathes capable of machining the spherical parts are generally expensive, complex in structure and difficult to maintain, so that the manufacturers generally adopt modification of common lathes to machine the spherical surfaces, but the machined spherical surfaces are limited by conditions and hardly meet the requirements on precision and quality.

For example, chinese patent document No. CN201520247899.7 discloses a clamping apparatus for precision spherical machining, which has a supporting plate adapted to a guide rail on a general lathe, a backing plate is disposed at the upper end of the supporting plate, a gear is disposed at the upper end of the backing plate, one end of a shaft penetrates through the backing plate and the supporting plate and is supported in the supporting plate through a bearing i, the other end of the shaft is supported in the gear through a bearing ii, a dust guard is disposed at the upper end of the gear, a tool rest connecting plate is disposed at the upper end of the dust guard, the side portion of the tool rest connecting plate is fixedly connected with the lower side portion of the tool rest as a whole, a tool and a tool rest moving handle are disposed on the tool rest, teeth on the gear are engaged with a rack disposed at the side portion of a small supporting plate of the general lathe, and the tool is driven to rotate by reciprocating feed of the small supporting plate of the lathe to perform circular reciprocating cutting on the workpiece, and the tool rest moving handle finely adjusts the spherical diameter of the workpiece by performing forward and backward feed motion.

Above-mentioned precision sphere processing's fixture device need drive the blade holder rotation through gear and rack toothing transmission, and the sweeps in the cutting process falls into the tooth, then can cause wearing and tearing to the transmission part, needs regular clean inspection for avoiding this kind of condition, and the device occupies great volume in the lathe, influences the assembly of other lathe parts, so need make the improvement to it.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a work piece adds clamping apparatus can effectively solve the problem in the background art.

In order to solve the technical problem, the technical scheme of the workpiece processing clamp provided by the embodiment of the application is as follows:

the embodiment of the application discloses lathe functional unit, including the dead lever, the one end of dead lever is provided with runner assembly, the last stopper that is provided with of runner assembly still includes the stop gear who is used for adjusting milling cutter offset distance, stop gear with the stopper is connected, stop gear includes turning block and a pair of installation component, and is a pair of installation component all with the turning block is connected.

In the preferred embodiment in any one of the above schemes, the rotating assembly comprises a pair of rotating seats which are respectively sleeved on the side walls of the fixing rods in a rotating mode, the bottom of each rotating seat is fixedly connected with the corresponding limiting block, the side wall of each limiting block is provided with a limiting groove, one end of each limiting block is provided with a pair of guide grooves along the vertical direction and is located at the top, one end of each rotating seat is fixedly provided with a fixing block, the side wall of each fixing block is provided with a plurality of threaded holes in a circumferential mode, and the threaded holes are connected with handles in an internal thread mode.

In an embodiment of the preferable in any one of the above schemes, the mounting assembly comprises a sliding block connected to the rotating block in a sliding manner, a dovetail groove matched with the sliding block is formed in the side wall of the rotating block, a pair of anti-falling blocks is fixedly mounted on the side wall of the rotating block, the anti-falling blocks are rotatably sleeved with the rotating block and are connected with a same lead screw in a threaded manner, the top of the sliding block is fixedly mounted with a mounting block, a round hole is formed in one end of the mounting block, a screw is sleeved in the round hole, and a first nut is connected to the screw in a threaded manner.

In a preferred embodiment of any of the above solutions, the mounting block has a U-shaped structure.

In a preferred embodiment of any of the above solutions, a pair of guide blocks is fixedly mounted on the side wall of the mounting block.

In a preferred embodiment of any of the above schemes, one end of the fixing rod is in a U-shaped structure, and the other end of the fixing rod is arranged in a horizontal section.

In a preferred embodiment of any of the above schemes, a pair of first mounting holes is formed in a side wall of the rotating block, a second mounting hole is coaxially formed in the anti-falling block and the mounting hole, and two ends of the screw rod respectively penetrate through the first mounting hole and the second mounting hole and are fixedly provided with a second nut.

In a preferred embodiment of any of the above solutions, an end of the mounting block is chamfered.

In a preferred embodiment of any of the above solutions, the limiting groove is adapted to the first nut.

In a preferred embodiment of any of the above schemes, the rotating base is rotatably connected with the fixed rod through a damping rotating shaft.

Compared with the prior art, the workpiece machining clamp provided by the embodiment of the application has the advantages that the rotating assembly is controlled in use by arranging the rotating assembly and the limiting mechanism, the limiting mechanism is driven to rotate, the workpiece is subjected to curved surface cutting, the eccentric distance of the milling cutter can be adjusted by arranging the limiting mechanism, the adjusting precision is high, and meanwhile, the workpiece machining clamp is convenient to operate and convenient to maintain and replace, and the assembling space is compact, so that more installation spaces can be reserved for other parts of a lathe.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. Some specific embodiments of the present application will be described in detail hereinafter by way of illustration and not limitation with reference to the accompanying drawings. The same reference numbers will be used throughout the drawings to refer to the same or like components or portions of components, and it will be understood by those skilled in the art that the drawings are not necessarily drawn to scale, wherein:

fig. 1 is a schematic perspective view of a workpiece machining fixture according to an embodiment of the present application.

Fig. 2 is an enlarged schematic perspective structure view of a workpiece machining fixture limiting mechanism according to an embodiment of the present application.

Fig. 3 is a schematic perspective view illustrating an assembled structure of a fixing rod and a rotating assembly of a workpiece machining fixture according to an embodiment of the present application.

Reference numbers:

1. a fixing rod; 2. a handle; 3. a rotating seat; 4. a fixed block; 5. rotating the block; 6. milling cutters; 7. a limiting block; 8. mounting blocks; 9. a screw rod; 10. an anti-drop block; 11. a slider; 12. a guide block; 13. a screw; 14. a first nut; 15. a limiting groove; 16. a guide groove.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It should be apparent that the described embodiments are only partial embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

In the description of the present application, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and to simplify the description, but are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The following example is an example to illustrate the scheme of the present application in detail, but the scope of protection of the present application is not limited by the example.

Examples

As shown in fig. 1, the embodiment of the application provides a workpiece machining fixture, including a fixing rod 1, one end of the fixing rod 1 is of a U-shaped structure, the other end of the fixing rod 1 is of a horizontal section, when the fixture is actually installed, the horizontal section position of the fixing rod 1 is fixedly connected with a lathe tool rest fixing seat in the prior art, the fixing rod 1 is stably installed, one end of the fixing rod 1 is provided with a rotating assembly, the rotating assembly is provided with a limiting block 7, the fixture further comprises a limiting mechanism for adjusting the offset distance of a milling cutter 6, the limiting mechanism is connected with the limiting block 7, in use, the rotating assembly is controlled, the limiting mechanism can be driven to rotate, arc cutting processing of a workpiece is achieved, the limiting mechanism comprises a rotating block 5 and a pair of installation assemblies, the pair of installation assemblies are all connected with the rotating block 5, and the limiting mechanism is arranged, the radius of an arc when the workpiece is processed into a curved surface can be precisely adjusted, so that the adjustment precision is high, and different cutting effects can be met.

As shown in fig. 1 and fig. 3, the runner assembly includes that a pair of rotation seat 3 that cup joints on dead lever 1 lateral wall rotates respectively, it is connected through the rotation of damping pivot to rotate seat 3 and dead lever 1, the damping pivot is prior art, so do not do the perplexing here, the benefit of setting up the damping pivot is, can increase dead lever 1 and the frictional force when rotating seat 3 rotates, thereby improve cutting process's stability, the bottom and the stopper 7 fixed connection of rotating seat 3, spacing groove 15 has been seted up on stopper 7's the lateral wall, a pair of guide way 16 has been seted up along vertical direction to stopper 7's one end, the one end fixed mounting that lies in top rotation seat 3 has fixed block 4, be the border formula on fixed block 4's the lateral wall and seted up a plurality of screw holes, screw hole female connection has handle 2, when using, through revolving handle 2's one end twist into arbitrary one threaded hole on the outer wall of fixed block 4, when needing to drive stop gear through the runner assembly and rotate, through the spherical piece that grips the handle 2 other end at will, control stop gear slewing motion, make handle 2 drive stop gear's whole rotation seat 3 and stopper 7 to rotate, the convenient installation position of angle and comparatively more convenient adjustment mechanism, make the stopper installation of stopper 1 convenient installation position of stopper 2, the installation position of stopper installation more convenient installation position.

As shown in fig. 1 and fig. 2, the mounting assembly includes a slider 11 slidably connected to the rotation block 5, a dovetail groove adapted to the slider 11 is formed on a side wall of the rotation block 5, a pair of anti-falling blocks 10 is fixedly mounted on the side wall of the rotation block 5, the anti-falling blocks 10 and the rotation block 5 are rotatably sleeved with a same lead screw 9, the slider 11 is in threaded connection with the lead screw 9, the anti-falling blocks 10 and the rotation block 5 are fixedly connected by bolts, which is advantageous in that the slider 11 is conveniently detached and mounted, and also can clean up the sweeps falling into the dovetail groove, thereby preventing the sweeps from influencing the sliding of the slider 11, a pair of first mounting holes is formed on the side wall of the rotation block 5, a second mounting hole is coaxially formed on the anti-falling blocks 10 and the mounting holes, two ends of the lead screw 9 respectively penetrate through the first mounting holes and the second mounting holes, and a second nut is fixedly mounted, thereby facilitating the bidirectional rotation of the lead screw 9 to adjust the distance of the slider 11, the operation convenience is improved, the top of the sliding block 11 is fixedly provided with the installation block 8, the installation block 8 is of a U-shaped structure, the end part of the installation block 8 is subjected to chamfering treatment, the skin of workers can be effectively prevented from being scratched when the installation is carried out, one end of the installation block 8 is provided with a round hole, a screw 13 is sleeved in the round hole, a first nut 14 is in threaded connection with the screw 13, a limiting groove 15 is matched with the first nut 14, the side wall of the installation block 8 is fixedly provided with a pair of guide blocks 12, when the installation is carried out, the milling cutter 6 is fixedly arranged on one side of the rotating block 5, the sliding block 11 provided with the installation block 8 is moved to the position of the limiting block 7, the screw 13 and the first nut 14 slide to the limiting groove 15, then the guide block 12 is embedded into the guide groove 16, the end part of the screw 13 is rotated, the first nut 14 is limited and relatively static through the limiting groove 15, when screw 13 is rotatory, drive installation piece 8 and be close to the bottom of stopper 7, screw 13's tip will install 8 locks of piece, the installation angle of turning block 5 can be adjusted according to actual conditions, install a pair of installation component with this step, turning block 5 can reverse installation simultaneously, satisfy the processing demand of different work pieces, the processing radian according to treating the cutting workpiece after that, rotate the nut of adjusting screw 9 tip, adjust the distance that turning block 5 stretches out, realize the maximum eccentric distance, and the utility model has the advantages of being convenient for operate, the flexibility ratio is higher.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and these modifications or substitutions do not depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. The utility model provides a work piece adds clamping apparatus which characterized in that: including dead lever (1), the one end of dead lever (1) is provided with runner assembly, the last stopper (7) that is provided with of runner assembly still includes the stop gear who is used for adjusting milling cutter (6) offset, stop gear with stopper (7) are connected, stop gear includes turning block (5) and a pair of installation component, and is a pair of installation component all with turning block (5) are connected.

2. A workpiece processing fixture as recited in claim 1, wherein: the runner assembly include a pair of rotate respectively cup joint in rotation seat (3) on dead lever (1) lateral wall, rotate the bottom of seat (3) with stopper (7) fixed connection, spacing groove (15) have been seted up on the lateral wall of stopper (7), a pair of guide way (16) have been seted up along vertical direction to the one end of stopper (7), are located the top the one end fixed mounting who rotates seat (3) has fixed block (4), be the border formula on the lateral wall of fixed block (4) and seted up a plurality of screw holes, screw hole female connection has handle (2).

3. A workpiece processing fixture as recited in claim 2, wherein: the installation component comprises a sliding connection, a sliding block (11) arranged on a rotating block (5), a dovetail groove matched with the sliding block (11) is formed in the side wall of the rotating block (5), a pair of anti-falling blocks (10) are fixedly installed on the side wall of the rotating block (5), the anti-falling blocks (10) are connected with the rotating block (5) in a rotating mode and sleeved with a same screw rod (9), the sliding block (11) is connected with the screw rod (9) in a threaded mode, an installation block (8) is fixedly installed at the top of the sliding block (11), a round hole is formed in one end of the installation block (8), a screw (13) is arranged in the round hole in a sleeved mode, and a first nut (14) is connected to the screw (13) in a threaded mode.

4. A workpiece processing fixture as set forth in claim 3, wherein: the mounting block (8) is of a U-shaped structure.

5. The workpiece processing jig according to claim 4, wherein: and a pair of guide blocks (12) is fixedly arranged on the side wall of the mounting block (8).

6. The workpiece processing jig of claim 5, wherein: one end of the fixing rod (1) is of a U-shaped structure, and the other end of the fixing rod (1) is arranged in a horizontal section.

7. The workpiece processing jig of claim 6, wherein: a pair of first mounting holes is formed in the side wall of the rotating block (5), a second mounting hole is formed in the anti-falling block (10) and the mounting holes in a coaxial mode, two ends of the screw rod (9) penetrate through the first mounting holes and the second mounting holes respectively, and a second nut is fixedly mounted on the two ends of the screw rod.

8. A workpiece processing fixture as set forth in claim 7, wherein: the end part of the mounting block (8) is chamfered.

9. A workpiece processing fixture as set forth in claim 8, wherein: the limiting groove (15) is matched with the first nut (14).

10. A workpiece processing fixture as recited in claim 9, wherein: the rotating seat (3) is rotatably connected with the fixed rod (1) through a damping rotating shaft.