CN217254582U

CN217254582U - Lathe milling fixture

Info

Publication number: CN217254582U
Application number: CN202220140240.1U
Authority: CN
Inventors: 王保刚
Original assignee: Wenshang Qili Machining Co ltd
Current assignee: Wenshang Qili Machining Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-08-23
Anticipated expiration: 2032-01-19

Abstract

The utility model discloses a lathe milling fixture relates to anchor clamps technical field, including bottom plate, anchor clamps subassembly and two locating component, the activity of anchor clamps subassembly sets up on the bottom plate, and two locating component symmetries set up on the bottom plate, and are located the both sides of anchor clamps subassembly respectively, and the anchor clamps subassembly is used for realizing the location of work piece and presss from both sides tightly, and locating component is used for realizing the center alignment of anchor clamps subassembly. The utility model discloses positioning accuracy is high, and the centre gripping is stable, can effectively improve the machining precision and the machining efficiency of work piece, and is rational in infrastructure, simple, convenient operation, extensive applicability.

Description

Lathe milling fixture

Technical Field

The utility model relates to an anchor clamps technical field specifically is a lathe milling fixture.

Background

The metal cutting machine tool can not be separated in the mechanical manufacturing process, the clamp becomes a common tool in the field of machine tools, the workpiece is correctly positioned in the workpiece machining process, the production efficiency can be effectively improved, the labor intensity is reduced, the production quality is improved, the existing machining process is provided with a part with a turning process and a milling process, the problem of center alignment is usually encountered, the conventional method is provided with marking, nicking and other manual observation alignment, but the conventional methods often have certain deviation and cannot meet the technical requirements of production, various machining quality problems are often caused, in addition, the positioning or clamping of the clamp is not accurate enough, the phenomenon that the workpiece is positioned and failed or loosened in the machining process is often caused, the machining quality of the workpiece is also greatly influenced, the economic loss is caused, and therefore, the lathe milling clamp needs to be designed urgently to meet the machining requirements.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a milling clamp for a lathe.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a lathe milling fixture, includes bottom plate, anchor clamps subassembly and two locating component, and the anchor clamps subassembly activity sets up on the bottom plate, and two locating component symmetries set up on the bottom plate, and are located the both sides of anchor clamps subassembly respectively, and the anchor clamps subassembly is used for realizing the location of work piece and presss from both sides tightly, and the locating component is used for realizing the center alignment of anchor clamps subassembly.

By adopting the structure, the center alignment of the clamp assembly can be quickly and accurately realized through the two symmetrical positioning assemblies, the accurate positioning of the workpiece can be realized through the positioning assemblies, the clamping is firm, the processing quality and the accuracy of the workpiece are ensured, the whole mechanism is simple, and the operation is convenient.

Preferably, the fixture assembly comprises a tooling plate, a positioning pin, a positioning column and a pressing unit, the tooling plate is movably arranged on the bottom plate through a plurality of slotted holes, the length direction of the slotted holes is perpendicular to the axial direction of the positioning assembly, the positioning pin, the positioning column and the pressing unit can be detachably arranged on the tooling plate, the number of the slotted holes is at least two, the positioning pin and the positioning column can be used for supporting and positioning a workpiece, and the pressing assembly can press the workpiece to facilitate milling operation.

Preferably, the positioning assembly comprises an air cylinder, a positioning block, a bearing and two adjusting blocks, the air cylinder is detachably arranged on the bottom plate, the positioning block is arranged at the extending end of the air cylinder, the bearing is rotatably arranged on the positioning block, the two adjusting blocks are symmetrically arranged on the tooling plate, a V-shaped groove corresponding to the positioning assembly is formed in the adjusting blocks, the air cylinder is driven, the stability and reliability of the movement of the positioning assembly can be guaranteed, and the V-shaped groove is matched with the positioning assembly to realize the center alignment of the clamp assembly.

Preferably, the compressing unit comprises a pressing plate, an adjusting bolt and a screw rod, an adjusting long hole is formed in the pressing plate, the upper end of the adjusting bolt is arranged at one end of the pressing plate through threads, the lower end of the adjusting bolt abuts against the tooling plate, the lower end of the screw rod is arranged on the tooling plate, the upper end of the screw rod penetrates through the adjusting long hole and extends to the upper portion of the pressing plate, a butterfly nut is arranged on the screw rod and is located above the pressing plate, the compressing unit can be used for compressing a workpiece, the operation range can be adjusted according to different workpieces, and the compressing mechanism is simple in structure, convenient to adjust and firm and reliable in compressing.

Preferably, the bottom plate is provided with a mounting column corresponding to the slot hole, the mounting column is inserted into the slot hole, the height of the mounting column is not less than the thickness of the tooling plate, the top of the mounting column is provided with a threaded hole, the mounting column which can be arranged in the slot hole is adopted to guide and limit the adjustment of the tooling plate, and the structure is simple.

Preferably, lightening holes are formed in the tooling plate, the weight of the tooling plate is lightened by the lightening holes, the operation is convenient, and the labor intensity of an operator is reduced.

Preferably, the bottom plate is provided with a plurality of mounting holes for mounting the bottom plate.

To sum up, the utility model discloses positioning accuracy is high, and the centre gripping is stable, can effectively improve the machining precision and the machining efficiency of work piece, and is rational in infrastructure, simple, convenient operation, extensive applicability.

Drawings

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

FIG. 2 is a schematic view of the three-dimensional structure of the bottom plate of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the tooling plate of the present invention;

fig. 4 is a schematic perspective view of the compressing unit of the present invention;

fig. 5 is a schematic perspective view of the positioning assembly of the present invention.

In the figure: 1. a base plate; 11. mounting a column; 12. mounting holes; 2. assembling a plate; 21. a slot; 22. lightening holes; 3. positioning pins; 4. a positioning column; 5. a pressing unit; 51. pressing a plate; 511. adjusting the long hole; 52. adjusting the bolt; 53. a screw; 54. a butterfly nut; 6. an adjusting block; 61. a V-shaped groove; 7. a cylinder; 8. positioning a block; 9. and a bearing.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings.

Referring to fig. 1-5, a milling fixture for a lathe comprises a base plate 1, a fixture assembly and two positioning assemblies, wherein the fixture assembly is mounted on the base plate 1 and can be movably adjusted on the base plate 1, the fixture assembly is used for positioning and clamping a workpiece, the two positioning assemblies are symmetrically mounted on the base plate 1 and are respectively positioned on two sides of the fixture assembly, each positioning assembly comprises a cylinder 7, a positioning block 8 and a bearing 9, the cylinder 7 is mounted on the base plate 1, the positioning block 8 is mounted at an extending end of the cylinder 7, the bearing 9 is rotatably mounted on the positioning block 8 by adopting a pin shaft, the center alignment of the fixture assembly is realized by driving the bearing 9 on the positioning block 8 through the cylinder 7, a plurality of mounting columns 11 and mounting holes 12 are mounted on the base plate 1, the mounting columns 11 are used for mounting and movably adjusting the fixture assembly, threaded holes are processed at the tops of the mounting columns 11, the mounting holes 12 are used for realizing the mounting and fastening of the bottom plate 1, the clamp assembly comprises a tooling plate 2, a positioning pin 3, a positioning column 4 and a pressing unit 5, two adjusting blocks 6 corresponding to the positioning assembly are symmetrically mounted on the tooling plate 2, a V-shaped groove 61 is processed on each adjusting block 6, a bearing 9 is tightly pressed in the V-shaped groove 61 under the driving of an air cylinder 7 to realize the alignment and adjustment of the tooling plate 2 and further drive the center alignment of a workpiece mounted on the tooling plate 2, a plurality of slotted holes 21 are processed on the tooling plate 2, the number and the positions of the slotted holes 21 correspond to the mounting columns 11, the length direction of the slotted holes 21 is vertical to the axial direction of the positioning assembly, the mounting columns 11 are positioned in the slotted holes 21 after the assembly, the slotted holes 21 are adjusted in a sliding mode along the mounting columns 11 under the action of the positioning assembly, screws can be screwed in threaded holes at the tops of the mounting columns 11 to limit the tooling plate 2, because the height of the mounting column 11 is not less than the thickness of the tooling plate 2, the tooling plate 2 cannot be pressed and locked after the screw is mounted, the sliding adjustment of the tooling plate 2 on the mounting column 11 is not hindered, the positioning pin 3, the positioning column 4 and the pressing unit 5 are all mounted on the tooling plate 2, the number of the positioning pin 3, the positioning column 4 and the pressing unit 5 is at least two, the supporting and positioning of a workpiece can be realized by adopting the positioning pin 3 and the positioning column 4, the workpiece can be pressed by the pressing component to facilitate the milling operation, the pressing unit 5 comprises a pressing plate 51, an adjusting bolt 52 and a screw 53, the pressing plate 51 is provided with an adjusting long hole 511, the upper end of the adjusting bolt 52 is mounted at one end of the pressing plate 51 through a thread, the lower end of the adjusting bolt 52 is tightly pressed on the tooling plate 2, the pressing of workpieces with different heights can be adapted to be pressed by the adjusting bolt 52 on the mounting position of the pressing plate 51, and the lower end of the screw 53 is mounted on the tooling plate 2 through a thread, the upper end of the screw 53 penetrates through the adjusting long hole 511 and extends to the upper side of the pressing plate 51, the butterfly nut 54 is installed on the screw 53, the butterfly nut 54 is located above the pressing plate 51, the pressing plate 51 is pressed tightly by screwing the butterfly nut 54 to complete pressing of a workpiece, the adjusting long hole 511 in the pressing plate 51 is used for adjusting the pressing length of the pressing plate 51, the pressing range is improved, the application range is wide, the lightening holes 22 are machined in the tooling plate 2, the weight of the tooling plate 2 is reduced under the condition that the tooling plate 2 is guaranteed to be used, and the labor intensity of an operator can be reduced.

When the tool plate is used, according to the requirements of a workpiece, the positioning pin 3, the positioning column 4 and the pressing unit 5 are respectively installed on the tool plate 2, the adjusting bolt 52 is manually screwed, the pressing height of the pressing unit 5 is adjusted, the assembled tool plate 2 is installed on the bottom plate 1, the installation columns 11 are respectively and correspondingly installed in the slotted holes 21, the workpiece is placed on the positioning pin 3 and the positioning column 4, the butterfly nuts 54 are respectively screwed, the workpiece is pressed, the air cylinders 7 are started, the air cylinders 7 on two sides simultaneously stretch out, the bearing 9 is driven to be clamped forwards into the V-shaped groove 61 of the adjusting block 6, the tool plate 2 is driven to slide on the installation columns 11 in the clamping process of the bearing 9 until the bearing 9 is completely contacted with and tightly pushed against two inclined edges of the V-shaped groove 61, and the center alignment and the fastening position of the workpiece are completed.

It should be noted that the adjusting bolt 52, the screw 53, the wing nut 54, the cylinder 7, the bearing 9, the screw and the pin in the embodiment of the present invention are all prior art applications.

In the description of this patent, it is to be understood that the terms "upper", "lower", "inner", "outer", "center", and the like, are used in an orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings for convenience in describing the patent and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated in a particular orientation, and therefore should not be taken as limiting the patent.

In this patent, unless otherwise explicitly stated or limited, the terms "combined," "disposed," "connected," "secured," and the like are to be construed broadly, e.g., as either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate, or they may be connected internally or in an interactive relationship with each other, and unless otherwise specifically limited, the specific meaning of the above terms in this patent will be understood by those skilled in the art according to the specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. The utility model provides a lathe milling fixture which characterized in that: the fixture assembly is movably arranged on the bottom plate (1), the two positioning assemblies are symmetrically arranged on the bottom plate (1) and are respectively positioned on two sides of the fixture assembly, the fixture assembly is used for achieving positioning and clamping of a workpiece, and the positioning assemblies are used for achieving center alignment of the fixture assembly.

2. The lathe milling fixture of claim 1, wherein: the fixture assembly comprises a tooling plate (2), a positioning pin (3), a positioning column (4) and a pressing unit (5), wherein the tooling plate (2) is movably arranged on the bottom plate (1) through a plurality of slotted holes (21), the length direction of the slotted holes (21) is perpendicular to the axial direction of the positioning assembly, the positioning pin (3), the positioning column (4) and the pressing unit (5) can be detachably arranged on the tooling plate (2), and the number of the positioning pin, the positioning column and the pressing unit (5) is at least two.

3. The lathe milling fixture of claim 2, wherein: the positioning assembly comprises a cylinder (7), a positioning block (8), a bearing (9) and two adjusting blocks (6), the cylinder (7) is detachably arranged on the bottom plate (1), the positioning block (8) is arranged at the extending end of the cylinder (7), the bearing (9) is rotatably arranged on the positioning block (8), the two adjusting blocks (6) are symmetrically arranged on the tooling plate (2), and a V-shaped groove (61) corresponding to the positioning assembly is formed in the adjusting block (6).

4. The lathe milling fixture of claim 3, wherein: the pressing unit (5) comprises a pressing plate (51), an adjusting bolt (52) and a screw (53), an adjusting long hole (511) is formed in the pressing plate (51), the upper end of the adjusting bolt (52) is arranged at one end of the pressing plate (51) through threads, the lower end of the adjusting bolt (52) is tightly pressed on the tooling plate (2), the lower end of the screw (53) is arranged on the tooling plate (2), the upper end of the screw (53) penetrates through the adjusting long hole (511) to extend to the upper side of the pressing plate (51), a butterfly nut (54) is arranged on the screw (53), and the butterfly nut (54) is located above the pressing plate (51).

5. The lathe milling fixture of claim 4, wherein: the mounting column (11) corresponding to the slotted hole (21) is arranged on the bottom plate (1), the mounting column (11) is inserted into the slotted hole (21), the height of the mounting column (11) is not less than the thickness of the tooling plate (2), and a threaded hole is formed in the top of the mounting column (11).

6. The lathe milling fixture of claim 5, wherein: the tooling plate (2) is provided with lightening holes (22).

7. The lathe milling fixture of claim 6, wherein: the bottom plate (1) is provided with a plurality of mounting holes (12).