阅读说明：本技术 一种分度盘夹具 (Index plate clamp ) 是由 钟志文 于 2020-08-10 设计创作，主要内容包括：本发明公开了一种分度盘夹具,涉及分度盘夹具技术领域,包括底板,所述底板的顶部安装有滑轨,所述滑轨的顶部依次滑动连接有第一安装板与第二安装板,所述第一安装板的顶部安装有液压顶针尾座,所述第二安装板的顶部安装有中心架下半圈,所述第一安装板、第二安装板皆之间设置有的对称的与滑轨相互配合的夹紧块,且夹紧块通过螺纹连接有第二调节手柄,所述中心架下半圈的一端转动连接有转轴。本发明通过设置了液压顶针尾座、中心架下半圈、中心架上半圈,由于液压顶针尾座与中心架下半圈皆可以沿着滑轨移动,使得工装夹具可以适应用于长短不一的材料加工,这样就可以避免更换加工设备,来满足加工需求。(The invention discloses a dividing plate clamp, which relates to the technical field of dividing plate clamps and comprises a bottom plate, wherein a slide rail is arranged at the top of the bottom plate, a first mounting plate and a second mounting plate are sequentially connected at the top of the slide rail in a sliding manner, a hydraulic thimble tailstock is arranged at the top of the first mounting plate, the lower half circle of a center frame is arranged at the top of the second mounting plate, symmetrical clamping blocks which are matched with the slide rail are arranged between the first mounting plate and the second mounting plate, the clamping blocks are connected with a second adjusting handle through threads, and one end of the lower half circle of the center frame is rotatably connected with a rotating shaft. According to the invention, the hydraulic thimble tailstock, the lower half ring of the center frame and the upper half ring of the center frame are arranged, and the hydraulic thimble tailstock and the lower half ring of the center frame can move along the slide rail, so that the tool clamp can be suitable for processing materials with different lengths, and thus, the processing equipment can be prevented from being replaced, and the processing requirement can be met.)

1. An index plate fixture comprising a base plate (1), characterized in that: the top of the bottom plate (1) is provided with a sliding rail (2), the top of the sliding rail (2) is sequentially connected with a first mounting plate (3) and a second mounting plate (11) in a sliding manner, the top of the first mounting plate (3) is provided with a hydraulic ejector pin tailstock (4), the top of the second mounting plate (11) is provided with a center frame lower half ring (12), symmetrical clamping blocks (18) which are matched with the sliding rail (2) are arranged between the first mounting plate (3) and the second mounting plate (11), the clamping blocks (18) are connected with a second adjusting handle (19) through threads, one end of the center frame lower half ring (12) is rotatably connected with a rotating shaft (14), the center frame lower half ring (12) is connected with a center frame upper half ring (13) through the rotating shaft (14), and the outer side uniform distribution of the center frame lower half ring (12) and the center frame upper half ring (13) is provided with a first adjusting handle (15), the top of bottom plate (1) is kept away from hydraulic pressure thimble tailstock (4) one end and is installed hydraulic pressure three-jaw chuck (7), graduated disk (8) are installed to one side of hydraulic pressure three-jaw chuck (7), bottom plate (1) has work piece (6) through the fixed block of hydraulic pressure three-jaw chuck (7).

2. An index plate fixture as claimed in claim 1, wherein: the outer side of the workpiece (6) is provided with a concentric sleeve (10) which is matched with the lower half ring (12) of the center frame and the upper half ring (13) of the center frame.

3. An index plate fixture as claimed in claim 1, wherein: the first adjusting handle (15) extends to the lower half circle (12) of the central frame and the upper half circle (13) of the central frame, and rollers (16) are arranged in the upper half circle (13) of the central frame.

4. An index plate fixture as claimed in claim 1, wherein: and mounting seats (9) are arranged at two ends of the bottom plate (1).

5. An index plate fixture as claimed in claim 1, wherein: and one end of the hydraulic thimble tailstock (4) close to the workpiece (6) is provided with a thimble (5).

6. An index plate fixture as claimed in claim 1, wherein: and one end of the lower half ring (12) of the central frame and one end of the upper half ring (13) of the central frame are provided with a lock catch (17).

7. An index plate fixture as claimed in claim 1, wherein: and sliding blocks (20) matched with the first mounting plate (3) and the second mounting plate (11) are arranged between the first mounting plate and the sliding rail (2).

Technical Field

The invention relates to the technical field of dividing plate clamps, in particular to a dividing plate clamp.

Background

Indexing table clamps are machine tool accessories that hold a workpiece on a chuck or between two points and rotate, index and position it. When longer or shorter material need be processed to current graduated disk, need change equipment, and need install the centre frame and support to this satisfies the processing requirement, thereby makes machining efficiency reduce, and the installation centre frame process is comparatively complicated promptly, very easily appears the condition of disalignment, thereby influences the processing effect.

Disclosure of Invention

The invention aims to: in order to solve the problem that in the prior art, when a long or short material needs to be processed, equipment needs to be replaced, and a center frame needs to be installed for supporting, so that the processing requirement is met, the processing efficiency is reduced, namely, the center frame installation process is complex, the condition of different axes is easy to occur, and the processing effect is influenced, a dividing plate clamp is provided.

In order to achieve the purpose, the invention provides the following technical scheme: a dividing plate clamp comprises a bottom plate, a slide rail is installed at the top of the bottom plate, a first installation plate and a second installation plate are sequentially connected at the top of the slide rail in a sliding mode, a hydraulic ejector pin tailstock is installed at the top of the first installation plate, a center frame lower half ring is installed at the top of the second installation plate, symmetrical clamping blocks which are matched with the slide rail are arranged between the first installation plate and the second installation plate, the clamping blocks are connected with a second adjusting handle through threads, one end of the center frame lower half ring is rotatably connected with a rotating shaft, the center frame lower half ring is connected with a center frame upper half ring through a rotating shaft, first adjusting handles are uniformly distributed on the outer sides of the center frame lower half ring and the center frame upper half ring, a hydraulic three-jaw chuck is installed at one end, away from the hydraulic ejector pin tailstock, of the top of the bottom plate, and a dividing plate is installed on one side, the bottom plate is fixedly clamped with a workpiece through a hydraulic three-jaw chuck.

Preferably, the outer side of the workpiece is provided with a concentric sleeve matched with the lower half circle of the center frame and the upper half circle of the center frame.

Preferably, the first adjusting handle extends to the lower half circle of the central frame, and a roller is arranged inside the upper half circle of the central frame.

Preferably, the bottom of the bottom plate is provided with mounting seats at both ends.

Preferably, one end of the hydraulic thimble tailstock, which is close to the workpiece, is provided with a thimble.

Preferably, one end of the lower half circle of the central frame and one end of the upper half circle of the central frame are provided with a lock catch.

Preferably, a sliding block matched with the first mounting plate and the second mounting plate is arranged between the first mounting plate and the sliding rail and between the second mounting plate and the sliding rail.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, the hydraulic thimble tailstock, the lower half ring of the center frame and the upper half ring of the center frame are arranged, and the hydraulic thimble tailstock and the lower half ring of the center frame can move along the slide rail, so that the tool clamp can be suitable for processing materials with different lengths, and thus, the processing equipment can be prevented from being replaced, and the processing requirement can be met.

2. When short materials are machined, the second adjusting handle can be loosened to loosen the clamping block, the hydraulic thimble tailstock and the lower half circle of the center frame are pushed to move towards the direction of the index plate, the second adjusting handle is locked after the hydraulic thimble tailstock and the lower half circle of the center frame are moved to a required position, the clamping block is tightly clamped on the sliding rail, and therefore parts with different lengths can be tightly pushed and supported, the center frame does not need to be externally connected again, and through the first adjusting handles which are uniformly and symmetrically arranged, when the parts need to be supported, the first adjusting handles can be simultaneously rotated to clamp the workpieces, the center shaft is prevented from being found again, and influence on machining caused by different shafts is avoided.

Drawings

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

FIG. 2 is an enlarged structural view at A of the present invention;

FIG. 3 is a schematic plan view of the present invention.

In the figure: 1. a base plate; 2. a slide rail; 3. a first mounting plate; 4. a hydraulic thimble tailstock; 5. a thimble; 6. a workpiece; 7. a hydraulic three-jaw chuck; 8. an index plate; 9. a mounting seat; 10. a concentric sleeve; 11. a second mounting plate; 12. the lower half circle of the central frame; 13. the upper half circle of the central frame; 14. a rotating shaft; 15. a first adjustment handle; 16. a roller; 17. locking; 18. a clamping block; 19. a second adjustment handle; 20. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to 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 "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 should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings 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 based on its overall structure.

Referring to fig. 1-3, a scale plate fixture comprises a bottom plate 1, a slide rail 2 is installed on the top of the bottom plate 1, a first installation plate 3 and a second installation plate 11 are sequentially connected on the top of the slide rail 2 in a sliding manner, a hydraulic thimble tail seat 4 is installed on the top of the first installation plate 3, a center frame lower half-ring 12 is installed on the top of the second installation plate 11, a symmetrical clamping block 18 which is mutually matched with the slide rail 2 is arranged between the first installation plate 3 and the second installation plate 11, the clamping block 18 is connected with a second adjusting handle 19 through a thread, one end of the center frame lower half-ring 12 is rotatably connected with a rotating shaft 14, the center frame lower half-ring 12 is connected with a center frame upper half-ring 13 through the rotating shaft 14, first adjusting handles 15 are uniformly distributed on the outer sides of the center frame lower half-ring 12 and the center frame upper half-ring 13, a hydraulic three-jaw chuck 7 is installed on the, an index plate 8 is arranged on one side of the hydraulic three-jaw chuck 7, and a workpiece 6 is fixedly clamped on the bottom plate 1 through the hydraulic three-jaw chuck 7.

According to the invention, the hydraulic thimble tail seat 4, the center frame lower half-ring 12 and the center frame upper half-ring 13 are arranged, and the hydraulic thimble tail seat 4 and the center frame lower half-ring 12 can move along the slide rail 2, so that the tool clamp can be suitable for processing materials with different lengths, and thus, the processing equipment can be prevented from being replaced, and the processing requirement can be met.

Please refer to fig. 1, 2 and 3, the outer side of the workpiece 6 is provided with a concentric sleeve 10 matching with the lower half circle 12 of the center frame and the upper half circle 13 of the center frame, by the arrangement of the above structure, the present invention is to perform stable support when the outer side of the workpiece 6 is not a complete circle.

Please refer to fig. 1, fig. 2 and fig. 3, the first adjusting handle 15 extends to the lower half circle 12 of the center frame, and the roller 16 is disposed inside the upper half circle 13 of the center frame.

Please refer to fig. 1, fig. 2 and fig. 3, the two ends of the bottom plate 1 are both provided with the mounting seats 9, and the structure is provided for better supporting the device to enable the device to stably operate.

Please refer to fig. 1, fig. 2 and fig. 3, the hydraulic thimble tail stock 4 is provided with a thimble 5 near one end of the workpiece 6, and the structure is adopted in the present invention to facilitate the thimble of the workpiece 6.

Please refer to fig. 1, fig. 2 and fig. 3, one end of the center frame lower half-ring 12 and one end of the center frame upper half-ring 13 are provided with the lock catch 17, and the structure is provided to fix the center frame lower half-ring 12 and the center frame upper half-ring 13 better so as to firmly lock the center frame lower half-ring 12 and the center frame upper half-ring 13 together.

Please refer to fig. 1, fig. 2 and fig. 3, a sliding block 20 is disposed between the first mounting plate 3 and the second mounting plate 11 and the sliding rail 2, and the sliding block is matched with the first mounting plate 3 and the second mounting plate 11.

The working principle is as follows: when the device is used, the upper half circle 13 of the center frame is opened from the lower half circle 12 of the center frame through the rotating shaft 14, when the excircle of a material is an incomplete circle, the excircle is guaranteed to be a complete circle by using the concentric sleeve 10, when the excircle of the material is a complete circle, the concentric sleeve 10 is not needed, then one end of the workpiece 6 is fixedly clamped by using the hydraulic three-jaw chuck 7, then the clamping block 18 is loosened by rotating the second adjusting handle 19, the hydraulic thimble tail seat 4 and the lower half circle 12 of the center frame are pushed to move towards the direction of the index plate, the second adjusting handle 19 is locked after the workpiece is moved to a required position, the workpiece is propped and supported, then the upper half circle 13 of the center frame is closed, the upper half circle 13 of the center frame and the lower half circle 12 of the center frame are locked by using the lock catch 17, and then three groups of symmetrical first adjusting handles 15 are simultaneously rotated to clamp the workpiece to be processed.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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.