阅读说明：本技术 一种用于机械批量零件加工可调整定位夹具 (Adjustable positioning fixture for machining batch parts ) 是由 支保均 胡静 于 2020-07-23 设计创作，主要内容包括：本发明公开了一种用于机械批量零件加工可调整定位夹具,包括U型底板、滑动块、工件夹装台和夹紧板,所述U型底板上设置有第一滑槽,所述第一滑槽内滑动配合有滑动块,所述U型底板上设置有第一通孔,所述第一通孔内转动配合有驱动螺纹杆,所述驱动螺纹杆与第一内螺纹孔螺纹转动配合,所述滑动块上滑动配合有工件夹装台,所述工件夹装台上设置有第二滑槽,所述第二滑槽内滑动配合有滑块,所述滑块上固定安装有连接块,所述连接块上固定安装有夹紧板,通过驱动螺纹杆与滑动块螺纹转动配合和T型滑槽和异形滑块的滑动配合,实现了工件可在水平面上灵活调节,滑动配合在第二滑槽内的滑块配合双向螺纹杆可对工件夹紧,快速高效。(The invention discloses an adjustable positioning fixture for machining mechanical batch parts, which comprises a U-shaped bottom plate, a sliding block, a workpiece clamping table and a clamping plate, wherein a first sliding groove is arranged on the U-shaped bottom plate, the sliding block is in sliding fit in the first sliding groove, a first through hole is arranged on the U-shaped bottom plate, a driving threaded rod is in rotating fit in the first through hole, the driving threaded rod is in rotating fit with a first internal threaded hole, the workpiece clamping table is in sliding fit on the sliding block, a second sliding groove is arranged on the workpiece clamping table, a sliding block is in sliding fit in the second sliding groove, a connecting block is fixedly arranged on the sliding block, the clamping plate is fixedly arranged on the connecting block, and the workpiece can be flexibly adjusted on a horizontal plane through the rotating fit of the driving threaded rod and the sliding block and the sliding fit of the T-shaped sliding groove and the special-shaped sliding block, the slide block which is in sliding fit in the second sliding groove is matched with the bidirectional threaded rod to clamp the workpiece, so that the workpiece is fast and efficient.)

1. The adjustable positioning fixture for mechanical batch part processing comprises a U-shaped bottom plate (1), a sliding block (6), a workpiece clamping table (10) and a clamping plate (22), and is characterized in that a first sliding groove (2) is formed in the U-shaped bottom plate (1), the sliding block (6) is arranged in the first sliding groove (2) in a sliding fit mode, a first internal thread hole (7) is formed in the sliding block (6), a first through hole (3) is formed in the U-shaped bottom plate (1), a driving threaded rod (5) is arranged in the first through hole (3) in a rotating fit mode, the driving threaded rod (5) is in threaded rotation fit with the first internal thread hole (7), the workpiece clamping table (10) is arranged in the sliding block (6) in a sliding fit mode, a second sliding groove (18) is formed in the workpiece clamping table (10), and a sliding block (20) is arranged in the second sliding groove (18) in a sliding fit mode, the sliding block (20) is fixedly provided with a connecting block (21), and the connecting block (21) is fixedly provided with a clamping plate (22).

2. The adjustable positioning fixture for mechanical batch part machining is characterized in that a thrust block (8) is fixedly mounted on the U-shaped bottom plate (1), the driving threaded rod (5) is in running fit with the thrust block (8), a flange (9) is fixedly mounted on the driving threaded rod (5), and the flange (9) is in running fit with the U-shaped bottom plate (1).

3. The adjustable positioning fixture for mechanical batch part processing is characterized in that a first rotating handle (4) is fixedly mounted at one end of the driving threaded rod (5) far away from the sliding block (6).

4. The adjustable positioning fixture for mechanical batch part machining is characterized in that a T-shaped sliding groove (13) is formed in the sliding block (6), a special-shaped sliding block (14) is matched in the T-shaped sliding groove (13) in a sliding mode, and the special-shaped sliding block (14) is fixedly installed at the bottom of the workpiece clamping table (10).

5. The adjustable positioning fixture for mechanical batch part machining is characterized in that second internal threaded holes (15) are formed in two sides of the T-shaped sliding groove (13), a limit threaded rod (16) is in internal thread rotation fit in each second internal threaded hole (15), and an inner hexagonal nut (17) is fixedly installed at one end, far away from the special-shaped sliding block (14), of each limit threaded rod (16).

6. The adjustable positioning fixture for mechanical batch part processing is characterized in that a rotary mounting block (19) is fixedly mounted in the second sliding groove (18), a bidirectional threaded rod (11) is rotationally matched in the rotary mounting block (19), the bidirectional threaded rod (11) is in threaded rotation fit with the sliding block (20), and a second rotary handle (12) is fixedly mounted at one end, far away from the second sliding groove (18), of the bidirectional threaded rod (11).

7. Adjustable positioning fixture for mechanical batch parts machining according to claim 6, characterized in that a spring (23) is arranged between the slide (20) and the rotary mounting block (19), said spring (23) being in rotary engagement with the bidirectional threaded rod (11).

Technical Field

The invention relates to the technical field of mechanical clamps, in particular to an adjustable positioning clamp for machining of mechanical batch parts.

Background

The jig is a device for fixing a workpiece to be machined to a correct position for construction or inspection in a machine manufacturing process, and may be called a jig, and in a broad sense, in any process in a process, a device for quickly, conveniently and safely installing a workpiece may be called a jig, and the jig generally includes a positioning element (for determining a correct position of the workpiece in the jig), a clamping device, a tool setting guide element (for determining a relative position between a tool and the workpiece or guiding a tool direction), an indexing device (for enabling the workpiece to be machined at a plurality of stations in one installation, including a rotary indexing device and a linear movement indexing device), a connecting element, a jig body, and the like.

Disclosure of Invention

The invention aims to provide an adjustable positioning fixture for machining batch parts, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the utility model provides an adjustable positioning fixture for mechanical batch parts machining, presss from both sides dress platform and pinch-off blades including U type bottom plate, sliding block, work piece, be provided with first spout on the U type bottom plate, sliding fit has the sliding block in the first spout, be provided with first internal thread hole on the sliding block, be provided with first through-hole on the U type bottom plate, first through-hole normal running fit has drive threaded rod, drive threaded rod and first internal thread hole screw thread normal running fit, sliding fit has the work piece to press from both sides dress platform on the sliding block, the work piece presss from both sides the dress bench and is provided with the second spout, sliding fit has the slider in the second spout, fixed mounting has the connecting block on the slider, fixed mounting has the pinch-off blades on the connecting block.

Further, U type bottom plate fixed mounting has the thrust piece, drive threaded rod and thrust piece normal running fit, fixed mounting has the flange on the drive threaded rod, the flange and the inner wall normal running fit of U type bottom plate.

Furthermore, the one end fixed mounting who keeps away from the sliding block on the drive threaded rod has first rotation handle.

Furthermore, a T-shaped sliding groove is formed in the sliding block, a special-shaped sliding block is matched with the T-shaped sliding groove in a sliding mode, and the special-shaped sliding block is fixedly installed at the bottom of the workpiece clamping table.

Further, T type spout both sides are provided with second internal thread hole, second internal thread hole internal thread normal running fit has a spacing threaded rod, the one end fixed mounting that special-shaped slider was kept away from to spacing threaded rod has hexagon socket cap nut.

Further, fixed mounting has the rotation installation piece in the second spout, the normal running fit has two-way threaded rod in the rotation installation piece, two-way threaded rod and slider screw thread normal running fit, the one end fixed mounting that the second spout was kept away from to two-way threaded rod has the second twist grip.

Furthermore, a spring is arranged between the sliding block and the rotary mounting block, and the spring is in running fit with the bidirectional threaded rod.

Compared with the prior art, the invention has the beneficial effects that: through the drive threaded rod and the sliding block threaded rotation fit and the sliding fit of the T-shaped sliding groove and the special-shaped sliding block, the workpiece can be flexibly adjusted on the horizontal plane, and the sliding block in the second sliding groove in the sliding fit can be matched with the bidirectional threaded rod to clamp the workpiece, so that the workpiece is fast and efficient.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic view of the structure of region A in the present invention.

Fig. 3 is a schematic view of the construction of the driving threaded rod of the present invention.

Fig. 4 is a schematic structural diagram of the thrust block of the present invention.

FIG. 5 is a schematic structural diagram of the irregular slider in the present invention.

In the figure: 1-U-shaped bottom plate, 2-first sliding chute, 3-first through hole, 4-first rotating handle, 5-driving threaded rod, 6-sliding block, 7-first internal threaded hole, 8-thrust block, 9-flange, 10-workpiece clamping platform, 11-bidirectional threaded rod, 12-second rotating handle, 13-T-shaped sliding chute, 14-special-shaped sliding block, 15-second internal threaded hole, 16-limit threaded rod, 17-internal hexagonal nut, 18-second sliding chute, 19-rotating mounting block, 20-sliding block, 21-connecting block, 22-clamping plate and 23-spring.

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.