CN211540330U

CN211540330U - Self-tightening pressing type group clamp capable of being quickly reshaped

Info

Publication number: CN211540330U
Application number: CN201922245441.9U
Authority: CN
Inventors: 李峰; 李应时; 王俊斌
Original assignee: Xian Aircraft Industry Group Co Ltd
Current assignee: Xian Aircraft Industry Group Co Ltd
Priority date: 2019-12-13
Filing date: 2019-12-13
Publication date: 2020-09-22
Anticipated expiration: 2029-12-13

Abstract

The application discloses from tight push type anchor clamps in groups of remodeling fast. This anchor clamps includes a foundatin plate, and tray, slide rail, from pressing down base, adjustable base, active grab, the tray is fixed on the foundatin plate, and the tray upper surface is equipped with the slide rail, presses down the pedestal mounting on the slide rail from the fastening to can follow the slide rail and remove, adjustable base with from the fastening press down the base cooperation installation, the active grab is installed on adjustable base, press down the base from the fastening and drive the active grab to the tight part woollen of assembly position clamp. The clamp has the characteristics of high clamping speed, high use flexibility and quick exchange. Can press the part woollen fast tightly according to the work piece condition, realize the second and press from both sides.

Description

Self-tightening pressing type group clamp capable of being quickly reshaped

Technical Field

The application belongs to the technical field of machine-building equipment, and relates to a self-tightening pressing type rapid prototyping group clamp for efficient group clamping of parts.

Background

The existing part clamping mode known in the field is a conventional pressing plate and bolt pressing mode, and the mode has the defects of low clamping efficiency, incapability of flexibly clamping and grouped clamping.

And aircraft structure spare is mostly special-shaped part, often needs to use special frock location clamping, and special frock uses and lacks the flexibility, and has shortcomings such as manufacturing cost height, production cycle length, occupation place.

Disclosure of Invention

The utility model provides a novel structure, convenient to use are provided to the problem that prior art exists, can be according to different demands, press the flexible fixture that the functional module combination satisfies the operation needs with pressing from the beginning, and anchor clamps have clamping part in groups, the ability of remodeling in groups fast.

A self-tightening pressing type group clamp capable of being quickly reshaped comprises a foundation plate, a tray, a slide rail, a self-tightening pressing base, an adjustable base and a quick clamp. The tray is fixed on the foundatin plate, and the tray upper surface is equipped with the slide rail, presses the pedestal mounting from the nature tightly on pressing the slide rail to can follow the slide rail and remove, adjustable base with press the base cooperation installation from the nature tightly, the active grab is installed on adjustable base, press the base from the nature tightly and drive the active grab to the position clamping part woollen that needs the clamping.

The self-tightening pressing base is of an inverted T-shaped structure and comprises a middle boss and a bottom plate, a U-shaped groove is formed in the center of the bottom plate on the two sides of the boss, a threaded hole matched with an adjustable base is formed in the center of the boss, a threaded hole matched with the adjustable base is formed in the side face of the boss, and dovetail joints matched with sliding rails are longitudinally arranged on the bottom surface of the bottom plate close to the edges of the two sides of the U-shaped groove. The adjustable base comprises an installation plate and a screw rod fixed at the center of the installation plate, and a threaded hole matched with the quick clamp is formed in the installation plate. The tray is of a plate-shaped structure, equidistant hole groups which are arranged in rows and columns are arranged on the tray, each hole group comprises a plurality of threaded holes for mounting the slide rails, positioning pin holes of the positioning slide rails positioned in the middle of the axis of the threaded holes, and main positioning pin holes which are positioned in the centers of the hole groups and matched with the process holes on the part blanks, cross-shaped long round holes are arranged among the hole groups, and the long round holes are matched with the process holes on the part blanks through hole pins. The trays are used in groups, one is used for part processing, and the other is used for clamping preparation before processing.

The application the self-tightening press quick-change grouped fixture is a high-efficiency and convenient flexible fixture, changes the defects that the application range of the traditional pressing plate and the bolt clamping mode is narrow, the clamping efficiency is low, and the grouped clamping cannot be met. Particularly, when the device is used for processing various types and small batches, the processing preparation time can be greatly shortened, so that the production line has higher efficiency and production flexibility.

Drawings

FIG. 1 is a schematic view of the overall structure of a self-tightening pressing type rapid prototyping grouped fixture

FIG. 2 is a front view of the self-locking structure

FIG. 3 is a left side view of the self-locking mechanism

FIG. 4 is a schematic view of a ganged tray

FIG. 5 is a front view of the slide rail

FIG. 6 is a left side view of the slide rail

FIG. 7 is a front view of the self-tightening press base

FIG. 8 is a left side view of the self-tightening press base

FIG. 9 is a top view of the self-tightening press base

FIG. 10 is a front view of the adjustable base

FIG. 11 is a top view of the adjustable base

FIG. 12 is a front view of the quick clamp

FIG. 13 is a top view of a quick clamp

FIG. 14 is a front view of the self-tightening press-fitting

FIG. 15 is a top view of a self-tightening press fit

FIG. 16 is a front view of a group clamping schematic

FIG. 17 is a top view of the clamping assembly

FIG. 18 is a top view of the clamping of the profile blanks

The numbering in the figures illustrates: 1. a foundation plate; 2. a tray; 3. a slide rail; 4. pressing the base in a self-tightening manner; 5. an adjustable base; 6. quick clamping; 21. a group of holes; 22. a positioning pin hole; 23. a threaded hole; 24. a cross-shaped long round hole; 25. positioning pins; 26. a screw; 27. a primary locating pin hole; 31. a dovetail groove; 32. a screw counter bore; 41. dovetail joints; 42. laterally fixing the screw; 43. laterally fixing the threaded hole; 51. and (4) threading.

Detailed Description

The present invention will be further described with reference to the accompanying drawings, but the actual structure of the present invention is not limited to the following embodiments.

Referring to fig. 1, from tight push type anchor clamps in groups of remodeling fast, including a foundatin plate 1, the tray 2, slide rail 3, press base 4 from the tight, adjustable base 5, the active grab 6, the tray is fixed on

foundatin plate

1, 2 last surface mounting slide rails 3 of tray, press base 4 from the tight and install on pressing slide rail 3 from the tight, and can follow dovetail 31 and remove, adjustable base 5 with press base 4 cooperation installation from the tight, active grab 6 is installed on adjustable base 5, press base 4 from the tight and drive active grab 6 to the clamping part woollen of assembly position with adjustable base 5.

Referring to fig. 2 and 3, fig. 2 is a top view of the self-locking structure, and fig. 3 is a left side view of the self-locking structure. Slide rail 3, the self-tightening presses base 4, adjustable base 5, quick clamp 6 and constitutes the self-tightening and presses the structure, and wherein adjustable base 5 is through rotatory screw adjustment at the self-tightening extension length who presses on base 4 to the woolen of adaptation different thickness. The positioning pin 25 is used for positioning the slide rail 3, and the screw 26 is used for fixing the slide rail 3.

Referring to fig. 4, the tray 2 is a plate-shaped structure, and is provided with equidistant hole groups 21 arranged in rows and columns, each hole group comprises a plurality of threaded holes 23 for mounting slide rails, positioning pin holes 22 located in the middle of the axis of the threaded holes and used for positioning the slide rails, and main positioning pin holes 27 located in the center of the hole groups and matched with the fabrication holes on the component blanks, cross-shaped oblong holes 24 are arranged between the hole groups, and the cross-shaped oblong holes 24 are matched with the fabrication holes on the component blanks through holes and pins.

The existing hole group 21 is in a diamond shape, but is not limited to the diamond shape, and the diamond hole group can ensure that the self-tightening pressing slide rail 3 can be installed at 0 degrees, 45 degrees, 90 degrees and 45 degrees, so that the self-tightening pressing slide rail has good use flexibility. The trays 2 are used in groups, one for part processing and the other for clamping preparation before processing.

Referring to fig. 5 and 6, fig. 5 is a front view of the slide rail, and fig. 6 is a left side view of the slide rail. The slide rail is arranged on the tray 2, after the position is selected as required, the slide rail is positioned by a positioning pin 25 and fixed by a screw 26 arranged in a screw counter bore 32, and the dovetail groove 31 is used for being matched and connected with a dovetail 41 on the self-tightening pressing base 4.

Referring to fig. 7, 8 and 9, fig. 7 is a front view of a self-tightening pressing base, fig. 8 is a left view of the self-tightening pressing base, fig. 9 is a top view of the self-tightening pressing base, the self-tightening pressing base 4 is of an inverted T-shaped structure and comprises a middle boss and a bottom plate, a U-shaped groove is formed in the center of the bottom plate on two sides of the boss, a threaded hole 24 matched with an adjustable base 5 is formed in the center of the boss, and dovetails 41 matched with sliding rails are longitudinally arranged on the bottom surface of the bottom plate close to the edges on two sides of the U-. The side of the boss is provided with a side fixing threaded hole 43 for locking the adjustable base 5, and the adjustable base 5 is adjusted to a proper length by rotating the thread and then locked by a side fixing screw 42 arranged on the side fixing threaded hole 43.

The adjustable base 5 is shown in fig. 10 and 11, fig. 10 is a front view of the adjustable base, fig. 11 is a top view of the adjustable base, the adjustable base 5 includes a mounting plate and a screw fixed in the center of the mounting plate, and the mounting plate is provided with a threaded hole 23 matched with the quick clamp 6. 5, adjusting the screwing-out length on the screw rod 4 through the screw thread 51 to adapt to rough materials with different thicknesses, and locking the rough materials by using the side fixing screw 42 after adjusting the rough materials to the proper position.

The quick clamp 6 is shown in fig. 12 and 13, fig. 12 is a front view of the quick clamp, fig. 13 is a top view of the quick clamp, the quick clamp 6 is mounted on the adjustable base 5 through screws 26, the quick clamp 6 is a standard component, and different types of clamps can provide hundreds to thousands of kilograms of clamping force.

Fig. 14 and 15 are schematic diagrams of self-tightening pressing and clamping, fig. 14 is a front view of self-tightening pressing and clamping, and fig. 15 is a top view of self-tightening pressing and clamping, and it can be seen that a head screw 26 of the quick clamp 6 can be destructively extruded into wool and can be subjected to reverse acting force, and under the action of the force, the self-tightening pressing mechanism formed by the slide rail 3, the self-tightening pressing base 4, the adjustable base 5 and the quick clamp 6 realizes self-locking.

Fig. 16 and 17 are schematic diagrams of group clamping, fig. 16 is a front view of group clamping, and fig. 17 is a top view of group clamping, the number is not limited to the two shown blanks, and the number can be increased or decreased as required.

Fig. 18 is a schematic view of clamping the special-shaped blanks, and it can be seen from the schematic view that the slide rail 3 is obliquely installed by 45 degrees according to requirements.

Claims

1. The utility model provides a from tight push type anchor clamps in groups of remodeling fast, its characterized in that includes a foundatin plate, and tray, slide rail, from tightly pressing down the base, adjustable base, active grab, the tray is fixed on the foundatin plate, and the tray upper surface is equipped with the slide rail, presses down the pedestal mounting on the slide rail from tightly to can follow the slide rail and remove, adjustable base with press down the base cooperation installation from tightly, the active grab is installed on adjustable base, press down the base from tightly and drive the active grab to the tight part woollen of assembly position clamp.

2. The self-tightening pressing type group clamp for rapid prototyping as described in claim 1 wherein the self-tightening pressing base is of an inverted T-shaped configuration and comprises a middle boss and a bottom plate, wherein a U-shaped groove is formed in the center of the bottom plate on each side of the boss, a threaded hole is formed in the center of the boss for engaging with the adjustable base, a threaded hole is formed in the side of the boss for engaging with the adjustable base, and dovetails are longitudinally formed in the bottom surface of the bottom plate near the edges of the two sides of the U-shaped groove for engaging with the slide rails.

3. The auto-tightening press type group clamp for rapid prototyping of the design as described in claim 1 wherein the adjustable base comprises a mounting plate and a threaded rod fixed at the center of the mounting plate, the mounting plate having a threaded hole for engaging with the rapid prototyping gripper.

4. The self-tightening pressing type group clamp for rapid prototyping as described in claim 1 wherein the tray is a plate-like structure having equidistant hole groups arranged in rows and columns, each hole group comprising a plurality of threaded holes for mounting the slide rails, positioning pin holes of the positioning slide rails located in the middle of the axis of the threaded holes, and main positioning pin holes located in the center of the hole groups and matching with the fabrication holes on the component blanks, cross-shaped oblong holes being provided between the hole groups and matching with the fabrication holes on the component blanks through the holes and the pins.

5. The auto-fastening press type rapid prototyping jig set of claim 1 wherein the trays are used in a set, one for part processing and the other for pre-processing clamping preparation.