CN215146812U

CN215146812U - Universal clamp for right-angle block

Info

Publication number: CN215146812U
Application number: CN202121328515.6U
Authority: CN
Inventors: 田程
Original assignee: Suzhou Yinglujie Precision Machinery Co ltd
Current assignee: Suzhou Yinglujie Precision Machinery Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-12-14
Anticipated expiration: 2031-06-15

Abstract

The utility model belongs to the technical field of machine manufacturing, in particular to a right angle block universal fixture, which comprises an installation disc, a fixture central disc, a fixture fixing plate and an auxiliary fixing plate, wherein the top end surface of the installation disc is attached to the bottom of the fixture central disc, a positioning assembly is arranged between the installation disc and the fixture central disc, the top end surface of the fixture central disc is fixedly connected with the bottom of the fixture fixing plate, one side of the fixture fixing plate is fixedly connected with the auxiliary fixing plate, and a plurality of positioning through holes are uniformly formed in the fixture fixing plate; the utility model discloses in, can realize fixing a position fast and locking nonstandard small batch work piece through a plurality of equidistance positioning hole cooperation positioning bolt that is equipped with on the anchor clamps fixed plate, and the precision that just resets is high, greatly reduced the processing cost.

Description

Universal clamp for right-angle block

Technical Field

The utility model relates to a machine-building technical field specifically is a right angle piece universal fixturing.

Background

The tool is process equipment and is a general name of various tools used in the manufacturing process; the device comprises a cutter, a clamp, a die, a measuring tool, a checking tool, an auxiliary tool, a bench tool, a station tool and the like; a clamp, as the name implies, is a device for holding a workpiece (or guiding a tool).

At present, a right-angle block tooling clamp is arranged in the field of machine manufacturing, but the clamp replacing mode is complicated and low in efficiency, the rapid wire replacement cannot be realized for frequently switching different products, and a large limitation exists when a plurality of varieties of small-batch non-standard parts are processed; therefore, a universal clamp for right-angle blocks is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate prior art's not enough, solve traditional right angle piece frock clamp and change mode of anchor clamps more loaded down with trivial details, inefficiency, to frequently switching different products and can't realize changing the line fast, the nonstandard part of many varieties small batch adds man-hour has very big restrictive problem, the utility model provides a right angle piece universal fixturing.

The utility model provides a technical scheme that its technical problem adopted is: the utility model discloses a right angle piece universal fixturing, including installation disc, anchor clamps center disc, anchor clamps fixed plate and auxiliary fixing plate, the top terminal surface of installation disc is laminated with the bottom of anchor clamps center disc mutually, be equipped with locating component between installation disc and the anchor clamps center disc, the top terminal surface of anchor clamps center disc is connected with the bottom fixed of anchor clamps fixed plate fixedly, one side fixed plate of anchor clamps fixed plate is fixedly connected with auxiliary fixing plate, evenly set up a plurality of positioning through-holes on the anchor clamps fixed plate, positioning through-hole inner wall fixedly connected with screw thread sheath and bush; through a plurality of equidistance positioning hole cooperation positioning bolt that is equipped with on the anchor clamps fixed plate can realize fixing a position fast and locking nonstandard small batch volume work piece, and the precision that resets is high, greatly reduced the processing cost.

Preferably, the positioning through holes are stepped holes, the positioning through holes are distributed at equal intervals, coordinates are arranged at the top and one side of the fixture fixing plate, and the positioning through holes correspond to the coordinates; the coordinates arranged on the fixture fixing plate correspond to the positioning through holes, so that the worker can fix the workpiece on the fixture fixing plate more accurately.

Preferably, the diameter of the upper section of the positioning through hole is larger than that of the lower section of the positioning through hole, the thread sheath and the lining are both arranged in the diameter of the upper section of the positioning through hole, threads are arranged on the inner wall of the thread sheath, and the top of the thread sheath is attached to the bottom of the lining; the fixing effect of the positioning bolt is enhanced through the thread sheath and the lining arranged in the positioning through hole.

Preferably, the number of the auxiliary fixing plates is two, the two auxiliary fixing plates are symmetrically distributed on the fixture fixing plate, and a plurality of round holes are formed in the auxiliary fixing plates; the auxiliary fixing plate is matched with the fixture fixing plate, so that the workpiece can be fixed quickly.

Preferably, the fixture central disc is provided with four threaded holes, the four threaded holes are distributed in an annular array, the mounting disc is provided with four thread grooves, and the threaded holes correspond to the thread grooves; the bolt penetrates through a threaded hole in the clamp center plate to be in threaded connection with the threaded groove, so that the clamp center plate and the mounting disc can be fixed quickly.

Preferably, the positioning assembly comprises a fixed shaft, a fixed circular groove and L-shaped blocks, the fixed shaft is fixedly connected to the center of the bottom end face of the clamp center plate, the bottom end face of the fixed shaft is symmetrically provided with arc-shaped grooves, the cross sections of the arc-shaped grooves are L-shaped, the top end face of the mounting disc is provided with the fixed circular groove, the fixed shaft is slidably connected with the fixed circular groove, the bottom of the fixed circular groove is symmetrically and fixedly connected with the two L-shaped blocks, and the L-shaped blocks are slidably connected with the arc-shaped grooves; through the sliding fit between the opening and the L-shaped block that are equipped with on the fixed axle, the L-shaped block of being convenient for slides in among the arc wall, drives the fixed axle rotation through rotating anchor clamps center plate and makes L-shaped block slide in the arc wall of fixed axle for the fixed axle is tentatively fixed in fixed circular slot, and the bolt of being convenient for plays the assistance-localization real-time effect to the follow-up fixed of anchor clamps center plate.

Preferably, a positioning clamping groove is formed in the inner wall of one side of the arc-shaped groove, a groove is formed in one side of the L-shaped block, a spring is fixedly connected to the inner wall of the groove, a sliding block is fixedly connected to the other end of the spring, a positioning clamping block is fixedly connected to the other side of the sliding block, the positioning clamping block is attached to the positioning clamping groove, and the positioning clamping block is in a semi-arc shape; the slide block is driven to slide by the elastic potential energy of the spring, so that the positioning clamping block fixedly connected with the slide block slides into the positioning clamping groove, and the fixed shaft is tightly attached to the fixed circular groove.

Preferably, two openings are formed in the bottom end face of the fixed shaft, the openings are communicated with the arc-shaped groove, and the openings are located on one side far away from the positioning clamping groove; through the sliding fit between the opening arranged on the fixed shaft and the L-shaped block, the L-shaped block can conveniently slide into the arc-shaped groove.

The utility model discloses an useful part lies in:

1. in the utility model, the non-standard small batch workpieces can be quickly positioned and locked by matching the plurality of equidistant positioning through holes arranged on the fixture fixing plate with the positioning bolts, the resetting precision is high, the processing cost is greatly reduced, the fixture fixing plate is combined with the existing modular fixture, one-time processing can be realized, the advantages of stable processing and large height stroke of the three-axis machine tool and the beneficial effect of simultaneously processing a plurality of surfaces by the four-axis machine tool can be realized, the fixture can be freely combined, the rapid switching is realized, and the general range is wide;

2. the utility model discloses in, through the sliding fit between opening and the L type piece that is equipped with on the fixed axle, be convenient for L type piece slide in the arc wall among, it makes L type piece slide in the arc wall of fixed axle through rotating anchor clamps center plate drive the fixed axle rotation, make the fixed axle fix preliminarily in fixed circular slot, elastic potential energy through the spring drives the slider and slides, make with the positioning fixture block of slider rigid coupling slide in positioning channel groove among, further make fixed axle and fixed circular slot closely laminate, the bolt of being convenient for plays the assistance-localization real-time effect to the follow-up fixed of anchor clamps center plate.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of a first embodiment;

FIG. 2 is a schematic diagram of the overall internal structure in the first embodiment;

FIG. 3 is a partial schematic structural diagram according to a first embodiment;

FIG. 4 is a schematic view of a portion of the enlarged structure at A in FIG. 2;

FIG. 5 is a schematic view of an internal structure of a fixing shaft according to an embodiment;

fig. 6 is a partial structural schematic diagram in the second embodiment.

In the figure: 1. installing a disc; 2. a clamp center plate; 3. fixing a clamp plate; 4. positioning the through hole; 5. an auxiliary fixing plate; 6. a threaded hole; 7. a threaded sheath; 8. a fixed shaft; 9. fixing the circular groove; 10. an arc-shaped slot; 11. positioning the clamping groove; 12. an L-shaped block; 13. a groove; 14. a spring; 15. a slider; 16. positioning a fixture block; 17. a first magnetic block; 18. and a second magnetic block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, a universal clamp for right-angle blocks comprises an installation disc 1, a clamp central disc 2, a clamp fixing plate 3 and an auxiliary fixing plate 5, wherein the top end surface of the installation disc 1 is attached to the bottom of the clamp central disc 2, a positioning assembly is arranged between the installation disc 1 and the clamp central disc 2, the top end surface of the clamp central disc 2 is fixedly connected with the bottom end of the clamp fixing plate 3, one side of the clamp fixing plate 3 is fixedly connected with the auxiliary fixing plate 5, a plurality of positioning through holes 4 are uniformly formed in the clamp fixing plate 3, and inner walls of the positioning through holes 4 are fixedly connected with a threaded sheath 7 and a bushing; during operation, 4 cooperation positioning bolts of a plurality of equidistance positioning hole through being equipped with on anchor clamps fixed plate 3 can realize fixing a position fast and locking nonstandard small batch work piece, and the precision that resets is high, greatly reduced the processing cost, anchor clamps fixed plate 3 combines together with current modular fixture, can realize once-through processing, the processing that has triaxial lathe concurrently is stable, the advantage that high stroke is big and the beneficial effect that four-axis lathe carries out simultaneous processing to a plurality of faces, and can realize the arbitrary combination of anchor clamps, fast switch over, general scope is wide.

The positioning through holes 4 are stepped holes, the positioning through holes 4 are distributed at equal intervals, coordinates are arranged at the top and one side of the fixture fixing plate 3, and the positioning through holes 4 correspond to the coordinates; during operation, the coordinates arranged on the fixture fixing plate 3 correspond to the positioning through holes 4, so that a worker can more accurately fix the workpiece on the fixture fixing plate 3.

The diameter of the upper section of the positioning through hole 4 is larger than that of the lower section of the positioning through hole, the thread sheath 7 and the lining are both arranged in the diameter of the upper section of the positioning through hole 4, the inner wall of the thread sheath 7 is provided with threads, and the top of the thread sheath 7 is attached to the bottom of the lining; during operation, the fixing effect of the positioning bolt is enhanced through the thread sheath 7 and the lining arranged in the positioning through hole 4.

The two auxiliary fixing plates 5 are symmetrically distributed on the fixture fixing plate 3, and a plurality of round holes are formed in the auxiliary fixing plates 5; during operation, the auxiliary fixing plate 5 is matched with the fixture fixing plate 3, so that the workpiece can be fixed quickly.

The fixture central disc 2 is provided with four threaded holes 6, the four threaded holes 6 are distributed in an annular array form, the mounting disc 1 is provided with four thread grooves, and the threaded holes 6 correspond to the thread grooves; during operation, the bolt penetrates through the threaded hole 6 in the clamp central disc 2 and is in threaded connection with the threaded groove, so that the clamp central disc 2 and the mounting disc 1 can be fixed quickly.

The positioning assembly comprises a fixing shaft 8, a fixing circular groove 9 and L-shaped blocks 12, the fixing shaft 8 is fixedly connected to the center of the bottom end face of the clamp central disc 2, the arc-shaped grooves 10 are symmetrically arranged on the bottom end face of the fixing shaft 8, the cross sections of the arc-shaped grooves 10 are L-shaped, the fixing circular groove 9 is arranged on the top end face of the mounting disc 1, the fixing shaft 8 is in sliding connection with the fixing circular groove 9, the two L-shaped blocks 12 are symmetrically and fixedly connected to the bottom of the fixing circular groove 9, and the L-shaped blocks 12 are in sliding connection with the arc-shaped grooves 10; during operation, when mounting fixture center plate 2 and installation disc 1, the staff will be earlier corresponding with L type piece 12 in the fixed circular slot 9 with the opening on the fixed axle 8 of 2 bottom of fixture center plate, slide fixed axle 8 in the fixed circular slot 9 again, simultaneously in the opening on the fixed axle 8 is slided to L type piece 12, rethread rotation fixture center plate 2 drives the rotation of fixed axle 8 and makes L type piece 12 slide in the arc wall 10 in fixed axle 8, make fixed axle 8 tentatively fix in fixed circular slot 9, the bolt of being convenient for plays the assistance-localization real-time effect to the follow-up fixed of fixture center plate 2.

A positioning clamping groove 11 is formed in the inner wall of one side of the arc-shaped groove 10, a groove 13 is formed in one side of the L-shaped block 12, a spring 14 is fixedly connected to the inner wall of the groove 13, a sliding block 15 is fixedly connected to the other end of the spring 14, a positioning clamping block 16 is fixedly connected to the other side of the sliding block 15, the positioning clamping block 16 is attached to the positioning clamping groove 11, and the positioning clamping block 16 is in a semi-arc shape; when the L-shaped block 12 slides to the front of the positioning slot 11, the elastic potential energy of the spring 14 drives the sliding block 15 to slide, so that the positioning block 16 fixedly connected with the sliding block 15 slides into the positioning slot 11, and the fixing shaft 8 is tightly attached to the fixing circular groove 9.

The bottom end face of the fixed shaft 8 is provided with two openings, the openings are communicated with the arc-shaped groove 10, and the openings are positioned on one side far away from the positioning clamping groove 11; when the sliding type L-shaped groove is in work, the L-shaped block 12 can conveniently slide into the arc-shaped groove 10 through the sliding fit between the opening formed in the fixed shaft 8 and the L-shaped block 12.

Referring to fig. 6, as another embodiment of the present invention, a first magnetic block 17 is fixedly connected to an inner wall of the positioning card slot 11, a second magnetic block 18 is fixedly connected to the positioning card block 16, and the second magnetic block 18 is attached to the first magnetic block 17; during operation, the fixing effect of the fixing shaft 8 and the fixing circular groove 9 is further enhanced through the mutual adsorption and lamination between the first magnetic block 17 and the second magnetic block 18, and dislocation during subsequent bolt connection is avoided.

The working principle is that a plurality of equidistant positioning through holes 4 arranged on a fixture fixing plate 3 are matched with positioning bolts to realize rapid positioning and locking of non-standard small batch workpieces, the resetting precision is high, the processing cost is greatly reduced, the fixture fixing plate 3 is combined with the existing modular fixture to realize one-time processing, the advantages of stable processing and large height stroke of a three-axis machine tool and the beneficial effect of simultaneously processing a plurality of surfaces by the four-axis machine tool are realized, the arbitrary combination and rapid switching of the fixture can be realized, the universal range is wide, the coordinates arranged on the fixture fixing plate 3 correspond to the positioning through holes 4, so that a worker can more accurately fix the workpieces on the fixture fixing plate 3, the fixing effect of the positioning bolts is enhanced by the thread sheaths 7 and the bushings arranged in the positioning through holes 4, when the fixture central disc 2 and the mounting disc 1 are mounted, the staff is earlier corresponding with L type piece 12 in the fixed circular slot 9 with the opening on the fixed axle 8 of anchor clamps center plate 2 bottom, slide fixed axle 8 in fixed circular slot 9 again, L type piece 12 slides in the opening on the fixed axle 8 simultaneously, rethread rotates anchor clamps center plate 2 and drives the fixed axle 8 rotation and make L type piece 12 slide in the arc wall 10 in fixed axle 8, make fixed axle 8 tentatively fix in fixed circular slot 9, when L type piece 12 slided to before positioning slot 11, drive slider 15 through the elastic potential energy of spring 14 and slide, make the positioning slot 16 with slider 15 rigid coupling slide in positioning slot 11, and then make fixed axle 8 and fixed circular slot 9 closely laminate, the bolt of being convenient for plays the assistance-localization real-time effect to the follow-up fixed of anchor clamps center plate 2.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a right angle piece universal fixturing which characterized in that: including installation disc (1), anchor clamps center plate (2), anchor clamps fixed plate (3) and auxiliary fixed plate (5), the top terminal surface of installation disc (1) is laminated with the bottom of anchor clamps center plate (2), be equipped with locating component between installation disc (1) and the anchor clamps center plate (2), the top terminal surface of anchor clamps center plate (2) and the bottom fixed connection of anchor clamps fixed plate (3), one side fixedly connected with auxiliary fixed plate (5) of anchor clamps fixed plate (3), a plurality of positioning hole (4) have been seted up on anchor clamps fixed plate (3) evenly, positioning hole (4) inner wall fixedly connected with screw thread sheath (7) and bush.

2. The universal jig for right angle blocks as claimed in claim 1, wherein: positioning hole (4) are the shoulder hole, and are a plurality of positioning hole (4) all are the equidistance and distribute, the top and one side of anchor clamps fixed plate (3) all are equipped with the coordinate, positioning hole (4) are corresponding with the coordinate.

3. The universal jig for right angle blocks as claimed in claim 2, wherein: the diameter of the upper section of the positioning through hole (4) is larger than that of the lower section of the positioning through hole, the thread sheath (7) and the lining are both arranged in the diameter of the upper section of the positioning through hole (4), threads are arranged on the inner wall of the thread sheath (7), and the top of the thread sheath (7) is attached to the bottom of the lining.

4. A right angle block universal fixture as claimed in claim 3, wherein: the auxiliary fixing plates (5) are arranged in two numbers, the two auxiliary fixing plates are symmetrically distributed on the fixture fixing plate (3), and a plurality of round holes are formed in the auxiliary fixing plates (5).

5. The universal jig for right angle blocks as claimed in claim 4, wherein: the fixture center plate (2) is provided with four threaded holes (6), the four threaded holes (6) are distributed in an annular array mode, four thread grooves are formed in the mounting disc (1), and the threaded holes (6) correspond to the thread grooves.

6. The universal jig for right angle blocks as claimed in claim 5, wherein: locating component includes fixed axle (8), fixed circular slot (9) and L type piece (12), the bottom end face center fixedly connected with fixed axle (8) of anchor clamps center plate (2), the bottom end face symmetry of fixed axle (8) is equipped with arc wall (10), the cross-section of arc wall (10) is the L type, the top end face of installation disc (1) is equipped with fixed circular slot (9), fixed axle (8) and fixed circular slot (9) sliding connection, the rigid coupling of the bottom symmetry of fixed circular slot (9) has two L type pieces (12), L type piece (12) and arc wall (10) sliding connection.

7. The universal jig for right angle blocks of claim 6, wherein: positioning clamping groove (11) have been seted up on one side inner wall of arc wall (10), one side of L type piece (12) is equipped with recess (13), fixedly connected with spring (14) on the inner wall of recess (13), the other end rigid coupling of spring (14) has slider (15), the opposite side rigid coupling of slider (15) has positioning fixture block (16), positioning fixture block (16) and positioning clamping groove (11) are laminated mutually, positioning fixture block (16) are the semiarc form.

8. The universal jig for right angle blocks of claim 7, wherein: two openings are formed in the end face of the bottom of the fixed shaft (8), the openings are communicated with the arc-shaped groove (10), and the openings are located on one side far away from the positioning clamping groove (11).