TWI618600B - Plate positioning structure - Google Patents

Abstract

The present invention relates to a "plate member positioning structure" which is composed of a substrate, a replacement plate, one or more receiving sleeves and one or more positioning members; the receiving sleeve has a perforation in the center, and the perforated bottom surface has an enlarged portion. Each of the receiving sleeves is respectively fixed in each receiving groove of the substrate, and the positioning members are respectively formed by a positioning rod with a screw hole, a positioning screw screwed on the inner screw hole, a four steel ball, a limit ring, and a The cap and a set of bushings disposed on the outer periphery of the positioning rod, the rod portion of the positioning rod has a first hole communicating with the inner screw hole, the first hole is for receiving the steel ball, and the outer circumference of the rod portion is respectively The second hole is connected with the first hole, the second hole is for the steel ball, and the limiting ring is sleeved in the second hole of the rod and the steel ball is circled, and the cap is screwed The bottom surface of the first hole is formed; thereby, it is ensured that the steel ball after the loading does not fall out, and the installation method is simple and quick to locate.

Description

Plate positioning structure

The present invention relates to a "plate member positioning structure", and more particularly to a positioning structure which can facilitate the user to ensure that the steel ball does not fall out during the assembly process of the positioning rod, and can quickly position the plate member on the processing work platform.

According to the Taiwan Patent Publication No. M358693, a fixture for rapid positioning of a workpiece mainly comprises a fixed base, a position-receiving portion, a workpiece joint and a joint positioning member, and the position-receiving portion is disposed in the receiving groove of the fixed base, The positioning portion has a snap ring surface, and the joint positioning member includes a positioning rod. The lower portion of the positioning rod is provided with a three-hole hole communicating with the vertical hole groove, and each of the hole holes is accommodated with a positioning bead body which can be laterally displaced or retracted or The outer convex shape, and the positioning bead body and the screwing anti-pushing column are arranged with a brake bead body; when the screwing is pushed against the push column, the brake bead body can be pushed downward to push the positioning bead body outward. The convex shape is further engaged with the engaging portion of the positioning portion, and the positioning position of the workpiece connecting seat and the fixed base is positioned.

Although the foregoing composition can achieve the assembly and positioning effect of the workpiece and the working platform, the positioning bead system is directly inserted into the three-hole of the positioning rod, which is likely to cause the positioning bead to fall out of the self-receiving hole during assembly, and cannot be Achieving the intended use effect; therefore, all the shortcomings of the above-mentioned conventional practices are necessary for further improvement.

The inventor has engaged in the improvement of the current structure, so The multi-product production and sales experience of related products, and the methods for deep improvement of the existing problems, after a number of improved tests, finally created a workpiece positioning structure.

Accordingly, the main object of the present invention is to provide a panel positioning structure that ensures that steel balls do not fall out and that the mounting method is simple and convenient.

Another object of the present invention is to provide a panel positioning structure that is more convenient, quick, and accurate in assembling and positioning operations, and improves processing efficiency and quality.

In order to achieve the above object, the present invention provides a board positioning structure, comprising: a substrate, the corners of the substrate are respectively provided with a receiving groove; one or more receiving sleeves, the receiving sleeve has a perforation in the center, and the receiving The sleeve has an enlarged portion at an inner surface of the perforation, the enlarged portion has an inner tapered edge, and each receiving sleeve is respectively mounted in each receiving groove of the substrate; a replacement plate, the replacement plate is opposite to the Each of the accommodating groove positions of the substrate has a boring hole, and the replacement plate is mounted on the top surface of the substrate; and one or more positioning members are respectively provided by a positioning rod with a screw hole and a screw a positioning screw, a four-steel ball, a limiting ring, a cap and a bushing disposed on an outer circumference of the positioning rod; the positioning rod has a head and a rod, the rod The first hole is connected to the inner screw hole, and the first hole is for receiving the steel ball, and the outer peripheral setting position of the rod portion is respectively provided with three second holes communicating with the first hole a hole, the second hole is for receiving the steel ball, and the limit A second collar disposed on each of the receiving bore and the stem of the ball to the three-ring is provided, and the cap is screwed on the bottom surface line of the receiving hole of the first.

Each of the receiving slots of the substrate has a plurality of screw holes, and each receiving sleeve has a consistent hole with respect to each screw hole position, and each of the through holes is respectively provided with a bolt, and is respectively screwed into each screw hole. .

Wherein, the top edge of each of the replacement plates has an enlarged trap, and the trap is for receiving the head of the positioning rod.

Wherein, the limiting ring is an O-ring.

Wherein, the top end of the positioning screw has a hexagon socket.

Wherein, the outer periphery of the rod portion of the positioning rod is provided with a plurality of chip flutes.

Wherein, the chip flute is spiral.

Wherein, the cap is provided with an arc-shaped edge toward one side of each steel ball, and the arc-shaped edge is provided for the steel balls to be received.

Wherein, the cap is provided with two or more operation holes on one side of the steel ball.

The drawings in accordance with the preferred embodiments of the present invention are further described below in order to enable those skilled in the art to practice the invention.

10‧‧‧Substrate

11‧‧‧ accommodating slots

12‧‧‧ screw holes

20‧‧‧Receive sets

21‧‧‧Perforation

22‧‧‧Expanding Department

23‧‧‧ inner cone

24‧‧‧through holes

25‧‧‧ bolt

30‧‧‧Replacement board

31‧‧‧镂孔

32‧‧‧ trap

40‧‧‧ Positioning parts

41‧‧‧ Positioning rod

411‧‧‧Neutral hole

412‧‧‧ head

413‧‧‧ Rod

414‧‧‧First hole

415‧‧‧Second hole

416‧‧‧ chip flute

42‧‧‧Setting screws

421‧‧‧ hex socket

43‧‧‧ steel balls

44‧‧‧ Limit ring

45‧‧‧Cap

451‧‧‧Arc edge

452‧‧‧Operation hole

46‧‧‧ bushing

A‧‧‧ tools

B‧‧‧Workpiece

The first figure is a schematic view of the appearance of the embodiment of the present invention before assembly.

The second drawing is a partial perspective exploded view of the present invention.

The third figure is a schematic view of the assembled appearance of the embodiment of the present invention.

The fourth figure is a perspective exploded view of the present invention.

The fifth figure is a schematic cross-sectional view of the positioning member of the present invention.

The sixth drawing is a schematic cross-sectional view (1) of the embodiment of the present invention.

The seventh drawing is a schematic cross-sectional view (II) of the embodiment of the present invention.

First, with reference to the first to seventh figures, the present invention is a board positioning structure, comprising: a substrate 10, wherein the corners of the substrate 10 are respectively provided with a receiving groove 11; one or more receiving sleeves 20, the receiving sleeve 20 has a through hole 21 in the center thereof, and the receiving sleeve 20 has an enlarged portion 22 at a bottom surface of the through hole 21, the enlarged portion 22 has an inner tapered edge 23, and each receiving sleeve 20 is separately mounted Each of the accommodating slots 11 is fixed in the accommodating groove 11 of the substrate 10; a replacement plate 30 has a boring 31 corresponding to the position of each accommodating groove 11 of the substrate 10, and the replacement plate 30 is attached The positioning member 40 is disposed on the top surface of the substrate 10; the positioning member 40 is respectively disposed by a positioning rod 41 having an inner screw hole 411, a positioning screw 42 screwed to the inner screw hole 411, and four steel balls 43. a limiting ring 44, a cap 45 and a sleeve 46 disposed on the outer periphery of the positioning rod 41; the positioning rod 41 has a head portion 412 and a rod portion 413 having the rod portion 413 therein a first hole 414 communicating with the inner screw hole 411, the first hole 414 is for receiving the steel ball 43, and the outer portion of the rod portion 413 The second edge 415 is connected to the first hole 414, and the second hole 415 is received by the steel ball 43. The limiting ring 44 is sleeved on the rod 413. The three steel balls 43 are looped in the second holes 415, and the caps 45 are screwed on the bottom surface of the first holes 414.

Each of the accommodating slots 11 of the substrate 10 has a plurality of screw holes 12, Each of the receiving sleeves 20 has a constant hole 24 at a position relative to each of the screw holes 12, and each of the through holes 24 is respectively passed through a bolt 25 and screwed into each of the screw holes 12.

The top edge of each of the boring holes 31 of the replacement plate 30 has an enlarged recess 32, and the recess 32 is received by the head 412 of the positioning rod 41.

The limiting ring 44 is an O-ring.

The top end of the set screw 42 has a hexagon socket 421 which is operable by the tool A (as shown in the seventh figure).

The outer periphery of the rod portion 413 of the positioning rod 41 is provided with a plurality of chip flutes 416.

Wherein, the chip flute 416 is spiral.

The cap 45 is provided with an arcuate edge 451 on one side of each of the steel balls 43. The arcuate edge 451 is received by the steel balls 43.

The cap 45 is provided with two or more operation holes 452 on one side of the steel ball 43. The two operation holes 452 are operable by the tool.

With the above combination, please refer to the first to seventh figures. The present invention mainly relates to the rapid integration of the workpiece B on the working platform of the existing processing machine (not shown), and In the operation mode of the invention, the substrate 10 is first assembled and positioned on the working platform of the processing machine, and at the same time, it is proofreaded to ensure the position is accurate, and then the positioning member 40 sleeved with the bushing 46 is installed. In the boring hole 31 of the replacement plate 30, and the replacement plate 30 is stacked on the substrate 10 (as shown in the third figure), the positioning rods 41 of the positioning members 40 are inserted into the through holes 21 of the receiving sleeve 20, The tool A is rotated by the positioning screw 42 (as shown in the seventh figure) to be displaced downward, and the bottom end of the positioning screw 42 is pushed to the first capacity. The steel ball 43 in the hole 414 is downward, and when the steel ball 43 is displaced downward, the other three steel balls 43 can be synchronously pushed outward for radial displacement, so that the three steel balls 43 can be engaged with the inner cone of the receiving sleeve 20. The edge 23 (as shown in the seventh figure), in this way, the combined positioning of the replacement board 30 and the substrate 10 can be completed, and the overall operation mode is simple and convenient, and has practical utility.

The present invention is designed to be radially outwardly displaced by the steel balls 43 accommodated in the first bore 414 and the other three steel balls 43 accommodated in the second bore 415, except for the center of each combined part. In addition to the automatic correction function of the point, the combined positioning and replacement work of the replacement board 30 and the substrate 10 of the present invention can be easily and quickly completed by rotating the positioning screw 42, eliminating the time-consuming adjustment and proofreading process, and the overall assembly. The positioning operation is more convenient, fast and accurate, and thus improves the efficiency and quality of the processing operation, and is convenient and practical.

In addition, the present invention utilizes the limiting ring 44 to be disposed in each of the second bores 415 of the rod portion 413 of the positioning rod 41 so as to be looped into the three steel balls 43 accommodated in the second bore 415. The steel ball 43 can be prevented from falling out after the assembly is completed, and the overall installation method is simple and convenient, and has practical utility.

Furthermore, the present invention utilizes a plurality of chip flutes 416 on the outer periphery of the rod portion 413 of the positioning rod 41. In addition to the chip evacuation function, the design of the spiral groove can also conduct air, so that the positioning rod 41 can be easily taken out.

In summary, the workpiece positioning structure of the present invention effectively improves various disadvantages of the conventional structure, and the main technical means of the present invention are not found in any related publications, and are in conformity with the application requirements of the invention patents, and apply according to law. , please ask the bureau to grant the patent right of the invention.

Claims (9)

A plate positioning structure includes: a substrate, wherein the four corners of the substrate are respectively provided with a receiving groove; one or more receiving sleeves, the receiving sleeve has a perforation at the center thereof, and the receiving sleeve has a bottom surface at the perforation An enlarged portion having an inner tapered edge, and each receiving sleeve is respectively disposed in each receiving groove of the substrate; and a replacement plate having a position corresponding to each receiving groove of the substrate a boring hole, and the replacement plate is mounted on the top surface of the substrate; and more than one positioning member, the positioning member is respectively formed by a positioning rod with an inner screw hole, a positioning screw screwed on the inner screw hole, a steel ball, a limit ring, a cap and a bushing disposed on an outer circumference of the positioning rod; the positioning rod has a head and a rod portion, and the rod portion has a connection with the inner screw hole a first hole, the first hole is for receiving the steel ball, and the outer peripheral setting position of the rod portion is respectively provided with three second holes communicating with the first hole, the second hole system For the other three steel balls to be accommodated, and the limit ring is sleeved on each of the rod portions The three steel balls are circulated in the two holes to ensure that the three steel balls do not fall out after the assembly is completed, and the cap is screwed on the bottom surface of the first hole; The positioning member is installed in the boring hole of the replacement plate, and the replacement plate assembly is stacked on the substrate, so that the positioning rod of each positioning member protrudes into the through hole of the receiving sleeve, and by rotating the positioning screw, Displaceing downwardly, the bottom end of the set screw is pushed against the steel ball placed in the first hole, and when the steel ball is displaced downward, the other three steel balls can be pushed out simultaneously The radial displacement enables the three steel balls to be engaged with the inner tapered edge of the receiving sleeve. The board positioning structure according to claim 1, wherein each of the substrates Each of the receiving sleeves has a plurality of screw holes, and each of the receiving sleeves has a constant hole with respect to each of the screw holes, and each of the through holes is respectively provided with a bolt and is screwed into each of the screw holes. The plate positioning structure of claim 1, wherein the top edge of each of the replacement plates has an enlarged trap, and the trap is received by the head of the positioning rod. The panel positioning structure according to claim 1, wherein the limiting ring is an O-ring. The plate positioning structure according to claim 1, wherein the top end of the positioning screw has a hexagon socket. The plate positioning structure according to the first aspect of the invention, wherein the outer periphery of the rod portion of the positioning rod is provided with a plurality of chip flutes. The plate positioning structure according to claim 6, wherein the chip flute is spiral. The plate positioning structure according to claim 1, wherein the cap is provided with an arc-shaped edge toward one side of the three steel balls, and the arc-shaped edge is configured to receive the three steel balls. The plate positioning structure according to claim 1, wherein the cap is provided with two or more operation holes different from one side of the steel ball.