TWI572437B - Quick-release device for quickly positioning a vice on a platform - Google Patents

Description

Rapid die change positioning device

The present invention relates to a quick die change positioning device; in particular, it relates to a structural type revealer of an innovative rapid die change positioning device which can achieve a greatly simplified structure, a reduced manufacturing assembly cost, and a better rapid positioning and release function.

According to the actual experience of using a variety of processing machines currently available, there are problems and requirements for workpiece clamping.

In other words, for the working state of the processing machine that needs to continuously process the same type and specification, if the time-consuming and costly proofreading operation is required every time the workpiece is installed, it will have a great impact on the processing efficiency and cost. In view of this, the subsequent industry has developed a rapid mold change positioning device structure to respond.

However, it is found that the structure of the fast changeover positioning device has some problems and shortcomings in the practical application experience. It is because of the conventional structure design of the rapid die change positioning device, usually the hydraulic pressure positioning structure is introduced as its achievement. The mechanism of rapid positioning, however, the cost of this type of structure is quite high in the specific implementation, and there is also a problem of oil leakage. Therefore, how to develop an innovative structure with more ideal and practicality is necessary for the relevant industry to Think about the goals and direction of the breakthrough.

In view of this, the inventor has been engaged in the manufacturing development and design experience of related products for many years. After detailed design and careful evaluation, the inventor has finally obtained the practical invention.

The main object of the present invention is to provide a quick mold changing positioning device, and the technical problem to be solved is to think about how to develop a new type of rapid die changing positioning device structure with more ideal practicability. The quick die change positioning device is specifically designed to quickly position a workpiece holder on a processing platform.

The technical feature of the present invention is mainly to provide that the rapid die change positioning device comprises: at least two positioning seats, the spacing group is set on the processing platform, and each lower positioning seat comprises a vertical insertion hole and the vertical insertion hole a laterally accommodating hole having a vertical angle arrangement relationship between the holes, the vertical insertion hole and the lateral accommodating hole have a circular cross-sectional shape, and the partial area of the lateral accommodating hole and the vertical insertion hole are arranged A part of the side is in a state of being connected to each other to form a connecting portion; a rotating positioning button is a cylindrical type and is arranged in a rotatably movable state in the lateral receiving hole, and one end of the rotating positioning button is provided with a receiving portion for Driving the rotary positioning button to rotate; the first concave arc edge portion is formed on one side of the rotary positioning button, and the first concave arc edge portion is concave when the first concave arc edge portion is rotated to the corresponding communication portion angular position with the rotary positioning button The shape of the curved surface can be smoothly connected with the shape of the circular hole wall of the vertical insertion hole, and when the rotary positioning button has a cylindrical portion corresponding to the communicating portion, the circular hole wall of the vertical insertion hole is presented with Flat cutting edge At least two upper positioning rods, the circular convex rod type group is set at the bottom of the workpiece holder, and the upper positioning rods can be correspondingly inserted into the vertical insertion holes of the lower positioning seats; a second concave arc edge portion is formed on one side of the upper positioning plunger, and the position of the second concave arc edge portion corresponds to the communication portion, and when the rotary positioning button has a cylindrical portion corresponding to the communication portion, it can be fitted to the upper portion Positioning the second concave arc edge portion of the insertion rod to position the upper positioning plunger, and when the rotation positioning button is rotated until the first concave arc edge portion corresponds to the communication portion, the upper positioning plunger is configured to be released and detachable. .

The main effects and advantages of the present invention are that the rapid mold change positioning device can be greatly simplified in structure, the manufacturing assembly cost can be significantly reduced, the practical positioning of the rapid positioning and release function can be achieved, and the industrial economic benefit is better, and the manual control is applicable. Or different implementations such as automatic control.

Please refer to Figures 1, 2, 3 and 4, which are preferred embodiments of the rapid die change positioning device of the present invention, but the embodiments are for illustrative purposes only and are not limited by the structure in the patent application. The quick die change positioning device A is dedicated to quickly position a workpiece holder 10 on a processing platform 20, the quick die change positioning device A includes: at least two lower positioning blocks 30, and a spacer group setting position ( For example, a bolt lock group can be used on the processing platform 20, and each lower positioning seat 30 includes a vertical insertion hole 31 and a horizontal receiving hole disposed at a perpendicular angle relationship with the vertical insertion hole 31. 32. The vertical insertion hole 31 and the lateral receiving hole 32 have a circular cross-sectional shape, and a partial area of one side of the lateral receiving hole 32 and a partial area of the vertical insertion hole 31 are A connecting portion 33 is formed in a state of being connected to each other; a rotating positioning button 40 is disposed in the horizontal receiving hole 32 in a cylindrical shape and in a rotatable movable state, and the rotating positioning button 40 is provided with a receiving portion at one end thereof. 41 for driving the rotary positioning button 40 for rotation; the first concave arc edge portion 401, shaped On one side of the rotary positioning button 40, when the first concave arc edge portion 401 is rotated to the angular position of the corresponding communication portion 33 with the rotary positioning button 40, the concave curved surface shape of the first concave arc edge portion 401 is just opposite to The circular hole wall shape of the insertion hole 31 is smoothly engaged (as shown in FIG. 6), and when the rotary positioning button 40 corresponds to the communication portion 33 with the cylindrical portion thereof, the circular shape of the vertical insertion hole 31 is formed there. The wall of the hole will have a shape with a flat cutting edge (as shown in Fig. 7); at least two upper positioning rods 50 are arranged in a circular convex rod type at the bottom of the workpiece holder 10, and each positioning rod 50 can be correspondingly inserted into the vertical insertion hole 31 of each lower positioning seat 30; the second concave arc edge portion 502 is formed on one side of the upper positioning plunger 50, and the second concave arc edge portion 502 The position corresponds to the communication portion 33. When the rotary positioning button 40 corresponds to the communication portion 33 with its cylindrical portion, it can be fitted to the second concave arc edge portion 502 formed by the upper positioning plunger 50, so that the upper positioning rod is inserted. 50 is in a positioned state (as shown in FIG. 5), and when the rotary positioning button 40 is rotated until the first concave arc edge portion 401 corresponds to the communication portion 33, then To form the positioning latch release 50 may be disengaged state (as shown in FIG. 4).

As shown in FIG. 3, the movable portion 41 provided at one end of the rotary positioning button 40 can be a tool insertion hole 413 (such as a hexagonal hole groove), and can be used by an existing tool (such as a hex wrench). ) to rotationally control the rotary positioning button 40.

With the above structural composition and technical features, the rapid mold change positioning device A of the present invention is applied as shown in the first and second figures, and is mainly used to quickly position a workpiece holder 10 on a processing platform 20, Therefore, the workpiece can be processed to achieve rapid positioning and release replacement, and the processing efficiency is greatly improved; the use of the actuation situation is as an example of the embodiment shown in Figures 1 to 3, when we want to use the quick change When the mold positioning device A assembles and positions the workpiece holder 10 on the processing platform 20, firstly, as shown in FIG. 4, the first concave arc edge portion 401 of the rotary positioning button 40 must first be rotated to the corresponding lower positioning seat. The angular position of the connecting portion 33 is such that the concave curved surface shape constituting the first concave arc edge portion 401 smoothly engages with the circular hole wall shape of the vertical insertion hole 31, and thus is disposed on the bottom of the workpiece holder 10 The positioning plunger 50 can be smoothly inserted into the vertical insertion hole 31 of the lower positioning seat 30 (as shown in Figures 5 and 6), and then the rotation of the rotary positioning button 40 is performed (as shown by the arrow L1 in Fig. 5). Shown to the angular position of the cylindrical portion corresponding to the communicating portion 33, that is, The second concave arc edge portion 502 formed by the upper positioning plunger 50 can be engaged to position the upper positioning plunger 50 (as shown in FIGS. 5 and 7), that is, the workpiece holder 10 and the processing platform 20 When the positioning position is reached, the first concave arc edge portion 401 of the rotary positioning button 40 only needs to be rotated to the angular position corresponding to the communication portion 33 of the lower positioning seat 30 when the workpiece holder 10 is to be released. The workpiece holder 10 can be quickly released.

As shown in FIGS. 9 and 10, the movable portion 41 provided at one end of the rotary positioning button 40 may also be a gear 415, so that the corresponding position of the lower positioning base 30 is provided with a lateral tooth row 60 that can be moved forward and backward. The transverse tooth row 60 has one end engaged with the gear 415, and the other end is provided with an external actuator 70 outside the lower positioning seat 30. (Note: can be mechanically actuated or hydraulically actuated, etc.) The forward and reverse states of the lateral tooth row 60 can be controlled by the actuator 70, and the transmission gear 415, together with the rotary positioning button 40, produces a reverse rotation. In this example, a structural embodiment in which the rotary positioning button 40 can be manipulated by an automatic control mode is provided to support the embodiment of the present invention that the rapid die change positioning device A can also automatically control its positioning and release states.

As shown in Figures 4 and 5, wherein the upper positioning plunger 50 is set at the bottom of the workpiece holder 10, a stud 51 can be formed on the top end of the upper positioning plunger 50, and the bottom of the workpiece holder 10 Correspondingly, a screw hole 11 is provided to achieve a set position state of the upper positioning plunger 50 by the screw 51 being screwed to the screw hole 11 .

As shown in FIG. 8 , wherein the upper positioning plunger 50 is set at the bottom of the workpiece holder 10 , and the upper positioning plunger 50 can also be provided with a vertical stepped through hole 52 for a bolt 53 . The bottom of the workpiece holder 10 is provided with a screw hole 11 at the bottom of the workpiece holder 10. The screw 53 is screwed to the screw hole 11 to achieve a set position state of the upper positioning plunger 50.

Advantages of the Invention: The "fast die change positioning device" disclosed in the present invention mainly utilizes the lower positioning seat, the rotary positioning button, the first concave arc edge portion, the upper positioning plunger, and the second concave arc edge portion. The unique structural form and technical features make the present invention completely obviate the conventionally complicated and expensive hydraulic positioning mechanism and structure, and only adopt the manufacturing structure according to the conventional structure proposed in the prior art. The extremely simple cylinder is matched with the positioning type of the concave arc edge, so that the rapid die change positioning device can be greatly simplified in structure, the manufacturing assembly cost can be significantly reduced, and the practical rapidity and better industry for better rapid positioning and release functions can be achieved. Economic benefits, and apply to different implementations such as manual control or automatic control.

The above embodiments are intended to be illustrative of the present invention, and are not to be construed as limiting the scope of the invention. The principles are changed and modified to achieve an equivalent purpose, and such changes and modifications are to be included in the scope defined by the scope of the patent application as described later.

A‧‧‧Quick changeover positioning device

10‧‧‧Workpiece holder

11‧‧‧ screw holes

20‧‧‧Processing platform

30‧‧‧ lower positioning seat

31‧‧‧Vertically inserted holes

32‧‧‧ Horizontal access hole

33‧‧‧Connecting parts

40‧‧‧Rotary positioning button

41‧‧‧Received Department

401‧‧‧First concave arc edge

413‧‧‧Tool jack

415‧‧‧ gears

50‧‧‧Upper positioning rod

502‧‧‧second concave arc edge

51‧‧‧ Stud

52‧‧‧Upward stepped through hole

53‧‧‧Bolts

60‧‧‧ transverse tooth row

70‧‧‧Actuator

L1‧‧‧ arrows

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a diagram of an embodiment of a rapid die change positioning apparatus of the present invention for positioning a workpiece holder on a processing platform. Figure 2 is an exploded view of the workpiece holder and the processing platform of Figure 1. Figure 3 is a perspective view showing the structure of a preferred embodiment of the rapid die change positioning device of the present invention. Figure 4 is an exploded cross-sectional view showing the structure of the rapid die change positioning device of the present invention. Figure 5 is a cross-sectional view showing a partial structure of the rapid die changing positioning device of the present invention. Fig. 6 is a cross-sectional view showing the first concave arc edge portion of the present invention rotated to an angular position corresponding to the communicating portion. Fig. 7 is a cross-sectional view showing the rotary positioning knob of the present invention with its cylindrical portion corresponding to the communication portion. Figure 8 is a view showing another embodiment of the configuration in which the positioning plunger set is positioned at the bottom of the workpiece holder. Fig. 9 is a view showing an embodiment in which the driven portion of the present invention is a gear. Figure 10 is a side elevational view of the embodiment of Figure 9.

A‧‧‧Quick changeover positioning device

20‧‧‧Processing platform

30‧‧‧ lower positioning seat

31‧‧‧Vertically inserted holes

32‧‧‧ Horizontal access hole

33‧‧‧Connecting parts

40‧‧‧Rotary positioning button

41‧‧‧Received Department

401‧‧‧First concave arc edge

413‧‧‧Tool jack

50‧‧‧Upper positioning rod

502‧‧‧second concave arc edge

51‧‧‧ Stud

Claims (5)

A quick die changing positioning device is specially designed to quickly position a workpiece holder on a processing platform, the quick die changing positioning device comprises: at least two positioning seats, the spacing group is set on the processing platform, each lower The positioning seat includes a vertical insertion hole and a horizontal receiving hole disposed at a perpendicular angle with the vertical insertion hole, and the vertical insertion hole and the lateral receiving hole have a circular cross-sectional shape. And a partial region of the laterally-accommodating hole and a partial region of the vertical insertion hole are in a state of mutual communication to form a communication portion; a rotary positioning button is a cylindrical shape and is rotatable The movable state group is disposed in the lateral accommodating hole, and one end of the rotary positioning button is provided for driving the rotary positioning button to rotate; the first concave arc edge portion is formed on one side of the rotary positioning button, when the first When the concave arc edge portion is rotated to the corresponding communication portion angular position, the concave curved surface shape of the first concave arc edge portion can smoothly conform to the circular hole wall shape of the vertical insertion hole, and when rotating Positioning button with its circle When the portion corresponds to the connecting portion, the circular hole wall of the vertical insertion hole may have a shape with a flat cutting edge; at least two positioning rods are arranged, and the circular protruding rod type group is set at the workpiece holding seat. At the bottom, each of the upper positioning rods can be correspondingly inserted into the vertical insertion holes of the lower positioning seats; the second concave arc edge portion is formed on one side of the upper positioning rod, and the second concave arc edge The position of the portion corresponds to the communication portion. When the rotary positioning button has a cylindrical portion corresponding to the communication portion, it can be fitted into the second concave arc edge portion formed by the upper positioning plunger, so that the upper positioning plunger is positioned. When the rotary positioning button is rotated until the first concave arc edge portion corresponds to the communication portion, the upper positioning plunger is configured to be released and detachable. The quick changeover positioning device according to the first aspect of the invention, wherein the movable portion provided at one end of the rotary positioning button is a tool insertion hole, and the rotary positioning button can be rotated and controlled by one of the tools. The quick changeover positioning device according to the first aspect of the invention, wherein the movable portion of one end of the rotary positioning button is a gear, so that a corresponding lateral position of the lower positioning seat is provided with a lateral tooth capable of moving forward and backward. a row, the transverse tooth row is engaged with the gear at one end, and the other end is connected with an external actuator provided by the lower positioning seat, and the actuator can control the advancement and retreat state of the lateral tooth row, and then the transmission gear is provided together with Rotating the positioning knob produces a reverse rotation. The quick changeover positioning device according to the second or third aspect of the invention, wherein the upper positioning plunger set is disposed at a bottom of the workpiece holder, and is formed on the top of the upper positioning plunger to form a stud, and the workpiece is clamped. The bottom of the seat is correspondingly provided with a screw hole, so that the stud is screwed to the screw hole to achieve the set position state of the upper positioning plunger. The rapid die change positioning device according to claim 2, wherein the upper positioning plunger set is set at a bottom of the workpiece holder, and the upper positioning plunger is provided with an upright stepped through hole. For a bolt to pass from the bottom to the upper group, the bottom of the workpiece holder is correspondingly provided with a screw hole, so that the bolt is screwed to the screw hole to achieve the set position state of the upper positioning plunger.