CN216705635U - Quick positioning punch - Google Patents

Abstract

The utility model provides a quick positioning punch, which comprises a punch rod and a stamping die arranged at the end part of the punch rod, wherein a positioning tip is arranged on the end surface of the stamping die, which is far away from the punch rod, the end part of the punch rod is sequentially provided with a first movable cavity and a second movable cavity along the axis of the punch rod, the diameter of the second movable cavity is smaller than that of the first movable cavity, a step surface is formed at the joint of the first movable cavity and the second movable cavity, the stamping die is provided with a lug, the lug is arranged in the first movable cavity in a sliding manner, one side of the stamping die, which is far away from the positioning tip, is provided with a sliding guide rod, the sliding guide rod is movably arranged in the second movable cavity, a pressure spring is arranged between the second movable cavity and the sliding guide rod, the punch rod is provided with a cap, and the cap is used for fixing the stamping die. The utility model improves the efficiency of punching, and can replace the positioning tip, thereby providing convenience for maintenance work.

Description

Quick positioning punch

Technical Field

The utility model relates to a punch of punching equipment, in particular to a quick positioning punch.

Background

In small volume part processing, a template processing series of holes is typically made. For example, square holes for assembling the panel and round holes for connecting with the guide rails are processed on the non-standard aluminum cabinet upright post. The series of holes are typically punched using a punch. The punching position is required to be determined when the punching machine works. How to improve the accuracy and efficiency of positioning during punching is an urgent problem to be solved by related technical personnel.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a quick positioning punch which can realize quick positioning, can replace a positioning tip and provides convenience for maintenance work.

The embodiment of the utility model is realized by the following technical scheme: the utility model provides a quick location drift, includes the jumper bar, still includes the die of disposition in the jumper bar tip, disposes the location pointed end on the terminal surface that the jumper bar was kept away from to the die, the jumper bar tip has disposed first activity chamber and second activity chamber along its axis in proper order, and the diameter in second activity chamber is less than the diameter in first activity chamber, and first activity chamber forms the step face with second activity chamber linking department, the die disposes the lug, and this lug slides and disposes in first activity intracavity, the die is kept away from the one side of fixing a position pointed end and is disposed the slip guide arm, and this slip guide arm activity disposes in second activity intracavity, disposes the pressure spring between second activity chamber and the slip guide arm, the jumper bar disposes the block, and this block is used for fixed die.

Further, the positioning tip is detachably disposed to the die.

Further, the pointed end of location disposes the kicking block, and the kicking block is kept away from pointed end one side and is connected with the fixture block, the die tip disposes the bayonet socket that corresponds with the fixture block, the die disposes the adapter sleeve that is used for fixed location pointed end, and this adapter sleeve disposes the through-hole, and this through-hole and the pointed end phase-match of location, adapter sleeve and die threaded connection.

Further, the kicking block is the ring form, and the section of this kicking block is trapezoidal, the adapter sleeve inner wall disposes the support inclined plane with this kicking block looks adaptation, when adapter sleeve threaded connection die, support inclined plane and kicking block closely laminate.

Further, the bayonet is in interference fit with the clamping block.

Furthermore, the bayonet and the clamping block are both cone bodies.

Further, the cap is in threaded connection with the plunger.

The technical scheme of the embodiment of the utility model at least has the following advantages and beneficial effects:

(1) the punching die realizes the positioning of punching by configuring the pressure spring and the positioning tip, the positioning tip is arranged at the punching position, the positioning tip is pressed at the position under the action of the pressure spring to complete the positioning, the positioning tip is prevented from being positioned inaccurately by sliding illumination, after the positioning is completed, the punch rod is punched under the driving action force, the punch rod moves leftwards under the driving action force, so that the pressure spring is further compressed, the step surface is contacted with the bump to drive the punch die to punch a thin plate hole, the punch die is guided and limited by configuring the first movable cavity, the straight punching of the punching die along the axis is ensured, the impact strength required by the punching die is ensured by the matching between the step surface and the bump, the structural arrangement is reasonable, and the service life of the pressure spring is prolonged.

(2) The utility model realizes the disassembly of the positioning tip by arranging the connecting sleeve, the ejector block, the fixture block and the bayonet, is convenient for replacing the damaged positioning tip, during the specific installation, firstly, the fixture block at the tail end of the positioning tip is arranged in the bayonet of the stamping die correspondingly, then the connecting sleeve is sleeved in the stamping die and screwed down by the screw thread, during the rotary screwing process of the connecting sleeve, the inner wall of the connecting sleeve is contacted with the ejector block of the positioning tip, thereby driving the positioning tip to be gradually pressed on the stamping die, the fixture block is tightly pressed in the bayonet, the connecting sleeve is tightly attached to the ejector block, the positioning tip protrudes out from the through hole of the connecting block, and the installation of the positioning tip is completed.

(3) According to the utility model, the top block is configured into a circular ring shape, and the section of the top block is trapezoidal, so that the contact area between the top block and the inner wall of the connecting sleeve is increased, and the stability of the positioning tip during installation is improved. Further, the bayonet and the clamping block are both cone-shaped, so that the connection strength between the clamping block and the bayonet is increased.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

icon: 1-punch rod, 11-first movable cavity, 12-second movable cavity, 13-step surface, 14-lug, 2-die, 21-sliding guide rod, 22-bayonet, 23-connecting sleeve, 3-positioning tip, 31-top block, 311-supporting inclined surface, 32-clamping block, 4-pressure spring and 5-cap.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are used, they are based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships usually placed when the products of this application are used, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

Referring to fig. 1 to 3, the embodiment provides a fast positioning punch, including a punch 1, where the punch 1 is disposed on a driving member of a punching device to punch a hole, and further including a die 2 disposed at an end of the punch 1, a positioning tip 3 is disposed on an end surface of the die 2 away from the punch 1, a first movable cavity 11 and a second movable cavity 12 are sequentially disposed at the end of the punch 1 along an axis thereof, a diameter of the second movable cavity 12 is smaller than a diameter of the first movable cavity 11, a stepped surface 13 is formed at a joint of the first movable cavity 11 and the second movable cavity 12, the die 2 is disposed with a bump 14, the bump 14 is slidably disposed in the first movable cavity 11, a side of the die 2 away from the positioning tip 3 is disposed with a sliding guide rod 21, the sliding guide rod 21 is movably disposed in the second movable cavity 12, and a compression spring 4 is disposed between the second movable cavity 12 and the sliding guide rod 21, the punch 1 is provided with a cap 5, which cap 5 serves to fix the die 2. The punching positioning is realized by configuring the pressure spring 4 and the positioning tip 3, the positioning tip 3 is arranged at the punching position, the positioning tip 3 is pressed at the position under the action of the pressure spring 4 to complete the positioning, the positioning tip 3 is prevented from sliding to cause inaccurate positioning, and after the positioning is completed, the punch 1 punches under the driving action force, as shown in fig. 1 and fig. 2, the punch 1 moves leftwards under the driving action force, so that the pressure spring 4 is further compressed, the step surface 13 is in contact with the bump 14 to drive the punch 2 to punch a thin plate hole, the punch 2 is guided and limited by configuring the first movable cavity 11, the punch 2 is ensured to linearly punch along the axis, and the impact strength required by the punch 2 is ensured through the matching between the step surface 13 and the bump 14, the structural arrangement is reasonable, and the service life of the pressure spring 4 is prolonged.

Further, in the present embodiment, the positioning tip 3 is easily damaged in long-term punching use, and the positioning tip 3 is detachably disposed on the die 2 in order to facilitate replacement of the positioning tip 3. Specifically, pointed 3 of location disposes kicking block 31, and the kicking block 31 is kept away from pointed one side and is connected with fixture block 32, 2 tip configurations of die have a bayonet 22 that corresponds with fixture block 32, and when fixture block 32 joint was in bayonet 22, this bayonet 22 was interference fit with fixture block 32, die 2 disposes the adapter sleeve 23 that is used for fixed location pointed 3, and this adapter sleeve 23 disposes the through-hole, and this through-hole and pointed 3 phase-matchs of location, adapter sleeve 23 and 2 threaded connection of die, specifically, adapter sleeve 23 inside wall and 2 outer walls of die dispose corresponding screw thread. Through configuration adapter sleeve 23, kicking block 31, fixture block 32 and bayonet socket, realized the dismantlement of location pointed end 3, be convenient for change damaged location pointed end 3, during the concrete installation, think earlier that location pointed end 3 terminal fixture block 32 corresponds to dispose in bayonet socket 22 of die 2, then use adapter sleeve 23 cover in die 2, screw-up through the screw thread, in adapter sleeve 23 rotatory tightening process, adapter sleeve 23 inner wall contacts with location pointed end 3 kicking block 31, thereby drive location pointed end 3 and compress tightly gradually on die 2, fixture block 32 sticiss in bayonet socket 22, adapter sleeve 23 closely laminates with kicking block 31, location pointed end 3 is outstanding from the connecting block through-hole, accomplish the installation of location pointed end 3, because adapter sleeve 23 adopts the screw thread to cup joint, make the die rod 1 after the installation have better wholeness, satisfy the demand of punching a hole.

Further, this embodiment, kicking block 31 is the ring form, and the section of this kicking block 31 is trapezoidal, adapter sleeve 23 inner wall configuration has the support inclined plane 311 with this kicking block 31 looks adaptation, and when adapter sleeve 23 threaded connection die 2, support inclined plane 311 and kicking block 31 closely laminate, through configuring kicking block 31 into the ring form and its section be trapezoidal to increased the area of contact between kicking block 31 and the adapter sleeve 23 inner wall, improved the stability when locating pointed end 3 installation. In this embodiment, the bayonet 22 and the latch 32 are both tapered, so as to increase the connection strength between the latch 32 and the bayonet 22.

In particular, the cap 5 is threadedly coupled to the punch 1, thereby facilitating installation of the die 2.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. The utility model provides a quick location drift, includes the jumper bar, its characterized in that: the stamping die is characterized by further comprising a stamping die arranged at the end part of the stamping die, a positioning tip is arranged on the end face, far away from the stamping die, of the stamping die, the end part of the stamping die is sequentially provided with a first movable cavity and a second movable cavity along the axis of the stamping die, the diameter of the second movable cavity is smaller than that of the first movable cavity, a step surface is formed at the joint of the first movable cavity and the second movable cavity, the stamping die is provided with a convex block, the convex block is arranged in the first movable cavity in a sliding mode, one side, far away from the positioning tip, of the stamping die is provided with a sliding guide rod, the sliding guide rod is movably arranged in the second movable cavity, a pressure spring is arranged between the second movable cavity and the sliding guide rod, the stamping die is provided with a cap, and the cap is used for fixing the stamping die.

2. A rapid positioning punch as recited in claim 1, wherein the positioning tip is removably disposed in the die.

3. The rapid positioning punch as claimed in claim 2, wherein the positioning tip is provided with a top block, one side of the top block away from the tip is connected with a clamping block, the end of the punching die is provided with a bayonet corresponding to the clamping block, the punching die is provided with a connecting sleeve for fixing the positioning tip, the connecting sleeve is provided with a through hole, the through hole is matched with the positioning tip, and the connecting sleeve is in threaded connection with the punching die.

4. The quick positioning punch as claimed in claim 3, wherein the ejector block is circular and trapezoidal in cross section, the inner wall of the connecting sleeve is provided with a supporting inclined surface matched with the ejector block, and when the connecting sleeve is in threaded connection with the punch die, the supporting inclined surface is tightly attached to the ejector block.

5. The quick set punch of claim 4, wherein the bayonet is an interference fit with the cartridge.

6. The punch as claimed in claim 5, wherein the bayonet and the latch are both tapered.

7. The quick set punch of claim 6, wherein the cap is threadably connected to the punch stem.

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