CN213033433U - Manual positioning device of turret punch press - Google Patents

Abstract

The utility model relates to a machining equipment field, concretely relates to manual positioner of capstan head punch press, include: the lathe bed comprises a lathe bed body, an upper turntable and a lower turntable corresponding to the upper turntable, and further comprises a positioning mechanism for circumferentially positioning the upper turntable and the lower turntable and a pushing mechanism for pushing the positioning mechanism; the positioning mechanism comprises a sleeve connected with the pushing mechanism and an upper screw and a lower screw which are oppositely arranged at two ends of the sleeve; the lower surface of the upper rotary table is annularly provided with a plurality of upper threaded holes matched with the upper screw rods, the upper surface of the lower rotary table is annularly provided with a plurality of lower threaded holes matched with the lower screw rods, and the thread directions of the upper threaded holes and the lower threaded holes are opposite. The utility model discloses rational in infrastructure, the last screw hole that utilizes the carousel forms the left-hand thread structure with the lower screw hole of lower carousel, has further improved the circumference locking of last carousel with lower carousel, improves the punching press quality and the safety of punch press.

Description

Manual positioning device of turret punch press

Technical Field

The utility model relates to a machining equipment field especially relates to a manual positioner of capstan head punch press.

Background

At present, a transmission mechanism for driving a turntable to rotate is of a chain type, a worm and gear type or a cylinder type; chain drive mode's use is more common, chain drive mode leads to the carousel to rotate behind the corresponding angle (the chain has certain elasticity), the carousel still can produce the circumference of less angle and rock, thereby make the precision of processing reduce, simultaneously last stamping die on the carousel can not align with lower stamping die, make stamping die receive great wearing and tearing easily, service life is reduced, adopt positioner to fix a position the carousel under the normal conditions, make last stamping die align with lower stamping die and do not produce the rocking of circumferencial direction.

The positioning device in the prior art mostly adopts automatic positioning, and can meet the positioning requirement, but because in the actual operation, damage easily and the cost is higher to current positioning device when the location, produces less circumferential displacement easily after last carousel and the lower carousel location, influences the normal work of punch press, needs to improve.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the main technical problem who solves provides a capstan head punch press's manual positioner, has prevented the production of last carousel and lower carousel location back circumferential displacement to manual location, simple structure is not fragile.

In order to solve the technical problem, the utility model discloses a technical scheme be: there is provided a manual positioning apparatus of a turret punch press, comprising: the lathe bed comprises a lathe bed body, an upper turntable and a lower turntable corresponding to the upper turntable, and further comprises a positioning mechanism for circumferentially positioning the upper turntable and the lower turntable and a pushing mechanism for pushing the positioning mechanism;

the positioning mechanism comprises a sleeve connected with the pushing mechanism and an upper screw and a lower screw which are oppositely arranged at two ends of the sleeve;

the lower surface of the upper rotary table is annularly provided with a plurality of upper threaded holes matched with the upper screw rods, the upper surface of the lower rotary table is annularly provided with a plurality of lower threaded holes matched with the lower screw rods, and the thread directions of the upper threaded holes and the lower threaded holes are opposite.

Wherein, be provided with the internal thread that is connected with last screw rod and lower screw rod in the sleeve.

Wherein, the thread direction of the upper screw rod and the lower screw rod is the same.

The pushing mechanism comprises a hydraulic cylinder and an elastic plate which plays a role in buffering the hydraulic cylinder.

The elastic plate is arranged at the tail end of the hydraulic cylinder and connected with the lathe bed.

Wherein, the elastic plate is processed by a wear-resistant rubber plate.

The utility model has the advantages that: the utility model discloses a manual positioner of capstan head punch press, the last screw hole that utilizes the carousel forms the anti-thread structure with the lower screw hole of carousel down, has further improved the circumference locking of carousel and carousel down, improves the punching press quality and the safety of punch press.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and 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 without inventive work, wherein:

fig. 1 is a schematic structural view of a preferred embodiment of a manual positioning device of a turret punch press according to the present invention;

FIG. 2 is an enlarged view of the manual positioning device;

FIG. 3 is a bottom view of the upper turntable;

fig. 4 is a top view of the lower turntable.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for purposes of illustration and explanation only and are not intended to limit the invention.

It should be noted that these drawings are simplified schematic views, and the basic structure of the present invention is described only in a schematic manner, and therefore, only the configuration related to the present invention is shown.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, an embodiment of the present invention includes:

a manual positioning device of a turret punch press, comprising: the punching machine comprises a machine body 1, an upper rotary disc 4 and a lower rotary disc 5 corresponding to the upper rotary disc 4, and further comprises a positioning mechanism 20 for circumferentially positioning the upper rotary disc 4 and the lower rotary disc 5 and a pushing mechanism 30 for pushing the positioning mechanism 20, wherein the positioning mechanism 20 is pushed to a position between the upper rotary disc 4 and the lower rotary disc to circumferentially position the upper rotary disc 5 and the lower rotary disc 5 under the pushing action of the pushing mechanism 30, so that the working stability of the upper rotary disc 4 and the lower rotary disc 5 is improved, and the punching quality and the punching safety are improved;

the positioning mechanism 20 comprises a sleeve 21 connected with the pushing mechanism 30 and an upper screw 22 and a lower screw 23 which are oppositely arranged at two ends of the sleeve 21; the lower surface of the upper rotary table 4 is annularly provided with a plurality of upper threaded holes 41 matched with the upper screw rods 22, the upper surface of the lower rotary table 5 is annularly provided with a plurality of lower threaded holes 51 matched with the lower screw rods 23, the thread directions of the upper threaded holes 41 and the lower threaded holes 51 are opposite, when the lower rotary table is used, the upper screw rods 22 are manually screwed into the upper threaded holes 41, the lower screw rods 23 are manually screwed into the lower threaded holes 51, and due to the fact that the thread directions of the upper threaded holes 41 and the lower threaded holes 51 are opposite, the upper rotary table 4 and the lower rotary table 5 cannot generate any small displacement in the circumferential direction, centering of an upper die on the upper rotary table 4 and a lower die on the lower rotary table 5 is promoted, and the product processing quality.

Furthermore, the sleeve 21 is internally provided with internal threads connected with the upper screw 22 and the lower screw 23, and the internal threads are in threaded connection, so that the connection is reliable and is not loosened.

Further, the thread directions of the upper screw 22 and the lower screw 23 are the same.

Further, the pushing mechanism 30 includes a hydraulic cylinder 31 and an elastic plate 32 for buffering the hydraulic cylinder, so that the vibration force generated by the hydraulic cylinder 31 does not cause damage when the punching operation is performed.

Further, the elastic plate 32 is arranged at the tail end of the hydraulic cylinder 31 and connected with the lathe bed 1, and the elastic plate 3 is formed by processing a wear-resistant rubber plate, so that the elastic plate is good in elasticity, wear-resistant and good in buffering effect.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.

Claims (6)

1. A manual positioning device of a turret punch press, comprising: the lathe comprises a lathe body, an upper turntable and a lower turntable corresponding to the upper turntable, and is characterized by also comprising a positioning mechanism for circumferentially positioning the upper turntable and the lower turntable and a pushing mechanism for pushing the positioning mechanism;

the positioning mechanism comprises a sleeve connected with the pushing mechanism and an upper screw and a lower screw which are oppositely arranged at two ends of the sleeve;

the lower surface of the upper rotary table is annularly provided with a plurality of upper threaded holes matched with the upper screw rods, the upper surface of the lower rotary table is annularly provided with a plurality of lower threaded holes matched with the lower screw rods, and the thread directions of the upper threaded holes and the lower threaded holes are opposite.

2. The manual positioning apparatus of turret punch press according to claim 1, wherein,

and the sleeve is internally provided with an internal thread connected with the upper screw rod and the lower screw rod.

3. The manual positioning apparatus of turret punch press according to claim 1, wherein,

the thread directions of the upper screw and the lower screw are the same.

4. The manual positioning apparatus of turret punch press according to claim 1, wherein,

the pushing mechanism comprises a hydraulic cylinder and an elastic plate which has a buffering effect on the hydraulic cylinder.

5. The manual positioning apparatus of turret punch press according to claim 4, wherein,

the elastic plate is arranged at the tail end of the hydraulic cylinder and connected with the lathe bed.

6. The manual positioning apparatus of turret punch press according to claim 4, wherein,

the elastic plate is formed by processing a wear-resistant rubber plate.

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