CN211595688U

CN211595688U - Perforating device capable of positioning and tensioning for leather production

Info

Publication number: CN211595688U
Application number: CN201922378907.2U
Authority: CN
Inventors: 张铭; 林庆法; 华怀盛
Original assignee: Fujian Baideli Industrial Co ltd
Current assignee: Fujian Baideli Industrial Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-09-29
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a but positioner perforating device is used in leather production of tensioning, including workstation, bracing piece, first diaphragm, pneumatic cylinder, second diaphragm and punching head, the perpendicular welded connection of top surface of workstation has the bracing piece, and the first diaphragm of top welded connection of bracing piece, the bolt fastening has the pneumatic cylinder on the first diaphragm, and the tailpiece of the piston rod welded connection of pneumatic cylinder has the second diaphragm, the bottom surface center department bolt fastening of second diaphragm has the punching head, and the second diaphragm wall body runs through there is the montant, the groove of punching has been seted up to the workstation that the head bottom corresponds of punching, and the peripheral welded connection of junction of punching head and second diaphragm has the swash plate that the rectangle distributes. This perforating device is used in leather production of can fixing a position tensioning is provided with four fly leafs around the head that punches, can compress tightly the leather and fix a position to can be level and smooth with the punching department stretching of leather, avoid punching the department can not appear bulging and fold, thereby guaranteed the quality of punching, the practicality is strong.

Description

Perforating device capable of positioning and tensioning for leather production

Technical Field

The utility model relates to a leather production technical field specifically is a perforating device is used in leather production of tensioning can fix a position.

Background

Leather is one of main raw materials in industries such as shoemaking, leather clothing, leather pieces and fur, and during processing and production of the leather, the leather is frequently required to be punched so as to facilitate later processing;

when punching, bulge or fold appear easily in the department of punching of current perforating device, the unevenness of department of punching influences the quality of punching like this, and the waste material that leaves after punching simultaneously is difficult for collecting, and the practicality is not strong, can not satisfy people's user demand, in view of the defect that exists among the above prior art, is necessary to improve it further, makes it more possess the practicality, just can accord with the in-service use condition.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a perforating device is used in leather production of tensioning can fix a position to current perforating device that proposes in solving above-mentioned background art is when punching, and bulge or fold appear easily in the department of punching of leather, and the unevenness of department of punching influences the quality of punching like this, and the waste material that leaves after punching simultaneously is difficult for collecting, problem that the practicality is not strong.

In order to achieve the above object, the utility model provides a following technical scheme: a punching device capable of positioning and tensioning for leather production comprises a workbench, a support rod, a first transverse plate, a hydraulic cylinder, a second transverse plate and a punching head, wherein the support rod is vertically welded on the top surface of the workbench, the top end of the support rod is welded and connected with the first transverse plate, the hydraulic cylinder is fixed on the first transverse plate through a bolt, the piston rod end of the hydraulic cylinder is welded and connected with the second transverse plate, the punching head is fixed at the center of the bottom surface of the second transverse plate through a bolt, a vertical rod penetrates through the wall body of the second transverse plate, a hole groove is formed in the workbench corresponding to the bottom end of the punching head, an inclined plate which is distributed in a rectangular shape is welded and connected at the periphery of the connection part of the punching head and the second transverse plate, a cross rod is welded and connected on the groove wall of the hole groove, a push rod is vertically welded and connected with the cross rod, a groove is, for articulated connection between the cell wall of movable rod and recess, and the movable rod all bonds in the relative one side of recess both has the permanent magnet to the permanent magnet repulsion each other on movable rod and the recess, the swash plate laminates with the movable plate mutually, and is connected for articulated between fly leaf top and the second diaphragm, and the bottom mounting of fly leaf bonds and has the rubber column, the top of montant is down "T" type, and the cover has elastic spring on the montant to the top welded connection of montant has the riser, the bottom and the roller bearing both ends of riser are antifriction bearing swing joint, and laminate mutually between roller bearing and the fly leaf, be welded connection between elastic spring's both ends and montant and the second diaphragm.

Furthermore, the punching head is of a hollow structure with an open bottom end, and a fixing ring is welded on the inner wall of the punching head.

Furthermore, the fixing ring and the ejector rod are coaxial, and the diameter of the inner circle of the fixing ring is consistent with that of the ejector rod.

Further, fly leaf and montant all are the rectangle distribution and have four, and the bottom of fly leaf is located punch under the head bottom.

Furthermore, the vertical rod is movably connected with the second transverse plate through a linear bearing, and the vertical rod is perpendicular to the top surface of the vertical plate.

Compared with the prior art, the beneficial effects of the utility model are that: the punching device for leather production capable of positioning and tensioning is characterized in that four movable plates are arranged on the periphery of a punching head, when the punching head punches leather downwards, the movable plates can move synchronously and contact with the leather firstly, and can compress the leather to position after contacting with the leather, and can stretch and flatten the punching position of the leather, so that bulging and wrinkles are avoided at the punching position, punching quality is guaranteed, and practicability is high;

be provided with the ejector pin, after the head punches the leather, punch the waste material that leaves and can be detained in the head of punching, insert the head of punching back when the ejector pin, can take out the waste material in it, and then can concentrate on the ejector pin with the waste material, the people's centralized processing of being convenient for, convenient to use.

Drawings

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

fig. 2 is a schematic top view of the second cross plate of the present invention;

FIG. 3 is a schematic longitudinal sectional view of the punching head of the present invention;

FIG. 4 is a schematic diagram of the vertical sectional view of the ejector pin of the present invention;

fig. 5 is a side view of the vertical plate and the vertical rod of the present invention.

In the figure: 1. the automatic punching machine comprises a workbench, 2, supporting rods, 3, a first transverse plate, 4, a hydraulic cylinder, 5, a second transverse plate, 6, a punching head, 7, a fixing ring, 8, a hole groove, 9, a transverse rod, 10, an ejector rod, 11, a groove, 12, a movable rod, 13, a permanent magnet, 14, a movable plate, 15, a rubber column, 16, an inclined plate, 17, a vertical plate, 18, a rolling shaft, 19, a vertical rod, 20 and an elastic spring.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a punching device capable of positioning and tensioning for leather production comprises a workbench 1, a support rod 2, a first transverse plate 3, a hydraulic cylinder 4, a second transverse plate 5 and a punching head 6, wherein the support rod 2 is vertically welded on the top surface of the workbench 1, the first transverse plate 3 is welded on the top end of the support rod 2, the hydraulic cylinder 4 is fixed on the first transverse plate 3 through a bolt, the second transverse plate 5 is welded on a piston rod end of the hydraulic cylinder 4, the punching head 6 is fixed on the center of the bottom surface of the second transverse plate 5 through a bolt, a vertical rod 19 penetrates through the wall body of the second transverse plate 5, a hole groove 8 is formed in the workbench 1 corresponding to the bottom end of the punching head 6, an inclined plate 16 which is distributed in a rectangular shape is welded on the periphery of the connection part of the punching head 6 and the second transverse plate 5, a cross rod 9 is welded on the groove wall of the hole groove 8, a push rod 10 is vertically welded on the cross, the movable rod 12 is arranged in the groove 11, the movable rod 12 is hinged with the groove wall of the groove 11, the permanent magnets 13 are adhered to the opposite surfaces of the movable rod 12 and the groove 11, the movable rod 12 and the permanent magnets 13 on the groove 11 repel each other, the inclined plate 16 is attached to the movable plate 14, the top end of the movable plate 14 is hinged with the second transverse plate 5, the bottom end of the movable plate 14 is fixedly adhered with the rubber column 15, the top end of the vertical rod 19 is in an inverted T shape, the vertical rod 19 is sleeved with the elastic spring 20, the top end of the vertical rod 19 is welded with the vertical plate 17, the bottom end of the vertical plate 17 is movably connected with the rolling bearing 18, the rolling bearing 18 is attached to the movable plate 14, the two ends of the elastic spring 20 are welded with the vertical rod 19 and the second transverse plate 5, the rolling bearing 18 can freely rotate on the vertical plate 17, and thus the sliding friction between the vertical plate 17 and the movable plate 14 can be converted into rolling friction, the friction is greatly reduced, so that the movable plate 14 can quickly drive the vertical plate 17 to move vertically upwards when rotating.

Further, punch head 6 and be the hollow column structure that the bottom is the opening form, and welded connection has solid fixed ring 7 on the inner wall of punch head 6, the structural design of punch head 6 for it is punching the leather after, and the waste material that punches and leave can be detained in punch head 6, avoids the waste material to fall into subaerial or mechanical equipment in.

Further, solid fixed ring 7 and ejector pin 10 are coaxial, and the diameter of the interior circle diameter of solid fixed ring 7 is unanimous with the diameter of ejector pin 10, after punching the leather first 6 that punches, in ejector pin 10 can insert the first 6 that punches, gu the fixed ring 7 and the size design of ejector pin 10 for the waste material in the first 6 that punches can be run through to the solid fixed ring 7 of ejector pin 10 cooperation, thereby the waste material can overlap on ejector pin 10, can concentrate the waste material and collect on ejector pin 10 like this, the processing of being convenient for.

Further, the movable plates 14 and the vertical rods 19 are respectively distributed in four rectangular shapes, the bottom ends of the movable plates 14 are located right below the bottom end of the punching head 6, when the punching head 6 and the movable plates 14 synchronously move downwards, the movable plates 14 can be firstly contacted with the leather, and the four movable plates 14 can stretch and flatten the leather from four directions, so that the leather is in a tensioning state.

Further, be linear bearing swing joint between montant 19 and the second diaphragm 5, and mutually perpendicular between the top surface of montant 19 and riser 17, when the fly leaf 14 takes place to rotate, can extrude montant 19 through riser 17, and then drive the vertical migration of montant 19 cisoid on second diaphragm 5.

The working principle is as follows: when the leather binding machine is used, leather is flatly paved on the workbench 1, the hydraulic cylinder 4 is connected with an external power supply and drives the leather to run, the hydraulic cylinder 4 drives the second transverse plate 5 to vertically move downwards, and then the punching head 6 and the movable plate 14 synchronously move downwards, the movable plate 14 is firstly contacted with the leather through the rubber column 15, the friction force between the rubber column 15 and the leather is large, so that the movable plate 14 can stretch the leather outwards after the second transverse plate 5 rotates, the surface of the leather below the punching head 6 is in a tensioning state, the surface is flat, the vertical rod 19 can be extruded through the vertical plate 17 when the movable plate 14 rotates, and then the elastic spring 20 can be stretched, and the rubber column 15 and the leather can be in a tight fit state through the elasticity of the elastic spring 20;

the head of punching 6 continues to go down and can punch the leather, and punch head 6 and can insert in the hole groove 8, this moment ejector pin 10 can insert punch head 6 inside, and pass in circle from solid fixed ring 7, movable rod 12 on the ejector pin 10 can be extrudeed to recess 11 by solid fixed ring 7 this moment, can run through the inside waste material of head of punching 6 simultaneously, when punch head 6 is down, gu fixed ring 7 separates with the head of punching 6, movable rod 12 is under permanent magnet 13's repulsion effect, can follow and screw out in the recess 11, can take the waste material out from punching head 6 like this, can concentrate collection waste material like this.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a but positioner tensioning's perforating device is used in leather production, includes workstation (1), bracing piece (2), first diaphragm (3), pneumatic cylinder (4), second diaphragm (5) and punch head (6), its characterized in that: the top surface of the workbench (1) is vertically welded with a supporting rod (2), the top end of the supporting rod (2) is welded with a first transverse plate (3), a hydraulic cylinder (4) is fixed on the first transverse plate (3) through a bolt, a piston rod end of the hydraulic cylinder (4) is welded with a second transverse plate (5), a punching head (6) is fixed at the center of the bottom surface of the second transverse plate (5) through a bolt, a vertical rod (19) penetrates through the wall body of the second transverse plate (5), a hole groove (8) is formed in the workbench (1) corresponding to the bottom end of the punching head (6), an inclined plate (16) which is distributed in a rectangular shape is welded at the periphery of the connection part of the punching head (6) and the second transverse plate (5), a cross rod (9) is welded on the groove wall of the hole groove (8), a push rod (10) is vertically welded with the cross rod (9), a groove (11) is formed by horizontally extending inwards of the outer, and a movable rod (12) is arranged in the groove (11), the movable rod (12) is hinged with the groove wall of the groove (11), a permanent magnet (13) is bonded on the opposite side of the movable rod (12) and the groove (11), the movable rod (12) and the permanent magnet (13) on the groove (11) repel each other, the inclined plate (16) is bonded with the movable plate (14), the top end of the movable plate (14) is hinged with the second transverse plate (5), a rubber column (15) is fixedly bonded at the bottom end of the movable plate (14), the top end of the vertical rod (19) is in an inverted T shape, the vertical rod (19) is sleeved with an elastic spring (20), the top end of the vertical rod (19) is welded with a vertical plate (17), the bottom end of the vertical plate (17) is movably connected with two ends of a rolling bearing (18), and the rolling bearing (18) is bonded with the movable plate (14), and both ends of the elastic spring (20) are welded with the vertical rod (19) and the second transverse plate (5).

2. The punching device for leather production capable of being positioned and tensioned according to claim 1, wherein: the punching head (6) is of a hollow structure with an open bottom, and a fixing ring (7) is welded on the inner wall of the punching head (6).

3. The punching device for leather production capable of being positioned and tensioned according to claim 2, wherein: the fixing ring (7) and the ejector rod (10) are coaxial, and the diameter of the inner circle of the fixing ring (7) is consistent with that of the ejector rod (10).

4. The punching device for leather production capable of being positioned and tensioned according to claim 1, wherein: the movable plate (14) and the vertical rods (19) are respectively distributed in four rectangular shapes, and the bottom end of the movable plate (14) is located under the bottom end of the punching head (6).

5. The punching device for leather production capable of being positioned and tensioned according to claim 1, wherein: the vertical rod (19) is movably connected with the second transverse plate (5) through a linear bearing, and the vertical rod (19) is perpendicular to the top surface of the vertical plate (17).