CN213560167U - Blanking die for machining screws - Google Patents

Abstract

The utility model discloses an unloading mould of processing screw, including mould body, hold-down mechanism, cutting mechanism and spacing measuring mechanism, the mould body openly is provided with two at least pay-off holes, hold-down mechanism includes guide post, first compression spring, second compression spring and arc briquetting down, the lower tip of going up the guide post all is provided with limit stop with the upper end of guide post down, cutting mechanism includes that rectangular shape receives piece, cutter and third compression spring, rectangular shape receives the piece to be installed the bar inslot. The utility model discloses simple structure through setting up a plurality of pay-off holes, many sets of hold-down mechanism, cutting mechanism and spacing measuring mechanism, realizes a punching press, accomplishes many linear steel unloading work, has improved unloading efficiency, saves the unloading cost, and spacing measuring mechanism's setting conveniently adjusts the length of linear steel unloading, convenient to use.

Description

Blanking die for machining screws

Technical Field

The utility model relates to a screw manufacture technical field specifically is a blanking die of processing screw.

Background

The screw is a tool for fastening the parts of the object step by utilizing the physics and mathematical principles of the inclined circular rotation and friction of the object. The screw is indispensable industry requisite in daily life: extremely small screws used for cameras, glasses, clocks, electronics, and the like; general screws for televisions, electric appliances, musical instruments, furniture, and the like; large screws and nuts are used for engineering, buildings and bridges; transportation equipment, airplanes, electric cars, automobiles, and the like are used with screws of different sizes. The screw processing firstly needs blanking, for some screw blanking modes with smaller diameters, blanking dies are arranged on a punch, linear steel is cut by using the punch in an impact manner, the existing dies can only perform blanking on single linear steel, blanking is slow, and the processing efficiency is influenced, so that the efficient blanking die for processing screws is needed to meet the use requirement.

Disclosure of Invention

In order to overcome the defect among the prior art, the embodiment of the utility model provides a quick unloading, convenient to use's unloading mould when being used for screw processing to make is provided.

The embodiment of the application discloses: the blanking die for machining the screws comprises a die body, a pressing mechanism, a cutting mechanism and a limiting measuring mechanism, wherein at least two feeding holes are formed in the front face of the die body, a strip-shaped groove is formed in the upper portion of the die body, a cutter hole communicated with the feeding holes is formed in the bottom of the strip-shaped groove, a discharge hole is formed in the bottom of the die body, a limiting hole is formed in the strip-shaped groove along the front end of the direction of the feeding holes, a cylindrical groove is formed in the lower portion of the limiting hole, a guide hole is formed in the lower portion of the cylindrical groove, the pressing mechanism comprises an upper guide column, a lower guide column, a first compression spring, a second compression spring and an arc-shaped pressing block, limiting stop blocks are arranged at the lower end portion of the upper guide column and the upper end portion of the lower guide column respectively, the upper guide column is connected in the limiting hole in an inserting mode, the lower guide column is connected in the guide hole in an inserting mode, and on the tip, the limit stop of guide post and the bottom in cylinder groove under the both ends difference fixed connection of second compression spring, arc briquetting fixed connection be in the lower tip of guide post down, cutting mechanism includes rectangular shape pressure piece, cutter and third compression spring, rectangular shape pressure piece is installed the bar inslot, cutter upper end fixed connection be in the cutting edge end of the bottom of rectangular shape pressure piece and below passes the cutter hole, third compression spring activity cup joints on the cutter and the both ends difference fixed connection of third compression spring is in the bottom of rectangular shape pressure piece bottom and bar groove.

Preferably, the discharge hole is communicated with the feeding hole.

Preferably, the feeding hole is provided with an arc cushion block at a position close to the front port.

Preferably, the blanking die is arranged on a punch press, and a pressing block of the punch press acts on the tops of the upper guide column and the long-strip-shaped pressed block.

Preferably, the height of the upper guide post relative to the top of the die body is higher than that of the strip-shaped pressed block, and the pressed block of the punch press acts on the upper guide post firstly.

Preferably, the limiting and measuring mechanism comprises a polished rod and a clamping lock, wherein the polished rod penetrates through the die body to be connected into the clamping lock, and is parallel to and equal in height with the lower bottom surface of the linear steel on the arc-shaped cushion block.

Preferably, the polished rod is provided with a scale bar.

The utility model has the advantages as follows: the utility model discloses simple structure through setting up a plurality of pay-off holes, many sets of hold-down mechanism, cutting mechanism and spacing measuring mechanism, realizes a punching press, accomplishes many linear steel unloading work, has improved unloading efficiency, saves the unloading cost, and spacing measuring mechanism's setting conveniently adjusts the length of linear steel unloading, convenient to use.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, 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 according to these drawings without creative efforts.

Fig. 1 is a schematic front structural view of a pressing mechanism 2 of the present invention;

fig. 2 is a side sectional view of the present invention;

fig. 3 is a partially enlarged view of fig. 2 at B.

Reference numerals of the above figures: the die comprises a die body 1, a pressing mechanism 2, a cutting mechanism 3, linear steel 4, a limiting measuring mechanism 5, a feeding hole 11, a strip-shaped groove 12, a cutter hole 13, a discharging hole 14, an arc-shaped cushion block 15, a limiting hole 16, a cylindrical groove 17, a guide hole 18, a guide column 21, a lower guide column 22, a first compression spring 23, an arc-shaped pressing block 24, a second compression spring 25, a limit stop 26, a long strip-shaped compression block 31, a cutter 32, a third compression spring 33, a polished rod 51 and a clamping lock 52.

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.

A blanking die for machining screws comprises a die body 1, a pressing mechanism 2, a cutting mechanism 3 and a limiting measuring mechanism 5, wherein at least two feeding holes 11 are formed in the front face of the die body 1, a strip-shaped groove 12 is formed above the die body 1, a cutter hole 13 communicated with the feeding holes 11 is formed in the bottom of the strip-shaped groove 12, a discharge hole 14 is formed in the bottom of the die body 1, a limiting hole 16 is formed in the front end of the strip-shaped groove 12 along the direction of the feeding holes 11, a cylindrical groove 17 is formed below the limiting hole 16, a guide hole 18 is formed below the cylindrical groove 17, the pressing mechanism 2 comprises an upper guide post 21, a lower guide post 22, a first compression spring 23, a second compression spring 25 and an arc-shaped pressing block 24, limiting stop blocks 26 are arranged at the lower end of the upper guide post 21 and the upper end of the lower guide post 22, the upper guide post 21 is inserted in the limiting hole 16, the lower guide post 22 is inserted into the guide hole 18, two ends of the first compression spring 23 are respectively and fixedly connected to the lower end of the upper guide post 21 and the upper end of the lower guide post 22, two ends of the second compression spring 25 are respectively and fixedly connected with a limit stop 25 of the lower guide post 22 and the bottom of the cylindrical groove 17, the arc-shaped pressing block 24 is fixedly connected with the lower end part of the lower guide column 22, the cutting mechanism 3 comprises a strip-shaped pressed block 31, a cutter 32 and a third compression spring 33, the strip-shaped compression block 31 is arranged in the strip-shaped groove 12, the upper end part of the cutter 32 is fixedly connected with the bottom of the strip-shaped compression block 31, the cutting edge end below the strip-shaped compression block passes through the cutter hole 13, the third compression spring 33 is movably sleeved on the cutter 32, and two ends of the third compression spring 33 are fixedly connected to the bottom of the strip-shaped compression block 31 and the bottom of the strip-shaped groove 12 respectively.

Furthermore, the discharge hole 14 is communicated with the feeding hole 11, so that the sheared materials can be conveniently discharged out of the device, and the materials are prevented from being accumulated.

Further, an arc-shaped cushion block 15 is arranged at the position, close to the front port, of the feeding hole 11 and used for placing the linear steel 4.

Further, the blanking die is installed on a punch press, and a pressing block of the punch press acts on the tops of the upper guide posts 21 and the elongated pressed block 31.

Further, the height of the upper guide post 21 relative to the top of the die body 1 is higher than that of the strip-shaped pressure-receiving block 31, and the pressing block of the punch 4 acts on the upper guide post 21 first, so that the arc-shaped pressing block 24 compresses the linear steel 4 to be sheared first, and then the strip-shaped pressure-receiving block 31 acts on the cutter 32 to shear the linear steel 4 to be sheared.

Further, the limit measuring mechanism 5 comprises a polished rod 51 and a clamping lock 52, the polished rod 51 penetrates through the die body 1 and is connected in the clamping lock 52, the polished rod 51 is parallel to and equal in height with the lower bottom surface of the linear steel 4 on the arc-shaped cushion block 15, when the clamping lock 52 is opened, the polished rod 51 can move along the axial direction, and when the clamping lock 52 is locked, the polished rod 51 is fixed.

Furthermore, the polished rod 51 is provided with a scale bar, so that the cutting length of the linear steel 4 can be conveniently set.

The working principle is as follows: according to the length of the linear steel to be cut, the extension length of the polished rod 51 is adjusted, the linear steel 4 with the same number as the feeding holes 11 is inserted into the corresponding feeding holes 11 through manual operation or a feeding device, the linear steel 4 props against the end part of the polished rod 51, the punch press is started, the pressing block of the punch press 4 moves downwards to act on the upper guide post 21 firstly, the upper guide post 21 moves downwards to compress the first spring 23, the second compression spring 25 and the lower guide post 22, so that the arc-shaped pressing block 24 gradually compresses the linear steel 4 to be cut, the pressing block of the punch press 4 continues to move downwards, the long strip-shaped pressing block 31 moves downwards to compress the third compression spring 33, the cutter 32 is further pushed to cut the linear steel 4 to be cut, the linear steel 4 of the punch press are simultaneously cut, the linear steel 4 move upwards, the arc-shaped pressing block 24, the lower guide post 22 and the upper guide post 21 move upwards under the rebounding, meanwhile, under the resilience of the third compression spring 33, the cutter 32 and the strip-shaped pressure piece 31 move upwards, and a shearing action is completed.

The present invention has been explained by using specific embodiments, and the explanation of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.

Claims (7)

1. The utility model provides an unloading mould of processing screw, includes mould body, hold-down mechanism, cutting mechanism and spacing measuring mechanism, its characterized in that: the front surface of the die body is provided with at least two feeding holes, a strip-shaped groove is arranged above the die body, a cutter hole communicated with the feeding holes is arranged at the bottom of the strip-shaped groove, a discharge hole is arranged at the bottom of the die body, a limiting hole is arranged at the front end of the strip-shaped groove along the direction of the feeding holes, a cylindrical groove is arranged below the limiting hole, a guide hole is arranged below the cylindrical groove, the pressing mechanism comprises an upper guide post, a lower guide post, a first compression spring, a second compression spring and an arc-shaped pressing block, limiting stoppers are arranged at the lower end part of the upper guide post and the upper end part of the lower guide post, the upper guide post is inserted in the limiting hole, the lower guide post is inserted in the guide hole, and two ends of the first compression spring are respectively and fixedly connected to the lower end part of the upper guide post and the upper end part of the lower guide post, the utility model discloses a guide post, including the guide post, the bottom of guide post and cylinder groove, the both ends difference fixed connection of second compression spring down, arc briquetting fixed connection be in the lower tip of guide post down, cutting mechanism includes rectangular shape pressure piece, cutter and third compression spring, rectangular shape pressure piece is installed the bar inslot, cutter upper end fixed connection be in the cutting edge end of the bottom of rectangular shape pressure piece and below passes the cutter hole, the activity of third compression spring cup joints on the cutter and the both ends difference fixed connection of third compression spring is in the bottom of rectangular shape pressure piece bottom and bar groove.

2. The blanking die for machining the screw according to claim 1, wherein: the discharge hole is communicated with the feeding hole.

3. The blanking die for machining the screw according to claim 1, wherein: and an arc-shaped cushion block is arranged at the position, close to the front port, of the feeding hole.

4. The blanking die for machining the screw according to claim 1, wherein: the blanking die is arranged on a punch press, and a pressing block of the punch press acts on the tops of the upper guide column and the strip-shaped pressed block.

5. The blanking die for machining the screw according to claim 1, wherein: the upper guide post is higher than the height of the strip-shaped pressed block relative to the top of the die body, and the press block of the punch press acts on the upper guide post firstly.

6. The blanking die for machining the screw according to claim 1, wherein: the limiting and measuring mechanism comprises a polished rod and a clamping lock, wherein the polished rod penetrates through the die body to be connected into the clamping lock, and is parallel to the lower bottom surface of the linear steel on the arc-shaped cushion block and has the same height as the lower bottom surface of the linear steel.

7. The blanking die for machining the screw according to claim 6, wherein: and the polished rod is provided with a scale strip.

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