CN2500411Y

CN2500411Y - Pinch apparatus of forging part former

Info

Publication number: CN2500411Y
Application number: CN 01233528
Authority: CN
Inventors: 郑纯德
Original assignee: King Ann Industrial Co ltd
Current assignee: King Ann Industrial Co ltd
Priority date: 2001-08-17
Filing date: 2001-08-17
Publication date: 2002-07-17
Anticipated expiration: 2011-08-17

Abstract

The utility model provides a pinch apparatus of a forging part former with simple construction. The forging part former is provided with a machine desk; a pinch desk is arranged on the machine desk; a sliding plate is arranged on the front side of the pinch desk. The pinch apparatus comprises a driving mechanism pivoted on the machine desk and the pinch desk, a transmission mechanism arranged on the front side of the sliding plate, and a pinch jaw component, wherein the driving mechanism comprises a starting rocker bearing pivoted on the pinch desk, a starting pendulum rod and a starting cam pivoted on the machine desk. The starting rocker bearing is provided with an accepting contact end and a linking end. The starting pendulum rod is provided with a pivot joint end pivoted on the linking end and a pinching contact end linked to drive the transmission mechanism. The starting cam is provided with a starting flange supporting the accepting contact end. The starting rocker bearing can make use of the support of the starting flange to cause the starting pendulum rod to drive the main shaft to move upwards together.

Description

The clamping and conveying device of forging press

[technical field]

The utility model relates to a kind of forging press, particularly relates to a kind of clamping and conveying device of forging press.

[background technology]

General forging press mainly is in order to produce embryo product such as screw, nut in a large number, on making is bundled steel wire wire rod to be taken out direct sending go in the make-up machine, and make this wire rod through quantitatively cutting into stock, then be delivered to several decompressors in regular turn and carry out a series of forging and die-cut, to be shaped to screw or nut blanks, to carry out steps such as follow-up threading, tapping again, finish the manufacturing of screw, nut finished product.Become in the flow process of embryo product in the stock impact forging, this forging press is to utilize the array clamping and conveying device, stock is folded up in regular turn be delivered to each stage manufacturing operation, and therefore in this compact rapidly manufacturing course, this clamping and conveying device is the key that is connected each work flow.

As Fig. 1, it shown in 2 a kind of clamping and conveying device of forging press in the past, this forging press 1 has a board 11, be hung with a main slide plate 12 in board 11 front sides, at

main slide plate

12 and 11 of boards and be equiped with a secondary slide 13, main,

secondary slide

12,13 2 ends and board 11 corresponding positions borrow a connecting rod 14 to articulate binding, and at board 11 and main, secondary slide 12, on 13, can need to be equiped with the clamping and conveying device of corresponding these decompressors of many groups because of processing procedure, as Fig. 1, be to be provided with three groups of clamping and conveying devices 15 shown in 3, this just wherein one group of clamping and conveying device 15 explain.This clamping and conveying device 15 can be distinguished into a driver train, a transmission device and a clip claw assembly substantially.This driver train has a folder platform 151 that is hubbed on the board 11, the air cylinder 152 that pushes up on the cylinder axle in the persevering inflation of these folder platform 151 installed in front, and board 11 is between this air cylinder 152 and folder platform 151 articulated sections, be pivoted with an opening cam 153, the position then is pivoted with a unlatching rocking arm 154 above 152 of this opening cam 153 and air cylinders, these unlatching rocking arm 154 rear end perseverances are butted on this opening cam 153, its front end be over against the position above this air cylinder 152, also be pivoted with one in addition and drive rocking arm 155 on this secondary slide 13, these driving rocking arm 155 rear ends are that contact is between air cylinder 152 cylinder axles and unlatching rocking arm 154 front ends.Shown in Fig. 2,3, this transmission device is equiped with a clamping fixture seat 156 in these main slide plate 12 front sides, and in this clamping fixture seat 156, uprightly wear and passed through a main shaft 157, main shaft 157 upper ends are to be subjected to these driving rocking arm 155 front end pivots to embrace frame to hold, the lower end then has ratch, is engaged with a gear 158 respectively in the left and right sides of this ratch.This clip claw assembly is to have the jaw 159 that two intersections fold, and this two jaw 159 is that coaxial correspondence is bound up on the wheel shaft of this two gear 158.

Shown in Fig. 2,3, when the gripping start, this opening cam 153 is to rotate to non-protruding position, therefore the cylinder axle of air cylinder 152 is to push up on rocking arm 154 front ends and will drive rocking arm 155 rear ends and open because of the pressure ejection of the permanent aeration body in below, makes unlatching rocking arm 154 front ends push away pendulum downwards, driving this main shaft 157 moves down, this moment, this two gear 158 was the ratch rotations along with main shaft 157 lower ends, drove these two jaws, 159 swings simultaneously in opposite directions, with the gripping stock.When decontroling start, this opening cam 153 just rotates to the position of protrusion, so opening cam 153 is rear ends of this unlatching rocking arm 154 of pushing tow, make and open rocking arm 154 swings and front end strikes to this driving rocking arm 155 downwards, and support down the cylinder axle in the lump and push gas in this

air cylinder

152, and 155 swings of order driving rocking arm raise up its front end, move on this main shaft 157 to spur, and this will make this two jaw 159 drive folder because of gear 158 rotates with the engagement of main shaft 157.Borrow the left and right sides slippage that folds up start and cooperate main slide plate 12 of above-mentioned repetition, can finish stock picking and placeing and sending between each manufacturing process.

From the above, this forging press stock in the past fold up device, at structure and use and still have following unfavorable place:

(1), complex structure: in order to make this clamping and conveying device when driving, except opening rocking arm 154 by these opening cam 153 contacts, interlock should drive rocking arm 155, and outside 159 unlatchings of transmission jaw, it is still providing the opening cam 153 that drives the source, and 159 of the jaws of execution action, install an air cylinder 152, make main shaft 157 order about jaw 159 clampings so as to pushing up back these rocking arms, this clamping and conveying device also must be set up this driving rocking arm 155 in addition, comes indirect drive control, therefore, driving between the source carries out with action, it is added to have designed this air cylinder 152 at least and drives rocking arm 155, and makes the structure complexity comparatively of the driver train of this clamping and conveying device.

(2), the carrying heavier: by above-mentioned (one) point in as can be known, the driver train of this clamping and conveying device is provided with the driving rocking arm 155 that can be used to indirect drive, and in order to support this driving rocking arm 155 of installing, its increase is provided with this secondary slide 13, increase the structure except superfluous, the weight of this secondary slide 13 also can increase burden, and makes clamping and conveying device limited speed when the slippage of the left and right sides, and more fragile.

[utility model content]

Therefore, the purpose of this utility model is: the clamping and conveying device that a kind of simply constructed forging press is provided.

The utility model provides a kind of clamping and conveying device of forging press, this forging press has a board, on this board, be equiped with a folder platform, the Jia Tai front side is provided with a slide plate again, and this clamping and conveying device is to be installed on this folder platform and the slide plate, it includes a driver train, one transmission device and a clip claw assembly, this driver train is to be hubbed on board and to press from both sides on the platform, this transmission device is installed on the slide plate and connects with this driver train, this clip claw assembly is hubbed on the transmission device below and connects with this transmission device, it has a pair of relative jaw, is subjected to the drive up and down of this transmission device and the pivot clamping, open; It is characterized in that:

This driver train includes one and opens rock shaft, a unlatching fork and an opening cam, and wherein, this unlatching rock shaft is to be journaled on this folder platform, and it has one and is subjected to an end and a connecting end; This unlatching fork has a pivot end and and clips end, and this pivot end is journaled on this connecting end, and this clips end and then connects this transmission device; This opening cam is to be journaled on this board, its have contact plead this be subjected to the end the unlatching flange.

The clamping and conveying device of described forging press is characterized in that:

This transmission device comprises a cylinder seat that is installed in this slide plate front side, one uprightly runs through the main shaft of this cylinder seat, one is sheathed on the piston on the main shaft, this cylinder seat has a fully enclosed air chamber, this main shaft passes air chamber place caulked in correspondence seal ring, main shaft central authorities have one by the air inlet pipe of top air inlet and the pore of this air inlet pipe of connection and air chamber, this main shaft has a upper end and a lower end that passes air chamber up and down, this upper end is to clip the end place by pivot folder bearing mounting board at this unlatching fork, this lower end then connects this clip claw assembly, and the airtight position of this piston is below this pore.

Borrowing the contact of the unlatching flange of opening cam, is moving this unlatchings rock shaft of pivot, makes to open fork drive main shaft and move in the lump.

From the above, the utility model more in the past the advantage of mechanism be to be:

(1), simple structure: the utility model is directly to utilize transmission device 5-air cylinder to carry out the clamping action, then only open fork 42 when opening and move pendulum with these unlatching rock shaft 41 interlocks of opening cam 43 contacts, more than draw main shaft 52 transmission jaws 159 to open, it is all quite simplified in driving clamping and the textural of opening, and the structure of the driver train of this clamping and conveying device is simplified.

(2), carrying is lighter: by above-mentioned 1) point as can be known, with in the past the structure compare, the utility model has been simplified appreciiable structure, also reduce in addition these redundantly structured plates of support are set, therefore the utility model can be lighter in transmission fast, increase production capacity, and its service life is longer.

Take a broad view of above-mentionedly, the utility model really can provide a kind of light, and clamping and conveying device of the forging press that can increase the service life of simplification, carrying of constructing.

[description of drawings]

Be elaborated below by Cui embodiment and accompanying drawing clamping and conveying device to forging press of the present utility model, in the accompanying drawing:

Fig. 1 is a kind of schematic top plan view of clamping and conveying device of forging press in the past.

Fig. 2 is a kind of schematic side view of clamping and conveying device of forging press in the past.

Fig. 3 is a kind of front-view schematic diagram of clamping and conveying device of forging press in the past.

Fig. 4 is the schematic top plan view of the utility model one possible embodiments.

Fig. 5 is that the utility model one possible embodiments is in the schematic side view of clamping state.

Fig. 6 is that the utility model one possible embodiments is in the schematic side view of open state.

[specific embodiment]

For convenience of description, following embodiment, components identical is represented with identical label.

As Fig. 4, shown in 5, be the embodiment of the clamping and conveying device of a kind of forging press of the utility model, this forging press is to have a board 2, on this board 2, borrow a folder platform rotating shaft 31 pivots to adorn a folder platform 3, making this folder platform 3 can press from both sides platform rotating shaft 31 starts for the center swing that makes progress, but be equiped with the slide plate 32 of a left and right sides slippage in folder platform 3 the place aheads, and these decompressor places of corresponding board 2 are concaved with several grooves 33 on folder platform 3, and these clamping and conveying devices are journaled on these grooves 33 exactly, these decompressors and clamping and conveying device be look stock the impact forging flow process that must go through and be provided with many groups, be to be example in present embodiment figure, and explain with the structure of one group of clamping and conveying device wherein with four groups of clamping and conveying devices.

This clamping and conveying device includes: a driver train 4, a transmission device 5, and a clip claw assembly 6.

This driver train 4 is to be installed on this folder platform 3 and the board 2, and it includes one and opens rock shaft 41, a unlatching fork 42 and an opening cam 43.This unlatching rock shaft 41 is to mount in this groove 33, and borrows a rock shaft pivot 44 to be journaled on this folder platform 3, and it has being subjected to support and holding 411 and one forward connecting end 412 backward, and this is subjected to, and pivot is equipped with a roller 413 on 411 to holding.This unlatching fork 42 has a pivot end 421 and and clips end 422, this pivot end 421 is to borrow a needle roller thrust bearing 45 to be journaled on the connecting end 412 of this unlatching rock shaft 41, it can pivot and can't uprightly be shifted up and down with respect to the pivoted place left and right horizontal, and this clips end 422 is to have forward an opening fork-shaped.This opening cam 43 is to be journaled on this board 2, is to be subjected to the driving of a propulsion source and to rotate, and it has the unlatching flange 431 of default arc convex form, but contact is pleaded this and is subjected to roller 413 to end 411.

Shown in Fig. 4,5, this transmission device 5 is to be installed in this folder platform 3 the place aheads, comprise main shaft 52, a piston 53 that a cylinder seat 51, that is installed in these slide plate 32 front sides uprightly runs through this cylinder seat 51, two covers are against on the main shaft 52 and respectively the position at the upper and lower back-up

ring

54,55 of the upper and lower that clips end 422, and a swivel nut on the main shaft 52 and support fixed bit should on the dowel bolt 56 of back-up ring 54.This cylinder seat 51 has a fully enclosed air chamber 511.This main shaft 52 passes air chamber 511 place's caulkeds in correspondence to be had and prevents the seal ring that loses heart, main shaft 52 central authorities have the air inlet pipe 521 of a perseverance by the top air inlet, reach the pore 522 of this tracheae 521 of connection and air chamber 511, this main shaft 52 has more a upper end 523 and a lower end 524 that passes air chamber 511 up and down, and this upper end 523 is to borrow pivot folder bearing 57 mounting boards to hold 422 places clipping of this unlatching fork 42.This piston 53 is that plug sleeve supports admittedly on the main shaft 52 that is positioned at air chamber 511, and airtight position is below this pore 522.

This clip claw assembly 6 has a pair of jaw 61 that is pivoted relative to each other and clips, this is that corresponding lower end 524 with this main shaft 52 connects to jaw 61, can be subjected to the drive up and down of this main shaft 52 and synchronous backward pivots, fold up this stock to desire impact forging place that should decompressor with two jaw bottoms.

The clamping and conveying device of this forging press, when cooperating the decompressor start to fold up, by these transmission device 5 permanent pushing of aeration downwards main shafts 52, and this opening cam 43 is under the driven in rotation of propulsion source, be can arrange in pairs or groups heavily to cover control this clamping or opening operation, below its clamping and opening operation be described respectively now jaw 61:

One, clamping start:

As shown in Figure 5, should open roller 413 places of rock shaft 41 when opening cam 43 corresponding butts, be over against the general wheel rim that rotates to non-unlatching flange 431 partly the time, being subjected to of this unlatching rock shaft 41 to holding 411 not to be subjected to contact, and the clipping of unlatching fork 42 that this and unlatching rock shaft 41 ranks are connected held 422 not starts, it is downward that this moment, 52 on this main shaft can push piston 53 because of the air pressure that this perseverance is irritated inlet plenum 511, is subjected to support and holds 411 to move down and drive this in the lump, and make this to jaw 61 swing gripping stock in opposite directions.

Two, open start:

As shown in Figure 6, when just rotating to, opening cam 43 makes this unlatching flange 431, when corresponding contact should be opened the roller 413 of rock shaft 41, this unlatching rock shaft 41 is to be center and swing with this rock shaft pivot 44, make its connecting end 412 drive pendulum on this unlatching fork 42 in the lump, make this clip end 422 and support and to compel to pull and support this main shaft 52 and also move up, this moment, this piston 53 was to compress gas in company with moving on the main shaft 52, with season this to jaw 61 opposing swings decontrol stocks.

Claims

1. the clamping and conveying device of a forging press, this forging press has a board, on this board, be equiped with a folder platform, the Jia Tai front side is provided with a slide plate again, and this clamping and conveying device is to be installed on this folder platform and the slide plate, it includes a driver train, a transmission device and a clip claw assembly, this driver train is to be hubbed on board and to press from both sides on the platform, this transmission device is installed on the slide plate and connects with this driver train, this clip claw assembly is hubbed on the transmission device below and connects with this transmission device, and it has a pair of relative jaw; It is characterized in that:

2, the clamping and conveying device of forging press as claimed in claim 1 is characterized in that: