CN2877954Y

CN2877954Y - Numerical control press machine workbench for variable-position pressing hull board

Info

Publication number: CN2877954Y
Application number: CN 200520026828
Authority: CN
Inventors: 陈海周
Original assignee: Tianjin Tianduan Press Co Ltd
Current assignee: Tianjin Tianduan Press Co Ltd
Priority date: 2005-07-29
Filing date: 2005-07-29
Publication date: 2007-03-14
Anticipated expiration: 2015-07-29

Abstract

The utility model relates to a digital control presser bench with an indexable pressing hull plate, which is equipped with a dais and is characterized in that a circular panoramic table is arranged in the middle of the dais, a generator is fixed on the lower end of the dais, a driving control device used for driving rotation of the circular panoramic table is composed of a gear driven system and a rotary encoder, a rising cylinder and an outgoing letter device for rising and falling to the position are arranged on the circular dent board of a stand. The advantages of the utility model are that a series of movement comprising jack-up, rotation and falling positioning of the circular panoramic table are accomplished according to the order delivered by the presser digital control system, the station is changed according to the technological requirements at any time, when pressing the workpiece is pressed into special shapes, such as curved hull workpiece, the workpiece can be pressed without rotation and movement, the work efficiency can be enhanced greatly. The utility model can be used as the movable bench and arranged on the guide rail positioned on the lower cross beam of the frame presser, matches the use of the movable indexable pressing head indenter device equipped on the guide rail of the upper cross beam positioned on the frame presser, more particularly is suitable to press and produce curved hull workpiece.

Description

The digitally-controlled press machine workbench of indexable compacting hull plate

Technical field

The utility model belongs to machine tool element, particularly relates to a kind of digitally-controlled press machine workbench of indexable compacting hull plate.

Background technology

In present known technology; the table device of forcing press normally is made of casting or welded stand; it is fixed on the support of forcing press or is installed in as travelling table on the sill of frame forcing press; the counterdie or the workpiece of compacting tool set are placed on the workbench during compacting operation; thereby in the process of compacting workpiece, can only on direction of workpiece or position, process; as suppress the workpiece of given shape; hull workpiece as arc; need repeatedly travelling workpiece; but workpiece movement is not only inconvenient; and position and precision that workpiece moves all are difficult to control; thereby the table device of this structure can only single, the simple to operate pressure processing of suppression process, if be used for suppressing the arc-shaped workpiece of repeatedly conversion compacting station; as the workpiece of hull one class, then operating efficiency is very low.

Summary of the invention

The utility model provides a kind of station conversion at any time on request of workbench for solving the technical problem that exists in the known technology, can increase substantially the digitally-controlled press machine workbench of the indexable compacting hull plate of operating efficiency.

The technical scheme that the utility model is taked for the technical problem that exists in the solution known technology is:

A kind of digitally-controlled press machine workbench of indexable compacting hull plate, be provided with stand, be provided with circular turret device in the centre of stand, its structure is: offer circular concave station in the centre of stand, the circular turned platform that diameter and circular concave station diameter match is housed in the circular concave station, offer circular groove with circular turned platform concentric in the lower end of circular turned platform, be fixed with ring gear in the circular groove, on ring gear, be set with the transposition block bearing, on the lower surface that is positioned at its circular concave station place of stand, be equipped with by motor, pinion unit unifies that rotary encoder constitutes is used to drive the rotating driving control device of circular turned platform, the output shaft of its gear train assembly passes stand and extend out to described ring gear inboard, internal tooth pinion in mesh with ring gear is housed on its termination, on the circular concave station of stand, several jacking cylinders are housed, it is distributed on the below of the transposition block bearing in the circular groove of circular turned platform lower end, and the plunger of jacking cylinder all leans the lower end at the transposition block bearing, the transmitting device that puts in place that rises and falls that is made of travel switch and the trigger mechanism that push rod is housed also is housed on the circular concave station of stand, put in place the trigger mechanism of transmitting device of rising and falling also is contained in the below of transposition block bearing, and the upper end of its push rod leans the lower end at the transposition block bearing.

Advantage and the good effect that the utlity model has are: because circular panoramic table is equipped with in the centre of stand of the present utility model, on the lower surface of stand, be equipped with by motor, pinion unit unifies that rotary encoder constitutes is used to drive the rotating driving control device of circular turned platform, jacking cylinder is housed and the transmitting device that puts in place that rises and falls on the circular concave station of stand, thereby the jack-up that can finish the circular turned platform according to the instruction that the forcing press numerical control system sends, rotation, fall a series of actions of location after rise, at any time by technological requirement conversion station, workpiece at the compacting given shape, during as the hull workpiece of arc, needn't move, rotational workpieces just can be finished processing, can increase substantially operating efficiency, the utility model can be used as travelling table and is contained on the guide rail on the sill of frame forcing press, the mobile indexable indenter device of installing on the guide rail of the entablature of cooperation frame forcing press uses, and especially is fit to the hull workpiece of press process arc.

Description of drawings

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the I portion enlarged drawing of Fig. 1;

Fig. 4 is the II portion enlarged drawing of Fig. 1.

Label among the figure is respectively: 1-rectangle stand; 2-circular turned platform; The 3-ring gear; 4-transposition block bearing; The 5-pinion; The 6-motor; The 7-output shaft; The 8-helical speed reduction gear; The 9-rotary encoder; The 10-jacking cylinder; The 11-cover plate; The 12-guide pin bushing; The 13-spring; The 14-push rod; The 15-travel switch.

The specific embodiment

For further understanding summary of the invention of the present utility model, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:

See also Fig. 1 to Fig. 4, the digitally-controlled press machine workbench of indexable compacting hull plate, be provided with welded rectangle stand 1, be provided with circular turret device in the centre of rectangle stand, its structure is: offer circular concave station in the centre of rectangle stand, the circular turned platform 2 that diameter and circular concave station diameter match is housed in the circular concave station, offer circular groove with circular turned platform concentric in the lower end of circular turned platform, in circular groove, be screwed ring gear 3, be set with the transposition block bearing 4 that can freely rotate on the ring gear, on the lower surface that is positioned at its circular concave station place of stand, helical speed reduction gear 8 is installed, be connected with motor 6 at its input, the output shaft 7 of helical speed reduction gear passes stand and extend out to the ring gear inboard, have internal tooth pinion in mesh 5 on its termination with ring gear, the rotary encoder 9 of control motor action also is housed in the lower end of helical speed reduction gear, above-mentioned helical speed reduction gear, motor and rotary encoder have constituted jointly and have been used to drive the rotating driving control device of circular turned platform, below the transposition block bearing of the circular groove that is positioned at circular turned platform lower end on the circular concave station of stand, uniformly have four installing holes, jacking cylinder 10 respectively is housed in the hole, the plunger of jacking cylinder all leans the lower end at the transposition block bearing, below the transposition block bearing on the circular concave station of mounting, also have two installing holes, the transmitting device that puts in place that rises and falls that is made of travel switch 15 and trigger mechanism is housed in the hole, trigger mechanism is by guide pin bushing 12, the upper end has the push rod 14 of guide shaft, spring 13 and cover plate 11 are formed, it is contained in the upper end, aperture, travel switch utilize support be contained in trigger mechanism guide pin bushing below, the lower end of the push rod of trigger mechanism leans on the contact of travel switch, its upper end leans by guide shaft that (jacking cylinder jack-up puts in place in the lower end of walking around block bearing, travel switch is connected, send signal, for rotation is prepared; The jacking cylinder pressure release drops to certain position, and travel switch disconnects, and posting a letter stops).

Operation principle of the present utility model is: send the instruction of panoramic table transposition when the digital control system of forcing press after, the jacking cylinder action of on the circular concave station of stand, being equipped with, its plunger upwards pushes the transposition block bearing and makes on the panoramic table and move, simultaneously, the guide shaft of push rod upper end of trigger mechanism of the transmitting device jack-up upwards under the effect of spring that puts in place of rising and falling, and then make at the travel switch of push rod lower end and connect, send signal, then, the rotary encoder that is used to drive the rotating driving control device of circular turned platform is received signal, send action command, trigger electric motor starting, the pinion by the gear train assembly output drives the panoramic table transposition that is fixed with ring gear, reach the default transposition value of encoder after, motor cuts out, the jacking cylinder pressure release, the transposition block bearing resets, and drives ring gear and panoramic table and falls after rise, travel switch is disconnected, thereby panoramic table is accurately located.

Claims

1. the digitally-controlled press machine workbench of an indexable compacting hull plate, be provided with stand, it is characterized in that: be provided with circular turret device in the centre of stand, its structure is: offer circular concave station in the centre of stand, the circular turned platform that diameter and circular concave station diameter match is housed in the circular concave station, offer circular groove with circular turned platform concentric in the lower end of circular turned platform, be fixed with ring gear in the circular groove, on ring gear, be set with the transposition block bearing, on the lower surface that is positioned at its circular concave station place of stand, be equipped with by motor, pinion unit unifies that rotary encoder constitutes is used to drive the rotating driving control device of circular turned platform, the output shaft of its gear train assembly passes stand and extend out to described ring gear inboard, internal tooth pinion in mesh with ring gear is housed on its termination, on the circular concave station of stand, several jacking cylinders are housed, it is distributed on the below of the transposition block bearing in the circular groove of circular turned platform lower end, and the plunger of jacking cylinder all leans the lower end at the transposition block bearing, the transmitting device that puts in place that rises and falls that is made of travel switch and the trigger mechanism that push rod is housed also is housed on the circular concave station of stand, put in place the trigger mechanism of transmitting device of rising and falling also is contained in the below of transposition block bearing, and the upper end of its push rod leans the lower end at the transposition block bearing.