CN204430136U - Forging machine - Google Patents

Abstract

The utility model discloses a kind of forging machine, comprise frame and hammered work platform, described frame is that inverted u-shaped is arranged, described frame is connected with driver part, be provided with the first tup and the second tup below described driver part, described driver part, the first tup are connected in turn with the second tup, and described first tup offers groove, described second tup is connected by groove with the first tup, is also provided with the alignment pin for clamping and locate the second tup and the first tup in described groove; Described frame inner wall is also provided with rolling chamber, is embedded with ball in described rolling chamber, and described first tup sidewall offers chute, and when driver part moves up and down, described ball surface coordinates in conflicting to arrange and formed between the two to roll with chute inwall.Inside, rolling chamber arranges ball, and rolling friction is changed in original sliding friction, and ball carries out random conflict and rolls in the first tup upper hopper chute, reduces frictional resistance and rocks, and is conducive to stability when improving lower hammer.

Description

Forging machine

Technical field

The utility model relates to forging equipment field, and more particularly, it relates to a kind of forging machine.

Background technology

The transmission mechanism such as air pressure or hydraulic pressure is utilized to make to fall part (piston, hammer stem, tup, upper anvil (or upper module), produce and move and accumulate kinetic energy, be applied to forging in the extremely short time, make it to obtain plastic deformation ability, the metal forming machinery completing various Forging Technology is called forging hammer.

The kind of forging hammer is a lot, divides, have counter-blow hammer and have anvil block to hammer into shape by strike characteristic; Divide by process applications, have flat-die hammer, die hammer and sheet-metal press working hammer; Drop hammer and double-action hammer is divided into by acting on the power falling part during down stroke.During drop hammer work, fall part for freely falling body; Double-action hammer, when to down stroke, fall part except gravitate, also the effect of air or hydraulic coupling by compression, therefore blow energy is larger.

At present, the tup of the forging hammer on existing market generally all adopts and removably connects, replacing when facilitating tup to damage, in order to ensure connection compactness and the fastness of tup dismounting place, alignment pin can be inserted in dismounting place, due to tup forging and stamping workbench on forge and press workpiece in there is great impulsive force, alignment pin shifting out slowly can be caused, depart from original position, thus have influence on the firmness of whole tup, compactness, tup part moves up and down and generally adopts chute to move in order to circumference when preventing its forging hammer, in order to ensure moving up and down tup part, comparatively hand hammer head part and chute can adopt matched in clearance to resistance, but matched in clearance can cause rocking of tup part and frame, there is the weak point improved.

Utility model content

For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of forging machine, and this forging machine has good operation stability, and forging hammer tup has good firmness, compactness.

For achieving the above object, the utility model provides following technical scheme: a kind of forging machine, comprise frame and hammered work platform, described frame is that inverted u-shaped is arranged, described frame is connected with driver part, the first tup and the second tup is provided with below described driver part, described driver part, the first tup are connected in turn with the second tup, described first tup offers groove, described second tup is connected by groove with the first tup, is also provided with the alignment pin for clamping and locate the second tup and the first tup in described groove;

Described frame inner wall is also provided with rolling chamber, is embedded with ball in described rolling chamber, and described first tup sidewall offers chute, and when the first tup moves up and down, described ball surface coordinates in conflicting to arrange and formed between the two to roll with chute inwall.

By adopting technique scheme, tup part is divided into the first tup and the second tup, replacing when facilitating tup forging to damage, alignment pin be provided with the connection tautness being beneficial to enhancing first tup and the second tup, inside, rolling chamber arranges ball, rolling friction is changed in original sliding friction, ball carries out random conflict and rolls in the first tup upper hopper chute, reduce frictional resistance, also can play the effect of circumference location simultaneously, avoid the original position of tup partial offset, reduce to rock, be conducive to stability when improving lower hammer.

The utility model is set to further: described alignment pin two ends end face is in tilting upward setting, and when driver part moves up and down, described ball surface is arranged in conflicting with alignment pin end slant surface.

By adopting technique scheme, the alignment pin in groove is provided with by inclined plane and is beneficial at alignment pin because of can original position by ball rolling top when forging hammer impulsive force is deviate from, thus improves firmness, the compactness of whole tup.Be conducive to improving forging precision and forging efficiency.

The utility model is set to further: described chute cross section is that circular arc type is arranged, and chute inwall is close on described ball surface.

By adopting technique scheme, the chute arranged in circular arc type is conducive to reinforcement first tup and coordinates with the rolling between ball, improves stability in roll.

The utility model is set to further: described groove is T-slot or dovetail groove.

By adopting technique scheme, T-slot or dovetail groove have good structural stability and axial carrying capacity, are conducive to the firmness strengthening tup part, are convenient to increase the service life.

The utility model is set to further: described driver part is working cylinder or hydraulic jack.

By adopting technique scheme, working cylinder or hydraulic jack have larger motive force and stability, are conducive to increasing the dynamics that presses down of tup and stationarity.

Accompanying drawing explanation

Fig. 1 is the structural representation of the utility model embodiment forging machine;

Fig. 2 is the utility model first tup and the second tup side schematic view;

Fig. 3 is the schematic diagram of the utility model ball when coordinating with the first tup.

Reference numeral: 1, base; 2, frame; 21, rolling chamber; 3, hammered work platform; 4, working cylinder; 5, the first tup; 51, chute; 52, dovetail groove; 6, the second tup; 7, ball; 8, alignment pin; 9, slip workspace.

Detailed description of the invention

Referring to figs. 1 through Fig. 3, the utility model embodiment is described further.

As shown in Figure 1 to Figure 3, a kind of forging machine, comprise frame 2 and hammered work platform 4, frame 2 lower end is fixedly connected with base 1, described frame 2 is arranged in inverted u-shaped, described frame 2 is provided with slip workspace 9, described frame 2 is also connected with driver part, driver part is positioned at slip workspace 9, the first tup 5 and the second tup 6 is provided with below described driver part, described driver part, first tup 5 is connected in turn with the second tup 6, described first tup 5 offers groove, described second tup 6 is connected by groove with the first tup 5, the alignment pin 8 for clamping and locate the second tup 6 and the first tup 5 is also provided with in described groove, alignment pin 8 is the bloom of one piece of flat, described frame 2 inwall is also provided with rolling chamber 21, rolling chamber 21 is spherical cavity, ball 7 is embedded with in described rolling chamber 21, ball 7 is steel ball, described first tup 5 sidewall offers chute 51, and when the first tup moves up and down, described ball 7 surface coordinates in conflicting to arrange and formed between the two to roll with chute 51 inwall.

Tup part is divided into the first tup 5 and the second tup 6, replacing when facilitating tup forging to damage, alignment pin 8 be provided with the connection tautness being beneficial to enhancing first tup 5 and the second tup 6, inside, rolling chamber 21 arranges ball 7, rolling friction is changed in original sliding friction, ball 7 carries out random conflict and rolls in the first tup 5 upper hopper chute 51, reduce frictional resistance, also can play the effect of circumference location simultaneously, avoid the original position of tup partial offset, reduction is rocked, and is conducive to stability when improving lower hammer.

Be set to further: described alignment pin 8 two ends end face is in tilting upward setting, and when driver part moves up and down, described ball 7 surface is arranged in conflicting with alignment pin 8 end slant surface.Alignment pin 8 in groove is provided with by inclined plane that be beneficial to can original position because being rolled top by ball 7 when forging hammer impulsive force is deviate from alignment pin 8, thus improves firmness, the compactness of whole tup.Be conducive to improving forging precision and forging efficiency.

Be set to further: described chute 51 cross section is that circular arc type is arranged, and chute 51 inwall is close on described ball 7 surface.The chute 51 arranged in circular arc type is conducive to reinforcement first tup 5 and coordinates with the rolling between ball 7, and ball 7 surface contacts for arc surface with chute 51 surface, improves stability in roll.

Be set to further: described groove is T-slot or dovetail groove 52.T-slot or dovetail groove 5251 have good structural stability and axial carrying capacity, and be conducive to the firmness strengthening tup part, be convenient to increase the service life, groove is preferably dovetail groove 52, the second tup 6 is also provided with the dovetail matched with dovetail groove 52.

Be set to further: described driver part is working cylinder 4 or hydraulic jack.Working cylinder 4 or hydraulic jack have larger motive force and stability, and being conducive to increases the dynamics that presses down of tup and stationarity.

In the specific implementation, working cylinder 4 operation, promote the first tup 5 and the second tup 6 moves downward, move to hammered work platform 4, reach the object of workpiece on hammered work platform 4, in motion process, ball 7 is random rolling in rolling chamber 21, tup part and ball 7 carry out rolling friction, that had not only carried out locating but also avoid producing when moving rocks, because working cylinder 4 promotes to have larger impulsive force and vibration force, the alignment pin 8 being positioned at dovetail groove 52 inside can slowly depart from original position, working cylinder 4 subjob more subsequently, the first tup 5 and the second tup 6 is pulled to move upward, in motion process, the ball 7 that alignment pin 8 end face of disengaging configuration can be conflicted in rolling chamber 21 is surperficial, conflict in two surfaces, alignment pin 8 can be pushed up go back to original position by ball 7.Be provided with rolling chamber 21 and ball 7 at frame 2 two ends, no matter alignment pin 8 toward which side skew all can be pushed up back by ball 7.Finally reach and ensure the firmness of whole tup, the object of compactness.

The above is only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.

Claims (5)

1. a forging machine, comprise frame and hammered work platform, described frame is that inverted u-shaped is arranged, described frame is connected with driver part, it is characterized in that, below described driver part, be provided with the first tup and the second tup, described driver part, the first tup are connected in turn with the second tup, described first tup offers groove, and described second tup is connected by groove with the first tup, is also provided with the alignment pin for clamping and locate the second tup and the first tup in described groove; Described frame inner wall is also provided with rolling chamber, is embedded with ball in described rolling chamber, and described first tup sidewall offers chute, and when the first tup moves up and down, described ball surface coordinates in conflicting to arrange and formed between the two to roll with chute inwall.

2. forging machine according to claim 1, is characterized in that, described alignment pin two ends end face is in tilting upward setting, and when driver part moves up and down, described ball surface is arranged in conflicting with the inclined plane of alignment pin end.

3. forging machine according to claim 1, is characterized in that, described chute cross section is that circular arc type is arranged, and chute inwall is close on described ball surface.

4. forging machine according to claim 3, is characterized in that, described groove is T-slot or dovetail groove.

5. forging machine according to claim 4, is characterized in that, described driver part is working cylinder or hydraulic jack.