CN108098401A - Steel billet cutting bed damping type fixture - Google Patents

Abstract

The invention discloses a kind of steel billet cutting bed damping type fixtures, including pedestal, sliding slot is equipped among pedestal, pedestal one end is equipped with cylinder, the piston rod of the cylinder is stretched into the sliding slot, piston rod end is equipped with the sliding block being adapted with sliding slot, the other end of pedestal is installed with fixed block, the movable block extended straight up is installed above sliding block, side wall of the pedestal close to cylinder one end is equipped with journal stirrup, the journal stirrup is equipped with through hole, the homonymy of movable block and journal stirrup has outwardly extending extension, extension is in same level with journal stirrup, horizontal-extending strut is installed on extension, one end of the strut is fixed on extension, the other end passes through through hole, spring string is arranged on strut, one end of the spring string is fixed on extension, the other end is fixed on journal stirrup.It using more than structure, reduces in clamping process is cut, the various reaction forces that piston rod is subject to, improves device stability, ensure cut quality, while extend cylinder service life.

Description

Steel billet cutting bed damping type fixture

Technical field

The invention belongs to tooling and fixture technical field, and in particular to a kind of steel billet cutting bed damping type fixture.

Background technology

The main purpose of fixture be for the ruler according to workpiece, support that workpiece is quickly and accurately positioned and is suitble to, It maintains, ensures the state that workpiece fixation is kept fixed within limits, needed after steel billet shaping according to given size Cutting processing is carried out, the quality of cutting directly determines the quality of final finished, and when steel billet cutting bed cuts steel billet, steel billet is most By cylinder promote fixture clamped, in actual mechanical process, because even be small size steel billet it is also heavier, cutting When, cut it is dilatory it is lower there is larger kinetic energy trend, active force suffered by fixture is larger, often because the relaxation of moment or The rotation of steel billet, damages cylinder, and so as to weaken clamping effect, clamping part is tight, causes cutting facial smooth, length differs Deng, influence production efficiency in addition increase maintenance of equipment replacement cost.

The content of the invention

For solution more than technical problem, the present invention provides a kind of steel billet cutting bed damping type fixtures.

To achieve the above object, technical scheme is as follows：

A kind of steel billet cutting bed damping type fixture, is characterized by, and including pedestal, notch is equipped with upward among the pedestal Sliding slot, one end of the pedestal is installed with cylinder, and the piston rod of the cylinder is stretched into the sliding slot, and the piston rod is remote End from cylinder is equipped with the sliding block being adapted with the sliding slot, and the other end of the pedestal is installed with to be extended straight up Fixed block, the movable block extended straight up is installed above the sliding block；

Side wall of the pedestal close to cylinder one end is equipped with outwardly extending journal stirrup, which is equipped with and base axis The homonymy of parallel through hole, the movable block and the journal stirrup has outwardly extending extension, and the extension has downward The bending part of bending, the bending part are in same level with the journal stirrup, are installed on the bending part horizontal-extending Strut, the extending direction of the strut is parallel with the axis of the pedestal, and one end of the strut is fixed on the bending part, another End is arranged with spring string through the through hole on the journal stirrup on the strut between the journal stirrup and bending part, the spring string One end is fixed on the bending part, and the other end is fixed on the journal stirrup.

Using more than structure, by setting spring string structure, cylinder band piston between the grip block and pedestal of activity Bar stretches, while is slided with movable slider along sliding slot, and sliding block then drives movable block to be arranged on movable block and branch simultaneously along runner movement Spring string between ear then follows compression and pulls loose, and when movable block and fixed block relative motion clamping, spring scale stretches, and avoids Move too fast, quickly touched with the steel billet of clamping, there is anti-brisance to act on to piston rod and cylinder, when movable block and fixed block backwards Separation, when unclamping clamping object, spring scale then follows compression, and steel billet is avoided to roll and is hit to movable block, spring string then gives one Power is resisted, avoids piston rod is caused to shrink firmly and undermined.

As preferred：The movable block is removably mounted on the sliding block.Using more than structure, it is more convenient in sliding slot The maintenance of sliding block and piston rod in portion and the replacement of movable block.

As preferred：The opposite inner wall of both the fixed block and movable block is equipped with fin.Using more than structure, increase Skin-friction force, so as to increase clamping force during two block clampings.

As preferred：The face that both the fixed block and movable block are away from each other is in lower thick thin taper.Using more than structure, Because fixed block and movable block are all connected in lower part with pedestal and sliding block respectively, the intensity of coupling part can be increased, avoid because The situation of component is frequently replaced caused by the fatigue damage of lower part.

Compared with prior art, the beneficial effects of the invention are as follows：

Steel billet cutting bed damping type fixture provided by the invention sets spring string between the grip block and pedestal of activity, In the contraction of spring string or tensile force effect to pedestal, will avoid clamp or relaxation clamping piece during, occur hard touching or Clamping piece hits movable block, so as to there is larger reaction force to piston rod, injures happening for cylinder, and apparatus structure is simple, Easy to process, financial cost is extremely low, has great practicability.

Description of the drawings

Fig. 1 is the front view of one embodiment of the invention；

Fig. 2 is the top view of embodiment illustrated in fig. 1；

Fig. 3 is the front view of movable block in embodiment illustrated in fig. 1；

Fig. 4 is the side view of movable block in embodiment illustrated in fig. 1.

Specific embodiment

The present invention is described in further detail in the following with reference to the drawings and specific embodiments.

Referring to figs. 1 to steel billet cutting bed damping type fixture shown in Fig. 4, including pedestal, notch is equipped among the pedestal 1 Sliding slot 12 upward, one end of the pedestal 1 are installed with cylinder 2, and the piston rod 20 of the cylinder 2 stretches into the sliding slot 12 In, the end of the piston rod 20 away from cylinder 2 be equipped with the sliding slot 12 be adapted sliding block 21, the pedestal 1 it is another End is installed with the fixed block 10 extended straight up, and the movable block extended straight up is equipped with above the sliding block 21 11；

Side wall of the pedestal 1 close to 2 one end of cylinder is equipped with outwardly extending journal stirrup 13, which is equipped with and institute The parallel through hole of 1 axis of pedestal is stated, the homonymy of the movable block 11 and the journal stirrup 13 has outwardly extending extension 111, The extension 111 has the bending part bent downward, and the bending part is in same level with the journal stirrup 13, described curved Horizontal-extending strut 112 is installed on folding part, the extending direction of the strut 112 is parallel with the axis of the pedestal 1, the strut 112 one end is fixed on the bending part, and the other end is through the through hole on the journal stirrup 13, in the journal stirrup (13) and bending Spring string 113 is arranged on strut 112 between portion, one end of the spring string 113 is fixed on the bending part, and the other end is solid It is scheduled on the journal stirrup 13.Including pedestal 1, the sliding slot 12 of notch upward, one end of the pedestal 1 are equipped among the pedestal 1 Cylinder 2 is installed with, the piston rod 20 of the cylinder 2, the piston rod 20 is stretched into the sliding slot 12, and the piston rod 20 is remote End from cylinder 2 is equipped with the sliding block 21 being adapted with the sliding slot 12, the other end of the pedestal 1 be installed with vertically to The fixed block 10 of upper extension is equipped with the movable block 11 extended straight up above the sliding block 21.

Side wall of the pedestal 1 close to 2 one end of cylinder is equipped with outwardly extending journal stirrup 13, the journal stirrup 13 and 1 axis of pedestal The parallel through hole of line, the homonymy of the movable block 11 and the journal stirrup 13 have outwardly extending extension 111, the extension 111 have the bending part that bends downward, and the bending part and the journal stirrup 13 are in same level, fixed on the bending part There is horizontal-extending strut 112, the extending direction of the strut 112 is parallel with the axis of the pedestal 1, one end of the strut 112 It is fixed on the bending part, the other end is arranged with spring string through the through hole on the journal stirrup 13 on the strut 112 113, one end of the spring string 113 is fixed on the bending part, and the other end is fixed on the journal stirrup 13.

The movable block 11 is removably mounted on the sliding block 21, and both the fixed block 10 and movable block 11 are opposite Inner wall be equipped with fin, the face that both the fixed block 10 and movable block 11 are away from each other is in lower thick thin taper.

The course of work of the present invention is as follows：

After pedestal 1 is fixed on cutting working platform face, control cylinder 2 makes piston rod 20 be in contraction state, it would be desirable to cut Steel billet stretch between movable block 11 and fixed block 10, and make steel billet close to 10 one end of fixed block as far as possible, start cylinder 2, make work Stopper rod 20 extends, and sliding block 21 is moved along sliding slot 12, and movable block 11 is driven to be moved to fixed block 10, is finally pressed from both sides with together with fixed block 10 It holds in steel billet both sides, because of the spring string 113 by being set by pedestal 1, is shrinking or stretching out state, can largely reduce hard touch It touches or steel billet rolls the reaction force for hitting and bringing, reduce cylinder vibration damage, extend its service life, and ensure to press from both sides It is accurate to hold, and improves cut quality.

Finally it should be noted that foregoing description is merely a preferred embodiment of the present invention, those of ordinary skill in the art Under the enlightenment of the present invention, on the premise of without prejudice to present inventive concept and claim, expression as multiple types can be made, this The conversion of sample is each fallen within protection scope of the present invention.

Claims (4)

1. a kind of steel billet cutting bed damping type fixture, it is characterised in that：Including pedestal (1), notch is equipped among the pedestal (1) Sliding slot (12) upward, one end of the pedestal (1) are installed with cylinder (2), and the piston rod (20) of the cylinder (2) stretches into institute It states in sliding slot (12), end of the piston rod (20) away from cylinder (2) is equipped with the sliding block being adapted with the sliding slot (12) (21), the other end of the pedestal (1) is installed with the fixed block (10) extended straight up, above the sliding block (21) The movable block (11) extended straight up is installed；

Side wall of the pedestal (1) close to cylinder (2) one end is equipped with outwardly extending journal stirrup (13), which is equipped with The through hole parallel with pedestal (1) axis, the movable block (11) and the homonymy of the journal stirrup (13) have outwardly extending extension Portion (111), the extension (111) have the bending part bent downward, and the bending part is in same with the journal stirrup (13) Horizontal plane is installed with horizontal-extending strut (112) on the bending part, extending direction and the pedestal of the strut (112) (1) axis is parallel, and one end of the strut (112) is fixed on the bending part, and the other end is passed through on the journal stirrup (13) Through hole is arranged with spring string (113) in the journal stirrup (13) on the strut (112) between bending part, the spring string (113) One end is fixed on the bending part, and the other end is fixed on the journal stirrup (13).

2. steel billet cutting bed damping type fixture according to claim 1, it is characterised in that：The movable block (11) is detachable Ground is mounted on the sliding block (21).

3. steel billet cutting bed damping type fixture according to claim 1, it is characterised in that：The fixed block (10) and activity The opposite inner wall of both blocks (11) is equipped with fin.

4. steel billet cutting bed damping type fixture according to claim 1, it is characterised in that：The fixed block (10) and activity The face that both blocks (11) are away from each other is in lower thick thin taper.