CN209682976U

CN209682976U - A kind of safety and shock-absorption type press machine

Info

Publication number: CN209682976U
Application number: CN201920192109.8U
Authority: CN
Inventors: 訾翔; 管成梧
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-02-12
Filing date: 2019-02-12
Publication date: 2019-11-26
Anticipated expiration: 2029-02-12

Abstract

The utility model discloses a kind of safety and shock-absorption type press machine, the press machine includes punching press top pillar, stainless steel plate, punching press bottom case, punching press top pillar quantity is four, and in mutually in horizontal symmetrical between punching press top pillar, and punching press top pillar is bolted on stainless steel plate upper surface center, the lower end surface of one long side of stainless steel plate and two short sides is fixedly welded punching press bottom case, and punching press bottom case lower end surface is welded with fixed plate；It is bolted supporting plate at the top of four punching press top pillars, supporting plate upper surface center is fixed with motor by guide rod.Part squeezes buffer stopper when the utility model touches components by staking punch, the spring that buffer stopper squeezes top reduces kickback pressure, limited block prevents buffer stopper excessive by kickback pressure and damages to dashpot, so that the damping effect of entire press machine is more outstanding, washer is set simultaneously, it is substantially reduced so that rubbing to injure caused by it in punch rod punching course, promotes the security and stability of entire press machine.

Description

A kind of safety and shock-absorption type press machine

Technical field

The utility model relates to press technologies fields, and in particular to a kind of safety and shock-absorption type press machine.

Background technique

The mold in the case where press machine (hydraulic press, punching machine etc.) is installed on the table, and in its wedge in installation upper mold.Spiral shell Spinning force machine is one kind of press machine, uses screw rod, nut as transmission mechanism, existing in use, leaning on worm drive by flywheel Forward backward rotation movement be changed into the metal forming machinery to pump of sliding block.When work, motor makes flywheel accelerate rotation Turn to store energy, while pushing sliding block to move downward by screw rod, nut.When shoe contact workpiece, flywheel is forced to slow down Stop to complete, the rotation function of storage is changed into impact energy, hits workpiece by sliding block, is allowed to deform.However punching course In because vibration amplitude is excessive often to occur the fracture of punching parts moment, press machine Condition of Sudden Unloading loses lotus, keeps workpiece load prominent It so disappears, causes part breaking moment formed punch out of control suddenly, with great speed undershoot, press machine generates huge spring, punching It hits and shakes, and generate biggish noise, not only make environmental degradation, but also damage is generated to equipment and mold.

Utility model content

In order to solve the above technical problems, the purpose of this utility model is to provide a kind of safety and shock-absorption type press machine, By motor output end and the rolling bearing of drive screw junction to the frictional resistance reduced when drive screw rotates, so that Drive screw velocity of rotation is more uniform, and then the drawing velocity of punch rod is more stable, while washer is arranged, so that punch rod Friction is injured caused by it in punching course substantially reduces, and promotes the security and stability of entire press machine.

The purpose of this utility model can be achieved through the following technical solutions:

A kind of safety and shock-absorption type press machine, the press machine include punching press top pillar, stainless steel plate, punching press bottom case, the punching press Top pillar quantity is four, and being between the punching press top pillar is in mutually horizontal symmetrical, and the punching press top pillar is bolted The lower end surface of end face center on stainless steel, one long side of the stainless steel plate and two short sides is fixedly welded punching press bottom Shell, punching press bottom case lower end surface are welded with fixed plate；

It is bolted supporting plate at the top of four punching press top pillars, supporting plate upper surface center passes through guiding Bar is fixed with motor, and the electronic motor spindle output end is connected with drive screw, is arranged with spiral below the drive screw Sleeve, the screw sheel are welded in stainless steel plate upper surface, and the motor output end and drive screw junction appearance Surface cover is equipped with several rolling bearings, is rotatablely connected between several rolling bearing upper surfaces and lower end surface, and the transmission spiral shell Bar is arranged with level board through supporting plate to outer surface between stainless steel plate, and the lower end surface of two short sides of level board passes through bolt It is fixedly connected with punch rod, stainless steel plate end face is slided and run through to the punch rod, and the drive screw of the level board runs through Place lower end surface is welded with cylindrical pin with internal thread；

Be arranged with multi-layer board below the punch rod, the multi-layer board lower end surface is longitudinally staggered be provided with several staking punch and Dashpot；

The dead plate upper end face is welded with H-type groove, and several bearing members are uniformly distributed in the H-type groove upper surface in column Part, and fixed plate lower end surface surrounding is vertically welded with damping base, the fixed plate is uniformly provided through several logical Hole.

Further, the stainless steel plate has been bolted to connection in punch rod through part upper surface and lower end surface Washer.

Further, the multi-layer board is in pyramid-like structure, and the multi-layer board includes egg cotton, rubber layer and sponge Pad, equidistant connection between the egg cotton, rubber layer and foam-rubber cushion.

Further, the dashpot is in inner concavity, and recess bottom centre position is provided with spring in the dashpot, Be fixedly installed buffer stopper below the spring, and dashpot two sides inner wall is provided with limited block, the limited block with Spring lengthwise position mutually from.

Further, stainless steel plate upper surface side is welded with auxiliary support plate, the L-shaped knot of auxiliary support plate Structure, and the auxiliary support plate inside top is fixed on supporting plate side.

Further, supporting member quantity described in a row is three, wherein three supporting member both ends and side Staking punch is provided with right above horizontal position, and supporting member described in a row is equidistantly set horizontal position surface between any two It is equipped with dashpot.

The utility model has the beneficial effects that

(1) a kind of safety and shock-absorption type press machine of the utility model drives the downward punching press of multi-layer board, multilayer by punch rod The staking punch in board bottom portion carries out punching press to part.Rubber layer and foam-rubber cushion mating reaction staking punch make multi-layer board in punching course At reaction force greatly reduce, while the sound that egg cotton generates reaction force reduces.When staking punch touches components Part squeezes buffer stopper, and the spring that buffer stopper squeezes top reduces kickback pressure, and limited block prevents buffer stopper by kickback pressure mistake Dashpot is damaged greatly, so that the damping effect of entire press machine is more outstanding.

(2) by the way that when the press machine needs to stamp, part to be punched is placed at the top of supporting member.It opens electronic Machine, motor is rotated by output end drives drive screw to rotate.Drive screw utilizes the screw thread matching relationship with screw sheel Screw sheel is driven to move down.Screw sheel drives the level board at top to move down again.Level board is to drive both ends Punch rod is moved down through stainless steel plate.Motor output end and the rolling bearing of drive screw junction are driven spiral shell to reduction Frictional resistance when bar rotates, so that drive screw velocity of rotation is more uniform, and then the drawing velocity of punch rod is more stable, Washer is set simultaneously, is substantially reduced so that rubbing to injure caused by it in punch rod punching course, promotes entire press machine Security and stability.

(3) by the damping base and through-hole of setting fixed plate bottom, the active force generated in punching course is dispersed, is made The stability for obtaining entire press machine greatly increases.

Detailed description of the invention

The utility model will be further described below with reference to the accompanying drawings.

Fig. 1 is a kind of structural schematic diagram of safety and shock-absorption type press machine of the utility model.

Fig. 2 is the schematic diagram of the stainless steel plate top structure of the utility model.

Fig. 3 is the attachment structure schematic diagram of the punch rod bottom of the utility model.

Fig. 4 is the structural schematic diagram inside the dashpot of the utility model.

Fig. 5 is the structural schematic diagram at the A in Fig. 1 of the utility model.

Fig. 6 is the damping base of the fixed plate bottom of the utility model and the schematic enlarged-scale view of through-hole.

In figure: 1, punching press top pillar；2, motor；3, rolling bearing；4, drive screw；5, cylindrical pin with internal thread；6, horizontal Plate；7, punch rod；8, screw sheel；9, auxiliary support plate；10, stainless steel plate；11, multi-layer board；111, egg cotton；112, rubber Layer；113, foam-rubber cushion；12, staking punch；13, dashpot；131, spring；132, limited block；133, buffer stopper；14, punching press bottom case； 15, supporting member；16, H-type groove；17, fixed plate；18, damping base；19, through-hole；20, supporting plate；21, washer.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts All other embodiment obtained, fall within the protection scope of the utility model.

It please refers to shown in Fig. 1-6, the utility model is that a kind of safety and shock-absorption type press machine, the press machine includes punching press top Column 1, stainless steel plate 10, punching press bottom case 14,1 quantity of punching press top pillar are four, and being between punching press top pillar is mutually in horizontal symmetrical, And punching press top pillar 1 is bolted on 10 upper surface center of stainless steel plate, 10 1 long sides of stainless steel plate and two short sides Lower end surface be fixedly welded punching press bottom case 14,14 lower end surface of punching press bottom case is welded with fixed plate 17；

Supporting plate 20 is bolted at the top of four punching press top pillars 1,20 upper surface center of supporting plate passes through guide rod It is fixed with motor 2,2 bottom output end of motor is connected with drive screw 4, screw sheel 8 is arranged with below drive screw 4, Screw sheel 8 is welded in 10 upper surface of stainless steel plate, and 2 output end of motor is arranged with 4 junction outer surface of drive screw Several rolling bearings 3 are rotatablely connected between several 3 upper surfaces of rolling bearing and lower end surface, and drive screw 4 through supporting plate 20 to Outer surface is arranged with level board 6 between stainless steel plate 10, and the lower end surface of 6 two short sides of level board has been bolted to connection punching Compression bar 7, punch rod 7 is slided and runs through 10 end face of stainless steel plate, and the 4 through part lower end surface of drive screw of level board 6 is welded with Cylindrical pin with internal thread 5；

Multi-layer board 11 is arranged with below punch rod 7,11 lower end surface of multi-layer board is longitudinally staggered to be provided with several 12 Hes of staking punch Dashpot 13；

17 upper surface of fixed plate is welded with H-type groove 16, and several supporting members are uniformly distributed in 16 upper surface of H-type groove in column 15, and 17 lower end surface surrounding of fixed plate is vertically welded with damping base 18, fixed plate 17 is uniformly provided through several through-holes 19。

2, specifically, stainless steel plate 10 has been bolted to connection in 7 through part upper surface of punch rod and lower end surface Washer 21.Multi-layer board 11 is in pyramid-like structure, and multi-layer board 11 includes egg cotton 111, rubber layer 112 and foam-rubber cushion 113, chicken Equidistant connection between egg cotton 111, rubber layer 112 and foam-rubber cushion 113.Dashpot 13 is in inner concavity, and recess in dashpot 13 Bottom centre position is provided with spring 131, buffer stopper 133 is fixedly installed below spring 131, and 13 two sides inner wall of dashpot is equal Be provided with limited block 132, limited block 132 and 131 lengthwise position of spring mutually from.10 upper surface side of stainless steel plate is welded with auxiliary Support plate 9, the L-shaped structure of auxiliary support plate 9, and 9 inside top of auxiliary support plate is fixed on 20 side of supporting plate.The bearing of one row 15 quantity of element is three, wherein it is provided with staking punch 12 right above three 15 both ends of supporting member and side horizontal position, And one row supporting member 15 be placed equidistant with dashpot 13 right above horizontal position between any two.

It please refers to shown in Fig. 1-6, a kind of course of work of safety and shock-absorption type press machine of the present embodiment is as follows:

1) when the press machine needs to stamp, part to be punched is placed on 15 top of supporting member.Motor 2 is opened, Motor 2 is rotated by output end drives drive screw 4 to rotate.The rolling of 2 output end of motor and 4 junction of drive screw simultaneously 3 pairs of the dynamic bearing frictional resistance reduced when drive screw 4 rotates, so that 4 velocity of rotation of drive screw is more uniform.Drive screw 4 drive screw sheel 8 to move down using with the screw thread matching relationship of screw sheel 8.Screw sheel 8 drives the level at top again Plate 6 moves down.Level board 6 is to drive the punch rod 7 at both ends to move down through stainless steel plate 10.

2) punch rod 7 drives the downward punching press of multi-layer board 11, and the staking punch 12 of 11 bottom of multi-layer board carries out punching press to part.Punching Rubber layer 112 and 113 mating reaction staking punch 12 of foam-rubber cushion greatly reduce reaction force caused by multi-layer board 11 during pressure, The sound that egg cotton 111 generates reaction force simultaneously reduces.Part squeezes buffer stopper when staking punch 12 touches components 133, the spring 131 that buffer stopper 133 squeezes top reduces kickback pressure, and limited block 132 prevents buffer stopper 133 by kickback pressure mistake Dashpot 13 is damaged greatly.

3) effect that the damping base 18 of 17 bottom of punching course fixed plate and through-hole 19 will generate in punching course simultaneously Power dispersion, so that the stability of entire press machine greatly increases.

Above content is only to the utility model structure example and explanation, the technology people of affiliated the art Member makes various modifications or additions to the described embodiments or is substituted in a similar manner, without departing from reality With novel structure or beyond the scope defined by this claim, all should belong to the protection range of the utility model.

Claims

1. a kind of safety and shock-absorption type press machine, including punching press top pillar (1), stainless steel plate (10), punching press bottom case (14), feature exists In punching press top pillar (1) quantity is four, and is arranged between four punching press top pillars (1) in horizontal symmetrical two-by-two, described Punching press top pillar (1) is bolted on stainless steel plate (10) upper surface, (10) long sides of the stainless steel plate and two short The lower end surface on side is fixedly welded punching press bottom case (14), and punching press bottom case (14) lower end surface is welded with fixed plate (17)；

It has been bolted supporting plate (20) at the top of four punching press top pillars (1), supporting plate (20) the upper surface center It is fixed with motor (2) by guide rod, motor (2) bottom output end is connected with drive screw (4), the transmission spiral shell It is arranged with screw sheel (8) below bar (4), the screw sheel (8) is welded in stainless steel plate (10) upper surface, and described electronic Machine (2) output end and drive screw (4) junction outer surface are arranged with several rolling bearings (3), several rolling bearings (3) It is rotatablely connected between upper surface and lower end surface, and the drive screw (4) runs through supporting plate (20) to outside between stainless steel plate (10) Surface is arranged with level board (6), and the lower end surface of (6) two short sides of level board has been bolted to connection punch rod (7), The punch rod (7) is slided and runs through stainless steel plate (10) end face, and under drive screw (4) through part of the level board (6) End face is welded with cylindrical pin with internal thread (5)；

Be arranged with multi-layer board (11) below the punch rod (7), multi-layer board (11) lower end surface is longitudinally staggered be provided with it is several Staking punch (12) and dashpot (13)；

Fixed plate (17) upper surface is welded with H-type groove (16), and H-type groove (16) upper surface is uniformly distributed with several in column Supporting member (15), and the fixed plate (17) lower end surface surrounding is vertically welded with damping base (18), the fixed plate (17) several through-holes (19) are uniformly provided through.

2. a kind of safety and shock-absorption type press machine according to claim 1, which is characterized in that stainless steel plate (10) Yu Chong Compression bar (7) through part upper surface and lower end surface have been bolted to connection washer (21).

3. a kind of safety and shock-absorption type press machine according to claim 1, which is characterized in that the multi-layer board (11) is precious in falling Pyramidal structure, and the multi-layer board (11) includes egg cotton (111), rubber layer (112) and foam-rubber cushion (113), the egg cotton (111), equidistant connection between rubber layer (112) and foam-rubber cushion (113).

4. a kind of safety and shock-absorption type press machine according to claim 1, which is characterized in that the dashpot (13) is in indent Shape, and the interior recess bottom centre position of the dashpot (13) is provided with spring (131), fixation is set below the spring (131) Be equipped with buffer stopper (133), and the dashpot (13) two sides inner wall is provided with limited block (132), the limited block (132) with Spring (131) lengthwise position mutually from.

5. a kind of safety and shock-absorption type press machine according to claim 1, which is characterized in that stainless steel plate (10) upper end Face side is welded with auxiliary support plate (9), the L-shaped structure of the auxiliary support plate (9), and at the top of the auxiliary support plate (9) Supporting plate (20) side is fixed in inside.

6. a kind of safety and shock-absorption type press machine according to claim 1, which is characterized in that supporting member described in a row (15) quantity is three, wherein is provided with punching press right above three supporting member (15) both ends and side horizontal position Head (12), and supporting member described in a row (15) has been placed equidistant with dashpot (13) in horizontal position surface between any two.