CN211917516U

CN211917516U - Hydraulic quick mold changing system on injection molding machine

Info

Publication number: CN211917516U
Application number: CN201922489855.6U
Authority: CN
Inventors: 鲁明海
Original assignee: Future High Tech Co ltd
Current assignee: Future High Tech Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-11-13
Anticipated expiration: 2029-12-30

Abstract

The utility model relates to a hydraulic pressure quick die change system on injection molding machine, including the mount table, be used for die body demountable installation in the die clamper on the mount table, die clamper includes the hydraulically operated fixture of a plurality of relative settings, the fixed briquetting that is provided with on the mount table, the briquetting with be formed with the spout between the mount table surface, hydraulically operated fixture include with the spout complex sliding lug, relative two hydraulically operated fixture is relative or back to sliding on the mount table, be provided with on the briquetting and carry out the locking piece fixed to the hydraulically operated fixture after sliding. Two relative hydraulically operated fixture slide through the lug that slides in the spout relatively or back to back, adjust the interval between two hydraulically operated fixture to the mould body centre gripping of adaptation to different width is fixed, makes hydraulically operated fixture can have better compressing tightly with the mould body.

Description

Hydraulic quick mold changing system on injection molding machine

Technical Field

The utility model belongs to the technical field of the technique of retooling device on the injection molding machine and specifically relates to a hydraulic pressure quick retooling system on injection molding machine is related to.

Background

An injection molding machine, also known as an injection molding machine or an injection molding machine, is a main molding apparatus for molding thermoplastic plastics or thermosetting plastics into plastic products of various shapes by using a plastic molding mold, and is capable of heating the plastics, applying high pressure to the molten plastics to inject the molten plastics to fill a mold cavity of the mold, and is classified into a vertical type, a horizontal type and a vertical and horizontal type according to the arrangement of an injection device and a mold locking device, and the fixing mode of the mold is also diversified.

In the prior art, a Chinese patent document with the publication number of CN205660867U describes a fixing device for a box culvert mould and a vibration table, which comprises a box culvert inner mould, a box culvert bottom support, a box culvert outer mould expanding block and a connecting beam component, hydraulically operated fixture, the top of box culvert external mold is connected through last clamping cylinder and box culvert external mold expansion piece, the lower extreme of box culvert centre form and box culvert external mold sets up on the box culvert collet through the cooperation of pin pinhole, shake the fixed two sets of tie beam subassemblies of bench symmetry, the box culvert collet is fixed on the tie beam subassembly, it still is provided with a plurality of hydraulically operated fixture to shake the bench, hydraulically operated fixture includes the base, two risers, the pneumatic cylinder, (holding) chuck and a plurality of fastener, be provided with two risers on the base, it installs the (holding) chuck to rotate between two risers, the (holding) chuck is connected with the hydraulic stem of pneumatic cylinder, pneumatic cylinder fixed mounting is on the base, hydraulically operated fixture through a plurality of fasteners and shake a fixed.

The above prior art solutions have the following drawbacks: the hydraulic clamps are opposite and fixed on the vibrating table, and for dies with different sizes, because the distance between the two opposite hydraulic clamps is fixed, the width of the die is easily widened or narrowed during die change, and the die cannot be in full contact with the chuck, so that the die clamping fixing effect of the clamps is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a quick retooling system of hydraulic pressure on injection molding machine adjusts the interval between two hydraulically operated fixture to the adaptation is fixed to the mould body centre gripping of different widths, so that obtain the fixed effect of better clamp mould.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a quick retooling system of hydraulic pressure on injection molding machine, includes the mount table, is used for die holder with mould body demountable installation on the mount table, die holder includes a plurality of relative hydraulic fixture that set up, the fixed briquetting that is provided with on the mount table, the briquetting with be formed with the spout between the mount table surface, hydraulic fixture includes the complex lug that slides, relative two with the spout slides hydraulic fixture is relative or back to slide on the mount table, be provided with on the briquetting and carry out the locking piece fixed to the hydraulic fixture after sliding.

Through adopting above-mentioned technical scheme, two relative hydraulically operated fixture slide relatively or back to back in the spout through the lug that slides, adjust the interval between two hydraulically operated fixture, thereby it is fixed to adapt to the mould body centre gripping of different width, make hydraulically operated fixture can have better compressing tightly with the mould body, hydraulically operated fixture pushes down mould body edge, after adjusting the interval between accomplishing two hydraulically operated fixture, fix hydraulically operated fixture on the mount table surface through the locking piece, the realization is fixed hydraulically operated fixture and mould body after the adjustment.

The utility model discloses further set up to: the briquetting includes the installation panel parallel with the mount table surface, the locking piece is including passing in proper order the installation panel, after the lug that slides with the mount table on screw hole screw-thread fit's locking screw.

Through adopting above-mentioned technical scheme, the locking screw with briquetting, the lug thread tightening that slides on the mount table, the dismouting hydraulically operated fixture of being convenient for of thread tightening mode to be convenient for quick replacement mould body, and fix the mould body after changing, realize the effect of quick retooling.

The utility model discloses further set up to: and a first cushion block positioned between the mounting panel and the sliding convex block is arranged in the sliding groove.

Through adopting above-mentioned technical scheme, first cushion fills and supports the interval between installation panel and the lug that slides for obtain better fixed effect between briquetting and the lug that slides, make the installation between hydraulically operated fixture and the briquetting more firm, stable.

The utility model discloses further set up to: first cushion includes scarf joint portion, cushion portion that mutual fixation just is the L type, scarf joint portion inlays and locates hydraulic fixture's side, cushion portion laminates with installation panel, the lug that slides respectively mutually.

Through adopting above-mentioned technical scheme, scarf joint portion fixes in hydraulic fixture's side, makes and is fixed between scarf joint portion and the hydraulic fixture, and in the installation, first cushion passes through scarf joint portion and is difficult for producing the dislocation and remove, and cushion portion is more stable between installation panel and the lug that slides.

The utility model discloses further set up to: and a second cushion block positioned between the sliding convex block and the surface of the mounting table is arranged in the sliding groove.

Through adopting above-mentioned technical scheme, the second cushion increases the interval between lug and the mount table surface that slides to increase the interval between hydraulically operated fixture and the mount table surface, make the more thick flange portion of thickness can install and place between hydraulically operated fixture and mount table surface on the mould body, adapt to the fixed change of more not unidimensional mould bodies.

The utility model discloses further set up to: the second cushion block comprises first anti-slip grains which are abutted with the sliding convex block and second anti-slip grains which are abutted with the surface of the mounting table.

Through adopting above-mentioned technical scheme, the setting of first anti-skidding line and second anti-skidding line increases the frictional force between second cushion and mount table, the lug that slides, makes more firm, the difficult relative dislocation that produces slide between die clamper and the mount table surface.

The utility model discloses further set up to: the briquetting still includes the perpendicular panel on perpendicular to mount table surface, the mount panel with perpendicular panel integrated into one piece forms, perpendicular panel one side is inlayed and is established and is fixed in the surface of mount table.

Through adopting above-mentioned technical scheme, perpendicular panel inlays to establish and fixes the surface at the mount table, can make the fixed effect between briquetting and the mount table surface better.

The utility model discloses further set up to: the hydraulic clamp comprises a clamp seat, a clamping arm and a hydraulic rod arranged on the clamp seat, the middle of the clamping arm is rotatably connected with the clamp seat, and one end of the clamping arm is movably connected with the hydraulic rod.

Through adopting above-mentioned technical scheme, hydraulic control presss from both sides the arm and carries out the centre gripping to the mould body fixed, and hydraulic mode can make fixed effect more stable, safety.

The utility model discloses further set up to: the die is characterized in that a die body is arranged on the mounting table and comprises a convex edge part positioned on the edge of the die body, and a pressure head matched with the surface of the mounting table and used for pressing the convex edge part of the die body is arranged at the other end of the clamping arm.

Through adopting above-mentioned technical scheme, the setting of protruding limit portion is favorable to the pressure head on the arm lock to push down the mould body, provides convenience for the arm lock presss from both sides tight fixed mould body, and the tight fixed effect of clamp that reaches is better.

The utility model discloses further set up to: the pressure head protrudes out of one side surface of the clamping arm facing the mounting table.

Through adopting above-mentioned technical scheme, pressure head protrusion in the arm lock towards the arm lock of being convenient for of one side surface of mount table rotates the back, makes things convenient for pressure head application pressure on the arm lock at flange portion, the setting of pressure head, and the hydraulically operated fixture of being convenient for exerts pressure and is used in the mould body to reach better fixed effect to the mould body.

To sum up, the utility model discloses a beneficial technological effect does:

1. the time for replacing and installing the die body is greatly saved, the maintenance cost is low, and the effect of installing and fixing the die body is good;

2. the operation is simple and convenient, no special skill is needed in the installation, and the die body is easily replaced.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention, which is used for showing the installation position of the mold clamping device;

FIG. 2 is a schematic view of a partial structure of the present invention, which is used to show the positions of the hydraulic clamp and the pressing block;

FIG. 3 is a schematic structural diagram of a hydraulic clamp and a press block for embodying the configuration and shape of the hydraulic clamp;

fig. 4 is an exploded schematic view of the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 4, illustrating the mounting between the hydraulic clamp and the press block;

fig. 6 is a schematic view of a partial structure of the middle hydraulic clamp of the present invention, for showing the position and shape structure of the waist-shaped hole.

In the figure, 1, a mounting table; 2. an injection molding device; 3. a mold body; 3.1, a convex edge part; 4. briquetting; 4.1, vertical panel; 4.2, installing a panel; 5. a hydraulic clamp; 5.1, a clamp seat; 5.2, a hydraulic rod; 5.3, clamping arms; 5.4, a hinge; 5.5, a hinged shaft; 5.6, a pressure head; 6. a locking screw; 7. a chute; 8. a through hole; 9. a threaded hole; 10. a sliding projection; 11. a first cushion block; 11.1, a scarf joint part; 11.2, a cushion block part; 12. a second cushion block; 12.1, first anti-skid lines; 12.2, second anti-skid lines; 13. a waist-shaped hole; 14. a connecting plate; 15. a through hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1: a hydraulic rapid die change system on an injection molding machine refers to fig. 1 and 5 and comprises a mounting table 1 and a die clamper, wherein the mounting table 1 is cuboid, the surface of one side of the mounting table is fixedly arranged at one end of an injection molding device 2 on the injection molding machine, a die body 3 and a plurality of pairs of pressing blocks 4 positioned at two opposite sides of the die body 3 are arranged on the mounting table 1, and the plurality of pairs of pressing blocks 4 are symmetrically arranged relative to the die body 3; each briquetting 4 includes integrated into one piece's vertical panel 4.1 and installation panel 4.2, one side of vertical panel 4.1 is established on the surface of mount table 1 through the fixed embedding of caulking groove, and with the surface mutually perpendicular of mount table 1, opposite side and installation panel 4.2 integrated into one piece, installation panel 4.2 is parallel to each other with the surface of mount table 1, the cross sectional shape of installation panel 4.2 and vertical panel 4.1 is the L type, form a spout 7 between installation panel 4.2 and the mount table 1, spout 7 extends the setting along the width direction of mould body 3.

Referring to fig. 1 and 5, the die clamper includes a plurality of hydraulic clamps 5 symmetrically arranged in relation to the width direction of the die body 3, each hydraulic clamp 5 corresponds to two pressing blocks 4, the hydraulic clamp 5 includes a sliding protrusion 10 in sliding fit with the sliding groove 7, the sliding protrusion 10 is located on two opposite sides of the hydraulic clamp 5, and the two hydraulic clamps 5 opposite in relation to the width direction of the die body 3 slide oppositely or back to back on the mounting table 1 through the sliding grooves 7.

Referring to fig. 3 and 5, be provided with on the briquetting 4 and carry out the locking piece that fixes to the hydraulically operated fixture 5 after relative slip or back to back the slip, the locking piece includes locking screw 6, the through-hole 8 that is linked together with spout 7 is seted up on the surface of installation panel 4.2, screw hole 9 corresponding with through-hole 8 is seted up on the surface of mount table 1, the through-hole 15 (in fig. 6) that a plurality of edges slip 10 length direction of lug and arrange is seted up on the lug that slides 10, locking screw 6 passes through-hole 8 in proper order, behind the through-hole 15 with screw hole 9 screw-thread fit, hydraulically operated fixture 5 is after sliding, the through-hole 15 and the through-hole 8 of.

Referring to fig. 4 and 5, a first cushion block 11 is arranged in the sliding groove 7, the cross section of the first cushion block 11 is L-shaped, and the first cushion block comprises an embedding part 11.1 and a cushion block part 11.2 which are formed in an integrated manner, the embedding part 11.1 is fixedly embedded in the side face of the hydraulic clamp 5 through an embedding groove, the cushion block part 11.2 is located between the installation panel 4.2 and the sliding bump 10, the cushion block part 11.2 is padded between the installation panel 4.2 and the sliding bump 10, and the two opposite side surfaces are respectively attached to the bottom surface of the installation panel 4.2 and the surface of the sliding bump 10.

Referring to fig. 2 and 3, the hydraulic clamp 5 includes a clamp seat 5.1, a clamping arm 5.3 and a hydraulic rod 5.2, the middle portion of the clamping arm 5.3 is rotatably connected with the clamp seat 5.1 through a hinge shaft 5.5, the hydraulic rod 5.2 is disposed on the clamp seat 5.1, a hydraulic chamber communicated with a hydraulic system is disposed in the clamp seat 5.1, under the control of the hydraulic system, the hydraulic rod 5.2 telescopically moves in the hydraulic chamber, and the telescopic moving direction is perpendicular to the surface of the mounting table 1, one end of the hydraulic rod 5.2 extending out of the clamp seat 5.1 is movably connected with one end of the clamping arm 5.3 away from the die body 3 through a hinge 5.4, as shown in fig. 6, a waist-shaped hole 13 is disposed on a side surface of the clamping arm 5.3, the waist-shaped hole 13 is disposed in an arc shape, a circle center corresponding to the arc shape is coincident with a circle center of the hinge shaft 5.5, the waist-shaped hole 13 penetrates through two opposite side surfaces of the clamping arm 5.3, the hinge 5.4 penetrates through the connecting plate 14 and the waist-shaped hole 13, and two ends of the hinge are fixed through nuts, so that the movable connection between the clamping arm 5.3 and the hydraulic rod 5.2 is realized, the hydraulic rod 5.2 moves in a telescopic manner in the hydraulic cavity, the hinge 5.4 moves in the waist-shaped hole 13 correspondingly, when the hinge 5.4 is in collision with the inner walls of two sides of the waist-shaped hole 13, the clamping arm 5.3 is driven to rotate around the rotating axis of the hinge shaft 5.5, the locking of the connecting plate 14 and one end of the clamping arm 5.3 at the mutual connection part in the rotating process of the clamping arm 5.3 is avoided, a pressure head 5.6 is arranged at one end of the hydraulic clamp 5 close to the die body 3, the hydraulic rod 5.2 drives the clamping arm 5.3 to rotate around the middle part of the clamping arm 5.3, when the pressure head 5.6 is close to or far away from the mounting table 1, the pressure head 5.6 protrudes out of one side surface of the clamping arm 5.3 facing the mounting, the cross-sectional shape of flange portion 3.1 is the cuboid, and flange portion 3.1 is located the edge of mould body 3, and pressure head 5.6 and the 1 surface fit of mount table compress tightly flange portion 3.1 of fixed mould body 3 to it is fixed to compress tightly to realize to mould body 3.

The implementation principle of the embodiment is as follows: two relative hydraulically operated fixture 5 slide relatively or back to back in spout 7 through the lug 10 that slides, adjust the interval between two hydraulically operated fixture 5, thereby it is fixed to adapt to the 3 centre grippings of mould body of different width, make the arm lock 5.3 on hydraulically operated fixture 5 can push down the flange portion 3.1 of 3 edges of mould body, after adjusting the interval between accomplishing two hydraulically operated fixture 5, through locking screw 6 with hydraulically operated fixture 5 threaded fixation on 1 surface of mount table, the realization is fixed hydraulically operated fixture 5 and mould body 3 after the adjustment.

Example 2: the utility model provides a hydraulic pressure quick die change system on injection molding machine, refer to fig. 4 and fig. 5, with embodiment 1 difference, be provided with second cushion 12 in the spout 7, second cushion 12 is located between the lug 10 that slides and mount table 1 surface, the shape of second cushion 12 is the cuboid, second cushion 12 includes the first anti-skidding line 12.1 with the lug 10 surface inconsistent that slides, the second anti-skidding line 12.2 with mount table 1 surface inconsistent that first anti-skidding line 12.1 increases the frictional force between lug 10 and the second cushion 12 that slides, second anti-skidding line 12.2 increases the frictional force between mount table 1 surface and second cushion 12.

The implementation principle of the embodiment is as follows: the interval between second cushion 12 increase slip lug 10 and mount table 1 surface, thereby increase the interval between hydraulic fixture 5 and the mount table 1 surface, make the more thick flange portion 3.1 of thickness can install and place between hydraulic fixture 5 and mount table 1 surface on the mould body 3, adapt to the fixed change of more not unidimensional mould body 3, the setting of first anti-skidding line 12.1 and second anti-skidding line 12.2, increase second cushion 12 and mount table 1, the frictional force between the slip lug 10, it is more firm to make between die clamper and the mount table 1 surface, difficult production relative dislocation slides.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a hydraulic pressure quick die change system on injection molding machine, includes mount table (1), is used for die clamper with mould body (3) demountable installation on mount table (1), die clamper includes hydraulic fixture (5) of a plurality of relative settings, its characterized in that: the hydraulic clamp is characterized in that a pressing block (4) is fixedly arranged on the mounting table (1), a sliding groove (7) is formed between the surfaces of the mounting table (1), the hydraulic clamp (5) comprises a sliding lug (10) which is matched with the sliding groove (7) in a sliding mode, the sliding lug is opposite to the sliding lug, the hydraulic clamp (5) is opposite to or back to the sliding block on the mounting table (1), and a locking piece which is used for fixing the hydraulic clamp (5) after the sliding block is arranged on the pressing block (4).

2. The hydraulic rapid mold change system on an injection molding machine of claim 1, wherein: briquetting (4) include with mount table (1) parallel surface's mounting panel (4.2), the locking piece including pass mounting panel (4.2), slide behind lug (10) in proper order with mount table (1) on screw hole (9) screw-thread fit's locking screw (6).

3. The hydraulic rapid mold change system on an injection molding machine of claim 2, wherein: a first cushion block (11) positioned between the mounting panel (4.2) and the sliding bump (10) is arranged in the sliding groove (7).

4. The hydraulic rapid mold change system on an injection molding machine of claim 3, wherein: first cushion (11) are including scarf joint portion (11.1), cushion portion (11.2) of mutual fixation and being the L type, scarf joint portion (11.1) are inlayed and are located the side of hydraulically operated fixture (5), cushion portion (11.2) laminate mutually with mounting panel (4.2), slippage lug (10) respectively.

5. The hydraulic rapid mold change system on an injection molding machine of claim 1, wherein: and a second cushion block (12) positioned between the sliding convex block (10) and the surface of the mounting table (1) is arranged in the sliding groove (7).

6. The hydraulic rapid mold change system on an injection molding machine of claim 5, wherein: the second cushion block (12) comprises first anti-slip grains (12.1) which are abutted to the sliding convex block (10) and second anti-slip grains (12.2) which are abutted to the surface of the mounting table (1).

7. The hydraulic rapid mold change system on an injection molding machine of claim 2, wherein: briquetting (4) still include perpendicular panel (4.1) on perpendicular to mount table (1) surface, mount panel (4.2) with perpendicular panel (4.1) integrated into one piece forms, perpendicular panel (4.1) one side is inlayed and is established and is fixed in the surface of mount table (1).

8. The hydraulic rapid mold change system on an injection molding machine of claim 1, wherein: hydraulic fixture (5) include anchor clamps seat (5.1), arm lock (5.3) and set up hydraulic stem (5.2) on anchor clamps seat (5.1), the middle part of arm lock (5.3) with anchor clamps seat (5.1) rotate to be connected, the one end of arm lock (5.3) with hydraulic stem (5.2) swing joint.

9. The hydraulic rapid mold change system on an injection molding machine of claim 8, wherein: the die is characterized in that a die body (3) is arranged on the mounting table (1), the die body (3) comprises a convex edge part (3.1) located at the edge of the die body (3), and a pressure head (5.6) matched with the surface of the mounting table (1) and used for pressing the convex edge part (3.1) on the die body (3) is arranged at the other end of the clamping arm (5.3).

10. The hydraulic rapid mold change system on an injection molding machine of claim 9, wherein: the pressure head (5.6) protrudes out of one side surface of the clamping arm (5.3) facing the mounting table (1).