CN202462825U - Built-in positioning mechanism of die assembly device and extrusion forming machine - Google Patents
Built-in positioning mechanism of die assembly device and extrusion forming machine Download PDFInfo
- Publication number
- CN202462825U CN202462825U CN2012200463955U CN201220046395U CN202462825U CN 202462825 U CN202462825 U CN 202462825U CN 2012200463955 U CN2012200463955 U CN 2012200463955U CN 201220046395 U CN201220046395 U CN 201220046395U CN 202462825 U CN202462825 U CN 202462825U
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- fixed pedestal
- cylinder body
- mold closing
- closing mechanism
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- Expired - Fee Related
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Abstract
The utility model discloses a built-in positioning mechanism of a die assembly device. The built-in positioning mechanism comprises a driving device, a pair of built-in travel adjustable ejection devices symmetrically arranged relative to the driving device, and a tension mechanism. The utility model also discloses an extrusion forming machine, which comprises the built-in positioning mechanism of the die assembly device. A built-in positioner is provided for the extrusion forming machine. The built-in travel adjustable ejection devices are driven to work by a servo motor through the tension mechanism and promoted to eject two symmetric piston rods hydraulically by clockwise rotation or anticlockwise rotation of the motor, so that a large pull rod moves upwards; and a clearance between every two teeth on the large pull rod of the extrusion forming machine and every two teeth on a wrapping nut is repeatedly adjusted, so an aim of mutual wrapping within a certain tolerance range can be fulfilled.
Description
Technical field
The utility model relates to the single lead screw ex truding briquetting machine technical field, relates in particular to the lock adjustment mechanism of the big pull bar of single lead screw ex truding briquetting machine.
Background technology
Granted publication number is CN201604277U, and open day is on October 13rd, 2010, and denomination of invention discloses a kind of mold closing mechanism for the Chinese utility model patent of " a kind of center is pressed the two-plate mold closing mechanism ".This mold closing mechanism mainly is made up of solid plate, moving platen and moving platen driving mechanism.Solid plate is fixed on the frame, and cover half is housed on it.Dynamic model is housed on the moving platen.The moving platen driving mechanism is made up of mould shifting oil cylinder device and guide pillar.The cylinder body of mould shifting oil cylinder device is fixed on the solid plate, and its piston rod then is connected with the back moving platen of moving platen.The leading section of guide pillar is fixed on the solid plate, and cylinder then penetrates the preceding moving platen and back moving platen of moving platen, and preceding moving platen can move around along guide pillar with the back moving platen.Be fixed with the cohesion nut device on the back moving platen.The mould shifting oil cylinder device drives the back moving platen and drives preceding moving platen execution mould assembling action.In certain setting range, the cohesion nut device action also meshes and the locking guide pillar the outer tooth ring of guide pillar and the interior tooth ring of cohesion nut device, thereby prevents to move after the back moving platen further.At this moment, the die cylinder on the back moving platen starts, matched moulds, and injection or injection.In this process, guide pillar remains static, and regulates through moving of cohesion nut device.Because the cohesion nut device is fixed on the back moving platen of moving platen, moving platen is driven by mould shifting oil cylinder, drive complicated and bulky template and accurate location, and structure, installation and the operation of equipment all had higher requirement.
The utility model content
The purpose of the utility model is to provide a kind of detent mechanism of novel single lead screw ex truding briquetting machine mold closing mechanism, can accomplish accurately to adjust the shift position of big pull bar, thereby accomplish accurate matched moulds.
Another purpose of the utility model is to provide a kind of extrusion shaping machine that adopts above-mentioned detent mechanism.
In order to achieve the above object, the utility model has adopted following technical scheme: a kind of built-in detent mechanism of mold closing mechanism, and it comprises a drive unit, a pair of adjustable liftout attachment of built-in stroke and strainer with respect to the drive unit symmetric arrangement,
Said drive unit is provided by a servomotor,
Said strainer comprises a drive sprocket, a transition sprocket wheel, and chain, and said drive sprocket drives rotation by the output shaft of said servomotor;
The adjustable liftout attachment of said built-in stroke comprises
-fixed pedestal,
-rotating base, said rotating base also can be done the plane with respect to said fixed pedestal axial restraint and rotate,
-hinge wheel is positioned at same plane with said drive sprocket and transition sprocket wheel, and with said chain bridle joint,
-be used for the cylinder apparatus of the big pull bar of pushing tow mold closing mechanism, rotate synchronously with said rotating base, do circumference relative to said fixed pedestal and rotate simultaneously and do rectilinear motion up and down along said fixed pedestal inwall.
Further, said cylinder apparatus comprises
-cylinder body rotates with said rotating base synchronously, and its outer wall is connected in said fixed pedestal through the worm drive pair, rectilinear motion about the said fixed pedestal inwall in edge when acting on the circumference rotation through the secondary connection of said worm drive, and
-the oil cylinder cover that is fixedly connected with cylinder body, and
-be used for the piston rod of the big pull bar of pushing tow mold closing mechanism, reach
-be arranged at the swivel joint that the cylinder body oil-in is used to export hydraulic oil.
Said fixed pedestal bottom is fixed in said big pull bar and is connected the cover medial surface, connects cover thereby make whole detent mechanism be positioned at big pull bar, makes more compact structure, and is not contaminated.
Specifically, said hinge wheel is socketed on outside the said fixed pedestal; Said rotating base comprises
-rotary sleeve, said rotary sleeve are a reducing cylinder, are socketed on outside fixed pedestal and the cylinder body, form pivoting support with fixed pedestal and steel ball, are connected by the slip flat key with cylinder body, are fixedly connected on said sprocket wheel through securing member, and
-briquetting is fixedly connected on outside the said rotary sleeve through securing member, is used to seal the steel ball inlet of rotary sleeve.
Said cylinder body outer wall is fixedly connected with dive key, and said rotary sleeve inwall offers the keyway that can hold dive key, and said dive key one end is fixed in the protruding and said rotary sleeve keyway of the cylinder body outer wall other end and interferes.When rotary sleeve during, dive key can be ordered about and cylinder body rotates together with sprocket rotation.
A kind of extrusion shaping machine, it comprises the as above built-in detent mechanism of arbitrary described mold closing mechanism.
The utility model is that single lead screw ex truding briquetting machine provides a kind of built-in locator.Drive the adjustable liftout attachment work of built-in stroke by a servomotor through the sprocket chain bar; Forward or reverse through motor impels liftout attachment; Eject the piston rod of two symmetries by hydraulic pressure; Big pull bar is moved up, and tooth on the big pull bar of re-adjustments and the gap between the tooth on the cohesion nut are to reach the purpose of the mutual obvolvent of ability in certain margin of tolerance.
Description of drawings
Fig. 1 is the utility model master cutaway view.
Fig. 2 is the A-A cutaway view of Fig. 1, has removed among the figure to connect cover.
Fig. 3 is the utility model left side cutaway view.
Fig. 4 is the structural representation of the adjustable liftout attachment of built-in stroke.
Fig. 5 is the assembling sketch map of built-in locator and big pull bar.
Wherein, adjustable liftout attachment 100 fixed pedestals of built-in stroke 110 back-up rings 111 rotating bases 120 briquettings 121 rotary sleeves 122 dive keys 123 steel balls 124 cylinder apparatus 130 cylinder bodies 131 oil cylinder covers 132 piston rods 133 swivel joints 134 sprocket wheels 140 big pull bars 200 connect cover 210 motors 300 output shafts 301 drive sprockets 401 transition sprocket wheels 402 chains 403 supports 404 power transmission shafts 405
The specific embodiment
Shown in Fig. 1～3; Built-in detent mechanism for the single lead screw ex truding briquetting machine mold closing mechanism; It comprises drive unit 300, is symmetrically arranged in the adjustable liftout attachment 100 of a pair of built-in stroke and the strainer 400 of drive unit 300 both sides, and this contraposition mechanism is installed in big pull bar and connects cover 210 inside.
Strainer comprises drive sprocket 401, transition sprocket wheel 402, and chain 403.301 coaxial connections of output shaft of drive sprocket 401 and servomotor, and drive by it and to rotate.Transition sprocket wheel 402 is installed on the power transmission shaft 405, and is fixed in connection cover 210 through support 404.
As shown in Figure 4, built-in stroke is adjustable, and liftout attachment 100 is made up of fixed pedestal 110, rotating base 120, cylinder apparatus 130 and sprocket wheel 140.
Fixed pedestal 110 have one can hold cylinder apparatus container cavity, cylinder apparatus 130 places in this container cavity.The oil cylinder cover 132 that cylinder apparatus comprises cylinder body 131, be fixedly connected with cylinder body, the piston rod 133 in the cylinder body and be used to export the swivel joint 134 of hydraulic oil.The cylinder body outer wall is connected in fixed pedestal 110 through the worm drive pair, through the secondary connection of worm drive act on circumference when rotating along fixed pedestal 110 inwalls rectilinear motion up and down.Be provided with oil sealing between the oil-in of swivel joint 134 and cylinder body.
During assembling: successively cylinder body 131, oil cylinder cover 132, piston rod 133 are formed oil cylinder earlier; Fixed pedestal 110, rotary sleeve 122, steel ball 124, briquetting 121, sprocket wheel 140 are assembled into integral body; Again oil cylinder is screwed in wherein; Load onto back-up ring 111 in the lower end, refill swivel joint 134, at last this part integral installation is being connected on cover 210 inner faces.
Press shown in Fig. 1～3, be assembled into built-in locator to built-in stroke liftout attachment 100 and drive unit and strainer 400.Built-in stroke liftout attachment is arranged at big pull bar 200 bottoms in pairs, and sprocket wheel is connected with drive unit through chain 403.As shown in Figure 4, be the assembling sketch map of built-in locator with big pull bar.Rotate synchronously when servomotor 300 drives two built-in stroke liftout attachments through the sprocket chain bar, regulate the variation of extruding height through positive and negative transferring.Cylinder body 131 stops operating when moving to certain position, and hydraulic oil gets into oil cylinder through swivel joint 134, and piston rod 133 is ejected.Whether big pull bar moves into place by displacement transducer and detects judgement, through the information Control rotating that feeds back.If ejection height is many or few, repeat above action again, carry out rotating accordingly and regulate, big pull bar is moved up or down, re-adjustments to the big pull bar 200 tooth with till tooth on the cohesion nut 500 is meshed.
Claims (6)
1. the built-in detent mechanism of a mold closing mechanism is characterized in that: comprise a drive unit, a pair of adjustable liftout attachment of built-in stroke and strainer with respect to the drive unit symmetric arrangement,
Said drive unit is provided by a servomotor,
Said strainer comprises a drive sprocket, a transition sprocket wheel, and chain, and said drive sprocket drives rotation by the output shaft of said servomotor;
The adjustable liftout attachment of said built-in stroke comprises
Fixed pedestal,
Rotating base, said rotating base also can be done the plane with respect to said fixed pedestal axial restraint and rotate,
Hinge wheel is positioned at same plane with said drive sprocket and transition sprocket wheel, and with said chain bridle joint,
The cylinder apparatus that is used for the big pull bar of pushing tow mold closing mechanism rotates with said rotating base synchronously, does circumference relative to said fixed pedestal and rotates simultaneously and do rectilinear motion up and down along said fixed pedestal inwall.
2. the built-in detent mechanism of mold closing mechanism according to claim 1, it is characterized in that: said cylinder apparatus comprises
-cylinder body rotates with said rotating base synchronously, and its outer wall is connected in said fixed pedestal through the worm drive pair, rectilinear motion about the said fixed pedestal inwall in edge when acting on the circumference rotation through the secondary connection of said worm drive, and
-the oil cylinder cover that is fixedly connected with cylinder body, and
-be used for the piston rod of the big pull bar of pushing tow mold closing mechanism, reach
-be arranged at the swivel joint that the cylinder body oil-in is used to export hydraulic oil.
3. the built-in detent mechanism of mold closing mechanism according to claim 2 is characterized in that: be fixed in said big pull bar bottom the said fixed pedestal and connect the cover medial surface.
4. the built-in detent mechanism of mold closing mechanism according to claim 3, it is characterized in that: said hinge wheel is socketed on outside the said fixed pedestal; Said rotating base comprises
Rotary sleeve, said rotary sleeve are a reducing cylinder, are socketed on outside fixed pedestal and the cylinder body, form pivoting support with fixed pedestal and steel ball, are connected by the slip flat key with cylinder body, are fixedly connected on said sprocket wheel through securing member, and
Briquetting is fixedly connected on outside the said rotary sleeve through securing member, is used to seal the steel ball inlet of rotary sleeve.
5. the built-in detent mechanism of mold closing mechanism according to claim 4; It is characterized in that: said cylinder body outer wall is fixedly connected with dive key; Said rotary sleeve inwall offers the keyway that can hold dive key, and said dive key one end is fixed in the protruding and said rotary sleeve keyway of the cylinder body outer wall other end and interferes.
6. extrusion shaping machine, it comprises the built-in detent mechanism like the arbitrary described mold closing mechanism of claim 1～5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200463955U CN202462825U (en) | 2012-02-14 | 2012-02-14 | Built-in positioning mechanism of die assembly device and extrusion forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200463955U CN202462825U (en) | 2012-02-14 | 2012-02-14 | Built-in positioning mechanism of die assembly device and extrusion forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202462825U true CN202462825U (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200463955U Expired - Fee Related CN202462825U (en) | 2012-02-14 | 2012-02-14 | Built-in positioning mechanism of die assembly device and extrusion forming machine |
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| Country | Link |
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| CN (1) | CN202462825U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103056334A (en) * | 2012-12-31 | 2013-04-24 | 宁波思进机械股份有限公司 | Device and method for adjusting mould clamping force of die casting machine on basis of servo control |
-
2012
- 2012-02-14 CN CN2012200463955U patent/CN202462825U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103056334A (en) * | 2012-12-31 | 2013-04-24 | 宁波思进机械股份有限公司 | Device and method for adjusting mould clamping force of die casting machine on basis of servo control |
| CN103056334B (en) * | 2012-12-31 | 2015-01-21 | 宁波思进机械股份有限公司 | Device and method for adjusting mould clamping force of die casting machine on basis of servo control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20190214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |