CN102529055B - Template adjusting device for adjusting space between templates - Google Patents
Template adjusting device for adjusting space between templates Download PDFInfo
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- CN102529055B CN102529055B CN201210017762.3A CN201210017762A CN102529055B CN 102529055 B CN102529055 B CN 102529055B CN 201210017762 A CN201210017762 A CN 201210017762A CN 102529055 B CN102529055 B CN 102529055B
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- drive rod
- adjusting
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- moving platen
- nut
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Abstract
The invention relates to a template adjusting device for adjusting space between templates. In a conventional injection machine, the accuracy in template space adjustment is not high and ineffective travel is increased, so that the processing efficiency is impacted. The template adjusting device provided by the invention comprises a frame, a fixed template and a movable template, wherein a pull rod fixedly connected to the fixed template penetrates through the movable template, the distance between the fixed template and the movable template can be adjusted through at least one drive rod which can do parallel translation and can limit the rotation thereof, a threaded section is formed at one end of the drive rod, a rotatable adjusting screw nut is in bolted connection to the threaded section; a straight line key slot is formed on the threaded section; a rotating preventing key is embeded in the key slot, and through the bolted connection effect of the adjusting screw nut and the drive rod provided with the threaded section and incapable of rotating, the adjusting screw nut is enabled to move in a rotating manner along the drive rod. Therefore, the distance between the movable template and the fixed template can be adjusted accurately, by using the matching of the rotating preventing key and the key slot, the translation of the drive rod can not be impacted, the rotation of the drive rod is prevented, the distance between the templates can be adjusted freely according to moulds with diffrent specifications, the implementation is easy to be achieved in practice, the energy consumption is reduced, and the service lives of machine parts are prolonged.
Description
Technical field
The present invention relates to a kind of two-template injection molding machine tool, be specifically related to a kind of adjusting device of adjusting template spacing.
Background technology
Two-template injection molding machine, by two template clamping dies, in the time of work, utilizes holding claw clamping pull bar to realize locked mode, plastics is made to the equipment of various shapes.In the prior art, two-template injection molding machine comprises frame, left-right template and pull bar, in use, select one affixed with left-right template respectively by oil cylinder and piston rod, because piston rod stroke in oil cylinder is unadjustable, after causing left-right template spacing fixing, cannot regulate, be difficult to adapt to the optimum distance of injection moulding different size working of plastics; If while regulating mould with pull bar attaching nut, coefficient of friction is large, on pull bar, oblique screw thread form is not as the good limit effect of stopper slot, when pull bar and nut easily move in the time bearing hundreds of tons or larger injection pressure, cause nut rotational displacement on the thread segment of pull bar, affect locked mode operation, and then affect machining accuracy, if it is too tight that pull bar and nut coordinate, coefficient of friction between nut and pull bar increases, and causes mode transfer effort even stuck, also parts easy to wear, in addition, this mechanism's cost is higher.
Summary of the invention
The technical problem to be solved in the present invention is the defect that overcomes template spacing in prior art and can not carry out according to the specification conditions of mould to be processed fine adjustment, and the mould adjusting mechanism that a kind of two template spacing can fine adjustment is provided.In addition, the present invention further optimizes template folding stroke, improves template folding efficiency.
The present invention realizes technical scheme in the following manner: a kind of adjusting device of adjusting template spacing, comprise frame, rack-mounted solid plate and moving platen, pull bar affixed on solid plate is through moving platen, distance between described solid plate and moving platen can parallel by least one and the drive rod that limits its rotation regulate, described drive rod one end is thread segment, a rotating adjusting nut and offer a straight line keyway, setting-in one spline key in described keyway is spirally connected on thread segment.In this programme, by the effect of being spirally connected between adjusting nut and threaded section and non-rotatable drive rod, make adjusting nut in rotary moving along drive rod, thereby the distance between fine adjustment moving platen and solid plate, in the time of mode transfer, utilize spline key to coordinate with keyway, neither affect drive rod translation, can prevent that again drive rod from rotating, improve the transmission efficiency between drive rod and adjusting nut, make template spacing according to different mould specification free adjustment, reduce moving platen and do invalid movement, effectively improve template folding efficiency, this is simple and practical, easy to implement in practice, and cost is low, reduce energy consumption, increase again parts service life.
As preferably, described drive rod one end is fixed on solid plate, and the other end is successively through a fixed block, adjusting nut and a nut block, and described fixed block is connected on moving platen, between described nut block, is fixed on fixed block across adjusting nut.In this programme, described nut block is fixed on described fixed block by securing member, fixed block and nut block play position-limiting action to adjusting nut, change the relative position of adjusting nut on drive rod, realize the adjustable object of adjusting moving platen and solid plate spacing.
As preferably, described drive rod comprises can translation section and the limit section of turning, described can translation section connection by shaft coupling with the limit section of turning, described can translation section by a hydraulic oil cylinder driving.In this programme, actuator, by hydraulic oil cylinder driving, is realized translation, described can translation section can formation by cylinder piston rod, is divided into two drive rod, the mechanical strength while both having ensured drive rod push-and-pull template, facilitate again processing and manufacturing and detachable maintaining, reduce device fabrication cost.
As preferably, on described spline key, be partly embedded in described keyway, lower part is at least selected one and is packed on described fixed block or a nut block.In this programme, because spline key is fixed in fixed block or/and on nut block, make drive rod be actively socketed on un-rotatably nut block or/and on fixed block, under the promotion of the adjusting nut effect of being spirally connected, realize fixed block and nut block moves freely on drive rod.
As preferably, described drive rod is at least two groups, and on solid plate, divides equally layout.In this programme, coordinate adjusting nut to act on moving platen by dividing equally many drive rods of setting, it is stressed when moving platen is pushed that evenly drive moving platen steadily moves, and closing precision is opened in raising.
As preferably, described adjusting nut outer wall is provided with sprocket, and between described sprocket, by a chain interlock being driven by a motor, described motor is fixed on described moving platen.In this programme, motor links by chain-driving adjusting nut, makes each group of adjusting nut and the drive rod coordination that is spirally connected, and guarantees that moving platen steadily moves in the horizontal direction, improves and opens closing precision.
As preferably, described pull bar is four and four jiaos of the templates of being placed in, described pull bar is unsettled to be inserted in described moving platen, described moving platen is provided with the holding claw of mating with described pull bar and can obvolvent, described holding claw working face is provided with raised line, described pull bar is provided with and mates with described raised line and evenly distributed stopper slot, and described frame is provided with slide rail, and described moving platen is conflicted on described slide rail slidably by the pulley of being located at both sides.In this programme, slide rail plays guiding and vertical support effect by pulley to moving platen, in the time of adjusting template spacing, be inserted in moving platen because pull bar is unsettled, can not move and cause resistance moving platen, be conducive to reduce motor load, reduce energy consumption, in the time that template is positioned at injection moulding station, mutually set by the raised line of holding claw and the stopper slot of pull bar, realize locked mode.
Outstanding substantive distinguishing features of the present invention: the present invention sets up thread segment and straight line keyway in drive rod one end, and coordinate with adjusting nut, realize template spacing adjustable, by being located at fixed block or/and the spline key on nut block set and coordinate with keyway, prevent that drive rod from rotating because of the rotary action that is spirally connected of adjusting nut, guarantee the transmission efficiency between adjusting nut and pull bar, realize template spacing and can realize fine adjustment according to die size to be processed, both the unnecessary wearing and tearing of parts had effectively been reduced, reduce again moving platen and do invalid movement, increase work efficiency, pull bar is suspended in moving platen, resistance while effectively reducing adjusting template spacing, save energy consumption.
Brief description of the drawings
Fig. 1 is structural section schematic diagram of the present invention;
Fig. 2 is sectional perspective schematic diagram of the present invention;
Fig. 3 is A-A ' schematic cross-section;
Fig. 4 is B-B ' schematic cross-section.
In figure: 1, frame, 2, moving platen, 3, pull bar, 4, oil cylinder, 5, holding claw, 6, drive rod, 7, fixed block, 8, nut block, 9, adjusting nut, 10, keyway, 11, spline key, 12, sprocket, 13, chain, 14, motor, 15, can translation section, 16, solid plate, 17, shaft coupling, 18, the limit section of turning.
Detailed description of the invention
Below in conjunction with specification drawings and specific embodiments, substantive distinguishing features of the present invention is further described.
The adjusting device of a kind of adjusting template spacing as shown in Figure 1, 2, comprise frame 1, be arranged on solid plate 16 and moving platen 2 in frame 1, pull bar 3 affixed on solid plate 16 is through moving platen 2, described solid plate 16 and the spacing of moving platen 2 can parallel by least one and the drive rod 6 that limits its rotation regulate, described drive rod 6 one end are thread segment, a rotating adjusting nut 9 and offer a straight line keyway 10, setting-in one spline key 11 in described keyway 10 is spirally connected on thread segment; Described drive rod 6 one end are fixed on solid plate 16, and the other end is successively through a fixed block 7, adjusting nut 9 and a nut block 8, and described fixed block 7 is connected on moving platen 2, and 8 of described nut blocks are fixed on fixed block 7 across adjusting nut 9; On described spline key 11, part is embedded in described keyway 10, and lower part is at least selected one and is packed on described fixed block 7 or a nut block 8.In the specific implementation, adjusting nut 9 is inserted between screw thread baffle plate 8 and fixed block 7, and leaves and be convenient to the gap that adjusting nut 9 rotates.
In concrete operations, mould holding is between two templates, and drive rod 6 is not rotatable under the effect of keyway 10 and spline key 11, in the time that two template folding distances are less than the size of mould to be held, controlling motor 14 rotates to a direction, under the drive of chain 13, adjusting nut 9 is rotation together also, described adjusting nut 9 does horizontal movement left and conflicts on nut block 8 working faces along drive rod 6, nut block 8 is stressed to be moved to the left and to drive moving platen 2 to move to the left by the fixed block 7 connecting, simultaneously, spline key 11 slides along keyway 10, and be embedded at all the time in keyway 10, guarantee that drive rod 6 is not rotatable, make template spacing increase to meet the requirement of mould to be held.In the time that two template folding distances are greater than the size of mould to be held, controlling motor 14 drives adjusting nut 9 to rotate to another direction, described adjusting nut 9 moves horizontally to the right and conflicts on fixed block 7 along drive rod 6, the stressed drive moving platen 2 of fixed block 7 moves right together, template spacing is reduced, both met the dimensional requirement of template to be held, the stroke can reduce to greatest extent template folding mould again time, reduces energy consumption.
In order to make steadily adjusting template spacing accurately of injection moulding function, in concrete enforcement, adopt following scheme to solve: described drive rod 6 is at least two groups, and divides equally layout on solid plate 16; Described adjusting nut 9 outer walls are provided with sprocket 12, and 12 of described sprockets link by a chain being driven by motor 14 13, and described motor 14 is fixed on described moving platen 2 (as shown in Figure 4).On the diagonal angle of template, settle respectively a set of mold regulator, and link with chain 13, realize the uniformity of 9 actions of each group of adjusting nut, make moving platen 2 in the time of adjusting position all the time with solid plate 16 keeping parallelisms, effectively avoid regulating and bring harmful effect to folding mould operation precision because of adjusting template spacing.Under concrete condition, can respectively establish at the two ends of template the same side an oil cylinder 4, also can evenly split multiple oil cylinders 4 in described template surrounding, realize template and steadily move.
In order to solve the problem that moving die plate resistance is large, in concrete enforcement, adopt following scheme to solve: described pull bar 3 is four and four jiaos of the templates of being placed in, described pull bar 3 is unsettled to be inserted in described moving platen 2, described moving platen 2 is provided with the holding claw 5 of mating with described pull bar 3 and can obvolvent, described holding claw 5 working faces are provided with raised line, described pull bar 3 is provided with and mates with described holding claw 5 and evenly distributed stopper slot, described frame 1 is provided with slide rail, and described moving platen 2 is conflicted on described slide rail slidably by the pulley of being located at both sides.In the time of adjusting template spacing, reduce resistance, make adjustment process become light, reduce motor 14 and load, reduce energy consumption.In the time that moving platen 2 moves to injection moulding station, clamp corresponding pull bar 3 by holding claw 5, the pressure that pressurizing injection causes is born by pull bar 3 and holding claw 5 clampings, stressed without drive rod 6, both can reduce drive rod 6 sizes, save material, the resistance can reduce adjusting template again time, drive rod 6 is responsible for folding mould and mode transfer function, and holding claw 5 and pull bar 3 bear locked mode pressure.
In concrete operations, keyway 10 cross sections of described thread segment are preferably square (as shown in Figure 3), coordinate by the right angle at keyway 10 edges and the spline key 11 of coupling, restriction drive rod 6 rotates, in practice, keyway 10 cross sections are not limited to square, limit drive rod 6 and rotate and be easy to all equivalent features of technical characterictic for this reason of structure of processing as long as can realize.
In concrete operations, described drive rod comprises can translation section 15 and the limit section of turning 18, described can translation section 15 connection by shaft coupling 17 with the limit section of turning 18, described can translation section 15 driving by an oil cylinder 4.In the specific implementation; drive rod 6 is fixed on solid plate 16 by oil cylinder 4; can translation section 15 and the limit section of turning 18 can process respectively; by can translation section 15 realizing drive rod 6 translations with oil cylinder effect; coordinate realization restriction drive rod 6 to rotate with spline key 11 by the keyway 10 in the limit section of turning 18; be formed by connecting by shaft coupling 17 head and the tail, both for convenience detach, also can guarantee mechanical strength.
In concrete operations, drive rod 6 is fixed on moving platen 2, and adjusting nut 9 is rotatably connected on solid plate 16, is the technical scheme that the art personnel can expect, should be considered as having identical technical pattern with the present invention.
Claims (6)
1. the adjusting device of an adjusting template spacing, comprise frame (1), be arranged on solid plate (16) and moving platen (2) in frame (1), the upper affixed pull bar (3) of solid plate (16) is through moving platen (2), it is characterized in that distance between described solid plate (16) and moving platen (2) can parallel by least one and the drive rod (6) that limits its rotation regulate, described drive rod (6) one end is thread segment, a rotating adjusting nut (9) and offer a straight line keyway (10) is spirally connected on thread segment, setting-in one spline key (11) in described keyway (10), described drive rod (6) one end is fixed on solid plate (16), the other end is successively through a fixed block (7), adjusting nut (9) and a nut block (8), described fixed block (7) is connected on moving platen (2), between described nut block (8), be fixed on fixed block (7) across adjusting nut (9).
2. the adjusting device of a kind of adjusting template spacing according to claim 1, it is characterized in that described drive rod comprises can translation section (15) and the limit section of turning (18), described can translation section (15) connection by shaft coupling (17) with the limit section of turning (18), described can translation section (15) driving by an oil cylinder (4).
3. the adjusting device of a kind of adjusting template spacing according to claim 1, is characterized in that the upper part of described spline key (11) is embedded at (10) in described keyway, and lower part is at least selected one and is packed on described fixed block (7) or a nut block (8).
4. the adjusting device of a kind of adjusting template spacing according to claim 1, is characterized in that described drive rod (6) is at least two groups, and divide equally layout on solid plate (16).
5. the adjusting device of a kind of adjusting template spacing according to claim 4, it is characterized in that described adjusting nut (9) outer wall is provided with sprocket (12), between described sprocket (12), by chain (13) interlock being driven by motor (14), described motor (14) is fixed on described moving platen (2).
6. the adjusting device of a kind of adjusting template spacing according to claim 1, it is characterized in that described pull bar (3) is four and four jiaos of the templates of being placed in, described pull bar (3) is unsettled to be inserted in described moving platen (2), described moving platen (2) is provided with the holding claw (5) of mating with described pull bar (3) and can obvolvent, described holding claw (5) working face is provided with raised line, described pull bar (3) is provided with and mates with described holding claw (5) and evenly distributed stopper slot, described frame (1) is provided with slide rail, described moving platen (2) is conflicted on described slide rail slidably by the pulley of being located at both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210017762.3A CN102529055B (en) | 2012-01-19 | 2012-01-19 | Template adjusting device for adjusting space between templates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210017762.3A CN102529055B (en) | 2012-01-19 | 2012-01-19 | Template adjusting device for adjusting space between templates |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102529055A CN102529055A (en) | 2012-07-04 |
| CN102529055B true CN102529055B (en) | 2014-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210017762.3A Active CN102529055B (en) | 2012-01-19 | 2012-01-19 | Template adjusting device for adjusting space between templates |
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| CN (1) | CN102529055B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106239704A (en) * | 2014-06-13 | 2016-12-21 | 富于安（福建）环保模板有限公司 | A kind of concrete blinding slack adjuster |
| CN111042521B (en) * | 2019-12-11 | 2021-06-15 | 华北水利水电大学 | Building templates link for civil engineering |
| CN113021582B (en) * | 2021-03-05 | 2022-07-12 | 广东博智林机器人有限公司 | Mold opening and closing equipment and flow production line |
| CN113225966B (en) * | 2021-05-31 | 2022-06-24 | 安徽力盾网络科技有限公司 | Rack assembly for network communication equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3588957A (en) * | 1968-12-05 | 1971-06-29 | Lester Engineering Co | Injection molding machine |
| CN2789004Y (en) * | 2005-02-17 | 2006-06-21 | 亿利达机器(深圳)有限公司 | Internal contracting braking mould locking mechanism for injection moulding machine |
| JP2008001092A (en) * | 2006-05-25 | 2008-01-10 | Mitsubishi Heavy Industries Plastic Technology Co Ltd | Injection foam molding machine and method for injection foam molding |
| JP2008062554A (en) * | 2006-09-08 | 2008-03-21 | Placo Co Ltd | Mold clamping method and mold clamping device in synthetic resin molding machine for securing clamping method |
-
2012
- 2012-01-19 CN CN201210017762.3A patent/CN102529055B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3588957A (en) * | 1968-12-05 | 1971-06-29 | Lester Engineering Co | Injection molding machine |
| CN2789004Y (en) * | 2005-02-17 | 2006-06-21 | 亿利达机器(深圳)有限公司 | Internal contracting braking mould locking mechanism for injection moulding machine |
| JP2008001092A (en) * | 2006-05-25 | 2008-01-10 | Mitsubishi Heavy Industries Plastic Technology Co Ltd | Injection foam molding machine and method for injection foam molding |
| JP2008062554A (en) * | 2006-09-08 | 2008-03-21 | Placo Co Ltd | Mold clamping method and mold clamping device in synthetic resin molding machine for securing clamping method |
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| CN102529055A (en) | 2012-07-04 |
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