CN211968194U

CN211968194U - Thin wall injection molding is with pressing from both sides tight positioner

Info

Publication number: CN211968194U
Application number: CN201922410702.8U
Authority: CN
Inventors: 郭飞
Original assignee: Sichuan Xingchuangtai Information Technology Co Ltd
Current assignee: Luotai Plastic Technology Shanghai Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-11-20
Anticipated expiration: 2029-12-28

Abstract

A clamping and positioning device for thin-wall injection molding parts comprises a base, wherein a supporting seat is fixedly connected to the middle of the upper end of the base, an electric telescopic cylinder and a first forward and reverse rotating motor are fixedly connected to the upper end of the supporting seat, a first straight gear is fixedly connected to the output end of the first forward and reverse rotating motor, first belt pulleys are symmetrically sleeved on two sides of a first rotating shaft, the first belt pulleys are connected with a clamping mechanism, a second motor is fixedly connected to the outer wall of the upper portion of a left supporting column, a second rotating shaft is fixedly connected to the output end of the second motor, a first driving wheel is fixedly connected to the second rotating shaft, and; the utility model has the advantages of reasonable design, fixture carries out the centre gripping location to the outer mould, and the centre gripping is effectual, and can change the inner mold of rack bottom spiro union according to the internal diameter size of injection molding according to the distance between the outer mould of external diameter size of injection molding and two grip blocks, goes up and down through the inner mold of elevating system, behind injection moulding, drives the ascending completion drawing of patterns of injection molding through electronic telescoping cylinder, and the drawing of patterns is convenient.

Description

Thin wall injection molding is with pressing from both sides tight positioner

Technical Field

The utility model relates to an injection molding production technical field specifically is a thin wall injection molding is with pressing from both sides tight positioner.

Background

The injection molding part is a general injection molding part of various injection molding products produced by an injection molding device, comprises various packages, parts and the like, is mainly made of materials such as polyethylene or polypropylene and added with various organic solvents, and needs to clamp and position an injection mold during injection molding to perform injection molding better.

Present general injection moulding equipment needs manual loading and unloading, and need the operative employee go to firm injection mold earlier and carry out the tight fixed position, perhaps place in a fixed position, carry out injection moulding, this kind of operating method is inefficient, and it differs to damage injection molding and injection molding quality easily, often an injection moulding device can only injection moulding one kind of injection molding, can not realize many specifications and mould plastics, and injection molding back injection molding is difficult to take out from the mould, and is time-consuming and energy-consuming, and more has the danger that makes the workman be injured when moulding plastics.

It is to be noted that the device is used for injection molding of a hollow injection molded part with a thin-walled cylinder with a bottom.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thin wall injection molding is with pressing from both sides tight positioner to solve the problem that appears among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a clamping and positioning device for thin-wall injection molding parts comprises a base, wherein a pillar is fixedly connected to the left side and the right side of the upper end of the base, a cover plate is fixedly connected to the upper end of the pillar, a supporting seat is fixedly connected to the middle part of the upper end of the base, an electric telescopic cylinder and a first positive and negative rotation motor are fixedly connected to the upper end of the supporting seat, a supporting plate is arranged at the upper end of the electric telescopic cylinder, a first straight gear is fixedly connected to the output end of the first positive and negative rotation motor, a first rotating shaft is rotatably connected to the lower part of the pillar, the first rotating shaft penetrates through the middle part of the supporting seat, a second straight gear is sleeved at the middle part of the first rotating shaft and is in meshing transmission with the first straight gear, a first belt pulley is symmetrically sleeved on the two sides of the first rotating shaft, a clamping mechanism, and the output end of the second forward and reverse rotating motor is fixedly connected with a second rotating shaft.

Preferably, a thin wall injection molding is with pressing from both sides tight positioner, fixture includes the screw rod, the screw rod rotates to be connected in the pillar lower part, the second belt pulley has been cup jointed on the screw rod right side, second belt pulley and first belt pulley are connected through first belt drive, the screw rod spiro union has the sleeve, sleeve other end fixedly connected with grip block, the grip block is used for pressing from both sides the surface of tight outer mould, sleeve upper end fixedly connected with gag lever post, the first slider of gag lever post top fixedly connected with, first slider sliding connection is in first slide rail, the other end fixed connection of first slide rail is in the pillar inner wall.

Preferably, a thin wall injection molding is with pressing from both sides tight positioner, elevating system includes the second slide rail, second slide rail fixed connection is in the right side wall of through-hole, second slide rail sliding connection has the second slider, second slider left end fixedly connected with rack, the lower extreme of rack is provided with interior mould, the lower extreme fixedly connected with dead lever of apron, the lower extreme of dead lever rotates and is connected with the third pivot, fixedly connected with gear and second drive wheel in the third pivot, gear and rack toothing transmission, second drive wheel and first drive wheel pass through second belt transmission and connect.

Preferably, the clamping and positioning device for the thin-wall injection molding part is characterized in that a connecting plate is fixedly connected to the upper end of the electric telescopic cylinder, and the connecting plate is connected with a supporting plate in a threaded mode through a bolt.

Preferably, the clamping plate is arc-shaped, and a rubber pad is arranged on one clamping side of the clamping plate.

Preferably, the lifting height of the rack is greater than that of the support plate.

The utility model has the advantages that:

1. the utility model has the advantages of reasonable design, the device rotates through first positive reverse motor and drives first pivot rotation, and first pivot rotation drives the fixture of bilateral symmetry and carries out the centre gripping location to the external mould, and the centre gripping is effectual.

2. The device can change different outer mould specifications according to the external diameter size of injection molding, then adjust the distance between two grip blocks and change the size of corresponding backup pad according to the specification of different outer moulds, can also change the inner mould of rack bottom according to the internal diameter size of different injection molding, can be used to the injection molding of different specifications and mould plastics, and application scope is wide.

3. The device drives first drive wheel through the positive reverse motor of second and rotates to drive the internal mould of elevating system and go up and down, operate simple prescription convenience, after injection moulding, drive the ascending completion drawing of patterns of injection molding through electronic telescoping cylinder, the drawing of patterns is convenient, has avoided the manual work to take out, uses manpower sparingly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used for describing the embodiments are briefly introduced below, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the clamping mechanism of the present invention;

FIG. 3 is a schematic view of the lifting mechanism of the present invention;

fig. 4 is a schematic view of the top view structure of the clamping block of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-base, 2-support, 3-cover plate, 4-support, 5-electric telescopic cylinder, 6-first positive and negative rotation motor, 7-support plate, 8-first straight gear, 9-first rotating shaft, 10-second straight gear, 11-first belt pulley, 12-clamping mechanism, 1201-screw, 1202-second belt pulley, 1203-first belt, 1204-sleeve, 1205-clamping plate, 1206-limiting rod, 1207-first slide block, 1208-first slide rail, 13-second positive and negative rotation motor, 15-first driving wheel, 16-lifting mechanism, 1601-second slide rail, 1602-second slide block, 1603-rack, 1604-inner mold, 1605-fixing rod, 1606-third rotating shaft, 1607-gear, 1608-a second driving wheel, 1609-a second belt, 17-a through hole, 18-an outer mold, 19-a connecting plate, 20-a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, the present embodiment is a clamping and positioning device for thin-walled injection molded parts, which includes a base 1, a pillar 2 fixedly connected to left and right sides of an upper end of the base 1, a cover plate 3 fixedly connected to an upper end of the pillar 2, a support seat 4 fixedly connected to a middle portion of the upper end of the base 1, an electric telescopic cylinder 5 and a first forward/reverse rotation motor 6 fixedly connected to an upper end of the support seat 4, a support plate 7 fixedly connected to an upper end of the electric telescopic cylinder 5, a first spur gear 8 fixedly connected to an output end of the first forward/reverse rotation motor 6, a first rotating shaft 9 rotatably connected to a lower portion of the pillar 2, the first rotating shaft 9 penetrating through the support seat 4, a second spur gear 10 sleeved to a middle portion of the first rotating shaft 9, the second spur gear 10 and the first spur gear 8 meshing for transmission, first belt pulleys 11 symmetrically sleeved to two sides of the first rotating shaft 9, a clamping mechanism 12 connected to the, the output end of the second forward and reverse rotating motor 13 is fixedly connected with a second rotating shaft 14, a first driving wheel 15 is fixedly connected onto the second rotating shaft 14, the first driving wheel 15 is connected with a lifting mechanism 16, a through hole 17 is formed in the middle of the cover plate 3, and the through hole 17 can allow the rack to pass through.

The clamping mechanism 12 comprises a screw 1201, the screw 1201 is rotatably connected to the lower portion of the strut 2, a second belt pulley 1202 is sleeved on the right side of the screw 1201, the second belt pulley 1202 and the first belt pulley 11 are in transmission connection through a first belt 1203, a sleeve 1204 is screwed on the screw 1201, a clamping plate 1205 is fixedly connected to the other end of the sleeve 1204, the clamping plate 1205 is used for clamping the outer surface of the outer mold 18, the clamping plate 1205 can effectively clamp and position the outer mold 18, a limiting rod 1206 is fixedly connected to the upper end of the sleeve 1204, a first sliding block 1207 is fixedly connected to the upper portion of the limiting rod 1206, the first sliding block 1207 is slidably connected to a first sliding rail 1208, and the other end of the first sliding rail 1208 is fixedly connected to the inner wall of the strut 2.

Elevating system 16 includes second slide rail 1601, second slide rail 1601 fixed connection in the right side wall of through-hole 17, second slide rail 1601 sliding connection has second slider 1602, second slider 1602 left end fixedly connected with rack 1603, the lower extreme of rack 1603 is provided with interior mould 1604, interior mould 1604 upper end is provided with the threaded rod and can the spiro union be fixed in rack 1603 lower extreme, interior mould 1604 can be changed as required, the lower extreme fixedly connected with dead lever 1605 of apron 3, the lower extreme of dead lever 1605 rotates and is connected with third pivot 1606, fixedly connected with gear 1607 and second drive wheel 1608 on the third pivot 1606, gear 1607 and rack 1603 meshing transmission, second drive wheel 1608 and first drive wheel 15 are connected through second belt 1609 transmission, through the just reversing of second just reversing motor 13, can drive elevating system drive interior mould 1604 and go up and down, easily operation.

The upper end fixedly connected with connecting plate 19 of electronic telescoping cylinder 5, connecting plate 19 has backup pad 7 through the bolt spiro union, can be according to the better different backup pad 7 of different specification injection molding.

The grip block 1205 shape is the arc, can be better to the outer mould of laminating, carry out the centre gripping location to it, rubber pad 20 is installed to grip block 1205's centre gripping one side, both can increase the frictional force of centre gripping, can prevent again that outer mould surface from producing the mar.

The rising height of the rack 1603 is larger than the rising height of the support plate 7, so that the support plate 7 drives the injection molding piece to rise and then interferes with an inner mold driven by the rack 1603, and the injection molding piece is easy to take out.

The utility model discloses a theory of operation does:

when the device is used, an external power supply is used, a hollow cylindrical outer die 18 is placed between clamping plates 1205 on two sides, then a first forward and reverse rotation motor 6 is started, a second spur gear 10 is driven to rotate through rotation of a first spur gear 8, so that a first rotating shaft 9 is driven to rotate, the first rotating shaft 9 is driven to rotate through the cooperation of a first belt pulley 11, a second belt pulley 1202 and a first belt 1203, a screw 1201 rotates to drive a sleeve 1204 to move left and right along a first sliding rail 1208, then the clamping plates 1205 are driven to clamp and position the outer die 18, then a second forward and reverse rotation motor 13 is started to rotate to drive a second rotating shaft 14 to rotate, the second rotating shaft 14 rotates to drive a first driving wheel 15 to rotate, then a second driving wheel 1608 rotates through a second belt 1609, so that a third rotating shaft 1606 rotates, the third rotating shaft 1606 rotates to drive a gear 1607 to rotate, so that a rack 1603 is driven to descend through meshing, drive inner mold 1604 and descend to the inside assigned position of outer mould 18, then begin to turn into injection moulding in the cavity between inner mold 1604 and the outer mould 18, start second just reverse motor 13 reversal after the shaping and drive inner mold 1604 and rise and leave outer mould, then start the flexible end extension of electronic telescoping cylinder 5 and drive backup pad 7 and rise, backup pad 7 rises and drives the injection molding and rise, it demolds to rise to the assigned position, the drawing of patterns is simple and convenient, when the injection molding of external diameter in the different specifications needs, can be better different outer mould 18 specifications, then according to the distance between two grip blocks 1205 of the specification adjustment of different outer moulds 18 and the size of changing corresponding backup pad 7, can also change the inner mold 1604 of rack bottom according to the internal diameter size of different injection moldings, can be used to the injection molding of different specifications, application scope is wide.

The electrical components are externally connected with a power supply, and the control mode is common knowledge, so that the detailed description is omitted in the specification.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. In addition, although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such descriptions are merely for clarity reasons, and those skilled in the art should make the description as a whole, and the embodiments in each embodiment may be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. The utility model provides a thin wall injection molding is with pressing from both sides tight positioner, includes base (1), its characterized in that: the support is characterized in that a pillar (2) is fixedly connected to the left side and the right side of the upper end of the base (1), a cover plate (3) is fixedly connected to the upper end of the pillar (2), a supporting seat (4) is fixedly connected to the middle of the upper end of the base (1), an electric telescopic cylinder (5) and a first forward and reverse motor (6) are fixedly connected to the upper end of the supporting seat (4), a supporting plate (7) is arranged at the upper end of the electric telescopic cylinder (5), a first straight gear (8) is fixedly connected to the output end of the first forward and reverse motor (6), a first rotating shaft (9) is rotatably connected to the lower portion of the pillar (2), the first rotating shaft (9) penetrates through the middle of the supporting seat (4), a second straight gear (10) is sleeved at the middle of the first rotating shaft (9), the second straight gear (10) and the first straight gear (8) are in meshing transmission, a first belt pulley, first belt pulley (11) are connected with fixture (12), and the left side the positive reverse motor (13) of upper portion outer wall rigid coupling second of pillar (2), the positive reverse motor (13) output rigid coupling of second has second pivot (14), the first drive wheel of fixedly connected with (15) is gone up in second pivot (14), first drive wheel (15) are connected with elevating system (16), through-hole (17) have been seted up at the middle part of apron (3).

2. The clamping and positioning device for the thin-walled injection molded part according to claim 1, wherein: clamping mechanism (12) include screw rod (1201), screw rod (1201) rotate to be connected in pillar (2) lower part, second belt pulley (1202) have been cup jointed on screw rod (1201) right side, second belt pulley (1202) and first belt pulley (11) are connected through first belt (1203) transmission, screw rod (1201) spiro union has sleeve (1204), sleeve (1204) other end fixedly connected with grip block (1205), grip block (1205) are used for pressing from both sides the surface of tight outer mould (18), sleeve (1204) upper end fixedly connected with gag lever post (1206), gag lever post (1206) top fixedly connected with first slider (1207), first slider (1207) sliding connection is in first slide rail (1208), the other end fixed connection of first slide rail (1208) is in pillar (2) inner wall.

3. The clamping and positioning device for the thin-walled injection molded part according to claim 1, wherein: elevating system (16) includes second slide rail (1601), second slide rail (1601) fixed connection is in the right side wall of through-hole (17), second slide rail (1601) sliding connection has second slider (1602), second slider (1602) left end fixedly connected with rack (1603), the lower extreme of rack (1603) is provided with interior mould (1604), the lower extreme fixedly connected with dead lever (1605) of apron (3), the lower extreme rotation of dead lever (1605) is connected with third pivot (1606), fixedly connected with gear (1607) and second drive wheel (1608) on third pivot (1606), gear (1607) and rack (1603) meshing transmission, second drive wheel (1608) and first drive wheel (16015) are through second belt (1609) transmission connection.

4. The clamping and positioning device for the thin-walled injection molded part according to claim 1, wherein: the upper end of the electric telescopic cylinder (5) is fixedly connected with a connecting plate (19), and the connecting plate (19) is connected with a supporting plate (7) in a threaded mode through a bolt.

5. The clamping and positioning device for the thin-walled injection molded part according to claim 2, wherein: the shape of grip block (1205) is the arc, rubber pad (20) are installed to the centre gripping one side of grip block (1205).

6. The clamping and positioning device for the thin-walled injection molded part according to claim 3, wherein: the ascending height of the rack (1603) is larger than the ascending height of the support plate (7).