CN211467235U

CN211467235U - Injection lifting device

Info

Publication number: CN211467235U
Application number: CN201922387268.6U
Authority: CN
Inventors: 王景洪; 张公雨
Original assignee: Quanzhou Shihong Machinery Mannfacture Co ltd
Current assignee: Quanzhou Shihong Machinery Mannfacture Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-09-11
Anticipated expiration: 2029-12-26

Abstract

The utility model relates to an injection elevating gear, including the supporting seat, locate guiding mechanism on the supporting seat, locate the flat board of supporting seat top with liftable, rotationally locate lead screw, the rotatory drive arrangement of drive transmission lead screw, the slide on the supporting seat at least one slidable on the supporting seat, lead screw threaded connection locates the slide on the supporting seat, rotationally be equipped with two first crank arms on the slide, two first crank arm is connected through a packing ring, the packing ring both ends are rotationally equipped with the second crank arm respectively, two the second crank arm other end is rotationally connected in the supporting seat respectively, the packing ring both ends are rotationally equipped with the third crank arm respectively, two the third crank arm other end is rotationally connected in the flat board respectively. The utility model relates to a lifting device field has solved lifting device and has mainly solved the injection device height and be difficult to the adjustment, has the limitation to the use of mould, and the vibration that produces during the injection damages the technical problem of equipment easily.

Description

Injection lifting device

Technical Field

The utility model relates to a elevating gear field especially relates to an injection elevating gear.

Background

The injection machine is generally provided with a lifting device and a horizontal propelling device so as to move the injection machine to a mould for injection and discharge; different products are produced, the adopted moulds are different, the heights of feeding ports of different moulds are possibly different, the height of the injection device needs to be adjusted, the height of the existing injection device is difficult to adjust, only the moulds with the same height can be injected, and the use of the moulds is limited; when the injection molding machine is used for injection molding, the injection molding machine is easy to vibrate, so that the lifting mechanism and the horizontal pushing mechanism vibrate, equipment vibrates for a long time, the injection precision of the injection molding machine is influenced, the material leakage condition can occur, and the equipment is easy to damage.

SUMMERY OF THE UTILITY MODEL

Therefore, in view of the above problems, the present invention provides an injection lifting device. The injection device solves the technical problems that the height of the injection device is difficult to adjust, the use of a mold is limited, and equipment is easily damaged by vibration generated during injection.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an injection lifting device comprises a supporting seat, a guide mechanism arranged on the supporting seat, a flat plate arranged above the supporting seat in a lifting way, a screw rod rotatably arranged on the supporting seat, a driving device for driving the transmission screw rod to rotate, and at least one sliding seat arranged on the supporting seat in a sliding way, the screw rod is connected with the sliding seat in a threaded manner, the driving device drives the transmission sliding seat to do directional movement, two first crank arms are rotatably arranged on the sliding seat and are connected through a gasket, the two ends of the washer are respectively provided with a second crank arm in a rotatable way, the other ends of the two second crank arms are respectively connected with the supporting seat in a rotatable way, the two ends of the washer are respectively provided with a third crank arm in a rotatable way, the other ends of the two third crank arms are respectively connected with the flat plate in a rotatable way, the flat plate is connected with the guide mechanism, and the flat plate can do directional lifting motion along the guide mechanism.

Further:

the guide mechanism comprises four guide rods arranged on the top surface of the supporting seat, flanges arranged on the guide rods and four hollow copper sleeves arranged in the supporting seat, the four guide rods are respectively arranged in the copper sleeves in a way of lifting up and down, and the four flanges are respectively fixed on the flat plate.

The number of the sliding seats is two.

The supporting seat is provided with at least one sliding rail, and the sliding seat is slidably arranged on the sliding rail.

The driving device is a driving motor.

By adopting the technical scheme, the beneficial effects of the utility model are that:

(1) the utility model discloses a rotatory lead screw for the slide slides, through two first crank arm pulling packing rings removal, the packing ring pulls two second crank arms and two third crank arms removal, thereby changes the angle of second crank arm and third crank arm, makes the flat board do the lift action along guiding mechanism, adopts this kind of mode, makes the flat board lift more steady, adopts the lead screw rotation to control the height of flat board, makes the flat board lift height more accurate; first crank arm, second crank arm and third crank arm both ends are rotatable coupling, and this kind of structure, not only stability is good, and has certain cushioning effect, when equipment vibrations, not only can keep dull and stereotyped stable, and be difficult to damage spare part.

(2) The guide mechanism adopts four guide rods, so that the lifting is more stable, and the shaking of the flat plate during lifting is reduced;

(3) adopt two slides, dull and stereotyped bottom stress point is two, has improved stability for dull and stereotyped more steady rising, two slides of a lead screw simultaneous control move, and the synchronism is good.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of another state structure of the present invention;

FIG. 3 is a schematic structural view of the lifting device and the horizontal pushing device in an exploded state;

fig. 4 is a front view structural schematic diagram of the lifting device and the horizontal propelling device.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1 to 4, the present embodiment provides an injection lifting device, which includes a supporting base 1, a guiding mechanism 2 disposed on the supporting base 1, a plate 3 disposed above the supporting base 1 in a liftable manner, a screw rod 4 rotatably disposed on the supporting base 1, a driving device 41 for driving the transmission screw rod 4 to rotate, two sliding bases 5 slidably disposed on the supporting base 1, four sliding rails 51 disposed on the supporting base 1, each sliding base 5 being slidable on two sliding rails 51, the screw rod 4 being respectively connected to two sliding bases 5 by screw threads, the driving device 41 driving the transmission sliding bases 5 to perform directional movement, two first crank arms 61 rotatably disposed on each sliding base 5, a washer 64 connected between the two first crank arms 61, second crank arms 62 rotatably disposed at two ends of the washer 64, the other ends of the two second crank arms 62 being respectively rotatably connected to the supporting base 1, third crank arms 63 rotatably disposed at two ends of the washer 64, the other ends of the two third crank arms 63 are respectively and rotatably connected with the flat plate 3, the flat plate 3 is connected with the guide mechanism 2, and the flat plate 3 can do directional lifting motion along the guide mechanism 2; the guide mechanism 2 comprises four guide rods 21 arranged on the top surface of the support seat 1, flanges 22 arranged on the guide rods 21 and four hollow copper sleeves 23 arranged in the support seat 1, the four guide rods 21 are respectively arranged in the copper sleeves 23 in a way of ascending and descending, and the four flanges 22 are respectively fixed on the flat plate 3.

The supporting seat 1, the flat plate 3 and the sliding seat 5 are respectively provided with a plurality of fixing blocks 65, the first crank arm 61 is rotatably connected with the sliding seat 5 through the fixing blocks 65, the second crank arm 62 is rotatably connected with the supporting seat 1 through the fixing blocks 65, and the third crank arm 63 is rotatably connected with the flat plate 3 through the fixing blocks 65.

The number of the slide rails 51 may be one, two, three or even more, and when the number of the slide rails 51 is one, the two slide carriages 5 respectively slide on one slide rail 51, which is set according to the situation.

The washer 64 has a cylindrical structure, and the washer 64 is fixedly connected to the two first crank arms 61.

The driving device 41 is a driving motor, which is a known device and will not be described herein.

The number of the sliding seats 5 can be one, two, three or even more, and is usually set to be two, when the number of the sliding seats 5 is two, the stability is good, and the production cost is low, and the arrangement is specifically set according to the situation.

Referring to fig. 3 and 4, a horizontal pushing device is disposed above the plate 3, the horizontal pushing device includes a rail 71 disposed on the plate 3, a sliding block 72 is slidably disposed on the rail 71, an injection supporting plate 73 is disposed above the sliding block 72, the injection supporting plate 73 performs a directional motion along the rail 71 by a pushing mechanism (not shown), which may be a cylinder, an oil cylinder or other linear motion mechanism. An injection machine (not shown) is fixed to the injection support plate 73.

The utility model discloses a working method is:

the utility model discloses a rotatory lead screw 4 of driving motor, lead screw 4 and 5 threaded connection of slide, lead screw 4 drives two slides 5 simultaneously and slides along slide rail 51 to two first crank arms 61 on the slide 5 move, and packing ring 64 stimulates two second crank arms 62 and two third crank arms 63 to move, thereby changes the angle of second crank arm 62 and third crank arm 63, makes dull and stereotyped 3 do the lift action along guiding mechanism 2, thereby realizes the lift action of injection machine; the horizontal pushing device can horizontally move the injection molding so as to move the injection molding machine to the mold for blanking.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. An injection lifting device, characterized in that: comprises a supporting seat, a guide mechanism arranged on the supporting seat, a flat plate arranged above the supporting seat in a lifting way, a screw rod rotatably arranged on the supporting seat, a driving device for driving the transmission screw rod to rotate, and at least one sliding seat arranged on the supporting seat in a sliding way, the screw rod is connected with the sliding seat in a threaded manner, the driving device drives the transmission sliding seat to do directional movement, two first crank arms are rotatably arranged on the sliding seat and are connected through a gasket, the two ends of the washer are respectively provided with a second crank arm in a rotatable way, the other ends of the two second crank arms are respectively connected with the supporting seat in a rotatable way, the two ends of the washer are respectively provided with a third crank arm in a rotatable way, the other ends of the two third crank arms are respectively connected with the flat plate in a rotatable way, the flat plate is connected with the guide mechanism, and the flat plate can do directional lifting motion along the guide mechanism.

2. An injection lifting device as defined in claim 1, wherein: the guide mechanism comprises four guide rods arranged on the top surface of the supporting seat, flanges arranged on the guide rods and four hollow copper sleeves arranged in the supporting seat, the four guide rods are respectively arranged in the copper sleeves in a way of lifting up and down, and the four flanges are respectively fixed on the flat plate.

3. An injection lifting device as defined in claim 1, wherein: the number of the sliding seats is two.

4. An injection lifting device as defined in claim 1, wherein: the supporting seat is provided with at least one sliding rail, and the sliding seat is slidably arranged on the sliding rail.

5. An injection lifting device as defined in claim 1, wherein: the driving device is a driving motor.