CN218053731U

CN218053731U - Injection mold with positioning device

Info

Publication number: CN218053731U
Application number: CN202221182698.XU
Authority: CN
Inventors: 柳影
Original assignee: Tianjin Hengji Electronic Co ltd
Current assignee: Tianjin Hengji Electronic Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-12-16
Anticipated expiration: 2032-05-17

Abstract

The utility model discloses an injection mold with positioner relates to injection mold technical field. This injection mold with positioner includes: the support frame, positioning mechanism include mould, bed die, four threaded rods and four driven gear, and the bottom fixed connection of bed die is in the support frame, and the constant head tank has been seted up at the top of bed die, and four threaded rods all rotate to be connected between support frame and the inside bottom surface of constant head tank. This injection mold with positioner, during the use, through starter motor, drive the driving gear and rotate, the driving gear drives four threaded rods through the cooperation of driven gear and cingulum and rotates to mould downstream in the control, owing to at the in-process that will remove splint and pull out, remove splint can pass through movable plate extrusion spring, after the fixed column targets in place, loosen the pull ring, make remove splint inwardly moving under the reaction force of spring, the card is on the fixed column, thereby fix the fixed column.

Description

Injection mold with positioning device

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold with positioner.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used in mass production of some parts having complex shapes. The injection molding machine is characterized in that plastic melted by heat is injected into a mold cavity under high pressure by an injection molding machine, a formed product is obtained after cooling and solidification, the injection molding mold consists of an upper mold and a lower mold, the upper mold is arranged on a movable mold plate of the injection molding machine, the lower mold is arranged on a fixed mold plate of the injection molding machine, the upper mold and the lower mold are closed to form a pouring system and a mold cavity during injection molding, and the upper mold and the lower mold are separated so as to take out a plastic product during mold opening.

At present, in the injection molding process of an existing injection mold, the position of a lower mold is usually fixed firstly, then the upper mold is moved to be enabled to be on the same plane with the lower mold, and then the upper mold is moved to be enabled to be fixed with the lower mold.

SUMMERY OF THE UTILITY MODEL

The utility model provides an injection mold with positioner can be in the same place upper and lower mould is fixed and be difficult to remove after the use and break away from, and easy drawing of patterns behind the injection moulding.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

an injection mold with a positioning device, comprising:

a support frame;

the positioning mechanism is arranged on the support frame and comprises an upper die, a lower die, four threaded rods and four driven gears, the bottom of the lower die is fixedly connected to the support frame, the top of the lower die is provided with a positioning groove, the four threaded rods are rotatably connected between the support frame and the inner bottom surface of the positioning groove, the four driven gears are fixedly sleeved on the outer walls of the corresponding threaded rods, and the upper die is slidably sleeved between the outer walls of the four threaded rods;

and the two fixing mechanisms are respectively arranged on the outer walls of the two sides of the lower die and used for fixing the upper die and the lower die.

As the utility model relates to an injection mold with positioner, every fixed establishment all includes fixed frame, solid fixed splint, spring, movable clamp plate and movable plate, fixed frame fixed connection is on one side outer wall of bed die, gu fixed splint fixed connection is on one side inner wall of fixed frame, the movable plate slides and runs through in one side outer wall of fixed frame, movable plate sliding sleeve locates movable clamp plate's outer wall, spring fixed connection is between movable plate and fixed frame.

As the utility model relates to an injection mold with positioner, the equal fixedly connected with fixed column in outer wall both sides of going up the mould, every the equal fixedly connected with stopper of outer wall of fixed column.

As the utility model relates to an injection mold with positioner, there is the motor one side inner wall of constant head tank through bolt fixed mounting, the output fixedly connected with driving gear of motor, the driving gear is connected, four with one of them driven gear meshing driven gear passes through the cingulum transmission cooperation.

As the utility model relates to an injection mold with positioner, the chamber of moulding plastics has been seted up at the top of bed die, the inner wall in chamber of moulding plastics slides and inlays and be equipped with the baffle, two electric telescopic handle of bottom fixedly connected with of baffle.

As the utility model relates to an injection mold with positioner, hole and air vent have been seted up to the top of going up the mould to mould plastics, the top fixedly connected with insulation can of support frame.

As the utility model relates to an injection mold with positioner, the cooling bath has been seted up at the top of bed die, the inner wall intercommunication of cooling bath has outlet pipe and inlet tube, the one end of outlet pipe and inlet tube all extends to the outside of bed die.

The utility model provides an injection mold with positioner. The method has the following beneficial effects:

(1) The injection mold with the positioning device comprises a motor, a driving gear, driven gears, threaded rods, fixed columns, a movable clamping plate, a spring, a movable plate and limit blocks, wherein the driving gear is driven to rotate by a starting motor, the driving gear is meshed with one driven gear, the four driven gears are in transmission fit through a toothed belt, so that the four driven gears are driven to rotate, the four driven gears drive the four threaded rods to rotate, so that the upper mold is controlled to move downwards, the two fixed columns also move downwards along with the upper mold in the downward moving process, the movable frame plate can extrude the spring through the movable plate in the pulling-out process of the movable clamping plate, so that after the fixed columns are in place, a pull ring is loosened, the movable clamping plate moves inwards under the reactive force of the spring, the fixed columns are clamped on the fixed columns, meanwhile, the limit blocks at the bottoms of the fixed columns are clamped below the movable clamping plate, the fixed columns are prevented from moving, and the problem that injection liquid overflows or products deviate due to incomplete laminating of the upper mold and the lower mold in the injection process can be reduced.

(2) This injection mold with positioner, through setting up of baffle and electric telescopic handle, after injection moulding, will go up the mould through rotating the threaded rod and remove, make it break away from with the bed die, the product is in the bed die this moment, through starting electric telescopic handle, promotes baffle rebound to can release the bed die with the product, thereby light takes out the product.

Drawings

Fig. 1 is a front perspective view of the present invention;

FIG. 2 is a sectional perspective view of the present invention;

FIG. 3 is an exploded view of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a support frame; 2. a lower die; 3. an upper die; 4. a threaded rod; 5. a driven gear; 6. a baffle plate; 7. an electric telescopic rod; 8. a fixing frame; 9. fixing the column; 10. fixing the clamping plate; 11. a spring; 12. moving the clamping plate; 13. a limiting block; 14. a vent hole; 15. a water inlet pipe; 16. a water outlet pipe; 17. a driving gear; 18. a motor; 19. injection molding holes; 20. a heat preservation box; 21. and (5) moving the plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

an injection mold with a positioning device, comprising:

a support frame 1;

the positioning mechanism is arranged on the support frame 1 and comprises an upper die 3, a lower die 2, four threaded rods 4 and four driven gears 5, the bottom of the lower die 2 is fixedly connected to the support frame 1, a positioning groove is formed in the top of the lower die 2, the four threaded rods 4 are rotatably connected between the support frame 1 and the inner bottom surface of the positioning groove, the four driven gears 5 are fixedly sleeved on the outer walls of the corresponding threaded rods 4, and the upper die 3 is slidably sleeved between the outer walls of the four threaded rods 4;

two fixing mechanisms are arranged on the outer walls of the two sides of the lower die 2 respectively and used for fixing the upper die 3 and the lower die 2.

In this embodiment: through rotating four driven gears 5, drive four threaded rods 4 and rotate to can control mould 3 and reciprocate, and can guarantee that mould 3 and bed die 2 are on same perpendicular, thereby make it closely laminate together, convenient operation.

Specifically, every fixed establishment all includes fixed frame 8, solid fixed splint 10, spring 11, movable clamp 12 and movable plate 21, and fixed frame 8 fixed connection is on one side outer wall of bed die 2, and solid fixed splint 10 fixed connection is on one side inner wall of fixed frame 8, and movable clamp 12 slides and runs through in one side outer wall of fixed frame 8, and movable plate 21 slip cap locates the outer wall of movable clamp 12, and spring 11 fixed connection is between movable plate 21 and fixed frame 8.

In this embodiment: the movable clamping plate 12 is pulled out through a pull ring on the movable clamping plate 12, in the process of pulling out the movable clamping plate 12, the movable clamping plate 12 extrudes the spring 11 through the movable plate 21, after the fixed column 9 is in place, the pull ring is loosened, the movable clamping plate 12 is moved inwards under the counter-acting force of the spring 11 and clamped on the fixed column 9, and therefore the fixed column 9 is fixed.

Specifically, go up the equal fixedly connected with fixed column 9 in mould 3's outer wall both sides, the equal fixedly connected with stopper 13 of outer wall of every fixed column 9.

In this embodiment: after the fixed column 9 is fixed by the movable clamp plate 12, the limiting block 13 at the bottom of the fixed column 9 is clamped below the movable clamp plate 12 to limit the fixed column 9 to move up and down.

Specifically, a motor 18 is fixedly mounted on the inner wall of one side of the positioning groove through a bolt, a driving gear 17 is fixedly connected to the output end of the motor 18, the driving gear 17 is meshed with one driven gear 5, and the four driven gears 5 are in transmission fit through a toothed belt.

In this embodiment: through the starter motor 18, drive driving gear 17 and rotate, driving gear 17 meshes with one of them driven gear 5, and four driven gear 5 pass through the cingulum drive fit to drive four driven gear 5 and rotate, four driven gear 5 drive four threaded rod 4 and rotate, thereby the control goes up mould 3 and moves down.

Specifically, the injection molding cavity has been seted up at the top of bed die 2, and the inner wall in injection molding cavity slides and inlays and be equipped with baffle 6, and two electric telescopic handle 7 of bottom fixedly connected with of baffle 6.

In this embodiment: after injection moulding, through rotating threaded rod 4 and removing last mould 3, make it break away from with bed die 2, the product is in bed die 2 this moment, through starting electric telescopic handle 7, promotes baffle 6 and upwards removes to can release bed die 2 with the product, thereby easily take out the product.

Specifically, the top of the upper mold 3 is provided with an injection molding hole 19 and an air vent 14, and the top of the support frame 1 is fixedly connected with an insulation can 20.

In this embodiment: when injection molding is needed, the injection molding holes 19 are connected with the heat preservation box 20, injection molding liquid is injected from the input port of the heat preservation box 20, the heat preservation box 20 can preserve heat of the injection molding liquid in the injection molding process, the injection molding liquid is prevented from being cooled too fast, and the air holes 14 are used for discharging air in a mold when plasticity is achieved.

Specifically, the cooling tank has been seted up at the top of bed die 2, and the inner wall intercommunication of cooling tank has outlet pipe 16 and inlet tube 15, and the one end of outlet pipe 16 and inlet tube 15 all extends to the outside of bed die 2.

In this embodiment: when the injection molding cavity cooling device is used, cooling water is led in from the water inlet pipe 15 through external equipment, the water outlet pipe 16 is led out, and the cooling water circularly flows in the cooling groove, so that the injection molding cavity products are rapidly cooled and shaped.

When the device is used, the motor 18 is started, the driving gear 17 is driven to rotate, the driving gear 17 is meshed with one driven gear 5, the four driven gears 5 are in transmission fit through the toothed belt, the four driven gears 5 are driven to rotate, the four driven gears 5 drive the four threaded rods 4 to rotate, the upper die 3 is controlled to move downwards, in the process that the upper die 3 moves downwards, the movable clamping plate 12 is pulled out through a pull ring on the movable clamping plate 12, at the moment, the two fixed columns 9 move downwards along with the upper die 3, and as the movable clamping plate 12 is pulled out, the movable clamping plate 12 extrudes the spring 11 through the movable plate 21, the pull ring is loosened after the fixed columns 9 are in place, the movable clamping plate 12 moves inwards under the reactive force of the spring 11 and is clamped on the fixed columns 9, the fixed columns 9 are fixed, and meanwhile, the limiting blocks 13 at the bottoms of the fixed columns 9 are clamped below the movable clamping plate 12, and the fixed columns 9 are prevented from moving. The utility model discloses a control mode is controlled through artifical start-up and closing switch, and the wiring diagram of power component and the supply of power belong to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and wiring in detail and arrange.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An injection mold with a positioning device, comprising:

a support frame (1);

the positioning mechanism is arranged on the support frame (1) and comprises an upper die (3), a lower die (2), four threaded rods (4) and four driven gears (5), the bottom of the lower die (2) is fixedly connected to the support frame (1), a positioning groove is formed in the top of the lower die (2), the four threaded rods (4) are rotatably connected between the support frame (1) and the inner bottom surface of the positioning groove, the four driven gears (5) are fixedly sleeved on the outer walls of the corresponding threaded rods (4), and the upper die (3) is slidably sleeved between the outer walls of the four threaded rods (4);

and the two fixing mechanisms are respectively arranged on the outer walls of the two sides of the lower die (2) and used for fixing the upper die (3) and the lower die (2).

2. An injection mold with a positioning device according to claim 1, characterized in that: every fixed establishment all includes fixed frame (8), solid fixed splint (10), spring (11), movable clamp plate (12) and movable plate (21), fixed frame (8) fixed connection is on one side outer wall of bed die (2), gu fixed splint (10) fixed connection is on one side inner wall of fixed frame (8), movable clamp plate (12) slide and run through in one side outer wall of fixed frame (8), the outer wall of movable clamp plate (12) is located to movable plate (21) slip cap, spring (11) fixed connection is between movable plate (21) and fixed frame (8).

3. An injection mold with a positioning device as claimed in claim 2, wherein: the outer wall of the upper die (3) is fixedly connected with fixing columns (9) on two sides, and each fixing column (9) is fixedly connected with a limiting block (13) on the outer wall.

4. An injection mold with a positioning device according to claim 3, characterized in that: the utility model discloses a motor (18) is installed through bolt fixed mounting to one side inner wall of constant head tank, the output fixedly connected with driving gear (17) of motor (18), driving gear (17) are connected with one of them driven gear (5) meshing, four driven gear (5) pass through the cingulum drive fit.

5. An injection mold with a positioning device according to claim 4, characterized in that: the injection molding cavity is formed in the top of the lower die (2), a baffle (6) is embedded in the inner wall of the injection molding cavity in a sliding mode, and two electric telescopic rods (7) are fixedly connected to the bottom of the baffle (6).

6. An injection mold with a positioning device as claimed in claim 5, wherein: the top of the upper die (3) is provided with an injection molding hole (19) and an air vent (14), and the top of the support frame (1) is fixedly connected with an insulation can (20).

7. An injection mold with a positioning device as claimed in claim 6, characterized in that: the cooling bath has been seted up at the top of bed die (2), the inner wall intercommunication of cooling bath has outlet pipe (16) and inlet tube (15), the one end of outlet pipe (16) and inlet tube (15) all extends to the outside of bed die (2).