CN217021320U

CN217021320U - Ejection device for mold processing

Info

Publication number: CN217021320U
Application number: CN202220613403.3U
Authority: CN
Inventors: 王佳帝
Original assignee: Tianjin Tianyi Mould Co ltd
Current assignee: Tianjin Tianyi Mould Co ltd
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-07-22
Anticipated expiration: 2032-03-21

Abstract

The utility model provides an ejecting device for mould processing usefulness, includes the bottom plate, the bottom plate top is equipped with the platform of moulding plastics, it is equipped with the support column to mould plastics between platform and the bottom plate, be equipped with the shaping groove in the platform of moulding plastics, the bottom plate is equipped with the ejection structure who is located shaping groove below, ejection mechanism includes the drive case, be equipped with a solid fixed cylinder on the drive case, gu the fixed cylinder internal rotation is equipped with the screw rod, be equipped with a screw thread section of thick bamboo on the screw rod, a screw thread section of thick bamboo and solid fixed cylinder sliding connection, the shaping inslot is equipped with push pedal one, a screw thread section of thick bamboo is connected with a push pedal bottom, be equipped with drive screw pivoted drive arrangement in the drive case, shaping inslot portion both sides are equipped with demoulding structure. Compared with the prior art, the utility model has the advantages that: the ejection structure is arranged, so that the ejection height can be conveniently adjusted according to the height of the injection mold; the demolding structure is arranged, so that demolding can be conveniently carried out on the mold adhered to the inner wall of the forming groove, and damage or deformation to a product during ejection can be prevented.

Description

Ejection device for mold processing

Technical Field

The utility model relates to the technical field of mold processing, in particular to an ejection device for mold processing.

Background

An injection mold is a tool for producing plastic products; the injection molding is a processing method used when parts with complex shapes are produced in batches, and particularly, the heated and melted plastic is injected into a mold cavity from an injection molding machine under high pressure and is cooled and solidified to obtain a formed product.

In the prior art, after a product is processed and molded in a mold, the molded product needs to be taken out, and in the existing mode, a hydraulic rod is usually adopted to drive a push plate to eject the product in a molding groove, so that the ejection height is inconvenient to adjust according to the height of an injection mold, and the adaptability is poor; and the product that the completion of moulding plastics can often produce the adhesion to the inner wall in shaping groove, is difficult to make the product quick and complete break away from the shaping groove when ejecting, and the inevitable can cause damage or deformation to the product, influences the quality of product.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of overcoming the technical defects and provides the ejection device for the die processing, which has adjustable ejection height and is convenient for demoulding.

In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides an ejecting device for mould processing usefulness, includes the bottom plate, the bottom plate top is equipped with the platform of moulding plastics, it is equipped with the support column to mould plastics between platform and the bottom plate, be equipped with the shaping groove in the platform of moulding plastics, the bottom plate is equipped with the ejection structure who is located shaping groove below, ejection mechanism includes the drive case, be equipped with solid fixed cylinder on the drive case, gu the fixed cylinder internal rotation is equipped with the screw rod, be equipped with a screw thread section of thick bamboo on the screw rod, a screw thread section of thick bamboo and solid fixed cylinder sliding connection, the shaping inslot is equipped with push pedal one, a screw thread section of thick bamboo is connected with a push pedal bottom, be equipped with drive screw pivoted drive arrangement in the drive case, shaping inslot portion both sides are equipped with demoulding structure.

As an improvement, the demolding structure comprises a mounting groove, a hydraulic rod is arranged in the mounting groove, a second push plate is arranged at the output end of the hydraulic rod, and a guide device is connected between the mounting groove and the second push plate.

As an improvement, the guide device comprises a sleeve arranged on the mounting groove, a sliding column is arranged on one side, close to the hydraulic rod, of the second push plate, the sliding column is connected with the sleeve in a sliding mode, and a spring is connected between the sliding column and the sleeve.

As an improvement, the driving device comprises a transmission rod, a rotating handle for driving the transmission rod to rotate is arranged on the outer side of the driving box, a driving bevel gear is arranged on the transmission rod, the bottom end of the screw rod extends into the driving box, and a driven bevel gear meshed with the driving bevel gear is arranged on the screw rod.

As the improvement, the bottom of screw thread section of thick bamboo both sides all is equipped with the slider, fixed section of thick bamboo inboard is equipped with the spout, the slider slides and sets up in the spout.

As an improvement, the bottom end of the injection molding table is provided with a through hole, and the threaded cylinder is connected with the through hole in a sliding manner.

Compared with the prior art, the utility model has the advantages that: the ejection structure is arranged, so that the ejection height can be conveniently adjusted according to the height of the injection mold; the demolding structure is arranged, so that the demolding of the mold adhered to the inner wall of the molding groove is facilitated, and the damage or deformation of the product during ejection is prevented; the driving box is arranged, so that the two screws can be driven to rotate at the same speed at the same time, and the production cost is reduced; the guide device is arranged, so that the stability of the hydraulic rod driving the push plate II to move is conveniently ensured; the sliding block and the sliding groove are arranged, so that the threaded cylinder is limited conveniently, the threaded cylinder is prevented from rotating freely, and the stability of the first push plate in moving is ensured; the platform of moulding plastics is equipped with the through-hole, is convenient for spacing to a thread section of thick bamboo to the stability of push pedal removal.

Drawings

Fig. 1 is a schematic structural diagram of an ejection device for mold processing according to the present invention.

Fig. 2 is an enlarged schematic view of the structure at a of the present invention.

As shown in the figure: 1. a base plate; 2. an injection molding table; 3. a support column; 4. forming a groove; 5. a drive box; 6. a fixed cylinder; 7. a screw; 8. a threaded barrel; 9. a first push plate; 10. mounting grooves; 11. a hydraulic rod; 12. a second push plate; 13. a sleeve; 14. a traveler; 15. a spring; 16. a transmission rod; 17. a handle is rotated; 18. a drive bevel gear; 19. a driven bevel gear; 20. a slider; 21. a chute; 22. and a through hole.

Detailed Description

In order to make the content of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

With the aid of the attached drawings, the ejection device for die machining comprises a base plate 1, an injection molding table 2 is arranged above the base plate 1, a support column 3 is arranged between the injection molding table 2 and the base plate 1, a forming groove 4 is formed in the injection molding table 2, an ejection structure located below the forming groove 4 is arranged on the base plate 1, the ejection mechanism comprises a driving box 5, a fixing cylinder 6 is arranged on the driving box 5, a screw 7 is arranged in the fixing cylinder 6 in a rotating mode, a threaded cylinder 8 is arranged on the screw 7, the threaded cylinder 8 is connected with the fixing cylinder 6 in a sliding mode, a first push plate 9 is arranged in the forming groove 4, the threaded cylinder 8 is connected with the first push plate 9, a driving device for driving the screw 7 to rotate is arranged in the driving box 5, and a demolding structure is arranged on two sides of the forming groove 4.

The demolding structure comprises a mounting groove 10, a hydraulic rod 11 is arranged in the mounting groove 10, the output end of the hydraulic rod 11 is provided with a second push plate 12, a guide device is connected between the mounting groove 10 and the second push plate 12, demolding is convenient to be carried out on a mold adhered to the inner wall of the forming groove 4, and damage or deformation to the product is prevented when ejection is carried out.

The guiding device comprises a sleeve 13 arranged on the mounting groove 10, one side of the second push plate 12 close to the hydraulic rod 11 is provided with a sliding column 14, the sliding column 14 is connected with the sleeve 13 in a sliding manner, and a spring 15 is connected between the sliding column 14 and the sleeve 13, so that the stability that the hydraulic rod 11 drives the second push plate 12 to move is ensured.

The driving device comprises a transmission rod 16, a rotating handle 17 for driving the transmission rod 16 to rotate is arranged on the outer side of the driving box 5, a driving bevel gear 18 is arranged on the transmission rod 17, the bottom end of the screw 7 extends into the driving box 5, and a driven bevel gear 19 meshed with the driving bevel gear 18 is arranged on the screw 7, so that the two screws 7 can be driven to rotate at the same speed at the same time, and the production cost is reduced.

8 both sides bottoms of a screw thread section of thick bamboo all are equipped with

slider

20, 6 inboards of a fixed section of thick bamboo are equipped with spout 21, slider 20 slides and sets up in spout 21, is convenient for spacing 8 to a screw thread section of thick bamboo, avoids 8 free rotations of a screw thread section of thick bamboo to guarantee the stability that a push pedal 9 removed.

The bottom end of the injection molding table 2 is provided with a through hole 22, and the threaded cylinder 8 is arranged in the through hole 22 in a sliding manner.

When the device is specifically implemented, the hydraulic rod 11 is started, the hydraulic rod 11 stretches and retracts to drive the second push plate 12 to move back and forth so as to separate the forming die from the inner wall of the forming groove 4, the sliding column 14 moves in the sleeve 13 in the direction away from the sleeve 13, and the spring 15 extends so as to ensure the stability of the movement of the second push plate 12; after simple demoulding, the rotating handle 17 is rotated, the rotating handle 17 drives the transmission rod 16 to rotate, the driving bevel gear 18 rotates to drive the driven bevel gear 19 to rotate, so that the two screw rods 7 simultaneously rotate at the same speed, the threaded cylinder 8 moves upwards to drive the first push plate 9 to move upwards to eject the forming die, and the sliding block 20 moves upwards in the sliding groove 21 in the process so as to ensure the stability of the movement of the first push plate 9.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings show only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should be able to conceive of the present invention without creative design of the similar structural modes and embodiments without departing from the spirit of the present invention, and all such modifications should fall within the protection scope of the present invention.

Claims

1. An ejection device for die machining, comprising a base plate (1), characterized in that: an injection molding table (2) is arranged above the bottom plate (1), a support pillar (3) is arranged between the injection molding table (2) and the bottom plate (1), a forming groove (4) is arranged in the injection molding table (2), the bottom plate (1) is provided with an ejection structure positioned below the forming groove (4), the ejection mechanism comprises a driving box (5), a fixed cylinder (6) is arranged on the driving box (5), a screw rod (7) is rotationally arranged in the fixed cylinder (6), a thread cylinder (8) is arranged on the screw rod (7), the thread cylinder (8) is connected with the fixed cylinder (6) in a sliding way, a first push plate (9) is arranged in the forming groove (4), the thread cylinder (8) is connected with the bottom end of the first push plate (9), a driving screw rod (7) rotating driving device is arranged in the driving box (5), and demolding structures are arranged on two sides of the inside of the forming groove (4).

2. The ejection device for mold processing according to claim 1, wherein: demoulding structure includes mounting groove (10), be equipped with hydraulic stem (11) in mounting groove (10), the output of hydraulic stem (11) is equipped with push pedal two (12), be connected with guider between mounting groove (10) and the push pedal two (12).

3. An ejection apparatus for die processing according to claim 2, wherein: the guide device comprises a sleeve (13) arranged on the mounting groove (10), a sliding column (14) is arranged on one side, close to the hydraulic rod (11), of the second push plate (12), the sliding column (14) is connected with the sleeve (13) in a sliding mode, and a spring (15) is connected between the sliding column (14) and the sleeve (13).

4. The ejection device for mold processing according to claim 1, wherein: the driving device comprises a transmission rod (16), a rotating handle (17) for driving the transmission rod (16) to rotate is arranged on the outer side of the driving box (5), a driving bevel gear (18) is arranged on the transmission rod (16), the bottom end of the screw rod (7) extends into the driving box (5), and a driven bevel gear (19) meshed with the driving bevel gear (18) is arranged on the screw rod (7).

5. An ejection apparatus for die processing according to claim 1, wherein: the bottom ends of the two sides of the threaded cylinder (8) are respectively provided with a sliding block (20), the inner side of the fixed cylinder (6) is provided with a sliding groove (21), and the sliding blocks (20) are arranged in the sliding grooves (21) in a sliding mode.

6. An ejection apparatus for die processing according to claim 1, wherein: the bottom end of the injection molding table (2) is provided with a through hole (22), and the threaded cylinder (8) is arranged in the through hole (22) in a sliding mode.