CN213891019U

CN213891019U - Auxiliary ejection and demolding mechanism for deep rib part of automobile middle net mold

Info

Publication number: CN213891019U
Application number: CN202022479703.0U
Authority: CN
Inventors: 方智勇; 张军; 杨凯; 郑锋; 方艳; 金江峰; 方志卫; 牟静伟; 王霜
Original assignee: Taizhou Qiming Mould Co ltd
Current assignee: Taizhou Qiming Mould Co ltd
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-08-06
Anticipated expiration: 2030-10-30

Abstract

The utility model provides a supplementary ejecting demoulding mechanism of dark muscle portion of net mould belongs to mould manufacturing technical field in the car. It has solved the poor problem of current ejecting demoulding mechanism flexibility. This supplementary ejecting demoulding mechanism of net mould dark muscle portion in car, including ejector pin and drive plate, the drive plate sets up on the cover half and can reciprocate relatively the cover half, is equipped with spacing ejecting structure between the lower extreme of ejector pin and the drive plate, and the upper end of ejector pin is held in the movable mould and can reciprocate the driven mold upper end and wear out, and spacing ejecting structure rotates to be connected on the drive plate, opens the joint groove that supplies the ejector pin lower part to penetrate and the joint in spacing ejecting structure. The utility model has the advantages of strong flexibility of adjustment.

Description

Auxiliary ejection and demolding mechanism for deep rib part of automobile middle net mold

Technical Field

The utility model belongs to the technical field of the mould is made, a supplementary ejecting demoulding mechanism of net mould dark muscle portion in car is related to.

Background

The injection mould is a tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and accurate sizes, the injection moulding is a processing method used when producing some parts with complex shapes in batches, and specifically, the injection mould is used for injecting heated and melted plastics into a mould cavity by an injection moulding machine at high pressure, and obtaining a formed product after cooling and solidification.

When the product is subjected to injection molding, the product needs to be separated from the mold, and demolding operation needs to be carried out, so that an ejection block needs to be arranged or a core pulling block needs to be arranged to complete demolding, and the conventional injection mold is used for demolding a molding insert and is generally directly connected with an air cylinder or an oil cylinder through an ejector rod on the molding block, so that the ejector rod is lack of adjustment flexibility when moving up and down, and clamping stagnation friction is easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, a supplementary ejecting demoulding mechanism of net mould dark muscle portion in car is provided.

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

the utility model provides an supplementary ejecting demoulding mechanism of net mould dark muscle portion in car, includes ejector pin and drive plate, its characterized in that, the drive plate set up on the cover half and the cover half reciprocates relatively, be equipped with spacing ejecting structure between the lower extreme of ejector pin and the drive plate, the upper end of ejector pin is held in the movable mould and can be reciprocated the driven mold upper end and wear out, spacing ejecting structure rotate and connect on the drive plate, spacing ejecting structure in open the joint groove that supplies the ejector pin lower part to penetrate and the joint.

In the deep rib part auxiliary ejection demoulding mechanism of the automobile middle mesh mould, the limiting ejection structure comprises a limiting block and a limiting body matched with the ejector rod, the limiting body is rotatably connected to the drive plate, the limiting block is connected to the drive plate, and the limiting block is arranged on the upper side of the limiting body and is abutted to the upper side of the limiting body when the limiting body rotates.

In the automobile middle net mold deep rib part auxiliary ejection demolding mechanism, the driving plate is provided with an accommodating groove for accommodating the limiting block, and a rotating pin is connected between the limiting block and the accommodating groove.

In the automobile middle net mold deep rib part auxiliary ejection demolding mechanism, the limiting block is provided with a sliding groove which is formed in the side direction, and the clamping groove extends downwards from the upper end of the limiting block and is communicated with the inside of the sliding groove.

In the automobile middle net mold deep rib part auxiliary ejection demolding mechanism, the lower end of the ejector rod is provided with an inward concave molded limiting platform, the width of the limiting platform is equal to that of the sliding groove, and the height of the limiting platform is greater than that of the clamping groove.

In the automobile middle mesh mold deep rib part auxiliary ejection demolding mechanism, the limiting block is provided with a limiting hole for the ejector rod to pass through and a wear-resistant block for limiting the rotation and the abutting of the body.

In the automobile middle mesh mold deep rib part auxiliary ejection demolding mechanism, the wear-resistant block comprises a connecting part connected with the limiting block and a wear-resistant part which is arranged towards one side of the limiting block and matched with the limiting block, and the connecting part is connected with the limiting block through threads.

In the automobile middle net mold deep rib part auxiliary ejection demolding mechanism, the ejector rod is provided with an upper sliding sleeve and a lower sliding sleeve which are in sliding contact with the surface of the fixed mold, and a stroke space is arranged between the upper sliding sleeve and the lower sliding sleeve.

In the automobile middle net mold deep rib part auxiliary ejection demolding mechanism, the surface of the inner side of the clamping groove is provided with an arc shape matched with the surface of the ejector rod.

In the automobile middle net mold deep rib part auxiliary ejection demolding mechanism, the upper end part of the ejector rod is provided with the ejector block, and the ejector block is detachably connected with the ejector rod.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses the lower extreme of ejector pin passes through joint groove joint in spacing ejecting structure for the ejector pin can be relative spacing ejecting structure can horizontal removal, and simultaneously, spacing ejecting structure drive plate relatively deflects at the in-process that reciprocates, promotes the flexibility of ejector pin adjustment.

2. The utility model discloses a be equipped with the wear-resisting piece that is used for spacing body when rotating the butt on the stopper, wear-resisting piece passes through the rotation range that screw thread height-adjusting is used for restricting the ejector pin, improves the adjustment flexibility of ejector pin.

3. The utility model discloses a be provided with on the ejector pin be used for with cover half surface sliding contact go up slide sleeve and lower sliding sleeve, go up the stroke space between sliding sleeve and the lower sliding sleeve to this reduces the friction between ejector pin and the cover half inner wall.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a structural diagram of the middle limiting body of the present invention.

Fig. 3 is a schematic view of the connection structure of the middle wear-resistant block of the present invention.

In the figure, 1, a mandril; 2. a drive plate; 3. a limiting ejection structure; 4. a clamping groove; 5. a limiting block; 6. a limiting body; 7. accommodating grooves; 8. a rotation pin; 9. a chute; 10. a limiting platform; 11. a limiting hole; 12. a wear-resistant block; 13. a connecting portion; 14. a wear-resistant portion; 15. an upper sliding sleeve; 16. a lower sliding sleeve; 17. a travel space; 18. a top block; 19. and (5) fixing the mold.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

As shown in fig. 1 and 2, the auxiliary ejection demoulding mechanism for the deep rib part of the automobile middle net mould comprises an ejector rod 1 and a drive plate 2, wherein the drive plate 2 is arranged on a fixed die 19 and can move up and down relative to the fixed die 19, a limiting ejection structure 3 is arranged between the lower end of the ejector rod 1 and the drive plate 2, the upper end of the ejector rod 1 is accommodated in a movable die and can move up and down to penetrate out of the upper end of a driven die, the limiting ejection structure 3 is rotatably connected onto the drive plate 2, and a clamping groove 4 for the lower part of the ejector rod 1 to penetrate and be clamped is formed in the limiting ejection structure 3.

In this embodiment, the lower extreme of ejector pin 1 passes through 4 joints of joint groove in spacing ejecting structure 3 for ejector pin 1 can be relative spacing ejecting structure 3 can horizontal removal, and simultaneously, spacing ejecting structure 3 can deflect at the in-process that reciprocates relative drive plate 2, promotes the flexibility of ejector pin 1 adjustment.

In this embodiment, spacing ejecting structure 3 includes stopper 5 and with the spacing body 6 of ejector pin 1 matched with, spacing body 6 rotates to be connected on drive plate 2, stopper 5 connects on drive plate 2, and sets up the butt when the upside that supplies spacing body 6 to rotate in spacing body 6. In order to facilitate the disassembly and assembly, the limiting block 5 can be detachably connected to the driving plate 2 through bolts.

In order to reduce the space occupation of the limiting ejection structure 3, an accommodating groove 7 for accommodating the limiting block 5 is formed in the driving plate 2, and a rotating pin 8 is connected between the limiting block 5 and the accommodating groove 7.

Be provided with the spout 9 that the side direction was seted up on the stopper 5, the bayonet socket that stopper 5 is open is run through to the one end of spout 9, and the other end of spout 9 is restricted by stopper 5, and joint groove 4 is linked together with inside spout 9 from the upper end downwardly extending of stopper 5.

The lower extreme of ejector pin 1 is provided with inside sunken fashioned spacing platform 10, and ejector pin 1 blocks into to spout 9 in through spacing platform 10 card, and in order to keep the stability of sliding, the width of spacing platform 10 equals the width of spout 9, and simultaneously, the height that highly is greater than joint groove 4 of spacing platform 10 for spacing platform 10 can carry out relative reciprocating in joint groove 4 relatively.

The limiting block 5 is provided with a limiting hole 11 for the ejector rod 1 to pass through and a wear-resistant block 12 for the limiting body 6 to rotate and abut against, and the wear of the limiting block 5 can be reduced by the wear-resistant block 12.

In this embodiment, in a further expanded manner, the wear-resistant block 12 includes a connecting portion 13 connected to the stopper 5 and a wear-resistant portion 14 disposed toward the stopper 5 and engaged with the stopper 5, and the connecting portion 13 is connected to the stopper 5 through a thread. The height of the wear-resistant block 12 is adjusted through threads to limit the rotation amplitude of the ejector rod 1, when the wear-resistant block 12 moves downwards, the deflection degree of the limiting block 5 is limited, the rotation amplitude is reduced, and when the wear-resistant block 12 moves upwards, the deflection amplitude of the limiting block 5 is increased, so that the adjustment flexibility of the ejector rod 1 is improved.

The ejector rod 1 is provided with an upper sliding sleeve 15 and a lower sliding sleeve 16 which are in sliding contact with the surface of the fixed die 19, a stroke space 17 is arranged between the upper sliding sleeve 15 and the lower sliding sleeve 16, and the stroke space 17 is arranged between the upper sliding sleeve 15 and the lower sliding sleeve 16, so that the friction between the ejector rod 1 and the inner wall of the fixed die 19 is reduced.

Preferably, the surface of the inner side of the clamping groove 4 is provided with an arc shape matched with the surface of the ejector rod 1, so that the abrasion of the surface caused by scraping is avoided when the ejector rod 1 abuts against the surface of the inner side of the clamping groove 4.

In this embodiment, the upper end of ejector pin 1 is provided with kicking block 18, and kicking block 18 and ejector pin 1 detachable connections, kicking block 18 can carry out timely change according to the demand of difference, convenient maintenance.

The technical effects of the utility model are that: the lower extreme of ejector pin 1 passes through 4 joints in spout 9 in the joint groove, and when drive plate 2 during the upward movement under the drive of external drive ware, spacing platform 10 of ejector pin 1 lower extreme slides in spout 9, when the skew appears with the lower extreme in ejector pin 1 upper end, spacing body 6 can deflect adjustment ejector pin 1 upper end and the axiality of lower extreme relative drive plate 2, prevents the jamming, promotes the flexibility of the adjustment of ejector pin 1.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the top rod 1, the driving plate 2, the limit ejecting structure 3, the clamping groove 4, the limit block 5, the limit body 6, the accommodating groove 7, the rotating pin 8, the sliding groove 9, the limit platform 10, the limit hole 11, the wear-resistant block 12, the connecting part 13, the wear-resistant part 14, the upper sliding sleeve 15, the lower sliding sleeve 16, the stroke space 17, the top block 18, the fixed die 19 and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.

Claims

1. The utility model provides an supplementary ejecting demoulding mechanism of net mould dark muscle portion in car, includes ejector pin (1) and drive plate (2), its characterized in that, drive plate (2) set up on the cover half and the cover half reciprocates relatively, be equipped with spacing ejecting structure (3) between the lower extreme of ejector pin (1) and drive plate (2), the upper end of ejector pin (1) holds in the movable mould and can reciprocate the driven mould upper end and wear out, spacing ejecting structure (3) rotate and connect on drive plate (2), spacing ejecting structure (3) in open and be equipped with joint groove (4) that supply ejector pin (1) lower part to penetrate and the joint.

2. The deep rib auxiliary ejection demoulding mechanism of the automobile middle net mould according to claim 1, wherein the limiting ejection structure (3) comprises a limiting block (5) and a limiting body (6) matched with the ejector rod (1), the limiting body (6) is rotatably connected to the driving plate (2), and the limiting block (5) is connected to the driving plate (2) and arranged on the upper side of the limiting body (6) for abutting when the limiting body (6) rotates.

3. The deep rib auxiliary ejection and demolding mechanism for the middle mesh mold of the automobile according to claim 2, wherein the driving plate (2) is provided with an accommodating groove (7) for accommodating the limiting block (5), and a rotating pin (8) is connected between the limiting block (5) and the accommodating groove (7).

4. The automobile middle net mold deep rib part auxiliary ejection demolding mechanism according to claim 2, characterized in that a sliding groove (9) formed in the side direction is formed in the limiting block (5), and the clamping groove (4) extends downwards from the upper end of the limiting block (5) and is communicated with the inside of the sliding groove (9).

5. The deep rib part auxiliary ejection and demolding mechanism for the automobile medium mesh mold according to claim 4, characterized in that the lower end of the ejector rod (1) is provided with a limiting platform (10) which is formed by inward concave molding, the width of the limiting platform (10) is equal to the width of the sliding groove (9), and the height of the limiting platform (10) is greater than the height of the clamping groove (4).

6. The automobile middle net mold deep rib part auxiliary ejection demolding mechanism according to claim 2, characterized in that the limiting block (5) is provided with a limiting hole (11) for the ejector rod (1) to pass through and a wear-resistant block (12) for the limiting body (6) to rotate and abut against.

7. The automobile middle net mold deep rib part auxiliary ejection and demolding mechanism according to claim 6, characterized in that the wear-resistant block (12) comprises a connecting part (13) connected with the limiting block (5) and a wear-resistant part (14) arranged towards one side of the limiting block (5) and matched with the limiting block (5), and the connecting part (13) is in threaded connection with the limiting block (5).

8. The deep rib part auxiliary ejection and demolding mechanism for the automobile middle net mold according to claim 1, characterized in that an upper sliding sleeve (15) and a lower sliding sleeve (16) which are used for being in sliding contact with the surface of a fixed mold are arranged on the ejector rod (1), and a stroke space (17) is arranged between the upper sliding sleeve (15) and the lower sliding sleeve (16).

9. The deep rib auxiliary ejection and demolding mechanism for the automobile middle net mold according to claim 1, wherein the surface of the inner side of the clamping groove (4) is provided with an arc shape matched with the surface of the ejector rod (1).

10. The automobile middle net mold deep rib auxiliary ejection demolding mechanism is characterized in that an ejector block (18) is arranged at the upper end of the ejector rod (1), and the ejector block (18) is detachably connected with the ejector rod (1).