CN218615083U - Feeding clamp for film embedding mold cavity - Google Patents

Abstract

The application relates to the field of feeding clamps, in particular to a feeding clamp for a film embedded mold cavity, which is mainly used for embedding a film into the cavity before the film is used for injection molding, a suction disc is used for adsorbing the film in a conventional technical means, and the film is thin and soft and can deform during adsorption, so that the problem that the film is attached to the cavity and wrinkles can be generated is solved; the embedded component comprises an adsorption plate, an adsorption surface attached to the film is arranged on the adsorption plate, a plurality of adsorption holes are formed in the adsorption surface, and the adsorption holes are communicated with an external adsorption piece through adsorption channels. This application has the effect that the deformation easily appears when improving the film and burying the die cavity.

Description

Feeding clamp for film embedding mold cavity

Technical Field

The application relates to the field of feeding fixtures, in particular to a feeding fixture for a film embedding mold cavity.

Background

In the precision injection molding plastic products, the film with the thickness of 0.1mm-0.15mm is mostly used, and exquisite patterns can be carved on the film. Wherein, the film is required to be placed into a cavity of a mould before injection molding so as to achieve injection molding in the cavity.

In the related art, for the insertion of the film, the film is usually absorbed by a suction cup and then embedded in a mold cavity. Wherein, when adsorbing the film, the sucking disc can adsorb the edge of film all around.

Aiming at the technical means, the film is only 0.1mm-0.15mm in thickness and very soft, so that the film can deform when the sucking disc adsorbs the film, and the problem that the film is attached in a cavity to generate wrinkles exists.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that can appear warping when the film buries the die cavity, this application provides a feeding clamp for film buries mould die cavity.

The application provides a pair of feeding clamp for film buries mould cavity adopts following technical scheme:

a feeding clamp for a film embedding mold cavity comprises an installation base body and an embedding assembly, wherein the embedding assembly is installed on the installation base body; the embedded component comprises an adsorption plate, an adsorption surface attached to the film is arranged on the adsorption plate, a plurality of adsorption holes are formed in the adsorption surface, and the adsorption holes are communicated with an external adsorption piece through adsorption channels.

Through adopting above-mentioned technical scheme, the absorption piece adsorbs the film through adsorbing the passageway from the adsorption hole on the adsorption plane, and the smooth laminating is on the adsorption plane when the film is adsorbed to guaranteed that the film can not produce the deformation when burying the film in the die cavity.

Optionally, the adsorption surface is provided with a blowing hole for stretching the film, the blowing hole is communicated with an external blowing piece through a blowing channel, and the suction hole is arranged around the blowing hole.

By adopting the technical scheme, when the film is adsorbed and then buried in the cavity, the blowing piece blows the film through the blowing hole on the adsorption surface through the blowing channel, so that the film is separated from the adsorption plate and the smoothness of the film is further ensured.

Optionally, the embedded component further includes a vent plate, the vent plate is fixedly connected to the adsorption plate, the vent plate is provided with a plurality of first vents and air inlets communicated with the plurality of first vents, and the first vents, the adsorption holes and the air inlets jointly form the adsorption channel.

Through adopting above-mentioned technical scheme, the absorption piece is when breathing in, through inlet port, first air vent, then to the absorption hole to a plurality of first air vents all communicate with the inlet port, make a plurality of absorption holes can be along with the realization of breathing in of absorption piece adsorb the film simultaneously.

Optionally, the aeration plate has a plurality of second aeration holes and a plurality of air distribution cavities communicated with the second aeration holes, the buried component further includes a mounting plate for covering the air distribution cavities, the mounting plate is fixedly connected to the aeration plate, the mounting plate has blowholes communicated with the air distribution cavities, and the blowholes, the air distribution cavities and the second aeration holes jointly form a blowing channel.

Through adopting above-mentioned technical scheme, a plurality of second ventholes all with divide the gas chamber intercommunication, when blowing, blow the piece by the blowhole to divide the gas chamber to the second venthole again, blow to the film in the blowhole at last to when realizing blowing, a plurality of blowholes can be simultaneously to the film blow, and drop the adsorption plate with the film.

Optionally, the mounting groove that is used for holding the adsorption plate is seted up to the breather plate, the installation boss has in the mounting groove, the adsorption plate have with the joint boss of installation boss butt.

Through adopting above-mentioned technical scheme, when the mounting groove on the aeration board was placed to the adsorption plate, installation boss and joint boss butt to make the adsorption plate by the restriction of joint boss in the mounting groove, realize the stable installation to the adsorption plate.

Optionally, the installation base member includes the connecting sleeve and slides and connect and be in connecting rod on the connecting sleeve, connecting rod fixed connection be in on the mounting panel, just be provided with return spring on the outer peripheral face of connecting rod, return spring one end butt installation base member, other end butt the mounting panel.

Through adopting above-mentioned technical scheme, the connecting rod slides and connects on connecting sleeve to the drive buries the subassembly and reciprocates, when impressing the film die cavity, return spring is compressed, so that bury the subassembly when impressing but elastic butt die cavity, and bury the subassembly and accomplish to impress after the rebound, can will bury the subassembly and reset under return spring's effect.

Optionally, the feeding fixture for embedding a film into a mold cavity further comprises a bottom plate, wherein a pressure-adhering cavity, a first positioning sleeve and a second positioning sleeve are fixedly connected to the bottom plate, a first positioning shaft and a second positioning shaft are connected to the mounting substrate, the first positioning shaft is in transition fit with a hole in the first positioning sleeve, and the second positioning shaft is in transition fit with a hole in the second positioning sleeve.

Through adopting above-mentioned technical scheme, first location axle and the transition cooperation of first location sleeve to the removal of subassembly in the horizontal direction is buried in the restriction, and the rotation of subassembly is buried in the restriction to second location axle and the transition cooperation of second location sleeve, through two transition cooperations, thereby the realization is fixed a position the position of burying the subassembly.

Optionally, a first limiting boss for limiting is arranged on the first positioning shaft, and a second limiting boss for limiting is arranged on the second positioning shaft.

Through adopting above-mentioned technical scheme, burying the subassembly and moving down, when first locating shaft and first locating sleeve pass through, first spacing boss and the spacing boss of second can carry on spacingly to burying the stroke that the subassembly moved down to avoid return spring to be extruded the limit, or avoid first locating shaft transition cooperation to the bottom of first locating sleeve.

In summary, the present application includes at least one of the following beneficial technical effects:

1. improve the easy deformation of the film. The film is adsorbed to the adsorption surface by the adsorption channel, then is buried into the pressure-adsorption cavity by the buried component in the adsorption process, and the air is blown by the blowing channel when being buried, so that the film is blown away from the adsorption surface and is stretched.

2. The embedding is accurate. First location axle and first locating sleeve transition fit, second location axle and second locating sleeve transition fit for when mounting substrate is in the downstream, restriction mounting substrate is at the removal of horizontal direction, thereby the film that guarantees to bury the subassembly buries the position accuracy.

Drawings

FIG. 1 is a schematic overall structure diagram of a feeding clamp for embedding a film into a mold cavity according to an embodiment of the application;

FIG. 2 is an exploded view of an embodiment of a feed fixture for film insertion into a mold cavity of a mold according to the present application;

FIG. 3 is a cross-sectional view of an embedment assembly of a feed fixture for embedding a film into a mold cavity in accordance with an embodiment of the present application;

FIG. 4 is a cross-sectional view of an embedment assembly of a feed fixture for embedding a film into a mold cavity in accordance with an embodiment of the present application;

fig. 5 is an exploded view of a part of a feeding clamp for embedding a film into a mold cavity according to an embodiment of the present application.

Description of reference numerals:

1. installing a base body; 11. a connecting sleeve; 12. a connecting rod; 121. a limiting block; 13. a return spring; 14. a first positioning shaft; 141. a first limit boss; 15. a second positioning shaft; 151. a second limit boss; 16. a first fixed block; 17. a first abutment block; 18. a second fixed block; 19. a second abutment block;

2. embedding the component; 21. an adsorption plate; 211. an adsorption surface; 212. an adsorption hole; 213. a gas blowing hole; 214. clamping the boss; 22. a breather plate; 221. a first vent hole; 222. an air inlet; 223. a second vent hole; 224. a gas distribution cavity; 225. mounting grooves; 226. mounting a boss; 227. a semicircular groove; 228. a sealing groove; 23. mounting a plate; 231. an air blowing hole;

3. a base plate; 31. pressing the die cavity; 311. a first accommodating groove; 312. a second accommodating groove; 313. a cavity groove; 314. an adjustment groove; 315. positioning blocks; 32. a first positioning sleeve; 33. a second alignment sleeve.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a feeding clamp for embedding a film into a mold cavity. Referring to fig. 1, the feeding clamp for embedding the film into the die cavity comprises a mounting base body 1, an embedding assembly 2 and a bottom plate 3, wherein the embedding assembly 2 is connected below the mounting base body 1 in a sliding mode, and the bottom plate 3 is located right below the mounting base body 1. The bolt connection has connecting sleeve 11 on the installation base member 1, connecting sleeve 11 slides on and is connected with connecting rod 12, the lower extreme of connecting rod 12 with bury subassembly 2 bolted connection, the cover is equipped with return spring 13 on the outer peripheral face of connecting rod 12, return spring 13 one end butt is on connecting sleeve 11, the other end butt is on burying subassembly 2, when burying subassembly 2 and sliding down, make to bury subassembly 2 when contacting with bottom plate 3 return spring 13 is compressed, thereby can restore to the throne under return spring 13's spring action after burying subassembly 2 and upwards removing. In this embodiment there are two connecting sleeves 11, two connecting rods 12 and two return springs 13 to keep the embedded assembly 2 balanced when it is slid down and pressed against the film. Furthermore, a stopper 121 is bolted to an end of the connecting rod 12 remote from the embedded unit 2 to prevent the connecting rod 12 from being entirely submerged inside the connecting sleeve 11, thereby also limiting the stroke of the connecting rod 12 moving downward.

Referring to fig. 2, the embedded module 2 includes a suction plate 21, a vent plate 22, and an attachment plate 23, the suction plate 21 is bolted to a lower portion of the vent plate 22, and the attachment plate 23 is bolted to an upper portion of the vent plate 22. The adsorption plate 21 is provided with a plurality of adsorption holes 212 and a plurality of air blowing holes 213 which penetrate through the adsorption plate 21, the plurality of air blowing holes 213 are located in the center of the adsorption plate 21, the adsorption holes 212 are arranged on the adsorption plate 21 around the air blowing holes 213, meanwhile, the bottom surface of the adsorption plate 21 is an adsorption surface 211, the adsorption holes 212 are communicated with an external adsorption piece through an internal adsorption channel, and the air blowing holes 213 are communicated with an external air blowing piece through an internal air blowing channel, so that when a film is adsorbed, the film is adsorbed by an adsorption port on the outer ring, and after adsorption, when the film is pressed into a cavity, the film is spread and leveled by the air blowing port. In addition, the air-channeled panel 22 has semi-circular grooves 227 at both ends thereof to facilitate the bolting of the connecting rods 12 to the mounting plate 23.

Referring to fig. 2 and 3, a mounting groove 225 is formed at the bottom of the air-permeable plate 22, a mounting boss 226 is disposed at the bottom surface of the mounting groove 225 close to the air-permeable plate 22, a clamping boss 214 is formed on the corresponding adsorption plate 21, and when the adsorption plate 21 is mounted on the mounting groove 225 of the air-permeable plate 22, the side wall of the mounting boss 226 abuts against the side wall of the clamping boss 214, so that the adsorption plate 21 is fixed on the air-permeable plate 22, and the contact surfaces between the air-permeable plate 22 and the adsorption plate 21 are sealed with each other.

Referring to fig. 3 and 4, the vent plate 22 has a plurality of first vent holes 221, an air inlet hole 222, a plurality of second vent holes 223, and an air distribution chamber 224 therein, the air inlet hole is communicated with the plurality of first vent holes 221, the number of the first vent holes 221 corresponds to that of the adsorption holes 212 one by one and is communicated with each other, so that the air inlet hole 222 is communicated with the adsorption holes 212, and the air inlet hole, the first vent holes 221, and the adsorption holes 212 together form an adsorption channel. In this embodiment, the number of the air inlet holes 222 is five, and the five air inlet holes 222 are communicated to form one hole, so that when the adsorbing member sucks air, all the adsorbing holes 212 adsorb the film at the same time, and deformation caused by the floating of the film when one end of the adsorbing member cannot adsorb the film is avoided. In addition, the second vent 223 corresponds to and communicates with the gas hole 213 quantity one-to-one, and a plurality of second vent 223 all communicates with branch gas chamber 224, and a blowhole 231 that runs through the mounting panel 23 is seted up at the center of mounting panel 23 in addition, and blowhole 231, branch gas chamber 224, second vent 223, gas hole 213 constitute the passageway of blowing jointly, and the one end of blowhole 231 and the outside piece of blowing communicate to a plurality of gas hole 213 blows simultaneously when realizing blowing.

Specifically, the vent plate 22 is provided with a sealing groove 228 located on the same side as the gas distribution cavity 224, and the sealing groove 228 is used for placing a sealing ring, so that after the mounting plate 23 is bolted to the vent plate 22, the sealing performance in the gas distribution cavity 224 can be ensured.

Referring to fig. 5, a pressure attaching cavity 31, a first positioning sleeve 32 and a second positioning sleeve 33 are bolted on the upper side of the bottom plate 3, two pairs of corners of the pressure attaching cavity 31 are provided with a first accommodating groove 311 and a second accommodating groove 312, the first accommodating groove 311 is used for accommodating the first positioning sleeve 32, the second accommodating groove 312 is used for accommodating the second positioning sleeve 33, and the first positioning sleeve 32 and the second positioning sleeve 33 can be positioned when the pressure attaching cavity 31 is installed after being installed on the bottom plate 3. In addition, the pressure attaching cavity 31 is provided with an adjusting groove 314 and a cavity groove 313 for embedding the film, the adjusting groove 314 is communicated with the cavity groove 313, the pressure attaching cavity 31 comprises a positioning block 315 which is connected with the adjusting groove 314 through a bolt, and meanwhile, the positioning block 315 can change the position in the adjusting groove 314 through a waist-shaped hole, so that the film is positioned when being embedded.

Referring to fig. 5, the mounting substrate includes a first fixing block 16, a first abutting block 17, a second fixing block 18, a second abutting block 19, a first positioning shaft 14 and a second positioning shaft 15, the first fixing block 16 and the second fixing block 18 are connected to the mounting substrate through bolts, an arc-shaped groove used for accommodating the second positioning shaft 15 is formed in the side face, opposite to the second fixing block 18, of the second abutting block 19, the second abutting block 19 is connected with the second fixing block 18 through bolts so as to abut the second positioning shaft 15 in the arc-shaped groove, and meanwhile, the height of the second positioning shaft 15 can be changed by adjusting the tightness degree of the second abutting block 19 and the second fixing block 18.

Similarly, the arc-shaped groove used for accommodating the second positioning shaft 15 is formed in the opposite side surfaces of the second abutting block 19 and the second fixing block 18, the second abutting block 19 is connected with the second fixing block 18 through bolts so as to abut the second positioning shaft 15 in the arc-shaped groove, and meanwhile, the height of the second positioning shaft 15 can be changed by adjusting the tightness degree of the second abutting block 19 and the second fixing block 18.

For transition fit between first location axle 14 and the first location sleeve 32, also for transition fit between second location axle 15 and the second location sleeve 33, through the transition fit between two hole axles to the realization is buried subassembly 2 and is being buried the position accuracy when the film. In addition, integrated into one piece has first spacing boss 141 on the first location axle 14, integrated into one piece has the spacing boss 151 of second on the second location axle 15, make first location axle 14 and the cooperation of first locating sleeve 32 hole axle and second location axle 15 and the cooperation of second locating sleeve 33 hole axle, be restricted by first spacing boss 141 and the spacing boss 151 of second, the stroke that the mounting substrate moved down has also been guaranteed, the stroke that the mounting substrate moved down can be adjusted through the height of adjusting first location axle 14 and second locating axle 15 equally.

The implementation principle of the feeding clamp for embedding the film into the die cavity in the embodiment of the application is as follows:

when the film is adsorbed by the adsorption channel, the film is attached to the adsorption surface 211, then the mounting substrate moves downwards to bury the film into the pressure-adsorption cavity 31, at the moment, the return spring 13 on the periphery of the connecting rod 12 is compressed, then the film is blown away from the adsorption surface 211 by blowing air through the air blowing channel, and the film is unfolded during air blowing. The mounting substrate is then moved upwards and the return spring 13 returns the embedded component 2 under the influence of the spring force. During implantation, the first and second alignment shafts 14, 15 are axially engaged with the first and second alignment sleeves 32, 33 to align the implant assembly 2 during implantation.

The above are preferred embodiments of the present application, and the scope of the present application is not limited thereto. Wherein like parts are designated by like reference numerals. It should be noted that as used in the following description, the terms "front," "back," "left," "right," "upper" and "lower" 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. Therefore, the method comprises the following steps: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The feeding clamp for the film embedded mold cavity is characterized by comprising an installation base body (1) and an embedded assembly (2), wherein the embedded assembly (2) is installed on the installation base body (1); bury subassembly (2) including adsorption plate (21), adsorption plate (21) are gone up and have adsorption plane (211) with the film laminating, a plurality of adsorption holes (212) have been seted up on adsorption plane (211), adsorption hole (212) are through adsorbing passageway and outside absorption piece intercommunication.

2. The feeding clamp for embedding the film into the mold cavity according to claim 1, wherein the adsorption surface (211) is provided with a gas blowing hole (213) for stretching the film, the gas blowing hole (213) is communicated with an external blowing piece through a gas blowing channel, and the adsorption hole (212) is arranged around the gas blowing hole (213).

3. The feeding clamp for a film embedded mold cavity according to claim 2, wherein the embedded assembly (2) further comprises an air vent plate (22), the air vent plate (22) is fixedly connected with the adsorption plate (21), the air vent plate (22) is provided with a plurality of first air vents (221) and air inlet holes (222) communicated with the plurality of first air vents (221), and the first air vents (221), the adsorption holes (212) and the air inlet holes (222) jointly form the adsorption channel.

4. The feeding clamp for a film embedding mold cavity according to claim 3, characterized in that the vent plate (22) is provided with a plurality of second vent holes (223) and a gas distribution cavity (224) communicated with the second vent holes (223), the embedding assembly (2) further comprises a mounting plate (23) for covering the gas distribution cavity (224), the mounting plate (23) is fixedly connected with the vent plate (22), the mounting plate (23) is provided with a blowing hole (231) communicated with the gas distribution cavity (224), and the blowing hole (231), the blowing hole (213), the gas distribution cavity (224) and the second vent holes (223) jointly form a blowing channel.

5. The feeding clamp for embedding a film into a mold cavity according to claim 4, wherein the vent plate (22) is provided with a mounting groove (225) for accommodating the adsorption plate (21), the mounting groove (225) is internally provided with a mounting boss (226), and the adsorption plate (21) is provided with a clamping boss (214) abutted against the mounting boss (226).

6. The feeding clamp for the film embedded mold cavity according to claim 4, wherein the mounting base body (1) comprises a connecting sleeve (11) and a connecting rod (12) connected to the connecting sleeve (11) in a sliding manner, the connecting rod (12) is fixedly connected to the mounting plate (23), a return spring (13) is arranged on the outer peripheral surface of the connecting rod (12), one end of the return spring (13) abuts against the mounting base body (1), and the other end of the return spring abuts against the mounting plate (23).

7. The feeding clamp for the film-embedded mold cavity according to claim 1, characterized in that the feeding clamp for the film-embedded mold cavity further comprises a bottom plate (3), a pressure-attached cavity (31), a first positioning sleeve (32) and a second positioning sleeve (33) are fixedly connected to the bottom plate (3), a first positioning shaft (14) and a second positioning shaft (15) are connected to the mounting base (1), the first positioning shaft (14) is in transition fit with a hole in the first positioning sleeve (32), and the second positioning shaft (15) is in transition fit with a hole in the second positioning sleeve (33).

8. The feeding clamp for a film embedded mold cavity according to claim 7, wherein a first limiting boss (141) for limiting is arranged on the first positioning shaft (14), and a second limiting boss (151) for limiting is arranged on the second positioning shaft (15).

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