CN210477601U

CN210477601U - Pre-buried nut loading attachment of gluey shell of moulding plastics

Info

Publication number: CN210477601U
Application number: CN201921233837.5U
Authority: CN
Inventors: 王爽; 陈喜华; 陈石磊
Original assignee: Huizhou Lida Industry Co Ltd
Current assignee: Huizhou Lida Industry Co Ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-05-08
Anticipated expiration: 2029-08-01

Abstract

The utility model discloses a pre-embedded nut feeding device of an injection molding glue shell, which comprises a manipulator (1) and a nut feeding mechanism (2), wherein the manipulator (1) is connected between the nut feeding mechanism (2) and an injection molding machine; the nut feeding mechanism (2) comprises a feeding platform (21) and a feeding assembly (22), wherein the feeding platform (21) is provided with a plurality of nut fixing jigs (211) and a plurality of guide columns (212), and the feeding assembly (22) feeds nuts to the nut fixing jigs (211); the execution end of the manipulator (1) comprises a feeding portion (11), the feeding portion (11) is provided with a guide hole (111) and a nut-taking stub bar (112), the guide hole (111) is matched with a guide column (212), and the nut-taking stub bar (112) is matched with a nut-fixing jig (211). The utility model is used for pre-buried nut's material loading when moulding plastics.

Description

Pre-buried nut loading attachment of gluey shell of moulding plastics

Technical Field

The utility model relates to an injection molding auxiliary assembly technical field, concretely relates to pre-buried nut loading attachment of gluey shell of moulding plastics.

Background

The plastic shell has low cost, good insulation property, light weight and strength meeting the requirements, so the plastic shell is widely applied to various household appliances and consumer electronics, such as a television back shell, a mobile phone back shell, a notebook computer shell and the like. The plastic shell needs to be fixed with the integral structure of the product in a threaded connection mode, so that a nut needs to be implanted into the plastic shell, and the plastic shell is conveniently fixed on the main body structure of the product through a screw. The nut needs to be placed into a mold cavity before injection molding, a vibration disc and a linear feeder are generally adopted for feeding materials at present, and then the nut is taken out from the linear feeder by a manipulator and placed into the mold cavity. Because the nut does not pass through the location before the material loading, therefore the manipulator also takes place the skew easily when getting the nut, leads to the nut to put into the die cavity in the time, finally makes the nut not implant on the settlement position of plastic shell, influences the normal use of plastic shell.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem to the not enough in the background art, provide the pre-buried nut loading attachment of the gluey shell of moulding plastics that can solve.

In order to solve the technical problem, the technical scheme of the utility model is that: a pre-embedded nut feeding device for an injection molding rubber shell comprises a manipulator and a nut feeding mechanism, wherein the manipulator is connected between the nut feeding mechanism and an injection molding machine; the nut feeding mechanism comprises a feeding platform and a feeding assembly, the feeding platform is provided with a plurality of nut fixing jigs and a plurality of guide posts, and the feeding assembly feeds nuts to the nut fixing jigs; the execution end of the manipulator comprises a feeding portion, the feeding portion is provided with a guide hole and a nut material taking head, the guide hole is matched with the guide column, and the nut material taking head is matched with the nut fixing jig.

Further, the feeding platform further comprises a plurality of buffer springs, and the buffer springs are sleeved on the peripheries of the guide posts.

Further, a linear bearing is further arranged on the inner side of the guide hole and matched with the guide column.

Further, the feeding assembly comprises a nut feeding structure and a first driving part, and the first driving part drives the nut feeding structure to move in a longitudinal plane; the feeding platform is arranged below the nut feeding structure in a sliding mode through the driving of the second driving part.

Furthermore, the nut feeding structure comprises a mounting plate, a cavity in the horizontal direction is arranged in the mounting plate, a sliding block is arranged in the cavity in a sliding mode, and the sliding block is driven by a telescopic cylinder; the improved nut feeding device is characterized in that a feeding hole is connected to the upper surface of the cavity, a discharging hole is connected to the lower surface of the cavity, the feeding hole and the discharging hole are arranged in a staggered mode, and a nut below the feeding hole can be pushed into the discharging hole by the sliding block.

Further, still include the vibration dish, the feed inlet is linked together through the pipeline with the vibration dish.

Furthermore, the execution end of the manipulator further comprises a blanking part, and the blanking part is perpendicular to the feeding part.

Further, still include CCD camera and light, the CCD camera sets up in nut feed mechanism one side, the light sets up in the CCD camera outside.

Further, still include the conveyer belt, the conveyer belt setting is in nut feed mechanism's one side.

The utility model discloses the beneficial effect who realizes mainly has following several: the manipulator takes the nuts from the feeding platform to feed the injection molding machine, a plurality of nut fixing jigs are arranged on the feeding platform, and a plurality of nut taking heads are arranged on the manipulator, so that a plurality of nuts can be fed at one time, and the feeding efficiency of the nuts is high; the nut material loading portion of manipulator is provided with the guiding hole, is provided with the guide post on the material loading platform, and the guide post can insert in the guiding hole to material loading portion is the material loading portion location through the cooperation of guide post and guiding hole when getting the nut on material loading platform, makes the nut of taking out from the material loading platform that material loading portion can be accurate, and the manipulator also can be accurate be injection molding machine material loading, can guarantee the precision of the last embedded nut of the gluey shell of moulding plastics from this.

Drawings

Fig. 1 is a schematic top view of a whole pre-embedded nut feeding device for an injection molding plastic shell according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a nut feeding mechanism of a pre-embedded nut feeding device for an injection molding plastic shell according to an embodiment of the present invention;

fig. 3 is a schematic longitudinal sectional view of a nut feeding structure of a nut feeding mechanism according to an embodiment of the present invention;

fig. 4 is a schematic structural view of an actuating end of a manipulator of a pre-embedded nut feeding device for injection molding of a plastic shell according to an embodiment of the present invention;

fig. 5 is the embodiment of the utility model provides a well injection molding rubber shell's buried nut loading attachment's material loading portion and material loading platform complex look at the schematic structure.

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted; the same or similar reference numerals correspond to the same or similar parts; the terms describing positional relationships in the drawings are for illustrative purposes only and are not to be construed as limiting the patent.

Detailed Description

To facilitate understanding for those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and examples.

Example one

Referring to fig. 1 to 5, an embedded nut feeding device for an injection molding plastic shell is used for feeding embedded nuts into a mold cavity of an injection molding machine before injection molding, so that the injection molding plastic shell with the embedded nuts is formed after injection molding. The embedded nut feeding device comprises a manipulator 1 and a nut feeding mechanism 2, wherein the manipulator 1 is connected between the nut feeding mechanism 2 and the injection molding machine 6 and is used for feeding nuts into a mold cavity of the injection molding machine 6 from the nut feeding mechanism 2; the nut feeding mechanism 2 continuously supplies the robot 1 with nuts.

Referring to fig. 2, 4 and 5, the nut feeding mechanism 2 includes a feeding platform 21 and a feeding assembly 22, and the feeding assembly 22 feeds nuts onto the respective nut fixing jigs 211. The feeding platform 21 is a plate-shaped structure, and a plurality of nut fixing jigs 211 and a plurality of guide posts 212 are arranged on the plate-shaped structure. The nut fixing jig 211 can be a cylindrical boss structure, and can fix the nut a on the boss in an inserting manner; guide posts 212 may be provided in a cylindrical configuration. The execution end of the manipulator 1 comprises a feeding part 11, the feeding part 11 is provided with a guide hole 111 and a nut taking head 112, the guide hole 111 is matched with a guide column 212, so that the guide column 212 can be inserted into the guide hole 111, and the feeding part 11 is positioned when the feeding part 11 takes a nut from a feeding platform 21, so that the feeding part 11 can accurately take the nut a from the feeding platform 21; the nut taking head 112 is matched with the nut fixing jig 211, so that when the nut is taken from the feeding platform 21 by the feeding part 11, the nut taking head 112 can be just butted with the nut fixing jig 211, and the nut a is taken down from the nut fixing jig 211. In the drawings of the embodiment, four guide holes 111 are adopted to be matched with four guide posts 212, and in practice, two, three or other numbers of the guide holes 111 and the guide posts 212 can be set, so long as the guide and positioning functions are achieved; the drawing of this embodiment sets up four fixed jigs of nut 211 and four nuts and gets stub bar 112 cooperation, can confirm the fixed jig of nut 211 and the nut according to pre-buried nut quantity and position on the injection molding and get the quantity and the position of stub bar 112 with the nut in practice for the fixed jig of nut 211 and nut gets the quantity and the position of stub bar 112 and pre-buried nut quantity and position on the injection molding correspond can.

Referring to fig. 2 to 5, as a further improvement, the feeding platform 21 further includes a plurality of buffer springs 213, the buffer springs 213 are sleeved on the peripheries of the guide posts 212, that is, one buffer spring 213 is disposed on the periphery of each guide post 212, and the buffer springs 213 may be general compression springs. Set up buffer spring 213, get material, guide post 212 when inserting guiding hole 111 on material loading portion 11 to material loading platform 21, can cushion material loading portion 11 through buffer spring 213, avoid material loading portion 11 and the rigid collision of material loading platform 21, can the protective apparatus, also can improve the nut and get the material precision of stub bar 112. In addition, it is preferable that the linear bearing 113 is disposed inside the guide hole 111, the linear bearing 113 is fitted to the guide post 212, and the guide post 212 can be inserted into the linear bearing 113, so that the guide post 212 can be inserted into the guide hole 111 more easily, and the abrasion between the guide post 212 and the guide hole 111 can be reduced.

Referring to fig. 2, the loading assembly 22 may be loaded by a robot, and preferably has the following structure: the feeding assembly 22 comprises a nut feeding structure 221 and a first driving part, the first driving part drives the nut feeding structure 221 to move in a longitudinal plane, the first driving part can adopt two single-shaft manipulators, the first single-shaft manipulator 223 is fixed on the mounting frame 222, the second single-shaft manipulator 224 is fixed on the movable end of the first single-shaft manipulator 223, the nut feeding structure 221 is fixed on the movable end of the second single-shaft manipulator 224, and therefore the first single-shaft manipulator 223 and the second single-shaft manipulator 224 can respectively drive the nut feeding structure 221 to move back and forth and move in the vertical direction in the horizontal direction. The feeding platform 21 is arranged below the nut feeding structure 221 in a sliding manner through the driving of a second driving part, and the second driving part can adopt a third single-shaft manipulator 214 to drive the feeding platform 21 to move left and right in the horizontal direction. During operation, the third single-axis manipulator 214 drives the feeding platform 21 to move to the lower side of the nut feeding structure 221, and the nut feeding structure 221 is arranged on the nut fixing jig 211 of the feeding platform 21 through the first single-axis manipulator 223 and the second single-axis manipulator 224. Therefore, the third single-axis manipulator 214, the first single-axis manipulator 223 and the second single-axis manipulator 224 can realize that the nut feeding structure 221 feeds the screws onto the nut fixing jig 211 of the feeding platform 21.

Referring to fig. 3, the nut feeding structure 221 may adopt an existing nut feeding machine, and the embodiment provides a nut feeding structure with a simple structure, which has the following specific structure: the nut feeding structure 221 comprises a mounting plate 2212, a cavity 2214 in the horizontal direction is arranged inside the mounting plate 2212, a sliding block 2215 is arranged in the cavity 2214 in a sliding manner, and the sliding block 2215 is driven by a telescopic cylinder 2216; the feed inlet 2211 is connected to the upper surface of the cavity 2214, the discharge outlet 2213 is connected to the lower surface of the cavity 2214, and the feed inlet 2211 and the discharge outlet 2213 are arranged in a staggered mode, so that nuts cannot directly fall into the discharge outlet 2213 from the feed inlet 2211, fall into the cavity 2214 firstly, and then can be pushed into the discharge outlet 2213 through the slider 2215. During operation, the nut falls into the cavity 2214 from the feed port 2211, the nut falling below the feed port 2211 is pushed into the discharge port 2213 through the slider 2215, the discharge port 2213 is aligned with the nut fixing jig 211, and the nut is loaded onto the fixing jig 211; the slider 2215 pushes out the in-process and can block next nut and continue to enter into cavity 2214, and the next nut can enter into cavity 2214 after the slider 2215 retracts, so that the slider 2215 can conveniently push the nut into the discharge hole 2213 next time to feed the fixed jig 211. Alternatively, a vibrating plate (not shown) may be provided, and the feed port 2211 is in communication with the vibrating plate via a conduit, so that nuts are continuously fed through the vibrating plate and through the conduit to the feed port 2211.

If there are several kinds of different nuts on a rubber casing, nut feeding structure 221 and vibration dish can set up the multiunit, and nut fixing jig 211 can set up the multiple, and every nut feeding structure 221 material loading nut is to the fixed jig 211 of nut that corresponds on, and the nut of material loading portion 11 is got stub bar 112 and is also set up the multiunit according to the nut of getting the material.

Referring to fig. 1, the execution end of the manipulator 1 further comprises a blanking portion 12, the blanking portion 12 is perpendicular to the feeding portion 11, the blanking portion is used for blanking injection molded parts through the blanking portion 12 after injection molding of the injection molding machine is completed, the blanking portion 12 is perpendicular to the feeding portion 11, mutual influence between the blanking portion 12 and the feeding portion can be avoided during working of the blanking portion and the feeding portion, preferably, the execution end of the manipulator is rotatably arranged on a driving portion of the manipulator, and the blanking portion 12 or the feeding portion 11 can be rotated to a working surface during working. The product taking head and the nut taking head on the blanking part 12 and the feeding part 11 can adopt vacuum suction nozzles, and the mechanical arm can adopt a commonly used three-axis mechanical arm in the prior art.

As a further preferred variant, with reference to fig. 1, a conveyor belt 5 is preferably provided, which conveyor belt 5 is arranged on one side of the nut feeder 2, onto which conveyor belt the injection-molded parts can be placed in the blanking section 12 for further transport to the next station. In addition, a CCD camera 3 and an illuminating lamp 4 can be arranged, the CCD camera 3 is arranged on one side of the nut feeding mechanism 2, and the illuminating lamp is arranged on the outer side of the CCD camera 3; CCD camera 3 and light 4 set up upwards, and unloading portion 12 can move to CCD camera 3 top after taking out when moulding plastics the gluey shell, and whether the quantity and the position of pre-buried nut, nut on the discernment gluey shell of shooing through CCD camera 3 meet the requirements to detect the gluey shell of accomplishing of moulding plastics, light 4 illuminates gluey shell and makes things convenient for the CCD camera to shoot the discernment.

The embedded nut feeding device of the injection molding plastic shell of the embodiment has the following working process: the feeding assembly 22 arranges the nuts on the feeding platform 21 according to the nuts on the rubber shell, and the feeding part 11 of the manipulator 1 feeds the nuts into a mold cavity of the injection molding machine from the feeding platform 21 at one time; after the injection molding is completed, the feeding part 12 of the robot 1 feeds the rubber case from the injection molding machine onto the conveyor belt 5. Whether the in-process of unloading is shot through CCD camera 3 and is detected nut on the nut rubber casing whether complete, the position is accurate, and conveyer belt 5 can set up two, is yields conveyer belt and defective products conveyer belt respectively, and unloading portion 12 can be according to the rubber casing whether the yields will glue the shell and place different conveyer belts respectively.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a pre-buried nut loading attachment of gluey shell of moulding plastics which characterized in that: the nut feeding mechanism comprises a manipulator (1) and a nut feeding mechanism (2), wherein the manipulator (1) is connected between the nut feeding mechanism (2) and an injection molding machine; the nut feeding mechanism (2) comprises a feeding platform (21) and a feeding assembly (22), wherein the feeding platform (21) is provided with a plurality of nut fixing jigs (211) and a plurality of guide columns (212), and the feeding assembly (22) feeds nuts to the nut fixing jigs (211); the execution end of the manipulator (1) comprises a feeding portion (11), the feeding portion (11) is provided with a guide hole (111) and a nut-taking stub bar (112), the guide hole (111) is matched with a guide column (212), and the nut-taking stub bar (112) is matched with a nut-fixing jig (211).

2. The injection molding rubber shell embedded nut feeding device of claim 1, which is characterized in that: the feeding platform (21) further comprises a plurality of buffer springs (213), and the buffer springs (213) are sleeved on the periphery of each guide column (212).

3. The injection molding rubber shell embedded nut feeding device of claim 2, which is characterized in that: the inner side of the guide hole (111) is also provided with a linear bearing (113), and the linear bearing (113) is matched with the guide column (212).

4. The injection molding rubber shell embedded nut feeding device of claim 3, which is characterized in that: the feeding assembly (22) comprises a nut feeding structure (221) and a first driving part, and the first driving part drives the nut feeding structure (221) to move in a longitudinal plane; the feeding platform (21) is arranged below the nut feeding structure (221) in a sliding mode through the driving of the second driving part.

5. The injection molding rubber shell embedded nut feeding device of claim 4, which is characterized in that: the nut feeding structure (221) comprises a mounting plate (2212), a cavity (2214) in the horizontal direction is arranged in the mounting plate (2212), a sliding block (2215) is arranged in the cavity (2214) in a sliding mode, and the sliding block (2215) is driven by a telescopic cylinder (2216); be connected with feed inlet (2211) above cavity (2214), be connected with discharge gate (2213) below cavity (2214), feed inlet (2211) and discharge gate (2213) dislocation set, slider (2215) can be with the nut of feed inlet (2211) below in pushing into discharge gate (2213).

6. The injection molding rubber shell embedded nut feeding device of claim 5, which is characterized in that: the vibrating plate is further provided with a vibrating plate, and the feeding port (2211) is communicated with the vibrating plate through a pipeline.

7. The injection molding rubber shell embedded nut feeding device of claim 1, which is characterized in that: the execution end of the manipulator (1) further comprises a blanking part (12), and the blanking part (12) is perpendicular to the feeding part (11).

8. The injection molding rubber shell embedded nut feeding device of claim 7, which is characterized in that: still include CCD camera (3) and light (4), CCD camera (3) set up in nut feed mechanism (2) one side, the light sets up in CCD camera (3) outside.

9. The injection molding rubber shell embedded nut feeding device of claim 8, which is characterized in that: still include conveyer belt (5), conveyer belt (5) set up the one side at nut feed mechanism (2).