CN219006787U - Automatic grabbing device and system for injection molding inserts - Google Patents

Abstract

Automatic grabbing device and system of mold insert of moulding plastics, including the mounting panel, its characterized in that: the clamping jaw assembly comprises a clamping jaw, a clamping jaw seat and a clamping jaw seat, wherein the clamping jaw seat is provided with a clamping jaw seat; the clamping jaw assembly is fixed on the mounting plate and provided with a plurality of clamping jaw heads; the first pushing component is in sliding fit with the mounting plate and is provided with a push plate positioned at the outer side of the clamping jaw component, and the push plate is provided with a through hole for the clamping jaw head to pass through; the second pushing component is slidably arranged on the mounting plate in a penetrating manner, unmanned operation is adopted, and production efficiency is improved.

Description

Automatic grabbing device and system for injection molding inserts

Technical Field

The utility model relates to the field of molds, in particular to an automatic grabbing device and an automatic grabbing system for injection molding inserts.

Background

At present, the filter product needs to be filled with the metal inserts at the same time in injection molding, and because the filter mold structure is relatively special, the shaft core is relatively long, the peripheral structure is complex and special, the manual filling operation of the metal inserts into the shaft core is difficult, the manual finished product taking operation is inconvenient, and the production efficiency is low. Therefore, the automatic mechanism is adopted to mount the insert and take out the finished product so as to improve the working efficiency, for example, a robot mechanical arm is adopted to cooperate with a cylinder gripper to realize the mounting of the insert and take out the finished product, but when the conventional gripper is adopted to grasp the insert and put into a die, interference is easy to occur due to the complex surrounding environment of a shaft core in the die, and the gripper cannot realize the alignment and sleeving of the insert and the shaft core in place at one time. Moreover, the mold structure causes cannot be detected by a vision system around the mold of the molding machine, i.e., whether the insert is in place or not cannot be captured by the vision system.

Disclosure of Invention

The utility model mainly aims to overcome the defects of the existing automatic grabbing of the injection molding insert, and provides an automatic grabbing device and an automatic grabbing system of the injection molding insert, which are unmanned in operation and improve production efficiency.

The utility model adopts the following technical scheme:

automatic grabbing device of mold insert moulds plastics, including the mounting panel, its characterized in that: the clamping jaw assembly comprises a clamping jaw, a clamping jaw seat and a clamping jaw seat, wherein the clamping jaw seat is provided with a clamping jaw seat; the clamping jaw assembly is fixed on the mounting plate and provided with a plurality of clamping jaw heads; the first pushing component is in sliding fit with the mounting plate and is provided with a push plate positioned at the outer side of the clamping jaw component, and the push plate is provided with a through hole for the clamping jaw head to pass through; the second pushing component is slidably arranged on the mounting plate in a penetrating mode.

Preferably, the first pushing component comprises a plurality of guide rods and a plurality of first elastic pieces, wherein the guide rods are slidably arranged on the mounting plate in a penetrating manner, and one ends of the guide rods are fixedly connected with the push plate; the first elastic piece is sleeved outside the guide rod and is propped between the push plate and the mounting plate to drive the push plate to return.

Preferably, the jaw assembly further comprises a first drive means connected to drive the plurality of jaw heads radially outwardly away to grip or inwardly toward to release the insert or the product with the insert.

Preferably, the second pushing assembly comprises at least one pushing tube, a connecting plate and a second driving device, wherein the pushing tube is slidably arranged on the mounting plate in a penetrating manner, one end of the pushing tube is used as a pushing end, the connecting plate is fixedly connected to the other end of the pushing tube, and the second driving device is connected with the driving connecting plate to move relative to the mounting plate so as to drive the pushing tube to move.

Preferably, the pushing end of the pushing tube and the clamping jaw assembly are located on the same side of the mounting plate.

Preferably, the mold insert fixing device further comprises a plurality of adsorption assemblies and a fixing plate, wherein the fixing plate is fixedly connected with the mounting plate, and the adsorption assemblies are mounted on the fixing plate and are provided with adsorption heads for adsorbing products with inserts.

Preferably, the adsorption assembly further comprises a rod body and a second elastic piece, wherein the rod body is slidably arranged on the fixed plate in a penetrating manner, and one end of the rod body is connected with the adsorption head; the second elastic piece is sleeved outside the rod body and is stretched between the fixing plate and the adsorption head.

Preferably, the mounting plate is further provided with a notch, and the notch is positioned at the side edge of the clamping jaw assembly; the clamping piece is arranged on one side of the notch to clamp a product with the insert.

Preferably, the device further comprises at least one displacement sensor, wherein the displacement sensor is arranged on the mounting plate and positioned at the side edge of the second pushing component.

The utility model provides an automatic system of moving that moves of injection molding product, includes industrial robot, industrial robot is equipped with the arm, its characterized in that: still including an automatic grabbing device of mold insert of moulding plastics, the mounting panel still is fixed with the connecting piece, connecting piece one end is connected with the mounting disc, the mounting disc with the arm links to each other.

As can be seen from the above description of the present utility model, compared with the prior art, the present utility model has the following advantages:

1. the clamping jaw assembly is provided with a plurality of clamping jaw heads for clamping or loosening an insert or a product with the insert; the first pushing assembly is provided with a pushing plate positioned at the outer side of the clamping jaw assembly so as to push the insert to realize preassembly; the second pushing component is used for pushing the insert to be installed in place along the mandrel, unmanned operation can be achieved, and production efficiency is improved.

2. In the utility model, the clamping jaw assembly is connected and drives a plurality of clamping jaw heads to move away from each other in the radial direction outwards through the first driving device so as to clamp the insert or the product with the insert or move close to each other inwards so as to loosen the insert or the product with the insert; the first pushing assembly comprises a guide rod and a first elastic piece, the guide rod is arranged to enable the push rod to move more stably, the first elastic piece is used for driving the push plate to return to push the loosened insert to realize preassembly, and the structure is simple and easy to realize.

3. According to the utility model, the clamping piece clamp can be further arranged, and when the clamping jaw assembly clamps a product with the insert, the clamping piece can clamp a glue port on the product, so that the stability of the product in the transferring process is maintained.

4. In the utility model, the second pushing component comprises a pushing tube, a connecting plate and a second driving device, one end of the pushing tube is used as a pushing end, the connecting plate is fixedly connected to the other end of the pushing tube, and the second driving device is connected with the driving connecting plate to move relative to the mounting plate so as to drive the pushing tube to move, so that the pushing end can push the insert to be mounted in place; and the displacement sensor is also arranged for detecting the position of the insert, so that the mounting position of the insert is ensured to be more accurate.

5. The utility model is also provided with an adsorption component for adsorbing the finished product for transferring, which can comprise an adsorption head, a rod body and a second elastic piece, wherein the rod body is arranged on the fixed plate in a sliding penetrating way and is connected with the adsorption head; the second elastic piece is used for driving the rod body to return; in addition, through rationally laying clamping jaw subassembly, first pushing component, second pushing component and adsorption component's position for grabbing device overall structure is compacter.

6. According to the utility model, the clamping jaw assembly and the first pushing assembly are matched to realize the primary preassembling of the insert, the secondary pushing assembly is assembled in place for the second time, and the detection of the displacement sensor is combined, so that the stability and the reliability of the whole assembly process are ensured; the clamping jaw assembly can be used for installing the insert and taking out the product, and the utilization rate is high; the six-axis robot is adopted to realize flexible automation, and the action flow is controlled to ensure that the finished product has tidy frame arranging and a large number of full frames.

Drawings

FIG. 1 is a block diagram of the apparatus of the present utility model;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a block diagram of the jaw assembly and first pusher assembly;

FIG. 4 is a block diagram of a second pusher assembly;

FIG. 5 is a front view of the device of the present utility model;

FIG. 6 is a block diagram of a clamping insert;

FIG. 7 is a schematic view of the insert in place;

FIG. 8 is an enlarged view of a portion of FIG. 7;

FIG. 9 is a view of a product with an insert clamped;

FIG. 10 is a schematic diagram of an adsorption assembly adsorbing a finished product;

FIG. 11 is a diagram of the system of the present utility model.

Wherein:

10. mounting plate, 11, notch, 12, fixed plate, 13, connecting piece, 14, mounting plate, 20, clamping jaw subassembly, 21, clamping jaw head, 22, first drive arrangement, 30, first pushing subassembly, 31, push pedal, 31a, through-hole, 32, guide bar, 33, first elastic component, 40, second pushing subassembly, 41, push tube, 41a, push end, 42, connecting plate, 43, second drive arrangement, 50, displacement sensor, 60, clamping piece, 70, adsorption subassembly, 71, adsorption head, 72, the body of rod, 73, second elastic component, 81, material loading module, 82, shaping injection molding machine mould, 82a, axle core, 83, cut the glue mouth, 84, transfer frock, 85, mold insert, 86, product with mold insert, 87, finished product, 88, material frame.

Detailed Description

The utility model is further described below by means of specific embodiments.

The terms "first," "second," and the like in the present utility model are merely for convenience of description to distinguish between different constituent components having the same name, and do not denote a sequential or primary or secondary relationship.

In the description of the present utility model, the directions or positional relationships indicated by "upper", "lower", "left", "right", "front" and "rear", etc. are used for convenience of description of the present utility model based on the directions or positional relationships shown in the drawings, and are not intended to indicate or imply that the apparatus referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the scope of protection of the present utility model.

Referring to fig. 1 to 10, an automated gripping device for injection molding inserts comprises a mounting plate 10, at least one jaw assembly 20, at least one first pushing assembly 30, at least one second pushing assembly 40, and the like. The mounting plate 10 is a plate body structure for mounting the main functional structures of the clamping jaw assembly 20, the first pushing assembly 30, the second pushing assembly 40, and the like. The jaw assembly 20 is used to grip or release an insert 85 or an insert-carrying product 86, which is secured to the mounting plate 10 and is provided with a number of jaw heads 21 and a first drive 22. The plurality of jaw heads 21 are circumferentially distributed and the insert 85 or the product 86 with insert has holes for the jaw heads 21 to insert. The first drive 22 is connected to drive the plurality of jaw heads 21 radially outwardly away to grip the insert 85 or the product with insert 86 or radially inwardly toward to release the insert 85 or the product with insert 86.

In practical application, the number of the clamping jaw assemblies 20 on the mounting plate 10 can be one group or two groups or three groups, can be set according to practical situations, is preferably two groups and is arranged on one surface of the mounting plate 10 side by side, namely, two inserts 85 or products 86 with inserts can be clamped simultaneously, the clamping jaw assemblies 20 can be realized by adopting clamping jaw cylinders, such as two-jaw cylinders, three-jaw cylinders, four-jaw cylinders and the like, can be selected according to the size and shape of the inserts 85, and can ensure that the inserts 85 can be clamped smoothly.

Further, the first pushing assembly 30 is slidably matched with the mounting plate 10, and is provided with a pushing plate 31 located at the outer side of the clamping jaw assembly 20, the pushing plate 31 is provided with a through hole 31a for the clamping jaw head 21 to pass through, and the pushing plate 31 can push the insert 85 on the clamping jaw along the shaft core 82 a. The number of first pushing assemblies 30 corresponds to the number of jaw assemblies 20. Specifically, each group of the first pushing assemblies 30 further includes a plurality of guide rods 32 and a plurality of first elastic members 33, the guide rods 32 slidably penetrate through the mounting plate 10 and can be perpendicular to the mounting plate 10, and one ends of the guide rods 32 are fixedly connected with the push plate 31. The push plate 31 is located on one side of the jaw assembly 20 on the mounting plate 10 and the guide bar 32 is located through the mounting plate 10 on the other side. The first elastic member 33 is sleeved outside the guide rod 32 and is stretched between the push plate 31 and the mounting plate 10 to drive the push plate 31 to return. Through holes 31a on the push plate 31 can be arranged at the middle position, and the number of the guide rods 32 can be set according to the size of the push plate 31, and the guide rods can be the side parts of the through holes 31a, so that the push plate 31 can be ensured to move more stably and reliably.

When the push plate 31 is pushed, the first pushing component 30 can move towards the direction approaching to the clamping jaw component 20, the guide rod 32 plays a guiding role, so that the clamping jaw heads 21 pass through the through holes 31a to clamp the insert 85 or the article with the insert conveniently, and the first elastic piece 33 is compressed; when the insert 85 or the article with the insert is released, the push plate 31 can push the insert 85 to be sleeved on the corresponding shaft core 82a due to the return of the first elastic member 33.

The second pushing assembly 40 is slidably disposed through the mounting plate 10 for pushing the insert 85 on the mandrel into place. Specifically, the second pushing assembly 40 includes at least one pushing tube 41, a connecting plate 42, and a second driving device 43. The number of push tubes 41 may correspond to the number of the jaw assemblies 20, the push tubes 41 are slidably disposed through the mounting plate 10 and have one end serving as a push end 41a, the push end 41a is located on the same side as the jaw assemblies 20, and the push tubes 41 may be perpendicular to the mounting plate 10. The connection plate 42 is fixedly connected to the other end of the push pipes 41, i.e., the connection plate 42 connects all push pipes 41 so that all push pipes 41 slide synchronously. The second driving device 43 is connected to the driving connection board 42 to move relative to the mounting board 10, so as to drive the push tube 41 to move.

After the push tube 41 is aligned with the shaft core 82a, the second push assembly 40 drives the push tube 41 to move and sleeve the shaft core 82a through the driving device, and enables the push end 41a to push the insert 85 on the shaft core 82a until the insert is in place; then, the driving means drives the push tube 41 to retract.

Further, at least one displacement sensor 50 is further included, and the displacement sensor 50 is mounted on the mounting plate 10 and located at a side of the second pushing assembly 40, and is used for detecting whether the insert 85 is mounted in place. The number of displacement sensors 50 may correspond to the number of push tubes 41, which may employ a photoelectric sensor, and whether the insert 85 is mounted in place may be determined by detecting the distance between the photoelectric sensor and the insert 85.

Further, the clamping piece 60 is further included, the mounting plate 10 is further provided with a notch 11, the notch 11 is located at a side edge of the clamping jaw assembly 20, for two clamping jaw assemblies 20, the notch 11 can be disposed between the two clamping jaw assemblies 20, and then the clamping piece 60 can be disposed at one side of the notch 11 and located between the two clamping jaw assemblies 20. The notch 11 may be used to allow for a clamped product 86 with an insert, the clamp 60 may be used to clamp a nozzle of the product 86 with an insert, and the clamp 60 may employ a mini air clamp.

Further, the utility model also comprises a plurality of adsorption assemblies 70 and a fixed plate 12, wherein the fixed plate 12 is fixedly connected with the mounting plate 10, the adsorption assemblies 70 are arranged on the fixed plate 12 and are provided with adsorption heads 71 for adsorbing finished products 87, so that the products 86 with inserts can be conveniently transferred into the material frame 88. The number of suction assemblies 70 may be set as desired and may be the same as or different from the gripper assemblies. The adsorption assembly 70 further comprises a rod 72 and a second elastic member 73, wherein the rod 72 slidably penetrates through the fixed plate 12, one end of the rod is connected with the adsorption head 71, the adsorption head 71 can adopt a vacuum chuck, one finished product 87 can be provided with at least one adsorption head 71, and the size of the finished product 87 can be specifically set. The second elastic member 73 is sleeved outside the rod 72 and stretched between the fixing plate 12 and the adsorption head 71, so as to play a role in buffering. Specifically, to reduce the overall volume, the fixing plate 12 is disposed to be vertically connected to one side of the mounting plate 10, the adsorption assembly 70 may be located at a side of the mounting plate 10, and the sliding direction of the rod 72 may be perpendicular to the sliding direction of the second pushing assembly 40.

Based on this, referring to fig. 11, the present utility model further proposes an automatic transfer system for injection molding products, which includes an industrial robot (not shown in the drawing), and further includes other functional modules, such as a feeding module 81, a molding injection molding machine mold 82, a glue cutting port tool 83, a transfer tool 84, etc., where the industrial robot may employ a six-axis robot, and is provided with a mechanical arm, and the mechanical arm is connected with an automatic gripping device for injection molding inserts, and is used for driving the gripping device to move, and further includes a PLC controller, and the working states of the clamping jaw assembly 20, the first pushing assembly 30, the second pushing assembly 40, the adsorption assembly 70, and the clamping member 60 are controlled by the connection of the PLC controller. Wherein, connect and fix the mounting panel 10 of automatic grabbing device with connecting piece 13, connecting piece 13 one end is connected with mounting disc 14, links to each other with the arm through mounting disc 14 for grabbing device can rotate relative arm.

The working flow of the system of the utility model is as follows:

the feeding module 81 automatically feeds the insert 85, the clamping jaw assembly 20 of the industrial robot controls the grabbing device to align with the insert, the PLC controller acts to grab the insert 85, the first elastic piece 33 of the first pushing assembly 30 is compressed, the industrial robot transfers the insert 85 to one side of the molding injection molding machine die 82, the insert 85 is sleeved in the pair Ji Zhouxin a, the PLC controller controls the clamping jaw assembly 20 to loosen the insert 85, and the insert 85 is pushed into a certain distance along the mandrel under the action of the first pushing assembly 30, so that preassembly is realized; then, the industrial robot drives the gripping device to act, the pushing tube 41 of the second pushing assembly 40 is aligned to the mandrel, the PLC controls the pushing tube to be sleeved into the mandrel, the pushing end 41a of the pushing tube can push the insert 85 until the insert 85 is in place, and whether the insert 85 is in place can be judged through the displacement sensor 50.

The industrial robot can also control the grabbing device to rotate, so that the clamping jaw assembly 20 is aligned to the injection molded product 86 with the insert at the other side in the die, the PLC controls the clamping jaw assembly to clamp the product 86 with the insert, meanwhile, the clamping piece 60 is controlled to clamp a glue port of the product 86 with the insert, then the product 86 with the insert is transferred to a glue port shearing tool 83 for shearing the glue port, and a finished product 87 after shearing the glue port is transferred to a middle-rotating tool 84 for realizing the positioning of the product by changing the direction; finally, the industrial robot controls the grabbing device to rotate, and the finished product 87 is absorbed by the absorbing assembly 70 and placed into the material frame 88.

The foregoing is merely illustrative of specific embodiments of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial modification of the present utility model by using the design concept shall fall within the scope of the present utility model.

Claims (10)

1. Automatic grabbing device of mold insert moulds plastics, including the mounting panel, its characterized in that: the clamping jaw assembly comprises a clamping jaw, a clamping jaw seat and a clamping jaw seat, wherein the clamping jaw seat is provided with a clamping jaw seat; the clamping jaw assembly is fixed on the mounting plate and provided with a plurality of clamping jaw heads; the first pushing component is in sliding fit with the mounting plate and is provided with a push plate positioned at the outer side of the clamping jaw component, and the push plate is provided with a through hole for the clamping jaw head to pass through; the second pushing component is slidably arranged on the mounting plate in a penetrating mode.

2. The automated gripping device for injection molding inserts of claim 1, wherein: the first pushing component comprises a plurality of guide rods and a plurality of first elastic pieces, wherein the guide rods are slidably arranged on the mounting plate in a penetrating manner, and one ends of the guide rods are fixedly connected with the push plate; the first elastic piece is sleeved outside the guide rod and is propped between the push plate and the mounting plate to drive the push plate to return.

3. The automated gripping device for injection molding inserts of claim 2, wherein: the clamping jaw assembly further comprises a first driving device, and the first driving device is connected with and drives the clamping jaw heads to move away from each other in the radial direction so as to clamp the insert or the product with the insert or move close to each other in the radial direction so as to loosen the insert or the product with the insert.

4. The automated gripping device for injection molding inserts of claim 1, wherein: the second pushing assembly comprises at least one pushing tube, a connecting plate and a second driving device, wherein the pushing tube is slidably arranged on the mounting plate in a penetrating mode, one end of the pushing tube serves as a pushing end, the connecting plate is fixedly connected to the other end of the pushing tube, and the second driving device is connected with the driving connecting plate and moves relative to the mounting plate to drive the pushing tube to move.

5. The automated gripping device for injection molding inserts of claim 4, wherein: the pushing end of the pushing tube and the clamping jaw assembly are positioned on the same side of the mounting plate.

6. The automated gripping device for injection molding inserts of claim 1, wherein: the mold insert fixing device is characterized by further comprising a plurality of adsorption assemblies and a fixing plate, wherein the fixing plate is fixedly connected with the mounting plate, and the adsorption assemblies are arranged on the fixing plate and are provided with adsorption heads for adsorbing products with inserts.

7. The automated gripping device for injection molding inserts of claim 6, wherein: the adsorption assembly further comprises a rod body and a second elastic piece, wherein the rod body is slidably arranged on the fixed plate in a penetrating manner, and one end of the rod body is connected with the adsorption head; the second elastic piece is sleeved outside the rod body and is stretched between the fixing plate and the adsorption head.

8. The automated gripping device for injection molding inserts of claim 1, wherein: the mounting plate is also provided with a notch which is positioned at the side edge of the clamping jaw assembly; the clamping piece is arranged on one side of the notch to clamp a product with the insert.

9. The automated gripping device for injection molding inserts of claim 1, wherein: the device also comprises at least one displacement sensor, wherein the displacement sensor is arranged on the mounting plate and is positioned at the side edge of the second pushing component.

10. The utility model provides an automatic system of moving that moves of injection molding product, includes industrial robot, industrial robot is equipped with the arm, its characterized in that: the automatic grabbing device for the injection molding inserts is characterized by further comprising any one of claims 1 to 9, wherein a connecting piece is further fixed on the mounting plate, one end of the connecting piece is connected with a mounting plate, and the mounting plate is connected with the mechanical arm.

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