Insert transfer feeding device

Abstract

The utility model discloses an insert transfer feeding device which is characterized in that the insert transfer feeding device comprises a positioning table, at least two jig positioning seats and a plurality of transfer adsorption positioning assemblies, each transfer adsorption positioning assembly comprises a transfer positioning seat, a transfer driving air cylinder and a transfer adsorption head, and the transfer positioning seats are fixedly arranged on the positioning table according to the set insert transfer position; the transfer driving air cylinder is fixedly installed at a set angle through the transfer positioning base, a driving shaft of the transfer driving air cylinder drives the transfer adsorption head to do telescopic motion, a limiting mechanism used for limiting the motion stroke of the transfer adsorption head is fixedly arranged on the transfer driving air cylinder, and the at least two jig positioning bases are fixedly arranged on the two sides of the positioning table correspondingly. A positioning locking hole matched with a positioning rod arranged on the jig for positioning is formed in the jig positioning seat; the system has the advantages that the embedding efficiency is higher, the control is more convenient, the operation energy consumption is reduced, and the operation cost is reduced.

Description

Technical Field

[0001] The utility model relates to an insert feeding device in an injection molding process, in particular to an insert transfer feeding device. Background Art

[0002] Plastic parts such as automobile instrument panel frames require small inserts such as nuts and screws to be embedded inside during injection molding. This process is widely used in the field of injection molding engineering.

[0003] There are multiple existing insert injection molding processes, which basically adopt the method of manually semi-automatically or robotically taking the inserts one by one and embedding them into the mold cavity of the injection molding machine. The operation process is cumbersome and inefficient, which affects the overall rhythm of automation. Different inserts have different embedding angles. The robot needs to frequently adjust the embedding angle of the picking fixture on the robot. The control of the robot's posture and movement is relatively complicated, and the operating power consumption is relatively high. Summary of the invention

[0004] The technical problem to be solved by the utility model is to provide an insert transfer loading device which can transfer and load each insert, and synchronously pick up the inserts as a whole through a specific picking fixture and quickly embed them in an injection molding machine, thereby effectively improving the efficiency of the early loading link of the injection molding process.

[0005] The technical solution adopted by the utility model to solve the above technical problems is: an insert transfer feeding device, including a positioning platform, at least two fixture positioning seats and multiple transfer adsorption positioning components, the transfer adsorption positioning components include a transfer positioning seat, a transfer drive cylinder and a transfer adsorption head, the transfer positioning seat is fixedly arranged on the positioning platform according to the set insert transfer position, the transfer positioning seat fixes the transfer drive cylinder at a set angle, the drive shaft of the transfer drive cylinder drives the transfer adsorption head to telescopic movement, the transfer drive cylinder is fixedly provided with a limit mechanism for limiting the movement stroke of the transfer adsorption head, at least two of the fixture positioning seats are respectively fixedly arranged on both sides of the positioning platform, and the fixture positioning seat is provided with a positioning hole that cooperates with the positioning rod provided on the fixture for positioning.

[0006] Compared with the prior art, the utility model has the advantage that a plurality of transfer positioning seats are fixedly arranged on the positioning table, and each transfer positioning seat fixes the transfer drive cylinder at a set angle, so as to adsorb and fix the inserts at the set angle; each insert is first placed one by one on the corresponding transfer adsorption head by the loading robot, and then each insert is synchronously absorbed by the subsequent picking fixture without changing the direction, and then directly embedded in the corresponding position in the injection molding machine at the same angle as the set angle, and the embedding action of each insert can be carried out synchronously, and the embedding process does not need to change the overall angle of the picking fixture, the embedding efficiency is high, the control is relatively convenient, the operating energy consumption is reduced, and the operating cost is reduced; in the whole process, the loading process of the loading robot and the embedding process of the picking fixture are independent processes, and will not interfere with each other when carried out simultaneously, so the early embedding efficiency of the injection molding process can be greatly improved.

[0007] Preferably, the transfer adsorption head includes a C-shaped push block, a C-shaped guide sleeve, a guide shaft and a positioning pin, a fixing plate is fixedly arranged on the transfer drive cylinder, the driving shaft of the transfer drive cylinder passes through the through hole formed on the fixing plate and is fixedly connected to one side of the C-shaped push block, the other side of the C-shaped push block is recessed inward to form a first C-shaped groove, a connecting plate is fixedly arranged on one side of the bottom of the C-shaped guide sleeve, the connecting plate is fixedly arranged on the C-shaped push block, the other side of the C-shaped guide sleeve is recessed inward to form a second C-shaped groove connected to the first C-shaped groove, the bottom end of the guide shaft is connected to the fixing The plate is fixedly connected, the guide shaft passes through the first C-shaped groove and the second C-shaped groove in sequence, the length of the guide shaft is equal to the total length of the first C-shaped groove plus the second C-shaped groove, the C-shaped guide sleeve is axially slidably set on the guide shaft through the second C-shaped groove, the positioning pin extends outward and is fixedly set on the top end of the guide shaft, and at least two strong magnets are fixedly embedded on the top end of the guide shaft around the circumference of the positioning pin, and an L-shaped limit block is fixedly set on the side of the fixed plate, and the top of the L-shaped limit block is bent inward and is used to limit the moving stroke of the C-shaped push block. When the removal jig needs to remove the insert from the locating pin, the driving shaft of the transfer drive cylinder pushes the C-type push block and the C-type guide sleeve to move outward on the guide shaft, and the insert is separated from the strong magnet, so that it is adsorbed and removed by the removal jig; the length of the guide shaft is equal to the total length of the first C-type groove plus the second C-type groove, which can ensure that the guide shaft is aligned with the top of the C-type push block and the C-type guide sleeve, so that the bottom of the insert contacts the top of the C-type push block and the C-type guide sleeve respectively, ensuring stability after adsorption; the C-type push block and the C-type guide sleeve are set to a C-shaped structure with one side open, which is very convenient for installation and replacement after disassembly; the top of the L-shaped limit block is bent inward and limits the moving stroke of the C-type push block, which can effectively limit the maximum push-out formation of the driving shaft of the transfer drive cylinder, ensuring push-out efficiency and safety of use.

[0008] A fixed sleeve is fixedly arranged on one side of the top of the guide shaft, and a proximity sensor is fixedly arranged inside the fixed sleeve, which is used to send a positioning signal to the controller when the insert is adsorbed and when the insert leaves, thereby generating a corresponding control signal.

[0009] The top of the guide shaft is recessed downward to form a connecting screw hole, and the outer periphery of the bottom of the positioning pin forms a connecting thread that matches the connecting screw hole, and the bottom of the positioning pin is fixedly screwed into the connecting screw hole through the connecting thread. Positioning pins of different sizes and shapes can be selected according to the size of the insert for positioning.

[0010] The transfer positioning seat includes a bottom plate and an angle orientation block, the bottom plate is fixedly arranged on the positioning platform, the angle orientation block is fixedly arranged on the bottom plate and forms an orientation slope on the top, and the transfer driving cylinder is fixedly arranged on the orientation slope. The angle of the orientation slope is customized according to the actual embedding angle of the insert and can be replaced, which is convenient for positioning and adsorption of inserts with various embedding directions.

[0011] The transfer positioning seat is an integrally formed inclined L-shaped positioning plate, the bottom edge of the inclined L-shaped positioning plate is fixedly connected to the positioning platform, the inclined edge of the inclined L-shaped positioning plate is inclined upward at a set angle and fixedly connected to the transfer driving cylinder, and an inclined triangular reinforcement plate is fixedly arranged between the inclined edge and the bottom edge of the inclined L-shaped positioning plate. It is convenient for positioning and adsorbing the embedded parts in the inclined direction with a small elevation angle.

[0012] The transfer positioning seat is an integrally formed right-angle positioning plate, the bottom edge of the right-angle positioning plate is fixedly connected to the positioning platform, the transfer driving cylinder is horizontally and transversely fixedly arranged on the vertical edge of the right-angle positioning plate, and a right-angle triangular reinforcement plate is fixedly arranged between the vertical edge and the bottom edge of the right-angle positioning plate, so as to facilitate the positioning and adsorption of the inserts with the horizontal embedding direction. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the structural decomposition of the transfer adsorption positioning component of Example 1 in the embodiment;

[0015] Figure 3 It is a schematic diagram of the assembly structure of the transfer adsorption positioning component of Example 1 in the embodiment. DETAILED DESCRIPTION

[0016] The present invention will be described in further detail below in conjunction with the accompanying drawings.

[0017] An insert transfer feeding device comprises a positioning platform 1, two fixture positioning seats 2 and a plurality of transfer adsorption positioning components, wherein the transfer adsorption positioning components comprise a transfer positioning seat, a transfer driving cylinder 3 and a transfer adsorption head, wherein the transfer positioning seat is fixedly arranged on the positioning platform 1 according to the set insert transfer position, the transfer positioning seat fixes and installs the transfer driving cylinder 3 at a set angle, the driving shaft of the transfer driving cylinder 3 drives the transfer adsorption head to telescopically move, and a limiting mechanism for limiting the movement stroke of the transfer adsorption head is fixedly arranged on the transfer driving cylinder 3, and two fixture positioning seats 2 are respectively fixedly arranged on both sides of the positioning platform 1, and a positioning locking hole 21 for cooperating with a positioning rod arranged on the fixture is opened on the fixture positioning seat 2;

[0018] The transfer adsorption head includes a C-shaped push block 41, a C-shaped guide sleeve 42, a guide shaft 43 and a positioning pin 44. A fixing plate 31 is fixedly arranged on the transfer drive cylinder 3. The driving shaft of the transfer drive cylinder 3 passes through the through hole 32 opened on the fixing plate 31 and is fixedly connected to one side of the C-shaped push block 41. The other side of the C-shaped push block 41 is recessed inward to form a first C-shaped groove 411. A connecting plate 421 is fixedly arranged on one side of the bottom of the C-shaped guide sleeve 42. The connecting plate 421 is fixedly arranged on the C-shaped push block 41. The other side of the C-shaped guide sleeve 42 is recessed inward to form a second C-shaped groove 422 connected to the first C-shaped groove 411. The bottom end of the guide shaft 43 is fixedly connected to the fixing plate 31. The guide shaft 43 passes through the first C-shaped groove 411 and the second C-shaped groove 422 in sequence. The length of the guide shaft 43 is the same as the first C-shaped groove 411 plus the second C-shaped groove 422. The total length of the grooves 422 is equal, the C-shaped guide sleeve 42 is axially slidably set on the guide shaft 43 through the second C-shaped groove 422, the positioning pin 44 extends outward and is fixedly set at the top of the guide shaft 43, the top of the guide shaft 43 is recessed downward and provided with a connecting screw hole (not shown in the figure), the bottom periphery of the positioning pin 44 forms a connecting thread (not shown in the figure) that matches the connecting screw hole, the bottom of the positioning pin 44 is fixedly screwed into the connecting screw hole through the connecting thread, the top of the guide shaft 43 is fixedly embedded with two strong magnets 45 around the circumference of the positioning pin 44, a fixing sleeve 46 is fixedly set on one side of the top of the guide shaft 43, and a proximity sensor 47 is fixedly set in the fixing sleeve 46, and an L-shaped limit block 33 is fixedly set on the side of the fixing plate 31, and the top of the L-shaped limit block 33 is bent inward and used to limit the moving stroke of the C-shaped push block 41. The number of strong magnets 45 is selected according to actual needs, and can also be three or four, so as to enhance the adsorption effect.

[0019] The following are three example structures of the above-mentioned transfer positioning seat.

[0020] Example 1: The transfer positioning seat includes a base plate 51 and an angle orientation block 52. The base plate 51 is fixedly set on the positioning platform 1. The angle orientation block 52 is fixedly set on the base plate 51 and a directional inclined surface 53 is formed on the top. The transfer driving cylinder 3 is fixedly set on the directional inclined surface 53.

[0021] Example 2: The transfer positioning seat is an integrally formed inclined L-shaped positioning plate 61, the bottom edge of the inclined L-shaped positioning plate 61 is fixedly connected to the positioning platform 1, the hypotenuse of the inclined L-shaped positioning plate 61 is inclined upward at a set angle and fixedly connected to the transfer drive cylinder 3, and an inclined triangular reinforcement plate 62 is fixedly arranged between the hypotenuse and the bottom edge of the inclined L-shaped positioning plate 61.

[0022] Example three: The transfer positioning seat is an integrally formed right-angle positioning plate 71, the bottom edge of the right-angle positioning plate 71 is fixedly connected to the positioning platform 1, the transfer drive cylinder 3 is horizontally and laterally fixedly arranged on the vertical edge of the right-angle positioning plate 71, and a right-angle triangular reinforcement plate 72 is fixedly arranged between the vertical edge and the bottom edge of the right-angle positioning plate 71.

[0023] The transfer positioning seat structures in the above three examples can be installed on the positioning table 1 by selecting one or a combination of several of them according to the actual embedding position and embedding angle of the insert, so that after the insert is sucked by the removal fixture and placed in the mold cavity, the insert can be synchronously embedded in the corresponding position without too much adjustment of the angle, which greatly improves the embedding efficiency of the insert; the transfer drive cylinder can also be directly fixed vertically upward or fixed on a vertical bracket to increase the height when removing the insert.

Claims

1. An insert transfer feeding device, characterized in that It includes a positioning platform, at least two jig positioning seats and multiple transfer adsorption positioning components, the transfer adsorption positioning components include a transfer positioning seat, a transfer drive cylinder and a transfer adsorption head, the transfer positioning seat is fixedly set on the positioning platform according to the set insert transfer position, the transfer positioning seat fixes the transfer drive cylinder at a set angle, the drive shaft of the transfer drive cylinder drives the transfer adsorption head to telescopic movement, the transfer drive cylinder is fixedly provided with a limiting mechanism for limiting the movement stroke of the transfer adsorption head, at least two of the jig positioning seats are respectively fixedly set on both sides of the positioning platform, and the jig positioning seat is provided with a positioning locking hole that cooperates with the positioning rod set on the jig for positioning.

2. The insert transfer feeding device according to claim 1, characterized in that The transfer adsorption head includes a C-shaped push block, a C-shaped guide sleeve, a guide shaft and a positioning pin. A fixing plate is fixedly arranged on the transfer drive cylinder. The driving shaft of the transfer drive cylinder passes through a through hole provided on the fixing plate and is fixedly connected to one side of the C-shaped push block. The other side of the C-shaped push block is recessed inward to form a first C-shaped groove. A connecting plate is fixedly arranged on one side of the bottom of the C-shaped guide sleeve. The connecting plate is fixedly arranged on the C-shaped push block. The other side of the C-shaped guide sleeve is recessed inward to form a second C-shaped groove connected to the first C-shaped groove. The bottom end of the guide shaft is fixed to the fixing plate. The guide shaft is connected with the first C-shaped groove and the second C-shaped groove in sequence, the length of the guide shaft is equal to the total length of the first C-shaped groove plus the second C-shaped groove, the C-shaped guide sleeve is axially slidably set on the guide shaft through the second C-shaped groove, the positioning pin extends outward and is fixedly set on the top end of the guide shaft, and at least two strong magnets are fixedly embedded on the top end of the guide shaft around the circumference of the positioning pin, and an L-shaped limit block is fixedly set on the side of the fixed plate, and the top of the L-shaped limit block is bent inward and used to limit the moving stroke of the C-shaped push block.

3. The insert transfer feeding device according to claim 2, characterized in that A fixing sleeve is fixedly arranged on one side of the top of the guide shaft, and a proximity sensor is fixedly arranged inside the fixing sleeve.

4. The insert transfer feeding device according to claim 2, characterized in that The top end of the guide shaft is recessed downward to form a connecting screw hole, the outer periphery of the bottom of the positioning pin forms a connecting thread that matches the connecting screw hole, and the bottom of the positioning pin is fixedly screwed into the connecting screw hole through the connecting thread.

5. The insert transfer feeding device according to claim 1, characterized in that The transfer positioning seat includes a base plate and an angle orientation block. The base plate is fixedly arranged on the positioning platform. The angle orientation block is fixedly arranged on the base plate and a directional inclined surface is formed on the top. The transfer driving cylinder is fixedly arranged on the directional inclined surface.

6. The insert transfer feeding device according to claim 1, characterized in that The transfer positioning seat is an integrally formed inclined L-shaped positioning plate, the bottom edge of the inclined L-shaped positioning plate is fixedly connected to the positioning platform, the hypotenuse of the inclined L-shaped positioning plate is inclined upward at a set angle and fixedly connected to the transfer drive cylinder, and an inclined triangular reinforcement plate is fixedly arranged between the hypotenuse and the bottom edge of the inclined L-shaped positioning plate.

7. The insert transfer feeding device according to claim 1, characterized in that The transfer positioning seat is an integrally formed right-angle positioning plate, the bottom edge of the right-angle positioning plate is fixedly connected to the positioning platform, the transfer drive cylinder is horizontally and laterally fixedly arranged on the vertical edge of the right-angle positioning plate, and a right-angle triangular reinforcement plate is fixedly arranged between the vertical edge and the bottom edge of the right-angle positioning plate.

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