Automatic feeding device and automatic feeding production system

Abstract

The utility model relates to the technical field of feeding equipment, and discloses an automatic feeding device and an automatic feeding production system, and the automatic feeding device comprises a rack, a lifting driving mechanism, a lifting part, a positioning structure and a first sensing mechanism. Hardware raw materials are directly placed on the material disc after being fed, the lifting driving mechanism drives the lifting piece to ascend, when the first induction mechanism induces that the hardware raw materials ascend to the preset position, the lifting driving mechanism stops acting, and the automatic feeding device is matched with the automatic material taking and placing device; the automatic material taking and placing device grabs hardware raw materials and automatically places the hardware raw materials on the positioning jig, then the automatic material taking and placing device places the hardware raw materials into the injection mold, automatic feeding of the hardware raw materials is achieved, manpower is saved, manpower resource waste is avoided, and the production efficiency is improved. And meanwhile, the probability of safety accidents can be reduced through automatic feeding, and the production safety is improved. The guide piece prevents the material disc from shaking in the material rising process and guides the material disc to rise.

Description

Technical Field

[0001] The utility model relates to the technical field of feeding equipment, in particular to an automatic feeding device and an automatic feeding production system. Background Art

[0002] Injection molding hardware uses hardware raw materials as support structures during the manufacturing process, thereby producing high-strength, high-precision hardware products. Hardware raw materials have many buckle grooves, and most of their operations are based on manual labor. Manually placing hardware raw materials into positioning fixtures has low production efficiency, high labor costs, and certain safety hazards; in addition, each injection molding cycle is long, and manual labor will be idle for part of the time during the injection molding process, resulting in a waste of human resources. Utility Model Content

[0003] In view of this, the utility model provides an automatic feeding device and an automatic feeding production system to solve the problems of low production efficiency, high labor cost and waste of human resources of injection molding hardware.

[0004] In a first aspect, the utility model provides an automatic feeding device, comprising:

[0005] frame;

[0006] A lifting drive mechanism, one end of which is disposed on the frame;

[0007] A lifting member having a bearing surface for bearing the material tray, wherein the lifting member is connected to the driving end of the lifting drive mechanism; the lifting member is located at the upper part of the top wall of the frame;

[0008] The positioning structure comprises a plurality of positioning components, each group of the positioning components comprises a guide member, the guide member is arranged on the top wall of the frame, the guide member extends vertically, all the guide members are arranged at intervals along the trajectory direction of the outer contour of the material tray, and the guide member is suitable for abutting against the material tray to position the material tray.

[0009] The first sensing mechanism is arranged on the frame, and the lifting drive mechanism drives the lifting member to lift the material tray upward. After the first sensing mechanism detects that the material has risen to a predetermined position, the lifting drive mechanism stops lifting.

[0010] Beneficial effects: The automatic feeding device of this structure has a material tray placed on the lifting piece. The hardware raw materials are directly placed on the material tray after they are received. The lifting drive mechanism drives the lifting piece to rise. When the first sensing mechanism senses that the hardware raw materials have risen to the predetermined position, the lifting drive mechanism stops moving, and the automatic feeding device cooperates with the automatic material picking and placing device. The automatic material picking and placing device grabs the hardware raw materials and automatically places them on the positioning fixture. The automatic material picking and placing device then puts the hardware raw materials into the injection mold to realize automatic feeding of the hardware raw materials, so as to save manpower, avoid wasting human resources, and improve production efficiency; at the same time, automatic feeding can reduce the probability of safety accidents and improve production safety. The positioning structure abuts against the material tray during the material rising process to prevent the material tray from shaking so as to lift the material steadily. The guide member is used to position the material tray and guide the material tray to rise to the predetermined position.

[0011] In an optional embodiment, the guide member is cylindrical, and the outer peripheral wall of the guide member is suitable for abutting against the material tray.

[0012] Beneficial effect: The arc surface of the guide member abuts against the outer wall surface of the material tray, preventing the material tray and the material from being damaged during the rising process of the material tray.

[0013] In an optional embodiment, the guide member is adjustably disposed on the top wall of the frame to position trays of different sizes.

[0014] Beneficial effect: The position of the guide is adjustable to adapt to the automatic lifting and feeding of materials of different sizes.

[0015] In an optional embodiment, each group of the positioning components further includes a positioning seat arranged in a one-to-one correspondence with the guide member, the positioning seat is adjustably arranged on the top wall of the frame, and the guide member is arranged on the positioning seat.

[0016] In an optional embodiment, at least two mounting holes are provided on the top wall of the frame at corresponding positions of each group of the positioning components, and the at least two mounting holes at corresponding positions of each group of the positioning components are arranged at intervals along the position adjustment path of the positioning seat.

[0017] In an optional embodiment, a strip-shaped hole is provided on the positioning seat, and the strip-shaped hole extends along a position adjustment path direction of the positioning seat.

[0018] Beneficial effects: The strip hole extends along the position adjustment path direction of the positioning seat to cooperate with the mounting hole to adjust the installation position of the positioning seat, thereby expanding the position adjustment range of the positioning seat and improving the adaptability of the positioning structure.

[0019] In an optional embodiment, it further includes a guiding mechanism disposed on the frame, wherein the guiding mechanism is disposed on the lifting path of the lifting member, and the guiding mechanism is used to guide the lifting of the lifting member.

[0020] Beneficial effect: The guide mechanism is used to guide the lifting of the lifting member, thereby ensuring the smooth lifting of the material tray and the material.

[0021] In an optional embodiment, an origin position sensing mechanism, an upper limit position sensing mechanism and a lower limit position sensing mechanism are provided on the lifting path of the lifting member.

[0022] In an optional embodiment, the frame includes a support frame and a bottom wall, the top wall is arranged on the top of the support frame, the bottom wall is arranged on the bottom of the support frame, one end of the lifting drive mechanism is arranged on the bottom wall, and the driving end of the lifting drive mechanism extends upward and is connected to the lifting member.

[0023] In the second aspect, the utility model also provides an automatic loading production system, comprising any one of the automatic loading device, controller, first automatic material picking and placing device, second automatic material picking and placing device and positioning fixture described above; the automatic loading device, the first automatic material picking and placing device, and the second automatic material picking and placing device are all electrically connected to the controller.

[0024] Beneficial effects: The automatic feeding production system of this structure realizes the fully automatic feeding of hardware raw materials, saves manpower, avoids waste of human resources, improves production safety, and at the same time can ensure a fixed feeding time to stabilize the production cycle of hardware injection molding parts. At the same time, automatic feeding can accurately position the hardware raw materials to ensure the quality of hardware injection molding parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the specific implementation methods of the utility model or the technical solutions in the prior art, the drawings required for use in the specific implementation methods or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some implementation methods of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0026] Figure 1 This is a schematic diagram from a first angle of an automatic feeding device according to an embodiment of the utility model;

[0027] Figure 2 A second angle schematic diagram of an automatic feeding device according to an embodiment of the utility model;

[0028] Figure 3 A schematic diagram of an automatic feeding device according to an embodiment of the utility model from a third angle;

[0029] Figure 4 for Figure 3 A partial enlarged view of the middle A part;

[0030] Figure 5 This is a schematic diagram of an automatic loading device according to an embodiment of the utility model after the lifting parts are removed.

[0031] Description of reference numerals:

[0032] 1. Frame; 101. Top wall; 1011. Mounting hole; 102. Support frame; 103. Bottom wall; 104. Mounting plate; 2. Lifting drive mechanism; 201. Slider; 202. Screw rod; 3. Lifting member; 401. Guide member; 402. Positioning seat; 4021. Strip hole; 501. Guide column; 6. Origin position sensing mechanism; 7. Upper limit sensing mechanism; 8. Lower limit sensing mechanism; 9. Support plate; 10. Support column; 11. Mechanical limit structure; 12. Material tray. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0034] Combine the following Figures 1 to 5 , describing an embodiment of the utility model.

[0035] According to an embodiment of the utility model, on the one hand, an automatic feeding device is provided, comprising a frame 1, a lifting drive mechanism 2, a lifting member 3, a positioning structure and a first sensing mechanism. Among them, one end of the lifting drive mechanism 2 is arranged on the frame 1; the lifting member 3 has a bearing surface for bearing the material tray 12, and the lifting member 3 is connected to the driving end of the lifting drive mechanism 2; the lifting member 3 is located at the upper part of the top wall 101 of the frame 1; the positioning structure includes a plurality of positioning components, each group of positioning components includes a guide member 401, the guide member 401 is arranged on the top wall 101 of the frame 1, the guide member 401 extends vertically, all the guide members 401 are arranged at intervals along the trajectory direction of the outer contour of the material tray 12, and the guide member 401 is suitable for abutting against the material tray 12 to position the material tray 12. The first sensing mechanism is arranged on the frame 1, and the lifting drive mechanism 2 drives the lifting member 3 to lift the material tray 12 upward. After the first sensing mechanism detects that the material rises to a predetermined position, the lifting drive mechanism 2 stops lifting.

[0036] The automatic loading device of this structure has a material tray 12 placed on the lifting member 3. The hardware raw materials are directly placed on the material tray 12 after they are received. The lifting drive mechanism 2 drives the lifting member 3 to rise. When the first sensing mechanism senses that the hardware raw materials have risen to a predetermined position, the lifting drive mechanism 2 stops moving. The automatic loading device cooperates with the automatic material picking and placing device. The automatic material picking and placing device grabs the hardware raw materials and automatically places them on the positioning fixture. The automatic material picking and placing device then puts the hardware raw materials into the injection mold to realize automatic loading of the hardware raw materials, so as to save manpower, avoid wasting human resources, and improve production efficiency. At the same time, automatic loading can reduce the probability of safety accidents and improve production safety. The positioning structure abuts against the material tray 12 during the material rising process to prevent the material tray 12 from shaking so as to lift the material steadily. The guide member 401 is suitable for abutting against the material tray 12 to position the material tray 12 and guide the material tray 12 to rise to a predetermined position.

[0037] Optionally, in one embodiment, the guide member 401 is adjustable in position on the top wall 101 of the frame 1 to position the trays 12 of different sizes to accommodate the automatic lifting and loading of materials of different sizes. When the material size is small, a small tray 12 is placed on the lifting member 3, and the position of the guide member 401 is adjusted so that the guide member 401 abuts against the tray 12; when the material size is large, after replacing the large tray 12, the position of the guide member 401 is adjusted so that the guide member 401 abuts against the tray 12 to position the tray 12.

[0038] like Figure 3 and Figure 4 As shown, the plurality of guide members 401 are arranged at intervals, which saves materials compared to the continuous arrangement of the guide members 401 and facilitates the disassembly and assembly of the guide members 401 .

[0039] Optionally, in one embodiment, the guide member 401 is cylindrical, and the outer peripheral wall of the guide member 401 is suitable for abutting against the material tray 12, and the arc surface of the guide member 401 abuts against the outer wall surface of the material tray 12 to prevent damage to the material tray 12 and the material during the rising process of the material tray 12.

[0040] In other embodiments, the guide member 401 may also be in the shape of an elongated polygonal column.

[0041] Optionally, the first sensing mechanism is fixed to the upper portion of the guide member 401 to detect the material when the material rises.

[0042] like Figure 4As shown, in one embodiment, each group of positioning components also includes a positioning seat 402 arranged in a one-to-one correspondence with the guide member 401, the positioning seat 402 is adjustably arranged on the top wall 101 of the frame 1, and the guide member 401 is arranged on the positioning seat 402 to adjustably and stably fix the guide member 401 on the top wall 101 of the frame 1; the position of the guide member 401 is adjusted by adjusting the position of the positioning seat 402 to position the material trays 12 of different sizes.

[0043] like Figure 4 As shown, at least two mounting holes 1011 are provided on the top wall 101 of the frame 1 at the corresponding position of each group of positioning components, and the at least two mounting holes 1011 at the corresponding position of each group of positioning components are arranged at intervals along the position adjustment path of the positioning seat 402. Bolts are used to mount the positioning seat 402 on the mounting holes 1011 at different positions to adjust the distance between the positioning seat 402 and the guide member 401 and the material tray 12.

[0044] The position adjustment path direction of the positioning seat 402 is the arrangement direction of each row of the mounting holes 1011. Optionally, four rows of mounting holes 1011 are arranged on the top wall 101 of the rack 1 at the corresponding position of each group of positioning components.

[0045] Optionally, at least two rows of mounting holes 1011 are provided on the top wall 101 of the rack 1 at the corresponding position of each group of positioning components, so as to stably mount the positioning seat 402 on the top wall 101 of the rack 1. For example, in one embodiment, two rows of mounting holes 1011 are provided on the top wall 101 of the rack 1 at the corresponding position of each group of positioning components.

[0046] like Figure 4 As shown, the positioning seat 402 is provided with a strip hole 4021, which extends along the position adjustment path of the positioning seat 402 to cooperate with the mounting hole 1011 to adjust the installation position of the positioning seat 402, expand the position adjustment range of the positioning seat 402, and improve the adaptability of the positioning structure. Each positioning seat 402 is provided with two strip holes 4021, and the two strip holes 4021 are arranged correspondingly to the two rows of mounting holes 1011 below it.

[0047] Optionally, the positioning seat 402 is in a rectangular plate shape, the strip-shaped holes 4021 extend along the length direction of the positioning seat 402 , and the guide member 401 is fixed on the positioning seat 402 between two strip-shaped holes 4021 .

[0048] like Figure 1 and Figure 2 As shown, the automatic loading device also includes a guide mechanism arranged on the frame 1, and the guide mechanism is arranged on the lifting path of the lifting member 3. The guide mechanism is used to guide the lifting of the lifting member 3, thereby ensuring the smooth lifting of the material tray 12 and the material.

[0049] like Figure 1 and Figure 2 As shown, the frame 1 of the automatic loading device includes a top wall 101, a support frame 102 and a bottom wall 103, wherein the support frame 102 is frame-shaped, the top wall 101 and the bottom wall 103 are respectively arranged on the top and bottom of the support frame 102, one end of the lifting drive mechanism 2 is arranged on the bottom wall 103, and the driving end of the lifting drive mechanism 2 extends upward and is connected to the lifting member 3.

[0050] The automatic feeding device also includes a support plate 9 and a support column 10. The lifting drive mechanism 2 includes a servo motor and a screw slider mechanism. The screw slider mechanism includes a screw 202 and a slider 201. The screw 202 extends vertically, one end of the servo motor is fixed on the bottom wall 103, and the other end of the servo motor is connected to the bottom of the screw 202 through a coupling. The support plate 9 is fixed on the coupling to be fixed on the frame 1. The support column 10 is supported and fixed between the support plate 9 and the top wall 101. The support plate 9 is in the shape of a rectangular plate, the slider 201 is in the shape of a plate, and the slider 201 is fixed on the nut of the screw 202. The guide mechanism includes a plurality of guide columns 501, the lower end of the guide column 501 is fixed on the slider 201, the upper end of the guide column 501 is slidably arranged on the top wall 101, and the top end of the guide column 501 is connected to the lifting member 3.

[0051] The servo motor rotates to drive the slider 201 and the guide column 501 to rise, thereby driving the lifting member 3 to rise. The upper end of the guide column 501 slides along the top wall 101 to play a guiding role in the lifting member 3 rising process.

[0052] Optionally, four support columns 10 are provided, and the four support columns are respectively fixed at the four corners of the support plate 9. Four guide columns 501 are provided, and the four guide columns 501 are respectively arranged at the four corners of the slider 201.

[0053] Optionally, in one embodiment, a clearance hole is provided in the middle area of ​​the top wall 101, and the clearance hole is covered with a mounting plate 104, and the mounting plate 104 is detachably fixed to the top wall 101. The lifting member 3 is arranged above the mounting plate 104, the top of the support column 10 is fixed to the mounting plate 104, and the upper end of the guide column 501 is slidably connected to the mounting plate 104. The mounting plate 104 is easy to disassemble, so it is convenient to disassemble and repair the lifting drive mechanism 2.

[0054] Optionally, in one embodiment, an origin position sensing mechanism 6, an upper limit position sensing mechanism 7 and a lower limit position sensing mechanism 8 are provided on the lifting path of the lifting member 3. The origin position sensing mechanism 6 is the starting point of the device coordinate system, which is used to determine the reference position of each coordinate on the device, so as to facilitate the positioning operation and scanning processing of the device. At the same time, the selection of the device origin also directly affects the motion trajectory and processing accuracy of the device. The device reset must start the reset procedure after receiving the origin signal. The upper limit position sensing mechanism 7 performs upper limit control on the slider 201, and the lower limit position sensing mechanism 8 is used to perform lower limit control on the slider 201.

[0055] Specifically, in this embodiment, an identification block is provided on the side of the slider 201, and the upper limit sensing mechanism 7, the origin position sensing mechanism 6 and the lower limit sensing mechanism 8 are fixed on one of the support columns 10 in sequence from top to bottom. When the identification block passes through each sensing mechanism, it is sensed to reset or limit the slider 201. The upper limit sensing mechanism 7 and the lower limit sensing mechanism 8 cooperate to limit the maximum movement range of the slider 201, prevent the load limit from being exceeded, and avoid damage to the mechanical system due to excessive force.

[0056] Optionally, the first sensing mechanism, the upper limit sensing mechanism 7, the origin position sensing mechanism 6 and the lower limit sensing mechanism 8 are all sensors.

[0057] like Figure 1 As shown, a mechanical limiting structure 11 is provided on the lower surface of the slider 201 to prevent the slider 201 from moving downward and colliding with the support plate 9 when the electronic sensor fails, so as to mechanically limit the slider 201.

[0058] According to an embodiment of the utility model, on the other hand, an automatic loading production system is also provided, comprising the automatic loading device of any one of the above items, a controller, a first automatic material picking and placing device, a second automatic material picking and placing device and a positioning fixture; the automatic loading device, the first automatic material picking and placing device, and the second automatic material picking and placing device are all electrically connected to the controller.

[0059] When the automatic feeding production system is working, the incoming hardware raw materials are placed on the material tray 12, and the controller controls the servo motor to rotate to lift the hardware raw materials; the first sensing mechanism detects that the material has reached the predetermined position, and the servo motor stops working. The controller controls the first automatic material picking and placing device to grab the hardware raw materials, and the second automatic material picking and placing device grabs the material and places the material on the positioning fixture. Then the controller controls the first automatic material picking and placing device to grab the material and put the hardware raw materials into the injection mold to start injection molding.

[0060] The automatic feeding production system of this structure realizes the fully automatic feeding of hardware raw materials, saves manpower, avoids waste of human resources, improves production safety, and can ensure a fixed feeding time to stabilize the production cycle of hardware injection molding parts. At the same time, automatic feeding can accurately position the hardware raw materials to ensure the quality of hardware injection molding parts.

[0061] Optionally, the first automatic material picking and placing device includes a robotic arm, the second automatic material picking and placing device includes a robot, and the controller includes a PLC controller.

[0062] Although the embodiments of the present invention are described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the present invention, and such modifications and variations are all within the scope defined by the appended claims.

Claims

1. An automatic feeding device, characterized in that: include: Rack (1); A lifting drive mechanism (2), one end of which is arranged on the frame (1); A lifting member (3) having a bearing surface for bearing the material tray (12), the lifting member (3) being connected to the driving end of the lifting drive mechanism (2); the lifting member (3) being located at the upper part of the top wall (101) of the frame (1); A positioning structure, the positioning structure comprising a plurality of groups of positioning components, each group of the positioning components comprising a guide member (401), the guide member (401) being arranged on the top wall (101) of the frame (1), the guide member (401) extending vertically, all the guide members (401) being arranged at intervals along the trajectory direction of the outer contour of the material tray (12), and the guide member (401) being suitable for abutting against the material tray (12) to position the material tray (12); The first sensing mechanism is arranged on the frame (1), and the lifting drive mechanism (2) drives the lifting member (3) to lift the material tray (12) upwards. After the first sensing mechanism detects that the material has risen to a predetermined position, the lifting drive mechanism (2) stops lifting.

2. The automatic feeding device according to claim 1, characterized in that: The guide member (401) is cylindrical, and the outer peripheral wall of the guide member (401) is suitable for abutting against the material tray (12).

3. The automatic feeding device according to claim 1 or 2, characterized in that: The guide member (401) is adjustably arranged on the top wall (101) of the frame (1) so as to position material trays (12) of different sizes.

4. The automatic feeding device according to claim 3, characterized in that: Each group of the positioning components further comprises a positioning seat (402) arranged in one-to-one correspondence with the guide member (401); the positioning seat (402) is adjustably arranged on the top wall (101) of the frame (1); and the guide member (401) is arranged on the positioning seat (402).

5. The automatic feeding device according to claim 4, characterized in that: At least two mounting holes (1011) are provided on the top wall (101) of the frame (1) at corresponding positions of each group of positioning components, and the at least two mounting holes (1011) at corresponding positions of each group of positioning components are arranged at intervals along a position adjustment path of the positioning seat (402).

6. The automatic feeding device according to claim 4, characterized in that: The positioning seat (402) is provided with a strip-shaped hole (4021), and the strip-shaped hole (4021) extends along the direction of the position adjustment path of the positioning seat (402).

7. The automatic feeding device according to claim 1 or 2, characterized in that: It also comprises a guide mechanism arranged on the frame (1), the guide mechanism being arranged on the lifting path of the lifting member (3), and the guide mechanism being used to guide the lifting of the lifting member (3).

8. The automatic feeding device according to claim 1 or 2, characterized in that: An origin position sensing mechanism (6), an upper limit position sensing mechanism (7) and a lower limit position sensing mechanism (8) are provided on the lifting path of the lifting member (3).

9. The automatic feeding device according to claim 1 or 2, characterized in that: The frame (1) comprises a support frame (102) and a bottom wall (103), the top wall (101) is arranged on the top of the support frame (102), the bottom wall (103) is arranged on the bottom of the support frame (102), one end of the lifting drive mechanism (2) is arranged on the bottom wall (103), and the driving end of the lifting drive mechanism (2) extends upward and is connected to the lifting member (3).

10. An automatic feeding production system, characterized in that: It comprises the automatic loading device, a controller, a first automatic material picking and placing device, a second automatic material picking and placing device and a positioning fixture as described in any one of claims 1 to 9; the automatic loading device, the first automatic material picking and placing device, and the second automatic material picking and placing device are all electrically connected to the controller.

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