Motor pin inserting machine

Abstract

The utility model discloses a motor pin inserting machine, which comprises a rotary transposition mechanism 1, and a framework feeding mechanism 2, at least one pin assembling mechanism 3 and a discharging mechanism 9 which are arranged at the periphery of the rotary transposition mechanism 1, the framework feeding mechanism 2 is used for feeding and assembling a framework A, the pin assembling mechanism 3 is used for assembling a pin B, and the discharging mechanism 9 is used for discharging the pin B; a plurality of positioning jigs 4 which are circumferentially and uniformly distributed are arranged on the rotary transposition mechanism 1, and each positioning jig 4 comprises a first positioning seat 41 for positioning a framework A, a left clamping block 42, a right clamping block 43 and an elastic power assembly 44 for driving the left clamping block 42 and the right clamping block 43 to approach to elastically clamp the framework A, wherein the left clamping block 42 and the right clamping block 43 are symmetrically arranged on two sides of the first positioning seat 41 and are matched with each other to clamp the framework A. The elastic power assembly 44 is adopted to push the left clamping block 42 and the right clamping block 43 to cooperatively clamp the framework A, so that the framework A is elastically clamped, the framework A with different sizes is matched, the universality of the pin inserting machine is improved, and the enterprise cost is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automation production, and particularly to a motor pin inserting machine. BACKGROUND

[0002] The pin is usually located at the end of the framework or the position of the winding connection in the motor stator, serving as a key bridge for connecting the winding lead with the external circuit, and its role is to realize electrical connection and ensure the stability of current conduction. In production, the installation of the pin requires precise positioning, which is usually designed in a specific hole position or guide groove of the framework, and is fixed by mechanical pressure connection, welding or spot welding, while ensuring reliable connection between the pin and the winding lead to realize efficient electrical conduction and mechanical strength. In modern motor manufacturing, the installation of the pin gradually develops towards automation and precision, and through the use of automatic pin inserting machines and intelligent control technology, the assembly efficiency and consistency are greatly improved, while human errors are reduced to ensure that the pin plays a stable role in complex motor structures.

[0003] For example, the utility model patent with the patent authorization announcement number CN 219336706 U discloses a framework PIN needle assembling machine, which comprises a rack, a feeding mechanism for feeding the framework, a turntable mechanism for moving the framework, a first pressing mechanism for pressing the first PIN needle into the framework, a second pressing mechanism for pressing the second PIN needle into the framework, a transfer mechanism for transferring the framework PIN needle, and a discharging mechanism for discharging the framework PIN needle; the turntable mechanism has a liftable material seat for placing the framework; by using the feeding mechanism, the turntable mechanism, the first pressing mechanism, the second pressing mechanism, the transfer mechanism and the discharging mechanism, the feeding, movement, pressing of two PIN needles, transfer and discharging of the framework are automatically realized, the work efficiency is improved, and the labor cost is reduced.

[0004] However, the PIN needle and framework assembling equipment on the market have poor universality, and there are many types of motors, and the sizes of the frameworks and the installation positions of the PIN needles of different types of motors are different, so that each type of motor stator needs a specific assembling equipment to complete, which greatly increases the enterprise cost.

[0005] Therefore, the present inventors propose the following technical scheme. UTILITY MODEL CONTENTS

[0006] The utility model discloses a motor pin inserting machine which overcomes the shortcomings of the prior art.

[0007] In order to solve the above technical problems, the utility model discloses the following technical scheme: A motor pin machine, comprising: a rotary position changing mechanism and a skeleton feeding mechanism arranged on the periphery of the rotary position changing mechanism, at least one PIN needle assembling mechanism and a discharging mechanism, wherein the skeleton feeding mechanism is used for skeleton feeding assembly, the PIN needle assembling mechanism is used for PIN needle assembly, a plurality of positioning jigs are arranged on the rotary position changing mechanism and are equally distributed around, the positioning jig comprises a first positioning seat for positioning the skeleton, left and right clamping blocks symmetrically arranged on both sides of the first positioning seat and cooperating with the skeleton, and an elastic power assembly for driving the left and right clamping blocks to approach and elastically clamp the skeleton.

[0008] Further, in the above technical scheme, the first positioning seat is provided with a positioning groove for positioning the skeleton, the left and right clamping blocks are respectively slidably installed in the two side walls of the positioning groove, and the elastic power assembly is arranged below the positioning groove and is used for driving the left and right clamping blocks to approach or move away.

[0009] Further, in the above technical scheme, the elastic power assembly comprises a push block slidably installed in the first positioning seat and located below the positioning groove, a first connecting block hingedly connected at both ends to the push block and the left clamping block, a second connecting block hingedly connected at both ends to the push block and the right clamping block, and a power spring arranged between the push block and the first positioning seat, the push block is driven by the power spring to pull the left and right clamping blocks downward to clamp the skeleton.

[0010] Further, in the above technical scheme, the push block is limitingly installed on the first positioning seat by a screw or a pin, and the first positioning seat is provided with a first stroke hole for the screw or the pin to pass through and slide up and down.

[0011] Further, in the above technical scheme, the push block and the first positioning seat are connected through the pin, and the pin is arranged in parallel with two pins, and also passes through the end portions of the first connecting block and the second connecting block, and the side wall of the first positioning seat is provided with two first stroke holes in parallel for the pin to pass through.

[0012] Further, in the above technical scheme, at least two jacking devices are arranged below the rotary position changing mechanism for driving the elastic power assembly to separate and open the left and right clamping blocks, and the two jacking devices are respectively located at the skeleton feeding mechanism and the discharging mechanism.

[0013] Further, in the above technical scheme, the PIN needle assembling mechanism comprises a vibration disc for automatically feeding PIN needles, a detection device and a material distribution device arranged at the discharging end of the vibration disc, a reversing device arranged beside the material distribution device and used for clamping PIN needles to adjust the direction, and an assembling mechanical hand arranged above the reversing device and used for clamping PIN needles to insert and assemble into the skeleton.

[0014] Furthermore, in the above technical solution, the assembly robot includes an X-axis motion module, a Y-axis motion module mounted on the X-axis motion module, a Z-axis motion module mounted on the Y-axis motion module, a rotary cylinder mounted on the Z-axis motion module, a fixed clamping arm disposed on the rotary cylinder, a movable clamping arm slidably disposed beside the fixed clamping arm for cooperating to clamp the PIN needle, and a drive cylinder for driving the movable clamping arm, wherein the movable clamping arm is L-shaped.

[0015] Furthermore, in the above technical solution, there are two PIN assembly mechanisms, which are used for assembling the first PIN and the second PIN respectively. The rotation and positioning mechanism is also surrounded by a riveting mechanism for pressing the PIN to the skeleton and a detection mechanism for detecting the state of the PIN after assembly.

[0016] By adopting the above technical solution, this utility model has the following beneficial effects compared with the prior art:

[0017] 1. In this utility model, an elastic power component is used to drive the left clamping block and the right clamping block to clamp the skeleton, thereby achieving elastic clamping of the skeleton, thus matching skeletons of different sizes, improving the versatility of the pin insertion machine, and saving enterprise costs.

[0018] 2. In this utility model, the four-axis assembly robot with the PIN assembly mechanism can insert the PIN into any position on the skeleton and adjust the insertion angle of the PIN, thereby meeting the pin insertion requirements of different models of motor skeletons and greatly improving the versatility of the pin insertion machine. Attached image description:

[0019] Figure 1 This is a three-dimensional representation of the present invention. Figure 1 ;

[0020] Figure 2 This is a three-dimensional representation of the present invention. Figure 2 ;

[0021] Figure 3 This is a perspective view of the rotary transposition mechanism in this utility model;

[0022] Figure 4 This is an exploded view of the positioning fixture in this utility model;

[0023] Figure 5 This is an internal sectional view of the positioning fixture in this utility model;

[0024] Figure 6 This is a perspective view of the PIN pin assembly mechanism in this utility model;

[0025] Figure 7 This is a three-dimensional view of the robotic arm assembled in this utility model. DETAILED DESCRIPTION

[0026] The utility model is further illustrated below in combination with specific embodiments and drawings.

[0027] See Figures 1 to 7 As shown in the figure, it is a motor pin machine, including rotating transposition mechanism 1 and setting on the skeleton feeding mechanism 2 of rotating transposition mechanism 1 periphery, at least one PIN needle assembly mechanism 3 and discharge mechanism 9, wherein, skeleton feeding mechanism 2 is used for skeleton A feeding assembly, PIN needle assembly mechanism 3 is used for PIN needle B assembly, rotating transposition mechanism 1 is provided with multiple positioning fixtures 4 that are equally distributed around, and the positioning fixture 4 includes the first positioning seat 41 for positioning skeleton A, the left clamping block 42 and the right clamping block 43 that are symmetrically arranged on the both sides of the first positioning seat 41 and cooperate to clamp skeleton A, and the elastic power assembly 44 for driving the left clamping block 42 and the right clamping block 43 to approach and elastically clamp skeleton A. The left clamping block 42 and the right clamping block 43 are clamped to skeleton A by elastic power assembly 44, thereby realizing the elastic clamping of skeleton A, so as to match different sizes of skeleton A, improve the versatility of the pin machine, and save enterprise cost.

[0028] The first positioning seat 41 is provided with a positioning groove 411 for positioning skeleton A, the left clamping block 42 and the right clamping block 43 are respectively slidably installed in the two side walls of the positioning groove 411, and the elastic power assembly 44 is arranged below the positioning groove 411 and is used to drive the left clamping block 42 and the right clamping block 43 to approach or away. The elastic power assembly 44 includes a push block 441 slidably installed in the first positioning seat 41 and located below the positioning groove 411, a first connecting block 442 hingedly connected at both ends to the push block 441 and the left clamping block 42, a second connecting block 443 hingedly connected at both ends to the push block 441 and the right clamping block 43, and a power spring 444 arranged between the push block 441 and the first positioning seat 41, the left clamping block 42 and the right clamping block 43 are pulled to clamp skeleton A by the power spring 444 driving the push block 441 downward.

[0029] The push block 441 is limitingly installed on the first positioning seat 41 by a screw or a pin, and the first positioning seat 41 is provided with a first stroke hole 412 for the screw or the pin to pass through and slide up and down.

[0030] In an embodiment, the push block 441 and the first positioning seat 41 are connected through a pin, and the pin is arranged in parallel with two, and also passes through the end of the first connecting block 442 and the second connecting block 443, and the sidewall of the first positioning seat 41 is arranged in parallel with two first stroke holes 412 for the pin to pass through.

[0031] At least two jacking devices 5 are arranged below the rotating displacement mechanism 1 to push the elastic power assembly 44 to separate and open the left and right clamping blocks 42 and 43, and the two jacking devices 5 are respectively located at the skeleton loading mechanism 2 and the discharging mechanism 9. The jacking device 5 is arranged at the skeleton loading mechanism 2 to push the positioning jig 4 to open the clamping space, so that the skeleton loading mechanism 2 can load and place the skeleton A, and the jacking device 5 is arranged at the discharging mechanism 9 to push the positioning jig 4 to release the skeleton A, so that the discharging mechanism 9 can take out the skeleton A from the positioning jig 4.

[0032] The PIN needle assembly mechanism 3 comprises a vibrating disc 31 for automatically feeding the PIN needle B, a detection device 32 and a distribution device 33 arranged at the discharging end of the vibrating disc 31, a reversing device 34 arranged beside the distribution device 33 and used for clamping and adjusting the direction of the PIN needle B, and an assembly robot 35 arranged above the reversing device 34 and used for clamping and inserting the PIN needle B into the skeleton A. The assembly robot 35 comprises an X-axis movement module 351, a Y-axis movement module 352 mounted on the X-axis movement module 351, a Z-axis movement module 353 mounted on the Y-axis movement module 352, a rotary cylinder 354 mounted on the Z-axis movement module 353, a fixed clamping arm 355 arranged on the rotary cylinder 354, a movable clamping arm 356 slidingly arranged beside the fixed clamping arm 355 and used for clamping the PIN needle B, and a drive cylinder 357 for driving the movable clamping arm 356, wherein the movable clamping arm 356 is in L shape.

[0033] The PIN needle assembly mechanism 3 is provided with two PIN needle assembly mechanisms respectively for assembling the first PIN needle and the second PIN needle, and the rotating displacement mechanism 1 is further provided with a riveting mechanism 6 for pressing the PIN needle B and the skeleton A, and a detection mechanism 7 for detecting the state of the PIN needle B after assembly. The rotating displacement mechanism 1 comprises a rotating disc 11, a hollow rotating platform 12 arranged below the rotating disc 11, a center disc 13 arranged at the center of the hollow rotating platform 12, and a motor 14 for driving the center rotating platform 12 to rotate the rotating disc 11, wherein the positioning jig 4 is mounted on the periphery of the rotating disc 11, the center disc 13 is provided with a pin positioning device 8 arranged at the PIN needle assembly mechanism 3 and used for positioning and supporting the skeleton A, the pin positioning device 8 comprises a slider assembly 81 perpendicular to the assembly robot 35, a support pin block 82 arranged at the end of the slider assembly 81 and capable of being inserted into the center hole of the skeleton A, and an eighth cylinder 83 for driving the slider assembly 8 to extend and retract.

[0034] In summary, the utility model discloses when working, by the rotation positioner 1 drive positioning fixture 4 rotation positioner constantly, through setting with same number of positioning fixture 4 of process, and the positioning fixture 4 ring perimeter equidistant distribution at the edge of rotary disc 11, make the rotation positioner 1 can drive positioning fixture 4 constantly switch between each process, after each rotation switch position, each process has one positioning fixture 4, to realize continuous non-stop production, further, when positioning fixture 4 stop at skeleton loading mechanism 2, the jacking device 5 below will push the positioning fixture 4 open, then skeleton A is automatically placed to the positioning fixture 4 through skeleton loading mechanism 2, when the positioning fixture 4 that places skeleton A is rotated to the next process by rotation positioner 1, because positioning fixture 4 is separated from jacking device 5 and will automatically close the clamping and clamp skeleton A, further, when positioning fixture 4 rotates to PIN needle assembly mechanism 3, first through needle positioning device 8 and insert into skeleton A to skeleton A and strengthen positioning, PIN needle B is inserted into the corresponding installation groove in skeleton A according to the pre-set of PIN needle assembly mechanism 3, four-axis assembly manipulator 35 of PIN needle assembly mechanism 3 can insert PIN needle B into any position on skeleton A, and can adjust the insertion angle of PIN needle B, therefore, using one PIN needle assembly mechanism 3 can also realize the insertion of two or more PIN needles B, and when using two PIN needle assembly mechanisms 3, the needle insertion of PIN needle B in two different positions by two PIN needle assembly mechanisms 3 can improve production efficiency, and rotation positioner 1 does not need to stop and wait for PIN needle B twice insertion, further, after skeleton A completes twice needle insertion, positioning fixture 4 is continuously rotated to riveting mechanism 6 and detection mechanism 7 by rotation positioner 1, and PIN needle B is pressed and detected by riveting mechanism 6 and detection mechanism 7 respectively, of course, riveting mechanism 6 and detection mechanism 7 can be completed by using the existing mechanism on the market, further, when positioning fixture 4 is rotated to discharge mechanism 9 by rotation positioner 1, the jacking device 5 below will push the positioning fixture 4 open, then discharge mechanism 9 takes down skeleton A with complete needle insertion from the positioning fixture 4, thereby completing the assembly of PIN needle B on skeleton A, in the embodiment, skeleton A is provided with four PIN needle A installation grooves, and the accurate assembly of PIN needle B is completed by four-axis assembly manipulator 35 of PIN needle assembly mechanism 3 through the pre-set PIN needle B insertion slot, which can meet the needs of different models of motor skeleton needle insertion, and greatly improve the versatility of the needle insertion machine.

[0035] Of course, the above only for the specific embodiment of the utility model, not to limit the utility model implementation range, all equivalent changes or modifications made according to the structure, features and principles of the utility model patent range described, should be included in the utility model patent range.

Claims

1. A motor pin insertion machine, comprising a rotary transposition mechanism (1), a frame feeding mechanism (2) disposed around the rotary transposition mechanism (1), at least one pin assembly mechanism (3), and a discharge mechanism (9), wherein, The skeleton feeding mechanism (2) is used for feeding and assembling the skeleton (A), and the PIN pin assembly mechanism (3) is used for assembling the PIN pins (B). Its features are as follows: The rotary positioning mechanism (1) is provided with multiple positioning fixtures (4) evenly distributed around the circumference. The positioning fixture (4) includes a first positioning seat (41) for positioning the skeleton (A), a left clamping block (42) and a right clamping block (43) symmetrically arranged on both sides of the first positioning seat (41) and cooperating to clamp the skeleton (A), and an elastic power component (44) for driving the left clamping block (42) and the right clamping block (43) to come together to elastically clamp the skeleton (A).

2. The motor pin insertion machine according to claim 1, characterized in that: The first positioning seat (41) is provided with a positioning groove (411) for positioning the skeleton (A). The left clamping block (42) and the right clamping block (43) are slidably installed in the side walls of the positioning groove (411). The elastic power component (44) is located below the positioning groove (411) and is used to drive the left clamping block (42) and the right clamping block (43) to move closer or further away.

3. The motor pin insertion machine according to claim 2, characterized in that: The elastic power assembly (44) includes a push block (441) slidably installed in the first positioning seat (41) and located below the positioning groove (411), a first connecting block (442) with its two ends respectively hinged to the push block (441) and the left clamping block (42), a second connecting block (443) with its two ends respectively hinged to the push block (441) and the right clamping block (43), and a power spring (444) disposed between the push block (441) and the first positioning seat (41). The power spring (444) drives the push block (441) to pull down the left clamping block (42) and the right clamping block (43) to close and clamp the frame (A).

4. The motor pin insertion machine according to claim 3, characterized in that: The push block (441) is fixedly mounted on the first positioning seat (41) by screws or pins, and the first positioning seat (41) is provided with a first stroke hole (412) for the screws or pins to pass through and slide up and down.

5. A motor pin insertion machine according to claim 4, characterized in that: The push block (441) and the first positioning seat (41) are connected by a pin, and two pins are arranged side by side, and also pass through the ends of the first connecting block (442) and the second connecting block (443). The side wall of the first positioning seat (41) is provided with two first stroke holes (412) for the pins to pass through.

6. A motor pin insertion machine according to claim 5, characterized in that: At least two lifting devices (5) are provided below the rotary switching mechanism (1) for pushing the elastic power assembly (44) to separate and open the left clamping block (42) and the right clamping block (43), and the two lifting devices (5) are located at the skeleton feeding mechanism (2) and the discharge mechanism (9), respectively.

7. A motor pin insertion machine according to any one of claims 1-6, characterized in that: The PIN assembly mechanism (3) includes a vibratory feeder (31) for automatically feeding out PINs (B), a detection device (32) and a material distribution device (33) located at the discharge end of the vibratory feeder (31), a reversing device (34) located beside the material distribution device (33) for clamping and adjusting the direction of the PINs (B), and an assembly robot (35) located above the reversing device (34) for clamping and inserting the PINs (B) into the frame (A).

8. A motor pin insertion machine according to claim 7, characterized in that: The assembly robot (35) includes an X-axis motion module (351), a Y-axis motion module (352) mounted on the X-axis motion module (351), a Z-axis motion module (353) mounted on the Y-axis motion module (352), a rotary cylinder (354) mounted on the Z-axis motion module (353), a fixed clamping arm (355) disposed on the rotary cylinder (354), a movable clamping arm (356) slidably disposed beside the fixed clamping arm (355) for clamping the PIN needle (B), and a drive cylinder (357) for driving the movable clamping arm (356), wherein the movable clamping arm (356) is L-shaped.

9. A motor pin insertion machine according to claim 7, characterized in that: The PIN assembly mechanism (3) is provided in two parts, which are used for assembling the first PIN and the second PIN respectively. The rotation and repositioning mechanism (1) is also provided with a riveting mechanism (6) for pressing the PIN (B) and the skeleton (A) together, and a detection mechanism (7) for detecting the state of the PIN (B) after assembly.

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