Soft needle material belt transfer mechanism

Abstract

The utility model relates to a soft needle material belt transfer mechanism which comprises a soft needle adsorption jig used for adsorbing a soft needle material belt; the jig linear transplanting module is used for driving the soft needle adsorption jig to move linearly; the laser cutting unit is used for cutting the soft needle material belt on the soft needle adsorption jig; the soft needle adsorption and turnover unit is used for adsorbing the fly-cut soft needles on the soft needle adsorption jig and carrying out turnover feeding; and the material taking manipulator is used for clamping the soft needles on the soft needle adsorption overturning unit. According to the soft needle material belt transferring mechanism, the soft needle adsorption jig fixes the soft needle material belt in a negative pressure adsorption mode, and the risk that the surface of a soft needle is crushed, impressed and scratched, and consequently the functionality of a product is poor is avoided; after the soft needle material belt is cut by laser, independent soft needles are separated from the material belt, the soft needle adsorption overturning unit adsorbs a plurality of soft needles at the same time, and the efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of automated production, in particular to a soft needle material belt transfer mechanism. Background Art

[0002] As the use of blood glucose meters becomes more and more popular and the penetration rate is getting higher and higher, the requirements for the production line of blood glucose meters are also getting higher and higher. The assembly of blood glucose meter soft needles is an important part of the blood glucose meter production line. The efficiency of its assembly has an important impact on the control of time cost in the production process of blood glucose meters.

[0003] When assembling the blood glucose meter soft needle, the blood glucose meter soft needle needs to be cut and transported in a horizontal state first, and then the blood glucose meter soft needle in a horizontal state after cutting is adsorbed by an adsorption device, and then the blood glucose meter soft needle is flipped 90 degrees by a flipping mechanism so that the blood glucose meter soft needle is in a vertical state, and then the blood glucose meter soft needle in a vertical state is grabbed to the assembly position. However, the above process also has the following disadvantages:

[0004] 1. The soft needle material strip is positioned by using a fixture to clamp the soft needle. The coating on the surface of the soft needle is relatively weak, which may cause damage such as crushing, embossing, and scratching, which may damage the internal circuit and cause product failure.

[0005] 2. After the soft needle material strip is laser cut, individual soft needles are taken out one by one, which is inefficient;

[0006] 3. After the soft needle material strip is laser cut, individual soft needles are collected in a buffer bin such as a Tray before entering the next process. The process is cumbersome and the soft needles are touched multiple times during the collection process, which poses a risk of causing the soft needles to fail. In addition, the soft needles have a time limit after being opened, and the multiple process flows also lead to the risk of timeouts in management and control. Utility Model Content

[0007] Therefore, the technical problem to be solved by the present invention is to overcome the problem that the soft needle feeding efficiency is relatively low during the assembly process of the blood glucose meter in the prior art, which affects the overall working rhythm.

[0008] In order to solve the above technical problems, the utility model provides a soft needle material strip transfer mechanism, including: a soft needle adsorption jig, which is used to adsorb the soft needle material strip; a jig linear transfer module, the soft needle adsorption jig is arranged on a slider of the jig linear transfer module, and the jig linear transfer module is used to drive the soft needle adsorption jig to move linearly; a laser cutting unit, which is located at a cutting station in the moving direction of the jig linear transfer module, and the laser cutting unit is used to cut the soft needle material strip on the soft needle adsorption jig; a soft needle adsorption flipping unit, which is located at a transfer station in the moving direction of the jig linear transfer module, and the soft needle adsorption flipping unit is used to adsorb the soft needles that have been cut on the soft needle adsorption jig and flip them for loading; a material picking robot, which is located at a transfer station in the moving direction of the jig linear transfer module, and the material picking robot is used to clamp the soft needles on the soft needle adsorption flipping unit.

[0009] In one embodiment of the utility model, the soft needle adsorption jig includes a fine-tuning slide, a jig mounting plate and an adsorption jig platform, the fine-tuning slide is connected to the slider of the jig linear transfer module, the jig mounting plate is installed on the fine-tuning slide, the adsorption jig platform is arranged on the jig mounting plate, and a group of vacuum adsorption holes are provided on the adsorption jig platform, and the group of vacuum adsorption holes are used to adsorb the soft needles on the soft needle material strip.

[0010] In one embodiment of the utility model, a material strip positioning pin is provided on the adsorption fixture platform, and the material strip positioning pin is used for positioning the soft needle material strip.

[0011] In one embodiment of the utility model, the laser cutting unit includes a laser cutting support seat, a vertical linear module and a laser cutter, the vertical linear module is arranged on the laser cutting support seat, the laser cutter is connected to the vertical linear module, and the vertical linear module is used to adjust the distance between the cutting head of the laser cutter and the soft needle material strip on the soft needle adsorption jig.

[0012] In one embodiment of the utility model, the soft needle adsorption and flipping unit includes a flip support seat, a flip vertical linear module, a flip support frame, a flip drive motor, a flip plate, a nozzle mounting plate and a soft needle nozzle, the flip vertical linear module is arranged on the flip support seat, the flip support frame is connected to the slider of the flip vertical linear module, the flip drive motor is installed on the flip support frame, the flip plate is connected to the rotating shaft of the flip drive motor, the nozzle mounting plate and the flip plate are fixedly connected, the soft needle nozzle is arranged on the nozzle mounting plate, and the soft needle nozzle is used to adsorb the soft needle on the soft needle adsorption jig.

[0013] In one embodiment of the utility model, the soft needle suction nozzles are provided in plurality, and the plurality of soft needle suction nozzles are located in the same straight line, and the soft needle suction nozzles correspond one-to-one to the soft needles on the soft needle material strip.

[0014] In one embodiment of the utility model, a buffer spring is provided on the nozzle mounting plate, the soft needle nozzle is connected to the buffer spring, and the buffer spring is used to provide elastic buffering when the soft needle nozzle is pressed down.

[0015] In one embodiment of the utility model, the material picking robot includes a robot fixing seat, a robot arm, a gripper cylinder and a gripper cylinder connecting plate, the robot arm is installed on the robot fixing seat, the gripper cylinder connecting plate is connected to the robot arm, the gripper cylinder is installed on the gripper cylinder connecting plate, and the gripper of the gripper cylinder is used to clamp the soft needle on the soft needle adsorption flipping unit.

[0016] In one embodiment of the utility model, a group of soft needle material strip suction nozzles are provided on the adsorption fixture platform, and the group of soft needle material strip suction nozzles are used to adsorb the soft needle material strip.

[0017] In one embodiment of the utility model, a group of avoidance holes is provided on the adsorption jig platform, and the group of avoidance holes and a group of vacuum adsorption holes are arranged in a one-to-one correspondence, and the avoidance holes are used to avoid the cutting position of the soft needle on the soft needle material strip.

[0018] The above technical solution of the utility model has the following advantages compared with the prior art:

[0019] The soft needle material belt transfer mechanism described in the utility model uses a negative pressure adsorption method for fixing the soft needle material belt with a soft needle adsorption fixture, thereby avoiding the risk of poor product functionality caused by crushing, embossing, and scratching the surface of the soft needle. After the soft needle material belt is laser cut, independent soft needles are separated from the material belt, and the soft needle adsorption and flipping unit adsorbs multiple soft needles at the same time with high efficiency. The adsorption fixture platform is transported by a fixture linear transfer module, and the integrated laser cutting module, multi-component adsorption and flipping structure, and material picking robot simplify the process flow, avoid the risk of soft needle failure due to timeout, reduce the risk of defects caused during the soft needle collection process, and improve production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to make the content of the utility model easier to understand, the utility model is further described in detail according to the specific embodiments of the utility model in combination with the accompanying drawings, wherein

[0021] Figure 1 It is a schematic diagram of the overall structure of the soft needle material belt transfer mechanism of the utility model;

[0022] Figure 2 It is a structural schematic diagram of the fixture linear transplanting module of the utility model;

[0023] Figure 3 It is a structural schematic diagram of the soft needle adsorption fixture of the utility model;

[0024] Figure 4 It is a structural schematic diagram of the laser cutting unit of the utility model;

[0025] Figure 5 It is a structural schematic diagram of the soft needle adsorption flip unit of the utility model;

[0026] Figure 6 It is a structural schematic diagram of the material taking manipulator of the utility model.

[0027] Explanation of the markings in the drawings in the specification: soft needle adsorption jig 1, fine-tuning slide 11, jig mounting plate 12, adsorption jig platform 13, soft needle material strip suction nozzle 131, avoidance hole 132, vacuum adsorption hole 14, material strip positioning pin 15, jig linear transfer module 2, laser cutting unit 3, laser cutting support seat 31, vertical linear module 32, laser cutter 33, soft needle adsorption flip unit 4, flip support seat 41, flip vertical linear module 42, flip support frame 43, flip drive motor 44, flip plate 45, suction nozzle mounting plate 46, soft needle suction nozzle 47, buffer spring 48, material picking robot 5, robot fixed seat 51, robot arm 52, gripper cylinder 53, gripper cylinder connecting plate 54. DETAILED DESCRIPTION

[0028] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and implement it, but the embodiments are not intended to limit the present invention.

[0029] Reference Figure 1 As shown, the soft needle material belt transfer mechanism of the utility model includes: a soft needle adsorption jig 1, a jig linear transfer module 2, a laser cutting unit 3, a soft needle adsorption flip unit 4 and a material taking manipulator 5. The soft needle adsorption jig 1 is used to adsorb the soft needle material belt; the jig linear transfer module 2, the soft needle adsorption jig 1 is arranged on a slider of the jig linear transfer module 2, and the jig linear transfer module 2 is used to drive the soft needle adsorption jig 1 to move linearly; the laser cutting unit 3 is located at the jig linear transfer module The module 2 is at the cutting station in the moving direction, and the laser cutting unit 3 is used to cut the soft needle material strip on the soft needle adsorption jig 1; the soft needle adsorption flipping unit 4 is located at the transfer station in the moving direction of the jig linear transfer module 2, and the soft needle adsorption flipping unit 4 is used to adsorb the soft needles on the soft needle adsorption jig 1 after being cut and flipped for loading; the material picking robot 5 is located at the transfer station in the moving direction of the jig linear transfer module 2, and the material picking robot 5 is used to clamp the soft needles on the soft needle adsorption flipping unit 4.

[0030] The working principle of the soft needle material belt transfer mechanism of the utility model is:

[0031] 1. The entire soft needle material strip is placed on the soft needle adsorption jig 1, and the vacuum is started. The soft needle adsorption jig 1 is positioned and adsorbs the soft needle material strip; 2. The soft needle adsorption jig 1 is moved to the laser cutting station, and the laser cutting unit 3 cuts the connection between the soft needle and the material strip under visual guidance, thereby separating the soft needle from the material strip; 3. The jig linear transfer module 2 moves the soft needle adsorption jig 1 to the transfer and flipping station, and the Z axis of the soft needle adsorption flipping unit 4 descends to It stops at the position just touching the surface of the soft needle, starts the vacuum of the flipping structure, breaks the vacuum of the soft needle adsorption fixture 1, and the soft needle is adsorbed onto the soft needle adsorption flipping unit 4, completing the handover; 4. The Z-axis of the soft needle adsorption flipping unit 4 rises, and the multi-component soft needles are adsorbed and lifted and flipped 90° at the same time; 5. The material picking robot 5 moves to the position of the soft needle adsorption flipping unit 4, and the material picking claws clamp the soft needle. The flipping structure breaks this group of vacuum alone, and the material picking robot 5 clamps the soft needle that has released the vacuum, completing the handover.

[0032] Reference Figure 2 , 3 As shown, the soft needle adsorption jig 1 includes a fine-tuning slide 11, a jig mounting plate 12 and an adsorption jig platform 13. The fine-tuning slide 11 is connected to the slider of the jig linear transfer module 2. The jig mounting plate 12 is mounted on the fine-tuning slide 11. The adsorption jig platform 13 is arranged on the jig mounting plate 12. A group of vacuum adsorption holes 14 are provided on the adsorption jig platform 13. The group of vacuum adsorption holes 14 are used to adsorb the soft needles on the soft needle material strip. The adsorption jig platform 13 is provided with a material strip positioning pin 15, and the material strip positioning pin 15 is used to position the soft needle material strip. The fine-tuning slide 11 automatically adjusts the position of the adsorption jig platform 13 so that the soft needle material strip placed on the adsorption jig platform 13 can be in the cutting position of the laser cutting unit 3 and the transfer position of the soft needle adsorption flip unit 4. A group of vacuum adsorption holes 14 correspond one-to-one to the soft needles on the soft needle material strip. When the negative pressure is started, the vacuum adsorption holes 14 can adsorb the corresponding soft needles to ensure that the position of the soft needle remains unchanged during the subsequent soft needle cutting.

[0033] In the above structure, a group of soft needle material belt suction nozzles 131 are provided on the adsorption jig platform 13, and the group of soft needle material belt suction nozzles 131 are used to adsorb the soft needle material belt. A group of soft needle material belt suction nozzles 131 adsorb the soft needle material belt's position away from the soft needle, so that the soft needle material belt and the adsorption jig platform 13 are fixed in position. A group of avoidance holes 132 are provided on the adsorption jig platform 13, and the group of avoidance holes 132 and a group of vacuum adsorption holes 14 are arranged one by one, and the avoidance holes 132 are used to avoid the cutting position of the soft needle on the soft needle material belt. After the soft needle material belt is placed on the adsorption jig platform 13, the connection position between the soft needle and the soft needle material belt is arranged opposite to the avoidance hole 132, so that when the laser cutting unit 3 cuts the connection between the soft needle and the soft needle material belt, it can be fully cut.

[0034] Reference Figure 4 As shown, the laser cutting unit 3 includes a laser cutting support seat 31, a vertical linear module 32 and a laser cutter 33. The vertical linear module 32 is arranged on the laser cutting support seat 31. The laser cutter 33 is connected to the vertical linear module 32. The vertical linear module 32 is used to adjust the distance between the cutting head of the laser cutter 33 and the soft needle material strip on the soft needle adsorption fixture 1. The vertical linear module 32 drives the laser cutter 33 to descend into place, so that the cutting head of the laser cutter 33 and the soft needle material strip placed on the adsorption fixture platform 13 are just in the right position, which is convenient for cutting.

[0035] Reference Figure 5 As shown, the soft needle adsorption flip unit 4 includes a flip support seat 41, a flip vertical linear module 42, a flip support frame 43, a flip drive motor 44, a flip plate 45, a suction nozzle mounting plate 46 and a soft needle suction nozzle 47. The flip vertical linear module 42 is arranged on the flip support seat 41, the flip support frame 43 is connected to the slider of the flip vertical linear module 42, the flip drive motor 44 is installed on the flip support frame 43, the flip plate 45 is connected to the rotating shaft of the flip drive motor 44, the suction nozzle mounting plate 46 is fixedly connected to the flip plate 45, the soft needle suction nozzle 47 is arranged on the suction nozzle mounting plate 46, and the soft needle suction nozzle 47 is used to adsorb the soft needle on the soft needle adsorption fixture 1. The soft needle suction nozzle 47 is set to be a plurality of soft needle suction nozzles 47, and the plurality of soft needle suction nozzles 47 are on the same straight line, and the soft needle suction nozzle 47 corresponds one by one to the soft needle on the soft needle material belt. The suction nozzle mounting plate 46 is provided with a buffer spring 48, and the soft needle suction nozzle 47 is connected to the buffer spring 48, and the buffer spring 48 is used to provide elastic buffering when the soft needle suction nozzle 47 is pressed down. This part of the structure adopts the applicant's prior application, application number: CN202311207716.4, patent name: Soft needle adsorption flip mechanism and assembly production line related technology, through the soft needle adsorption flip unit 4 can simultaneously adsorb the soft needle on the soft needle adsorption fixture 1, and then the flip drive motor 44 drives the suction nozzle mounting plate 46 to flip 90°, so that the soft needle on the soft needle suction nozzle 47 is placed vertically, which is convenient for the material taking robot 5 to clamp the software.

[0036] Reference Figure 6As shown, the material taking manipulator 5 includes a manipulator fixed seat 51, a manipulator arm 52, a clamping cylinder 53 and a clamping cylinder connecting plate 54. The manipulator arm 52 is installed on the manipulator fixed seat 51, the clamping cylinder connecting plate 54 is connected to the manipulator arm 52, and the clamping cylinder 53 is installed on the clamping cylinder connecting plate 54. The clamping claw of the clamping cylinder 53 is used to clamp the soft needle on the soft needle adsorption flip unit 4. The manipulator arm 52 drives the clamping claw cylinder 53 to move to the position of the soft needle suction nozzle 47, and the clamping claw cylinder 53 drives the clamping claw to clamp the soft needle. The soft needle suction nozzle 47 breaks the vacuum, and the manipulator arm 52 drives the clamping claw cylinder 53 to clamp the soft needle and carry the soft needle to the use position.

[0037] Obviously, the above embodiments are merely examples for the purpose of clear explanation and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived from these are still within the scope of protection of the invention of the utility model.

Claims

1. A soft needle material belt transfer mechanism, characterized in that: include: Soft needle adsorption fixture, which is used to adsorb soft needle material strip; A jig linear transfer module, wherein the soft needle adsorption jig is arranged on a slider of the jig linear transfer module, and the jig linear transfer module is used to drive the soft needle adsorption jig to move linearly; A laser cutting unit, which is located at a cutting station in the moving direction of the jig linear transfer module, and is used to cut the soft needle material strip on the soft needle adsorption jig; The soft needle adsorption and flipping unit is located at the transfer station in the moving direction of the jig linear transfer module, and is used to adsorb the soft needles cut on the soft needle adsorption jig and flip them for loading; The material picking robot is located at the transfer station in the moving direction of the fixture linear transplanting module, and the material picking robot is used to clamp the soft needle on the soft needle adsorption flipping unit.

2. The soft needle material belt transfer mechanism according to claim 1, characterized in that: The soft needle adsorption jig includes a fine-tuning slide, a jig mounting plate and an adsorption jig platform. The fine-tuning slide is connected to the slider of the jig linear transfer module. The jig mounting plate is installed on the fine-tuning slide. The adsorption jig platform is arranged on the jig mounting plate. A group of vacuum adsorption holes is provided on the adsorption jig platform. The group of vacuum adsorption holes is used to adsorb the soft needles on the soft needle material strip.

3. The soft needle material belt transfer mechanism according to claim 2, characterized in that: The adsorption fixture platform is provided with a material strip positioning pin, and the material strip positioning pin is used for positioning the soft needle material strip.

4. The soft needle material belt transfer mechanism according to claim 1, characterized in that: The laser cutting unit includes a laser cutting support seat, a vertical linear module and a laser cutter. The vertical linear module is arranged on the laser cutting support seat. The laser cutter is connected to the vertical linear module. The vertical linear module is used to adjust the distance between the cutting head of the laser cutter and the soft needle material strip on the soft needle adsorption jig.

5. The soft needle material belt transfer mechanism according to claim 1, characterized in that: The soft needle adsorption and flipping unit includes a flip support seat, a flip vertical linear module, a flip support frame, a flip drive motor, a flip plate, a nozzle mounting plate and a soft needle nozzle. The flip vertical linear module is arranged on the flip support seat, the flip support frame is connected to the slider of the flip vertical linear module, the flip drive motor is installed on the flip support frame, the flip plate is connected to the rotating shaft of the flip drive motor, the nozzle mounting plate and the flip plate are fixedly connected, the soft needle nozzle is arranged on the nozzle mounting plate, and the soft needle nozzle is used to adsorb the soft needle on the soft needle adsorption jig.

6. The soft needle material belt transfer mechanism according to claim 5, characterized in that: The soft needle suction nozzles are arranged in a plurality, and the plurality of soft needle suction nozzles are located on the same straight line, and the soft needle suction nozzles correspond one-to-one to the soft needles on the soft needle material strip.

7. The soft needle material belt transfer mechanism according to claim 6, characterized in that: A buffer spring is arranged on the nozzle mounting plate, the soft needle nozzle is connected to the buffer spring, and the buffer spring is used to provide elastic buffering when the soft needle nozzle is pressed down.

8. The soft needle material belt transfer mechanism according to claim 1, characterized in that: The material picking robot includes a robot fixing seat, a robot arm, a gripper cylinder and a gripper cylinder connecting plate. The robot arm is installed on the robot fixing seat, the gripper cylinder connecting plate is connected to the robot arm, the gripper cylinder is installed on the gripper cylinder connecting plate, and the gripper of the gripper cylinder is used to clamp the soft needle on the soft needle adsorption flipping unit.

9. The soft needle material belt transfer mechanism according to claim 2, characterized in that: A group of soft needle material strip suction nozzles are arranged on the adsorption fixture platform, and the group of soft needle material strip suction nozzles are used for adsorbing the soft needle material strip.

10. The soft needle material belt transfer mechanism according to claim 9, characterized in that: A group of avoidance holes is provided on the adsorption fixture platform, and the group of avoidance holes and a group of vacuum adsorption holes are arranged in a one-to-one correspondence, and the avoidance holes are used to avoid the cutting position of the soft needle on the soft needle material strip.

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