Narrow pneumatic suction cup and method of use thereof

Abstract

The present invention discloses a narrow strip pneumatic suction cup and a method for using the same, in the field of suction cup technology, comprising a mounting base, a fixed ring, and a connecting block, wherein the outer wall of the mounting base is movably connected to the fixed ring, and a connecting block is installed on one side of the mounting base. The present invention drives a first driving gear to rotate by a first servo motor, thereby driving a first driven gear to rotate and a fixed ring to rotate. Through the arrangement of a laser emitter, a laser trigger, a connecting tube, and a suction cup, each laser trigger corresponds to a specific suction cup, and thus, during the rotation of the fixed ring, the suction cup data at the output position at the bottom of the fixed ring can be accurately obtained through the laser trigger. At the same time, the position of the suction cup can also be accurately limited, and the corresponding suction cup can be adjusted and selected according to the width of the narrow strip as needed, thereby improving the suction effect on the narrow strip.

Description

Technical Field

[0001] The present invention relates to the technical field of suction cups, in particular to a narrow strip pneumatic suction cup and a use method thereof. Background Art

[0002] Suction cups have functions such as adsorption, feeding and movement. Pneumatic suction cups are tools that use compressed air to generate negative pressure to adsorb objects. They are usually used for robotic arms to grasp or fix objects. The working principle of pneumatic suction cups is to use the air pressure difference and the force generated by gas flow to achieve the purpose of adsorbing objects.

[0003] The defects of existing pneumatic suction cups are:

[0004] 1. Patent document US5350282A discloses a pneumatic suction cup. However, the above document has the technical problem of difficulty in quickly adjusting the suction cup to the narrow width when sucking narrow objects, that is, objects whose suction position width is smaller than the suction cup.

[0005] 2. Patent document US09517616B2 discloses a lifting suction cup with a pneumatically controllable suction cup, a punch head with a lifting suction cup, and a sheet-fed rotary printing press. However, when replacing the suction cup in the above document, it is difficult to ensure the tightness of the connection between the suction cup and the air pump, which can easily lead to unstable air delivery during use, resulting in a technical problem of reduced suction cup effect;

[0006] 3. Patent document JP2015158274A discloses a lifting vacuum cleaner and a pneumatically controlled smoking cup. However, the above document has difficulty in stably sucking narrow strips with curved angles.

[0007] 4. Patent document CN101890654A discloses a pneumatic suction cup and its application. However, when transporting long narrow strips, the above document only adsorbs the middle position, which easily leads to the technical problem of unstable adsorption. Summary of the Invention

[0008] The object of the present invention is to provide a narrow pneumatic suction cup and a method of using the same to solve the technical problems raised in the above background technology.

[0009] To achieve the above object, the present invention provides the following technical solution: a narrow strip pneumatic suction cup, comprising a mounting seat, a fixed ring and a connecting block, wherein the outer wall of the mounting seat is movably connected to the fixed ring, and a connecting block is installed on one side of the mounting seat;

[0010] A groove is formed on the top of the outer wall of the mounting seat, a first driving gear is mounted on the inner wall of the groove, a first servo motor is mounted on the inner wall of the groove, and an output end of the first servo motor is mounted on one side of the first driving gear, and a laser emitter is embedded and mounted on one side of the outer wall of the mounting seat;

[0011] A first driven gear is provided on one side of the inner wall of the fixed ring, and the outer wall of the first driven gear is engaged with the outer wall of the first driving gear. Four laser triggers are embedded and installed on the inner wall of the fixed ring, and four connecting tubes are installed on the outer wall of the fixed ring. A suction cup is installed at one end of the connecting tube, and the four laser triggers and the four suction cups are one-to-one corresponding in design and layout, that is, each laser trigger corresponds to a specific suction cup.

[0012] Preferably, the outer wall of the fixed ring is provided with a plurality of limiting grooves, the inner wall of the limiting groove is installed with a connecting ring, and the inner wall of the connecting ring is fixedly connected to the top of the outer wall of the connecting tube, a group of fixing rods are installed through the outer side of the top of the connecting ring, and both ends of the fixing rods are installed on the inner wall of the limiting groove, the outer wall of the fixing rod is movably connected to a pressure spring, and one end of the pressure spring is movably connected to the outer side of the top of the connecting ring.

[0013] Preferably, a movable groove is provided at the bottom of the outer wall of the mounting seat, a first electric telescopic cylinder is embedded in the inner wall of the movable groove, an air pump is installed at the output end of the first electric telescopic cylinder, and a first annular sealing ring is installed on the outer wall of the output end of the air pump.

[0014] Preferably, the inner wall of the fixed ring is provided with four placement grooves, and the inner wall of the placement groove is movably connected to the outer wall of the air pump, a connecting groove is provided in the middle of the inner bottom wall of the placement groove, a second annular sealing ring is installed on the inner wall of the connecting groove, and the top of the second annular sealing ring is movably connected to the bottom of the first annular sealing ring, a connecting air pipe is installed through the middle of the inner bottom wall of the connecting groove, a hose is fixedly connected to the bottom of the connecting air pipe, and the other end of the hose is installed through the inner wall of the suction cup.

[0015] Preferably, a threaded rod is installed in the middle of the other side of the mounting seat, the outer wall of the threaded rod is threadedly connected to a limiting block, and the outer wall of one side of the limiting block is movably connected to the other side of the outer wall of the fixed ring.

[0016] Preferably, the top of the connecting block is installed on the output end of the second electric telescopic cylinder, a rotating shaft is installed on the top of the second electric telescopic cylinder, the outer wall of the rotating shaft is movably connected with a rotating sleeve, the inner wall of the rotating shaft is provided with a second driven gear, the outer wall of the second driven gear is meshed with a second driving gear, one end of the second driving gear is installed with a driving shaft, one end of the driving shaft passes through the inner wall of the rotating sleeve and is installed with a second servo motor, and one end of the second servo motor is installed on the outer wall of the rotating sleeve.

[0017] Preferably, one end of the rotating sleeve is installed on the output end of the third electric telescopic cylinder, the outer wall of the third electric telescopic cylinder is movably connected to the inner wall of the fixed tube, a handle is installed on the top of the fixed tube, a console is installed at the front end of the top of the handle, and a control button and a cable connection port are installed on the top of the console, the control button is used for manual control, and the cable connection port is used to connect to a mechanical automatic control system.

[0018] Preferably, a third servo motor is installed in the middle of one side of the fixed tube, and the output end of the third servo motor passes through a side of the fixed tube and is installed with a third driving gear, the outer wall of the third driving gear is meshed with a group of racks, and one end of a group of the racks is respectively installed on the outer wall of the third electric telescopic cylinder, the top and bottom of the inner wall of the fixed tube are provided with a first slide groove, and the inner wall of the first slide groove is movably connected to the outer wall of the rack, limit blocks are installed at both ends of the inner wall of the fixed tube, the outer wall of the limit block is movably connected to the inner wall of the second slide groove, and the second slide groove is provided on the outer wall of the third electric telescopic cylinder.

[0019] Preferably, the working steps of the narrow strip pneumatic suction cup are as follows:

[0020] S1, using a first servo motor to drive the first driving gear to rotate, thereby driving the first driven gear and the fixed ring to rotate, so as to select different suction cups;

[0021] S2. By setting up a laser emitter, laser trigger, connecting tube, and suction cup, each laser trigger corresponds to a specific suction cup. As the fixed ring rotates, the laser trigger can accurately obtain the suction cup output position data at the bottom of the fixed ring, and can also accurately limit the position of the suction cup.

[0022] S3. The provision of a handle, a control button, and a cable connection port facilitates improved flexibility in the use of the pneumatic suction cup. The third servo motor drives the third driving gear to rotate, which in turn drives the rack to move within the first slide slot, thereby adjusting the position of the third electric telescopic cylinder. The third electric telescopic cylinder can adjust the position of the mounting base and the suction cup.

[0023] S4, the second electric telescopic cylinder can adjust the height of the connecting block and the mounting seat, and the second servo motor drives the driving shaft and the second driving gear to rotate, thereby adjusting the rotation of the second driven gear. The rotation of the second driven gear can adjust the angle of the connecting block and the mounting seat;

[0024] S5. Control the first electric telescopic cylinder to push the air pump downward, thereby moving the bottom of the outer wall of the air pump into the placement groove. Then, the first annular sealing ring and the second annular sealing ring are provided to prevent gas leakage during the transmission process, thereby improving the efficiency and stability of gas transmission. By connecting the air pipe and the hose, the gas can be stably delivered to the suction cup without affecting the buffer adjustment function of the suction cup.

[0025] S6. The arrangement of the mounting seat, the threaded rod and the limiting block is conducive to improving the efficiency of disassembly, assembly and replacement of the fixed ring.

[0026] Preferably, the step S3 further includes the following steps:

[0027] S31, the setting of the second slide groove and the limit block is conducive to ensuring the movement stability of the third electric telescopic cylinder;

[0028] The step S5 further includes the following steps:

[0029] S51. When using the suction cup for adsorption, through the setting of the pressure spring, when using the connecting tube and the suction cup to adsorb the narrow strip, the elastic action of the pressure spring can play a buffering and adjustment function, thereby avoiding the situation where the suction cup or the narrow strip is damaged due to external force impact during adsorption.

[0030] Compared with the prior art, the present invention has the following beneficial effects:

[0031] 1. This invention utilizes a first servo motor to drive the rotation of the first driving gear, which in turn drives the rotation of the first driven gear and the fixed ring. Through the arrangement of a laser emitter, a laser trigger, a connecting tube, and suction cups, each laser trigger corresponding to a specific suction cup, the laser trigger can accurately obtain the suction cup's output position data at the bottom of the fixed ring during its rotation. It can also precisely control the position of the suction cup, thereby adjusting and selecting the corresponding suction cup according to the desired width of the narrow strip, thereby improving the suction effect on the narrow strip.

[0032] 2. The present invention uses a laser emitter and a laser trigger to obtain the suction cup data at the output position of the bottom of the fixed circular ring. After limiting the suction cup position, the first electric telescopic cylinder is controlled to push the air pump downward, thereby moving the bottom of the air pump outer wall into the placement groove. The first and second annular sealing rings are then provided to prevent gas leakage during the transmission process, thereby improving the efficiency and stability of gas transmission. By connecting the air pipe and the hose, the gas can not only be stably delivered to the suction cup, but also the buffering and adjustment function of the suction cup will not be affected.

[0033] 3. The present invention uses a second electric telescopic cylinder to adjust the height of the connecting block and the mounting base. The second servo motor drives the driving shaft and the second driving gear to rotate, thereby adjusting the rotation of the second driven gear. The rotation of the second driven gear can adjust the angle of the connecting block and the mounting base. When the suction cup is used to absorb narrow strips, it can absorb curved narrow strips, thereby improving the accuracy and stability of absorption.

[0034] 4. The present invention facilitates increased flexibility in the use of the pneumatic suction cup by providing a handle, a control button, and a cable connection port. A third servo motor drives the third driving gear to rotate, which in turn drives the rack to move within the first chute, thereby adjusting the position of the third electric telescopic cylinder. Furthermore, the provision of the second chute and the limit block facilitates ensuring the movement stability of the third electric telescopic cylinder. Furthermore, the third electric telescopic cylinder can adjust the position of the mounting base and the suction cup, thereby improving suction stability when sucking long, narrow strips. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0036] Figure 2 This is a schematic diagram of the cross-sectional structure of the fixed ring of the present invention;

[0037] Figure 3 Schematic diagram of the cross-sectional structure of the restriction groove of the present invention;

[0038] Figure 4 This is a schematic cross-sectional structural diagram of the mounting base of the present invention;

[0039] Figure 5 It is a schematic diagram of the three-dimensional structure of the fixed ring of the present invention;

[0040] Figure 6 This is a schematic diagram of the cross-sectional structure of the fixed tube of the present invention;

[0041] Figure 7 This is a schematic diagram of the top view of the fixed tube structure of the present invention;

[0042] Figure 8 Schematic diagram of the workflow of the present invention.

[0043] In the figure: 1. Mounting base; 2. Fixed ring; 3. Connecting block; 4. Groove; 5. First driving gear; 6. First servo motor; 7. Laser emitter; 8. First driven gear; 9. Laser trigger; 10. Connecting pipe; 11. Suction cup; 12. Limiting groove; 13. Connecting ring; 14. Fixed rod; 15. Pressure spring; 16. Moving groove; 17. First electric telescopic cylinder; 18. Air pump; 19. First annular sealing ring; 22. Placement groove; 23. Connecting groove; 24. Second annular sealing ring; 25. Connecting air pump Tube; 26. Hose; 27. Threaded rod; 28. Limiting block; 29. ​​Second electric telescopic cylinder; 31. Rotating shaft; 32. Rotating sleeve; 33. Second driven gear; 34. Second driving gear; 35. Driving shaft; 36. Second servo motor; 37. Fixed tube; 38. Handle; 39. Control console; 40. Control button; 41. Cable connection port; 42. Third servo motor; 43. Third driving gear; 44. Rack; 45. First slide; 46. Limiting block; 47. Second slide; 48. Third electric telescopic cylinder. DETAILED DESCRIPTION

[0044] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0045] In the description of the present invention, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," "the other end," and the like, indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely to facilitate and simplify the description of the present invention. They are not intended to indicate or imply that the devices or components referred to must have, be constructed, or operate in a specific orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0046] In the description of the present invention, it should be noted that, unless otherwise expressly specified or limited, the terms "installed," "provided with," "connected," etc., should be understood in a broad sense. For example, "connected" may refer to a fixed connection, a detachable connection, or an integral connection; it may refer to a mechanical connection or an electrical connection; it may refer to a direct connection or an indirect connection through an intermediate medium; it may refer to internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in the present invention based on specific circumstances.

[0047] Example 1: Please refer to Figure 1 、 Figure 2 、 Figure 4 and Figure 5 The present invention provides an embodiment of a narrow strip pneumatic suction cup, comprising a mounting base 1, a fixed ring 2 and a connecting block 3, wherein the outer wall of the mounting base 1 is movably connected to the fixed ring 2, and a connecting block 3 is installed on one side of the mounting base 1;

[0048] A groove 4 is formed at the top of the outer wall of the mounting base 1, a first driving gear 5 is mounted on the inner wall of the groove 4, a first servo motor 6 is mounted on the inner wall of the groove 4, and the output end of the first servo motor 6 is mounted on one side of the first driving gear 5, and a laser emitter 7 is embedded and mounted on one side of the outer wall of the mounting base 1;

[0049] A first driven gear 8 is provided on one side of the inner wall of the fixed ring 2, and the outer wall of the first driven gear 8 is meshed with the outer wall of the first driving gear 5. Four laser triggers 9 are mounted on the inner wall of the fixed ring 2, and four connecting tubes 10 are mounted on the outer wall of the fixed ring 2. A suction cup 11 is mounted on one end of the connecting tube 10. The four laser triggers 9 and the four suction cups 11 have a one-to-one correspondence in design and layout, that is, each laser trigger 9 corresponds to a specific suction cup 11;

[0050] Furthermore, the first servo motor 6 drives the first driving gear 5 to rotate, and then drives the first driven gear 8 and the fixed ring 2 to rotate. Through the arrangement of the laser emitter 7, the laser trigger 9, the connecting tube 10 and the suction cup 11, each laser trigger 9 corresponds to a specific suction cup 11, and thus during the rotation of the fixed ring 2, the laser trigger 9 can accurately obtain the suction cup 11 data at the output position at the bottom of the fixed ring 2, and at the same time can also accurately limit the position of the suction cup 11, and thus can adjust and select the corresponding suction cup 11 according to the width of the narrow strip as needed, thereby improving the adsorption effect of the narrow strip.

[0051] Example 2: Please refer to Figure 2 and Figure 3 In one embodiment of the present invention, a plurality of limiting grooves 12 are formed on the outer wall of the fixing ring 2, a connecting ring 13 is installed on the inner wall of the limiting groove 12, and the inner wall of the connecting ring 13 is fixedly connected to the top of the outer wall of the connecting tube 10, a group of fixing rods 14 are installed through the outer side of the top of the connecting ring 13, and both ends of the fixing rods 14 are installed on the inner wall of the limiting groove 12, a pressure spring 15 is movably connected to the outer wall of the fixing rod 14, and one end of the pressure spring 15 is movably connected to the outer side of the top of the connecting ring 13;

[0052] Furthermore, through the setting of the pressure spring 15, when the connecting tube 10 and the suction cup 11 are used to adsorb the narrow strip, the elastic action of the pressure spring 15 can play a buffering and adjustment function, thereby avoiding the situation where the suction cup 11 or the narrow strip is damaged due to external force impact during adsorption.

[0053] Example 3: Please refer to Figure 2 , an embodiment provided by the present invention: a movable groove 16 is formed at the bottom of the outer wall of the mounting base 1, a first electric telescopic cylinder 17 is fitted into the inner wall of the movable groove 16, an air pump 18 is installed at the output end of the first electric telescopic cylinder 17, and a first annular sealing ring 19 is installed on the outer wall of the output end of the air pump 18;

[0054] The inner wall of the fixed ring 2 is provided with four placement grooves 22, and the inner wall of the placement groove 22 is movably connected to the outer wall of the air pump 18. A connecting groove 23 is provided in the middle of the inner bottom wall of the placement groove 22. A second annular sealing ring 24 is installed on the inner wall of the connecting groove 23, and the top of the second annular sealing ring 24 is movably connected to the bottom of the first annular sealing ring 19. A connecting air pipe 25 is installed through the middle of the inner bottom wall of the connecting groove 23. A hose 26 is fixedly connected to the bottom of the connecting air pipe 25. The other end of the hose 26 is installed through the inner wall of the suction cup 11;

[0055] Furthermore, the data of the suction cup 11 at the output position of the bottom of the fixed ring 2 is obtained through the laser emitter 7 and the laser trigger 9, and after limiting the position of the suction cup 11, the first electric telescopic cylinder 17 is controlled to push the air pump 18 to move downward, thereby moving the bottom of the outer wall of the air pump 18 into the placement groove 22, and then through the setting of the first annular sealing ring 19 and the second annular sealing ring 24, the gas is prevented from leaking during the transmission process, thereby improving the efficiency and stability of the gas transmission. By connecting the air pipe 25 and the hose 26, not only can the gas be stably delivered to the suction cup 11, but it will not affect the buffering and adjustment function of the suction cup 11.

[0056] Example 4: Please refer to Figure 1 and Figure 5 , an embodiment provided by the present invention: a threaded rod 27 is installed in the middle of the other side of the mounting seat 1, the outer wall of the threaded rod 27 is threadedly connected to a limiting block 28, and the outer wall of one side of the limiting block 28 is movably connected to the other side of the outer wall of the fixed ring 2;

[0057] Furthermore, the arrangement of the mounting seat 1 , the threaded rod 27 and the limiting block 28 is conducive to improving the efficiency of assembly and disassembly of the fixing ring 2 .

[0058] Example 5: Please refer to Figure 1 、 Figure 6 and Figure 7The present invention provides an embodiment in which the top of the connecting block 3 is mounted on the output end of the second electric telescopic cylinder 29. A rotating shaft 31 is mounted on the top of the second electric telescopic cylinder 29. The outer wall of the rotating shaft 31 is movably connected to a rotating sleeve 32. A second driven gear 33 is provided on the inner wall of the rotating shaft 31. A second driving gear 34 is engaged with the outer wall of the second driven gear 33. A driving shaft 35 is mounted on one end of the second driving gear 34. One end of the driving shaft 35 passes through the inner wall of the rotating sleeve 32 and is mounted with a second servo motor 36. One end of the second servo motor 36 is mounted on the outer wall of the rotating sleeve 32.

[0059] Furthermore, the height of the connecting block 3 and the mounting base 1 can be adjusted by the second electric telescopic cylinder 29, and the second servo motor 36 drives the driving shaft 35 and the second driving gear 34 to rotate, thereby adjusting the rotation of the second driven gear 33. The rotation of the second driven gear 33 can adjust the angle of the connecting block 3 and the mounting base 1, so that when the suction cup 11 is used to absorb the narrow strip, the narrow strip with an arc can be absorbed, thereby improving the accuracy and stability of the absorption.

[0060] Example 6: Please refer to Figure 1 、 Figure 6 and Figure 7 In one embodiment of the present invention, one end of a rotating sleeve 32 is mounted on the output end of a third electric telescopic cylinder 48. The outer wall of the third electric telescopic cylinder 48 is movably connected to the inner wall of a fixed tube 37. A handle 38 is mounted on the top of the fixed tube 37. A control console 39 is mounted on the front end of the top of the handle 38. A control button 40 and a cable connection port 41 are mounted on the top of the control console 39. The control button 40 is used for manual control, and the cable connection port 41 is used for connecting to a mechanical automatic control system.

[0061] A third servo motor 42 is installed in the middle of one side of the fixed tube 37. The output end of the third servo motor 42 passes through the side of the fixed tube 37 and is installed with a third driving gear 43. The outer wall of the third driving gear 43 is meshed with a set of racks 44, and one end of the set of racks 44 is respectively installed on the outer wall of the third electric telescopic cylinder 48. The top and bottom of the inner wall of the fixed tube 37 are both provided with first slide grooves 45, and the inner wall of the first slide groove 45 is movably connected to the outer wall of the rack 44. Limit blocks 46 are installed at both ends of the inner wall of the fixed tube 37. The outer wall of the limit block 46 is movably connected to the inner wall of the second slide groove 47, and the second slide groove 47 is provided on the outer wall of the third electric telescopic cylinder 48.

[0062] Furthermore, the provision of the handle 38, the control button 40 and the cable connection port 41 is conducive to improving the flexibility of use of the pneumatic suction cup 11, and then the third servo motor 42 drives the third driving gear 43 to rotate. The rotation of the third driving gear 43 can drive the rack 44 to move in the first slide groove 45, thereby adjusting the position of the third electric telescopic cylinder 48, and the provision of the second slide groove 47 and the limit block 46 is conducive to ensuring the movement stability of the third electric telescopic cylinder 48. At the same time, the third electric telescopic cylinder 48 can adjust the position of the mounting base 1 and the suction cup 11, thereby improving the adsorption stability when adsorbing a long narrow strip.

[0063] Example 7: Please refer to Figure 8 The present invention provides an embodiment: the working steps of the narrow strip pneumatic suction cup are as follows:

[0064] S1, the first servo motor 6 drives the first driving gear 5 to rotate, thereby driving the first driven gear 8 and the fixed ring 2 to rotate, so as to select different suction cups 11;

[0065] S2. Through the arrangement of the laser emitter 7, the laser trigger 9, the connecting tube 10, and the suction cup 11, wherein each laser trigger 9 corresponds to a specific suction cup 11, the laser trigger 9 can accurately obtain the data of the suction cup 11 at the output position at the bottom of the fixed ring 2 during the rotation of the fixed ring 2, and can also accurately limit the position of the suction cup 11;

[0066] S3. The arrangement of the handle 38, the control button 40, and the cable connection port 41 is conducive to improving the flexibility of the pneumatic suction cup 11. The third servo motor 42 drives the third driving gear 43 to rotate. The rotation of the third driving gear 43 can drive the rack 44 to move in the first slide groove 45, thereby adjusting the position of the third electric telescopic cylinder 48. The third electric telescopic cylinder 48 can adjust the position of the mounting base 1 and the suction cup 11.

[0067] S4, the second electric telescopic cylinder 29 can adjust the height of the connecting block 3 and the mounting base 1, and the second servo motor 36 drives the driving shaft 35 and the second driving gear 34 to rotate, thereby adjusting the rotation of the second driven gear 33. The rotation of the second driven gear 33 can adjust the angle of the connecting block 3 and the mounting base 1;

[0068] S5. Control the first electric telescopic cylinder 17 to push the air pump 18 downward, thereby moving the bottom of the outer wall of the air pump 18 into the placement groove 22. Then, the first annular sealing ring 19 and the second annular sealing ring 24 are provided to prevent gas leakage during the transmission process, thereby improving the efficiency and stability of gas transmission. By connecting the air pipe 25 and the hose 26, the gas can be stably delivered to the suction cup 11 without affecting the buffer adjustment function of the suction cup 11.

[0069] S6. The arrangement of the mounting seat 1, the threaded rod 27 and the limiting block 28 is conducive to improving the efficiency of disassembly, assembly and replacement of the fixed ring 2;

[0070] S3 also includes the following steps:

[0071] The arrangement of S31, the second slide groove 47 and the limit block 46 is conducive to ensuring the movement stability of the third electric telescopic cylinder 48;

[0072] S5 also includes the following steps:

[0073] S51. When the suction cup 11 is used for adsorption, the pressure spring 15 is set, and when the connecting tube 10 and the suction cup 11 are used for adsorption of the narrow strip, the elastic action of the pressure spring 15 can play a buffering and regulating role, thereby avoiding the situation where the suction cup 11 or the narrow strip is damaged due to external force impact during adsorption.

[0074] Working principle: the first servo motor 6 drives the first driving gear 5 to rotate, and then drives the first driven gear 8 to rotate and the fixed ring 2 to rotate. Through the setting of the laser emitter 7, laser trigger 9, connecting tube 10 and suction cup 11, each laser trigger 9 corresponds to a specific suction cup 11, and then during the rotation of the fixed ring 2, the laser trigger 9 can accurately obtain the suction cup 11 data at the output position of the bottom of the fixed ring 2. At the same time, the position of the suction cup 11 can also be accurately limited. Then, according to the width of the narrow strip as needed, the corresponding suction cup 11 can be adjusted and selected, thereby improving the adsorption effect of the narrow strip. Through the setting of the pressure spring 15, when using the connection When the tube 10 and the suction cup 11 adsorb the narrow strip, the elastic effect of the pressure spring 15 can play a buffering and regulating role, thereby avoiding the situation where the suction cup 11 or the narrow strip is damaged due to external force impact during adsorption. The laser emitter 7 and the laser trigger 9 obtain the suction cup 11 data of the output position at the bottom of the fixed ring 2, and after limiting the position of the suction cup 11, the first electric telescopic cylinder 17 is controlled to push the air pump 18 to move downward, thereby moving the bottom of the outer wall of the air pump 18 to the placement groove 22, and then through the setting of the first annular sealing ring 19 and the second annular sealing ring 24, the gas is prevented from leaking during the transmission process, thereby improving the efficiency and stability of gas transmission. The setting of the connecting air pipe 25 and the hose 26 can not only stably deliver the gas to the suction cup 11, but also will not affect the buffer adjustment function of the suction cup 11. The setting of the mounting base 1, the threaded rod 27 and the limiting block 28 is conducive to improving the disassembly and assembly efficiency of the fixed ring 2. The height of the connecting block 3 and the mounting base 1 can be adjusted by the second electric telescopic cylinder 29. The second servo motor 36 drives the driving shaft 35 and the second driving gear 34 to rotate, and then the second driven gear 33 can be adjusted to rotate. The rotation of the second driven gear 33 can adjust the angle of the connecting block 3 and the mounting base 1, and then when the suction cup 11 is used to absorb the narrow strip, it can be used to adjust the curvature of the narrow strip. The pneumatic suction cup 11 is adsorbed, thereby improving the accuracy and stability of the adsorption. The arrangement of the handle 38, the control button 40 and the cable connection port 41 is conducive to improving the flexibility of use of the pneumatic suction cup 11. The third servo motor 42 drives the third driving gear 43 to rotate. The rotation of the third driving gear 43 can drive the rack 44 to move in the first slide groove 45, thereby adjusting the position of the third electric telescopic cylinder 48. The arrangement of the second slide groove 47 and the limit block 46 is conducive to ensuring the movement stability of the third electric telescopic cylinder 48. At the same time, the third electric telescopic cylinder 48 can adjust the position of the mounting base 1 and the suction cup 11, thereby improving the adsorption stability when adsorbing a long narrow strip.

[0075] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be included therein. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

Claims

1. A narrow strip pneumatic suction cup, comprising a mounting seat (1), a fixing ring (2) and a connecting block (3), characterized in that: The outer wall of the mounting seat (1) is movably connected to a fixed ring (2), and a connecting block (3) is installed on one side of the mounting seat (1); A groove (4) is provided on the top of the outer wall of the mounting seat (1), a first driving gear (5) is installed on the inner wall of the groove (4), a first servo motor (6) is installed on the inner wall of the groove (4), and an output end of the first servo motor (6) is installed on one side of the first driving gear (5), and a laser emitter (7) is embedded and installed on one side of the outer wall of the mounting seat (1); A first driven gear (8) is provided on one side of the inner wall of the fixed circular ring (2), and the outer wall of the first driven gear (8) is meshed with the outer wall of the first driving gear (5); four laser triggers (9) are mounted on the inner wall of the fixed circular ring (2); four connecting tubes (10) are mounted on the outer wall of the fixed circular ring (2); a suction cup (11) is mounted on one end of the connecting tube (10); and the four laser triggers (9) and the four suction cups (11) are in one-to-one correspondence in design and layout, that is, each laser trigger (9) corresponds to a specific suction cup (11); The outer wall of the fixed ring (2) is provided with a plurality of limiting grooves (12), the inner wall of the limiting groove (12) is provided with a connecting ring (13), and the inner wall of the connecting ring (13) is fixedly connected to the top of the outer wall of the connecting tube (10), a group of fixing rods (14) are installed through the outer side of the top of the connecting ring (13), and both ends of the fixing rods (14) are installed on the inner wall of the limiting groove (12), the outer wall of the fixing rod (14) is movably connected to a pressure spring (15), and one end of the pressure spring (15) is movably connected to the outer side of the top of the connecting ring (13); A movable groove (16) is provided at the bottom of the outer wall of the mounting seat (1), a first electric telescopic cylinder (17) is fitted into the inner wall of the movable groove (16), an air pump (18) is installed at the output end of the first electric telescopic cylinder (17), and a first annular sealing ring (19) is installed at the outer wall of the output end of the air pump (18); The inner wall of the fixed ring (2) is provided with four placement grooves (22), and the inner wall of the placement groove (22) is movably connected to the outer wall of the air pump (18). A connecting groove (23) is provided in the middle of the inner bottom wall of the placement groove (22). A second annular sealing ring (24) is installed on the inner wall of the connecting groove (23), and the top of the second annular sealing ring (24) is movably connected to the bottom of the first annular sealing ring (19). A connecting air pipe (25) is installed through the middle of the inner bottom wall of the connecting groove (23), and a hose (26) is fixedly connected to the bottom of the connecting air pipe (25). The other end of the hose (26) is installed through the inner wall of the suction cup (11).

2. A narrow strip pneumatic suction cup according to claim 1, characterized in that: A threaded rod (27) is installed in the middle of the other side of the mounting seat (1), and the outer wall of the threaded rod (27) is threadedly connected to a limiting block (28), and the outer wall of one side of the limiting block (28) is movably connected to the other side of the outer wall of the fixed ring (2).

3. The narrow strip pneumatic suction cup according to claim 1, characterized in that: The top of the connecting block (3) is mounted on the output end of the second electric telescopic cylinder (29). A rotating shaft (31) is mounted on the top of the second electric telescopic cylinder (29). The outer wall of the rotating shaft (31) is movably connected to a rotating sleeve (32). A second driven gear (33) is provided on the inner wall of the rotating shaft (31). The outer wall of the second driven gear (33) is meshed with a second driving gear (34). A driving shaft (35) is mounted on one end of the second driving gear (34). One end of the driving shaft (35) passes through the inner wall of the rotating sleeve (32) and is mounted with a second servo motor (36). One end of the second servo motor (36) is mounted on the outer wall of the rotating sleeve (32).

4. The narrow strip pneumatic suction cup according to claim 3, characterized in that: One end of the rotating sleeve (32) is mounted on the output end of the third electric telescopic cylinder (48). The outer wall of the third electric telescopic cylinder (48) is movably connected to the inner wall of the fixed tube (37). A handle (38) is mounted on the top of the fixed tube (37). A console (39) is mounted on the front end of the top of the handle (38). A control button (40) and a cable connection port (41) are mounted on the top of the console (39). The control button (40) is used for manual control, and the cable connection port (41) is used for connecting to a mechanical automatic control system.

5. The narrow strip pneumatic suction cup according to claim 4, characterized in that: A third servo motor (42) is installed in the middle of one side of the fixed tube (37), and an output end of the third servo motor (42) passes through one side of the fixed tube (37) and is installed with a third driving gear (43). The outer wall of the third driving gear (43) is meshed with a group of racks (44), and one end of a group of the racks (44) is respectively installed on the outer wall of the third electric telescopic cylinder (48). The top and bottom of the inner wall of the fixed tube (37) are both provided with a first slide groove (45), and the inner wall of the first slide groove (45) is movably connected to the outer wall of the rack (44). Both ends of the inner wall of the fixed tube (37) are provided with a limit block (46), the outer wall of the limit block (46) is movably connected to the inner wall of the second slide groove (47), and the second slide groove (47) is opened on the outer wall of the third electric telescopic cylinder (48).

6. A method for using a narrow strip pneumatic suction cup according to any one of claims 1 to 5, characterized in that: The working steps of the narrow strip pneumatic suction cup are as follows: S1, driving the first driving gear (5) to rotate via the first servo motor (6), thereby driving the first driven gear (8) to rotate and the fixed ring (2) to rotate, so as to select different suction cups (11); S2. By setting up a laser emitter (7), a laser trigger (9), a connecting tube (10) and a suction cup (11), wherein each laser trigger (9) corresponds to a specific suction cup (11), the data of the suction cup (11) at the output position at the bottom of the fixed ring (2) can be accurately obtained through the laser trigger (9) during the rotation of the fixed ring (2), and the position of the suction cup (11) can also be accurately limited; S3. The arrangement of the handle (38), the control button (40) and the cable connection port (41) is conducive to improving the flexibility of use of the suction cup (11). The third servo motor (42) drives the third driving gear (43) to rotate. The rotation of the third driving gear (43) can drive the rack (44) to move in the first slide groove (45), thereby adjusting the position of the third electric telescopic cylinder (48). The third electric telescopic cylinder (48) can adjust the position of the mounting base (1) and the suction cup (11); S4, the second electric telescopic cylinder (29) can adjust the height of the connecting block (3) and the mounting seat (1), and the second servo motor (36) drives the driving shaft (35) and the second driving gear (34) to rotate, thereby adjusting the rotation of the second driven gear (33), and the rotation of the second driven gear (33) can adjust the angle of the connecting block (3) and the mounting seat (1); S5, controlling the first electric telescopic cylinder (17) to push the air pump (18) downward, thereby causing the bottom of the outer wall of the air pump (18) to move into the placement groove (22), and then preventing gas leakage during the transmission process through the arrangement of the first annular sealing ring (19) and the second annular sealing ring (24), thereby improving the efficiency and stability of gas transmission, and by connecting the air pipe (25) and the hose (26), not only can the gas be stably delivered to the suction cup (11), but also the buffer adjustment function of the suction cup (11) will not be affected; S6. The arrangement of the mounting seat (1), the threaded rod (27) and the limiting block (28) is conducive to improving the efficiency of disassembly, assembly and replacement of the fixed ring (2).

7. The method for using a narrow strip pneumatic suction cup according to claim 6, characterized in that: The S3 also includes the following steps: The arrangement of S31, the second slide groove (47) and the limit block (46) is conducive to ensuring the movement stability of the third electric telescopic cylinder (48); The step S5 further includes the following steps: S51. When the suction cup (11) is used for adsorption, the pressure spring (15) is set, and when the connecting tube (10) and the suction cup (11) are used to adsorb the narrow strip, the elastic action of the pressure spring (15) can play a buffering and regulating role, thereby avoiding the situation in which the suction cup (11) or the narrow strip is damaged due to external force impact during adsorption.

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