CN216575492U

CN216575492U - Psammitolite transport hand claw

Info

Publication number: CN216575492U
Application number: CN202121622011.5U
Authority: CN
Inventors: 孙超; 刘宗毅; 宗鹏程; 翟宵天
Original assignee: Liding Intelligent Equipment Qingdao Group Co ltd
Current assignee: Liding Intelligent Equipment Qingdao Group Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2022-05-24
Anticipated expiration: 2031-07-16

Abstract

The utility model discloses a sand core carrying paw which comprises a finger support, wherein a transmission device is arranged in the middle inside the finger support, a synchronization system is arranged at one end of the finger support, grabbing fingers are arranged on two sides of the lower end of the finger support, and a rotating device is arranged at the lower end inside the grabbing fingers. Has the advantages that: according to the utility model, the purpose of grabbing is achieved by conveniently grabbing the opening and closing between fingers through the transmission device, the synchronous motion between the fingers is facilitated through the design of the synchronous system, the sand mold is convenient to drive to overturn at different angles through the design of the rotating device, so that floating sand and infiltration liquid in the sand mold are poured, the practicability of the device is improved, the device can be stopped accurately at any position through the servo motor, the workpiece can be conveyed in place while the workpiece is not damaged, a rigid grabbing point is not required to be increased, the demolding difficulty is reduced, the device is sealed by the design of the stainless steel shell to be suitable for the infiltration working environment, and liquid and floating sand are prevented from entering.

Description

Psammitolite transport hand claw

Technical Field

The utility model relates to the technical field of conveying paw equipment, in particular to a sand core conveying paw.

Background

In traditional sand mould manufacture process, all processes are manual operation, along with the application of 3D printing in the mould manufacturing industry field, 3D printing sand mould is produced at present, along with the rise of 3D printing sand mould, also more and more high to the automation requirement of production process, but because of the particularity of sand mould industry, the variety is various, the production quantity is few, frequently the type change, in order to reach higher layout rate, need have the sand mould of multiple single quantity in the same sand box, this has just provided higher requirement to the automation paw, the automation paw compatibility that has usual is poor, the work piece that the difference is big just need to be changed finger and paster and solve, and heavy paw is less relatively, it is high and can satisfy heavy complicated transport paw to provide the compatibility more. Some sand moulds are very big and heavy in the carrying process, one person can not operate, 2-3 persons are needed to finish the sand moulds simultaneously, the labor cost is high, the sand moulds are formed by the adhesion of curing agents, the rigidity is insufficient, rigid grabbing points need to be added in the sand moulds, and the difficulty in demoulding of later-period castings is increased.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sand core carrying paw aiming at the problems in the related art, and aims to overcome the technical problems in the related art.

Therefore, the utility model adopts the following specific technical scheme:

the utility model provides a psammitolite transport hand claw, includes the finger support, the inside middle part of finger support is provided with transmission, the one end of finger support is provided with synchronization system, the lower extreme both sides of finger support all are provided with snatchs the finger, the inside lower extreme that snatchs the finger is provided with rotary device.

Furthermore, the transmission device comprises a V-shaped shaft connected with the finger support, linear guide rails are arranged on two sides of the V-shaped shaft, sliding blocks are arranged on two sides of each linear guide rail, and an organ cover is arranged in the middle of each linear guide rail.

Furthermore, the synchronizing system comprises a mounting rack connected with the finger support, a first servo motor is arranged in the middle of the mounting rack, a synchronous belt wheel is arranged at one end of the first servo motor, and the synchronous belt wheel is connected with the V shaft through a conveying belt.

Further, snatch the finger include with the stainless steel shell that the slider is connected, stainless steel shell's upper end edge be provided with slider complex slider mounting panel, stainless steel shell's upper end middle part is provided with the lead screw seat, one side of stainless steel shell is provided with servo motor two, stainless steel shell's inside middle part be provided with the drive gear group that servo motor two are connected.

Furthermore, the transmission gear set comprises a first bevel gear connected with the second servo motor, a second bevel gear is arranged at the lower end of the first bevel gear, a third bevel gear is arranged at the lower end of the second bevel gear, a fourth bevel gear is arranged at the lower end of the third bevel gear, and a gear adjusting device is arranged on one side of the third bevel gear.

Furthermore, the rotating device comprises a fifth bevel gear connected with the fourth bevel gear, a transmission shaft is arranged in the middle of the fifth bevel gear, a plurality of bearing seats are arranged in the middle of the transmission shaft, angular contact ball bearings are arranged in the middle of the bearing seats, and a mechanical sealing cover is arranged at one end of the transmission shaft.

Furthermore, the gear adjusting device comprises a rotating shaft penetrating through the stainless steel shell, and an adjusting valve connected with the bevel gear III is arranged in the middle of the rotating shaft.

Furthermore, round nuts are arranged on one side of the second bevel gear, one side of the third bevel gear and one side of the fourth bevel gear.

The utility model provides a sand core carrying paw, which has the following beneficial effects: according to the utility model, the opening and closing of the gripping fingers are facilitated through the transmission device to achieve the purpose of gripping, the design of the synchronous system is convenient for the synchronous motion of the gripping fingers, the design of the rotating device is convenient for driving the sand mold to overturn at different angles so as to dump floating sand and infiltration liquid in the sand mold, the practicability of the device is improved, the device can be stopped accurately at any position under the action of the transmission device, the workpiece can be carried in place without damaging the workpiece, a rigid gripping point is not required to be added, the demolding difficulty is reduced, the device is sealed through the design of the stainless steel shell to be suitable for the infiltration working environment, and the internal gear is used for preventing liquid and floating sand from entering.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic diagram of a sand core handling gripper according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of the configuration of the gripping fingers of a sand core handling gripper according to an embodiment of the present invention;

FIG. 3 is a schematic diagram of the configuration of the drive gear set of the sand core handling gripper according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a rotary device of a sand core handling gripper according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a stainless steel housing of a sand core handling gripper according to an embodiment of the present invention.

In the figure:

1. a finger rest; 2. a transmission device; 3. a synchronization system; 4. grabbing fingers; 5. a rotating device; 6. a V-axis; 7. a linear guide rail; 8. a slider; 9. an organ cover; 10. a mounting frame; 11. a first servo motor; 12. a synchronous pulley; 13. a stainless steel housing; 14. a slider mounting plate; 15. a lead screw seat; 16. a servo motor II; 17. a drive gear set; 18. a first bevel gear; 19. a second bevel gear; 20. a third bevel gear; 21. a gear adjustment device; 22. fifthly, a bevel gear; 23. a drive shaft; 24. a bearing seat; 25. angular contact ball bearings; 26. a mechanical seal cover; 27. a rotating shaft; 28. adjusting a valve; 29. a round nut; 30. and a fourth bevel gear.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the utility model, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

According to an embodiment of the present invention, a sand core handling gripper is provided.

The first embodiment is as follows:

as shown in fig. 1 to 5, the sand core carrying paw comprises a finger support 1, wherein a transmission device 2 is arranged in the middle of the inside of the finger support 1, a synchronization system 3 is arranged at one end of the finger support 1, grabbing fingers 4 are arranged on two sides of the lower end of the finger support 1, and a rotating device 5 is arranged at the lower end of the inside of the grabbing fingers 4. Conveniently snatch opening and shutting between the finger 4 through transmission 2 and reach the purpose of snatching, synchronous system 3's design is convenient for snatch the synchronous motion between the finger 4, the design through rotary device 5 is convenient for drive the different angle upsets of sand mould to empty the superficial sand and the infiltration liquid of sand mould the inside, improve the practicality of device, and can accurate stop in optional position through transmission 2's effect, with the work piece transport target in place when not hindering the work piece, need not to increase rigidity and snatch the point, reduce the drawing of patterns degree of difficulty.

Example two:

as shown in fig. 1-5, the finger rack comprises a finger rack 1, a transmission device 2 is arranged in the middle of the inside of the finger rack 1, a synchronization system 3 is arranged at one end of the finger rack 1, grabbing fingers 4 are arranged on both sides of the lower end of the finger rack 1, and a rotating device 5 is arranged at the lower end of the inside of the grabbing fingers 4; the transmission device 2 comprises a V-shaped shaft 6 connected with the finger support 1, linear guide rails 7 are arranged on two sides of the V-shaped shaft 6, sliding blocks 8 are arranged on two sides of each linear guide rail 7, and an organ cover 9 is arranged in the middle of each linear guide rail 7; the synchronous system 3 comprises an installation frame 10 connected with the finger support 1, a servo motor I11 is arranged in the middle of the installation frame 10, a synchronous belt wheel 12 is arranged at one end of the servo motor I11, and the synchronous belt wheel 12 is connected with the V shaft 6 through a conveying belt. The V-shaft 6 is matched with the synchronous system 3 to drive the grabbing fingers 4 to move, the linear guide rail 7 is matched with the sliding block 8 to position the moving track of the grabbing fingers 4, the organ cover 9 is designed to avoid damage to the device caused by impact between the grabbing fingers 4, the servo motor 11 is fixed through the mounting frame 10, power is transmitted to the V-shaft 6 through the synchronous belt wheel 12 and the conveying belt, and the purpose of driving the device is achieved.

Example three:

as shown in fig. 1-5, the finger rack comprises a finger rack 1, a transmission device 2 is arranged in the middle of the inside of the finger rack 1, a synchronization system 3 is arranged at one end of the finger rack 1, grabbing fingers 4 are arranged on two sides of the lower end of the finger rack 1, and a rotating device 5 is arranged at the lower end of the inside of the grabbing fingers 4. Snatch finger 4 include with the stainless steel shell 13 that slider 8 is connected, the upper end edge of stainless steel shell 13 be provided with slider 8 complex slider mounting panel 14, the upper end middle part of stainless steel shell 13 is provided with lead screw seat 15, one side of stainless steel shell 13 is provided with servo motor two 16, the inside middle part of stainless steel shell 13 be provided with the drive gear group 17 that servo motor two 16 are connected. The transmission gear set 17 comprises a first bevel gear 18 connected with the second servo motor 16, a second bevel gear 19 is arranged at the lower end of the first bevel gear 18, a third bevel gear 20 is arranged at the lower end of the second bevel gear 19, a fourth bevel gear 30 is arranged at the lower end of the third bevel gear 20, and a gear adjusting device 21 is arranged on one side of the third bevel gear 20. The rotating device 5 comprises a bevel gear five 22 connected with a bevel gear four 30, a transmission shaft 23 is arranged in the middle of the bevel gear five 22, a plurality of bearing seats 24 are arranged in the middle of the transmission shaft 23, angular contact ball bearings 25 are arranged in the middle of the bearing seats 24, and a mechanical sealing cover 26 is arranged at one end of the transmission shaft 23. The gear adjusting device 21 comprises a rotating shaft 27 penetrating through the stainless steel shell 13, and an adjusting valve 28 connected with the bevel gear III 20 is arranged in the middle of the rotating shaft 27. And round nuts 29 are arranged on one sides of the second bevel gear 19, the third bevel gear 20 and the fourth bevel gear 30. The device is sealed by the design of the stainless steel shell 13 to be suitable for the working environment of infiltration, and the internal gear is used for preventing liquid and floating sand from entering. The rotary device 5 is driven by the servo motor II 16 in cooperation with the transmission gear set 17, the smoothness of screw transmission is ensured by the design of the screw seat 15, the transmission gear set 17 is designed to have higher transmission ratio and stronger stability of gear transmission, the bevel gear five 22 is driven by the transmission gear set 17, the transmission shaft 23 is driven to rotate by the bevel gear five 22, the sand mold is conveniently driven to overturn at different angles so as to dump floating sand and infiltration liquid in the sand mold, the practicability of the device is improved, the bearing is convenient to install by the design of the bearing seat 24, the friction force between the transmission shaft 23 and the stainless steel shell 13 is reduced by the design of the ball bearing angular contact 25 so as to facilitate the rotation of the transmission shaft 23 and reduce the abrasion of the device, the device is sealed by the mechanical sealing cover 26 to be suitable for the infiltration working environment, the internal gear is used for preventing liquid and floating sand from entering, the regulating valve 28 is driven by the rotating shaft 27 to work so as to achieve the purpose of regulating the gear, the round nuts 29 are designed to fix the respective helical gears to prevent the gears from shifting loose to cause a reduction in transmission efficiency.

For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.

In practical application, the grabbing purpose is achieved by conveniently grabbing the opening and closing of the fingers 4 through the transmission device 2, the synchronous motion of the grabbing fingers 4 is facilitated through the design of the synchronous system 3, the sand mold casting mold is conveniently driven to overturn at different angles through the design of the rotating device 5, so that floating sand and impregnating solution in the sand mold are poured, the practicability of the device is improved, the device can be stopped accurately at any position under the action of the transmission device 2, the workpiece is carried in place while the workpiece is not damaged, a rigid grabbing point is not required to be increased, and the demolding difficulty is reduced; the V-shaft 6 is matched with the synchronous system 3 to drive the grabbing fingers 4 to move, the linear guide rail 7 is matched with the sliding block 8 to position the moving track of the grabbing fingers 4, the organ cover 9 is designed to prevent the grabbing fingers 4 from being damaged due to collision, the servo motor I11 is fixed through the mounting frame 10, power is transmitted to the V-shaft 6 through the synchronous belt wheel 12 and the conveying belt, and the purpose of driving the device is achieved; the device is sealed by the design of a stainless steel shell 13 and is suitable for the infiltration working environment, and an internal gear is used for preventing liquid and floating sand from entering; the rotary device 5 is driven by the servo motor II 16 matched with the transmission gear set 17, the smoothness of screw transmission is ensured by the design of the screw seat 15, the designed transmission ratio of the transmission gear set 17 is higher, the stability of gear transmission is higher, the bevel gear five 22 is driven by the transmission gear set 17, the transmission shaft 23 is driven to rotate by the bevel gear five 22, the sand mold is conveniently driven to overturn at different angles so as to pour floating sand and infiltration liquid in the sand mold, the practicability of the device is improved, the bearing is convenient to install by the design of the bearing seat 24, the friction force between the transmission shaft 23 and the stainless steel shell 13 is reduced by the design of the angular contact ball bearing 25, the transmission shaft 23 is convenient to rotate, the abrasion of the device is reduced, the device is sealed by the design of the mechanical sealing cover 26 and is suitable for the infiltration working environment, the internal gear is used for preventing liquid and floating sand from entering, the regulating valve 28 is driven to work by the rotating shaft 27 so as to achieve the purpose of regulating the gear, the round nuts 29 are designed to fix the respective helical gears to prevent the gears from shifting loose to cause a reduction in transmission efficiency.

In conclusion, according to the technical scheme of the utility model, the purpose of grabbing is achieved by conveniently opening and closing the grabbing fingers 4 through the transmission device 2, the synchronous system 3 is designed to facilitate synchronous movement of the grabbing fingers 4, the sand mold is conveniently driven to overturn at different angles through the design of the rotating device 5 so as to pour floating sand and immersion liquid in the sand mold, the practicability of the device is improved, the device can be stopped accurately at any position under the action of the transmission device 2, the workpiece can be conveyed in place without damaging the workpiece, rigid grabbing points are not required to be added, the demolding difficulty is reduced, the device is sealed in a working environment suitable for infiltration through the design of the stainless steel shell 13, and the internal gear is used for preventing liquid and floating sand from entering.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a psammitolite transport hand claw, its characterized in that, includes finger support (1), the inside middle part of finger support (1) is provided with transmission (2), the one end of finger support (1) is provided with synchronization system (3), the lower extreme both sides of finger support (1) all are provided with and snatch finger (4), the inside lower extreme of snatching finger (4) is provided with rotary device (5), transmission (2) include with V axle (6) that finger support (1) is connected, the both sides of V axle (6) all are provided with linear guide (7), the both sides of linear guide (7) all are provided with slider (8), the middle part of linear guide (7) is provided with organ cover (9).

2. A sand core handling gripper according to claim 1, characterised in that the synchronisation system (3) comprises a mounting bracket (10) connected to the finger rest (1), the centre of the mounting bracket (10) is provided with a first servomotor (11), one end of the first servomotor (11) is provided with a synchronising pulley (12), and the synchronising pulley (12) is connected to the V-shaft (6) via a conveyor belt.

3. The sand core carrying gripper as claimed in claim 2, wherein the grabbing fingers (4) comprise a stainless steel shell (13) connected with the sliding block (8), a sliding block mounting plate (14) matched with the sliding block (8) is arranged at the upper end corner of the stainless steel shell (13), a lead screw seat (15) is arranged in the middle of the upper end of the stainless steel shell (13), a second servo motor (16) is arranged on one side of the stainless steel shell (13), and a transmission gear set (17) connected with the second servo motor (16) is arranged in the middle of the inside of the stainless steel shell (13).

4. A sand core handling gripper as defined in claim 3, wherein said transmission gear train (17) comprises a first bevel gear (18) connected to said second servo motor (16), a second bevel gear (19) provided at the lower end of said first bevel gear (18), a third bevel gear (20) provided at the lower end of said second bevel gear (19), a fourth bevel gear (30) provided at the lower end of said third bevel gear (20), and a gear adjustment means (21) provided at one side of said third bevel gear (20).

5. The sand core handling gripper as claimed in claim 4, characterized in that the rotating device (5) comprises a bevel gear five (22) connected with the bevel gear four (30), a transmission shaft (23) is arranged in the middle of the bevel gear five (22), a plurality of bearing seats (24) are arranged in the middle of the transmission shaft (23), angular contact ball bearings (25) are arranged in the middle of the bearing seats (24), and a mechanical sealing cover (26) is arranged at one end of the transmission shaft (23).

6. A sand core handling gripper according to claim 5, characterised in that the gear adjustment means (21) comprises a shaft (27) extending through the stainless steel housing (13), the shaft (27) being provided with an adjustment valve (28) in the middle thereof which is connected to the bevel gear three (20).

7. The sand core handling gripper as claimed in claim 6, characterised in that one side of said bevel gear two (19), said bevel gear three (20) and said bevel gear four (30) are provided with round nuts (29).