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CN-121972942-A - Manipulator for automatically mounting tyre mould pin

CN121972942ACN 121972942 ACN121972942 ACN 121972942ACN-121972942-A

Abstract

The invention discloses a manipulator for automatically mounting a tire mold pin, which particularly relates to the technical field of robots, and comprises an operating mechanical arm and an assembly actuator, wherein the assembly actuator comprises a connecting seat, the connecting seat is arranged at the execution end of the operating mechanical arm, a sliding seat is slidably arranged in the connecting seat, a push rod is slidably arranged in the sliding seat, a movable driver for driving the sliding seat to move is arranged in the connecting seat, a pushing guide seat is fixedly arranged at one end of the connecting seat corresponding to the push rod, and a positioning guide tube is arranged at one end of the pushing guide seat, which is away from the sliding seat. According to the invention, rapid and large-batch automatic assembly can be performed, and the pin structure can be precisely guided by the positioning guide pipe before entering the installation hole site, and in the installation process of the pin structure, the pin structure can be gradually pushed by hammering of the pushing component, so that the pin structure has a certain buffer time, the assembly precision is high, the assembly speed is faster, and the safety is higher.

Inventors

  • LV XIAOMING

Assignees

  • 北京恒信凯博科技有限公司

Dates

Publication Date
20260505
Application Date
20260228

Claims (10)

  1. 1. The manipulator for automatically mounting the tire mold pin comprises a manipulation mechanical arm (1) and an assembly actuator (2), wherein the assembly actuator (2) comprises a connecting seat (21), and the connecting seat (21) is mounted at the execution end of the manipulation mechanical arm (1), and is characterized in that a sliding seat (22) is slidably mounted in the connecting seat (21), a push rod (4) is slidably mounted in the sliding seat (22), and a moving driver (23) for driving the sliding seat (22) to move is arranged in the connecting seat (21); one end of the connecting seat (21) corresponding to the pushing rod (4) is fixedly provided with a pushing guide seat (3), one end of the pushing guide seat (3) deviating from the sliding seat (22) is provided with a positioning guide tube (31), the pushing rod (4) is slidably arranged in the pushing guide seat (3), a feeding cavity (33) is further formed in the pushing guide seat (3), and the feeding cavity (33) is connected with a feeding assembly (32); one end of the sliding seat (22) away from the pushing rod (4) is provided with a pushing component (24), and the pushing component (24) is a hammering pushing component; The pushing guide seat (3) is provided with a cooling component, and the cooling component is used for cooling the inner area of the feeding cavity (33).
  2. 2. The manipulator for automatically installing the tire mold pin according to claim 1, wherein one end of the ejector rod (4) positioned inside the pushing guide seat (3) is provided with a pushing head (41), the cooling assembly comprises an air injection pipe (331) and an air extraction pipe (332), the air injection pipe (331) and the air extraction pipe (332) are respectively installed at the top and the bottom of the pushing guide seat (3), the air injection pipe (331) is connected with an air injection device, the air extraction pipe (332) is connected with an air extraction device, and the air injection device is connected with a low-temperature gas source, so that the air injection pipe (331) inputs low-temperature gas into the feeding cavity (331).
  3. 3. The manipulator for automatically installing the tire mold pin according to claim 2, wherein the pushing component (24) comprises a pneumatic hammer (241), the pneumatic hammer (241) is fixedly installed on the sliding seat (22), a hammer head (242) is fixedly installed at the output end of the pneumatic hammer (241), the pneumatic hammer (241) is used for driving the hammer head (242) to move, a contact pressure head (42) is arranged at one end of the pushing component (24) corresponding to the pushing component (4), a reset elastic piece (43) is arranged between the contact pressure head (42) and the sliding seat (22), and the reset elastic piece (43) is used for providing an elastic force for the contact pressure head (42) to approach the pushing component (24).
  4. 4. The manipulator for automatically mounting the tire mold pin according to claim 2, wherein the pushing cushion block (6) is arranged at the end part of the pushing head (41), the hardness of the pushing cushion block (6) is lower than that of the pushing head (41) and the pin structure (51), the outer wall diameter of the pushing head (41) is smaller than that of the inner wall of the positioning guide tube (31), the outer wall diameter of the pushing cushion block (6) is the same as that of the pushing head (41), a shaping extrusion cavity (34) is further arranged in the pushing guide seat (3), the shaping extrusion cavity (34) is located at one end, far away from the positioning guide tube (31), of the feeding cavity (33), and a shaping assembly is arranged in the pushing guide seat (3) at the position corresponding to the shaping extrusion cavity (34).
  5. 5. The automatic tire mold pin mounting manipulator according to claim 4, wherein the shaping assembly comprises two shaping press blocks (7), the shaping press blocks (7) are slidably mounted in the pushing guide seat (3), the two shaping press blocks (7) are respectively located at two sides of the shaping extrusion cavity (34), semicircular grooves are formed in one sides, close to each other, of the two shaping press blocks (7), the semicircular grooves are matched with the pushing head (41) and the outer wall of the pushing cushion block (6), when the two shaping press blocks (7) are in contact with each other, the two semicircular grooves are spliced into a cylindrical hole, the diameter of the inner wall of the cylindrical hole is identical to that of the outer wall of the pushing head (41), the hardness of the shaping press blocks (7) is higher than that of the pushing cushion block (6), the shaping assembly further comprises two pressing drivers (71), the pressing drivers (71) are relatively fixed with the pushing guide seat (3), and the output ends of the pressing drivers (71) are fixedly connected with the shaping press blocks (7).
  6. 6. The automatic tire mold pin mounting manipulator according to claim 5, wherein the pushing cushion block (6) and the pushing head (41) are connected by negative pressure adsorption, a negative pressure runner (44) is arranged in the pushing rod (4), one end of the negative pressure runner (44) extends to the end part of the pushing head (41), the other end of the negative pressure runner (44) extends to the contact pressure head (42), a negative pressure pipe (45) is arranged on the contact pressure head (42), the negative pressure pipe (45) is communicated with the negative pressure runner (44), and the negative pressure pipe (45) is connected with an air extracting device through a pipeline and used for extracting air from the negative pressure runner (44) to enable a contact part of the pushing head (41) and the pushing cushion block (6) to form negative pressure.
  7. 7. The automatic tire mold pin mounting manipulator according to claim 6, wherein a feeding cavity (35) is further arranged in the pushing guide seat (3), the feeding cavity (35) is located at one end, far away from the feeding cavity (33), of the shaping extrusion cavity (34), the diameter of the inner wall of the feeding cavity (35) is the same as that of the inner wall of the positioning guide tube (31), a feeding component (36) is further arranged on the pushing guide seat (3), and the feeding component (36) is used for conveying the pushing cushion block (6) into the feeding cavity (35).
  8. 8. The automatic tire mold pin mounting manipulator according to claim 7, wherein the material supplementing assembly (36) is an inclined material pipe, the inclined material pipe is fixedly mounted on the pushing guide seat (3), the bottom end of the inclined material pipe is communicated with the material supplementing cavity (35) through an arc channel, and a plurality of pushing cushion blocks (6) are stacked in the material supplementing assembly (36).
  9. 9. The automatic tire mold pin mounting manipulator according to claim 8, wherein the pushing pad (6) is provided with a clamping protrusion (61) corresponding to one end of the pushing head (41), the end of the pushing head (41) is provided with a clamping groove (411), the clamping protrusion (61) and the clamping groove (411) are mutually clamped, and the clamping protrusion (61) and the clamping groove (411) are in a spherical structure.
  10. 10. The manipulator for automatically installing the tire mold pins according to claim 9, wherein the gas injection pipe (331) is arranged deviated from the central area of the feeding cavity (33), the low-temperature gas injection direction of the gas injection pipe (331) is tangential to the outer wall of the pushing cushion block (6), and a plurality of groups of axial grooves (62) are formed in the circumferential side wall of the pushing cushion block (6).

Description

Manipulator for automatically mounting tyre mould pin Technical Field The invention relates to the technical field of robots, in particular to a manipulator for automatically mounting a tire mold pin. Background In modern manufacturing systems, production and assembly are key links connecting part processing and final product delivery, directly determining the functional integrity, quality consistency, cost efficiency and market competitiveness of the product. In the industries of automobiles, aerospace, electronics, medical appliances, high-end equipment and the like, the product structure is increasingly complex, the number of parts is huge, the tolerance requirement is severe (often reaching the micron level), and the high requirements on reliability and safety are raised. In industrial products, there are many pin structures (i.e. small cylindrical structures), such as pins per se, or exhaust pin sleeves (also called "exhaust sleeves", "exhaust inserts" or "air pin sleeves") commonly used in molds (e.g. tire vulcanizing molds), structures with holes, valves, etc. inside, or directly using porous air-permeable steel, which is a standard or custom part for assisting in exhaust in injection molds or die-casting molds, and it mainly has the function of exhausting air and volatile gases in the mold cavity during the mold closing process, the process of injecting molten plastic or metal into the mold cavity, preventing product defects caused by the inability of timely exhaust of gases, or small mechanical short shafts in many small devices or toys, etc. In traditional scheme, to among the structure of above-mentioned pin class, adopt the mode of manual installation to operate more, to some products that match compactness is higher, except installing above-mentioned pin class structure to corresponding hole, still need exert certain pressure, just can let the pin class structure accomplish the installation, for example use the manual hammer to guarantee that pin class structure gets into the installation hole completely. The scheme is simple and effective, but to some finer pin class structures of diameter to and when needing to install a large amount of pin class structures on the same part, will bring very big amount of labour, and artifical hammering, hammering direction precision is lower, and the condition of damage part appears hammering inaccurately very easily, and then influences production efficiency, still increases the product defective rate easily. Disclosure of Invention The invention provides a manipulator for automatically mounting pins of a tire mold, which aims to solve the problems that when a plurality of pin structures with smaller diameters are required to be mounted on the same component, great labor is brought, manual hammering is performed, hammering direction precision is low, the conditions of inaccurate hammering and damage to the component are easy to occur, production efficiency is further influenced, and defective rate of products is easy to increase. The mechanical arm for automatically mounting the tire mold pin comprises an operating mechanical arm and an assembly actuator, wherein the assembly actuator comprises a connecting seat, the connecting seat is arranged at the execution end of the operating mechanical arm, a sliding seat is slidably arranged in the connecting seat, a push rod is slidably arranged in the sliding seat, and a moving driver for driving the sliding seat to move is arranged in the connecting seat; One end of the connecting seat, which corresponds to the pushing rod, is fixedly provided with a pushing guide seat, one end of the pushing guide seat, which is away from the sliding seat, is provided with a positioning guide pipe, the pushing rod is slidably arranged in the pushing guide seat, a feeding cavity is further formed in the pushing guide seat, and a feeding assembly is connected to the feeding cavity; One end of the sliding seat, which is far away from the pushing rod, is provided with a pushing component, and the pushing component is a hammering type pushing component; The pushing guide seat is provided with a cooling component, and the cooling component is used for cooling the inner area of the feeding cavity. Preferably, the ejector pin is located the inside one end of promotion guide holder and is provided with the propelling movement head, and the cooling subassembly includes gas injection pipe and exhaust tube, and gas injection pipe and exhaust tube are installed respectively in the top and the bottom of promoting the guide holder, and gas injection pipe connection gas injection equipment, exhaust tube connection gas extraction equipment, and gas injection equipment connection low temperature gas source makes the gas injection pipe to input low temperature gas to the material chamber in. Preferably, the pushing component comprises a pneumatic hammer, the pneumatic hammer is fixedly arranged on the sliding seat, a hammer head is fixedly arranged