Lead screw assembly machine

Abstract

A screw rod assembling machine, comprising a frame mechanism, a main body mechanism and a feeding mechanism for conveying nuts, the frame mechanism comprises a frame structure and an outer cover, the main body mechanism comprises a mounting assembly, a screw rod assembling assembly, a nut conveying assembly, a nut locking assembly, a bearing mounting assembly and a gear mounting assembly, the nut conveying assembly, the screw rod assembling assembly, the nut locking assembly, the bearing mounting assembly and the gear mounting assembly are mounted on the mounting assembly, the frame structure is formed with a first mounting area and a second mounting area, the mounting assembly is mounted on the first mounting area, and the feeding mechanism is mounted on the second mounting area, so that the nuts can be conveyed to the nut conveying assembly through the feeding mechanism, the nut conveying assembly conveys the nuts to the position of the nut locking assembly, the nut locking assembly locks the nuts on the screw rod fixed on the screw rod assembling assembly, the bearing mounting assembly is used for mounting the bearing on the screw rod, and the gear mounting assembly is used for mounting the gear on the screw rod.

Description

Technical Field

[0001] This invention relates to the field of automatic lead screw assembly equipment, and more particularly to a lead screw assembly machine. Background Technology

[0002] Currently, in the production of linear motors with a push-type design, the internal lead screw is usually assembled manually. Manual assembly is prone to errors, affecting product quality and resulting in a low pass rate for a large number of products, which also fails to meet market demand. Summary of the Invention

[0003] This invention provides a lead screw assembly machine that can solve the quality problems caused by manual assembly. It is not only highly automated and efficient, saving labor costs, but also effectively ensures product quality.

[0004] This invention provides a lead screw assembly machine, including a frame mechanism, a main body mechanism, and a feeding mechanism for conveying nuts. The frame mechanism includes a frame structure made of aluminum profiles and an outer cover covering the frame structure. The main body mechanism includes an installation assembly, a lead screw assembly, a nut feeding assembly, a nut locking assembly, a bearing mounting assembly, and a gear mounting assembly. The nut feeding assembly, lead screw assembly, nut locking assembly, bearing mounting assembly, and gear mounting assembly are sequentially installed on the installation assembly. The frame structure forms a first installation area and a second installation area along the front-back direction. The installation assembly is installed in the first installation area, and the feeding mechanism is installed in the second installation area, so that the nut can be conveyed to the nut feeding assembly by the feeding mechanism. The nut feeding assembly then conveys the nut to the position of the nut locking assembly. The nut locking assembly locks the nut onto the lead screw fixed on the lead screw assembly. The bearing mounting assembly is used to install the bearing on the lead screw, and the gear mounting assembly is used to install the gear on the lead screw.

[0005] In a lead screw assembly machine according to an embodiment of the present invention, the mounting assembly includes a mounting plate and a first lead screw assembly. The first lead screw assembly is arranged along the length direction of the mounting plate. The nut feeding assembly is installed at the left end of the first lead screw assembly. The locking nut assembly, the bearing mounting assembly, and the gear mounting assembly are sequentially installed at the upper end of the first lead screw assembly. The lead screw assembly is installed on the first lead screw assembly, so that the first lead screw assembly can drive the lead screw assembly to move from the position of the locking nut assembly to the position of the bearing mounting assembly and the gear mounting assembly.

[0006] In a lead screw assembly machine according to an embodiment of the present invention, the lead screw assembly assembly includes an adjusting guide rod assembly, an adjusting support plate, a clamping cylinder, a gripper assembly, and a lead screw assembly plate. The adjusting guide rod assembly is connected to the lower end of the lead screw assembly plate, the lead screw assembly plate is mounted on the first lead screw assembly, the gripper assembly is mounted on the lead screw assembly plate via the clamping cylinder, and the adjusting support plate is movably mounted on the adjusting guide rod assembly.

[0007] In a lead screw assembly machine according to an embodiment of the present invention, the lead screw assembly assembly includes a short lead screw baffle and a lead screw positioning pad. The lead screw positioning pad is spaced apart from the gripper assembly, and the short lead screw baffle is detachably installed between the lead screw positioning pad and the gripper assembly.

[0008] In a lead screw assembly machine according to an embodiment of the present invention, the nut feeding assembly includes a conveying cylinder, a slider mounting plate, a nut feeding block, a slider connecting plate, and a first slider assembly. The slider mounting plate is slidably connected to the side of the mounting plate opposite to the first lead screw assembly via the first slider assembly. The conveying cylinder is mounted on the mounting plate and connected to the slider mounting plate. The slider connecting plate is connected between the slider mounting plate and the nut feeding block. The nut feeding block and the first lead screw assembly are located on the same side of the mounting plate. Nuts on the feeding mechanism are fed into the nut feeding block.

[0009] In a lead screw assembly machine according to an embodiment of the present invention, the feeding mechanism is a vibrating plate, the nut conveying block is provided with a nut receiving groove, and the output end of the vibrating plate is connected to the opening end of the nut receiving groove, so that the nut can be conveyed from the vibrating plate to the nut receiving groove.

[0010] In a lead screw assembly machine according to an embodiment of the present invention, the locking nut assembly includes a locking nut lifting cylinder, a nitrogen spring, and a tightening nut assembly. The cylinder body of the locking nut lifting cylinder is fixed on the mounting plate, the piston rod of the locking nut lifting cylinder is connected to the tightening nut assembly, and the nitrogen spring is connected between the mounting plate and the tightening nut assembly.

[0011] In a lead screw assembly machine according to an embodiment of the present invention, the nut tightening assembly includes a rotary motor, a bearing housing, and a screwdriver sleeve that mates with the nut. The rotary motor is slidably mounted on the mounting plate via the bearing housing, and the screwdriver sleeve is drively connected to the output shaft of the rotary motor.

[0012] In a lead screw assembly machine according to one embodiment of the present invention, the bearing mounting assembly includes a bearing pressing cylinder, a bearing mounting fixture, a dispensing assembly, and a first seat. The bearing pressing cylinder and the dispensing assembly are mounted on the mounting plate via the first seat. The bearing mounting fixture is connected to the piston rod of the bearing pressing cylinder; and / or, The gear mounting assembly includes a gear pressing cylinder, a gear mounting fixture, and a second seat. The gear pressing cylinder is mounted on the mounting plate via the second seat, and the gear mounting fixture is connected to the piston rod of the gear pressing cylinder.

[0013] In a lead screw assembly machine according to an embodiment of the present invention, the main body includes an external thread adhesive application assembly, which is mounted on the mounting plate and located between the locking nut assembly and the bearing mounting assembly. The technical solution provided in this application embodiment can include the following beneficial effects: This application designs a lead screw assembly machine, including a frame mechanism, a main body mechanism, and a feeding mechanism for conveying nuts. The main body mechanism includes an installation component, a lead screw assembly component, a nut feeding component, a nut locking component, a bearing installation component, and a gear installation component. The nut feeding component, lead screw assembly component, nut locking component, bearing installation component, and gear installation component are sequentially installed on the installation component. The frame mechanism forms a first installation area and a second installation area along the front-rear direction. The installation component is installed in the first installation area, and the feeding mechanism is installed in the second installation area, so that the nuts can be conveyed through... After being conveyed to the nut feeding assembly by the feeding mechanism, the nut is then conveyed to the position of the locking nut assembly. The locking nut assembly locks the nut onto the lead screw fixed on the lead screw assembly. The bearing mounting assembly is used to install the bearing onto the lead screw, and the gear mounting assembly is used to install the gear onto the lead screw. This solves the quality problems caused by manual assembly, and not only has a high degree of automation, high work efficiency, and saves labor costs, but also effectively ensures product quality. At the same time, through the above structural design, this application has the advantages of novel design, high degree of automation, high work efficiency, saves labor costs, and effectively ensures product quality.

[0014] It should be understood that the above general description and the following detailed description are exemplary and explanatory only, and do not limit this application. Attached Figure Description

[0015] To more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the following description of the embodiments will be briefly introduced. Obviously, the drawings described below are some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0016] Figure 1 This is a schematic diagram of the structure of a lead screw assembly machine provided in one embodiment of this application; Figure 2 yes Figure 1 An exploded view of the lead screw assembly machine in the diagram; Figure 3 yes Figure 1 Partial structural diagram of the lead screw assembly machine; Figure 4 yes Figure 1 A schematic diagram of the frame mechanism in the diagram; Figure 5 yes Figure 1 A schematic diagram of the main structure in the diagram; Figure 6 yes Figure 1 A structural diagram of the main structure from another angle; Figure 7 yes Figure 1 An exploded view of the main structure; Figure 8 yes Figure 1 An exploded view of the lead screw and lead screw assembly in the diagram; Figure 9 yes Figure 1 An exploded view of the lead screw assembly in the diagram; Figure 10 yes Figure 1 A schematic diagram of the nut delivery assembly in the middle; Figure 11 yes Figure 1 An exploded view of the locking nut assembly; Figure 12 yes Figure 1 An exploded view of the screw-in nut assembly; Figure 13 yes Figure 1 A schematic diagram of the installation components; Figure 14 yes Figure 1 Partial structural diagram of the bearing mounting assembly; Figure 15 yes Figure 1 Partial structural diagram of the gear mounting assembly; Figure 16 yes Figure 1 Partial structural diagram of the external thread adhesive coating assembly. Detailed Implementation

[0017] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some, not all, of the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0018] It should also be understood that the terminology used in this specification is merely for describing specific realities within the context of this application. It is important to understand that terms such as "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," and "counterclockwise," indicating orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, are used solely for the convenience of describing this application and for simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include one or more of the stated features. In the description of this application, "a plurality of" means two or more, unless otherwise explicitly specified.

[0019] The following detailed description of some embodiments of this application is provided in conjunction with the accompanying drawings. Unless otherwise specified, the following embodiments and features can be combined with each other.

[0020] like Figures 1 to 16As shown, this application provides a lead screw assembly machine, including a frame mechanism 100, a main body mechanism 200, and a feeding mechanism 300 for conveying nuts 403. The frame mechanism 100 includes a frame structure 103 made of aluminum profiles and an outer cover 104 covering the outside of the frame structure 103. The main body mechanism 200 includes an installation assembly 201, a lead screw assembly 202, a nut feeding assembly 203, a nut locking assembly 204, a bearing installation assembly 205, and a gear installation assembly 206. In this embodiment, the nut feeding assembly 203, the lead screw assembly 202, the nut locking assembly 204, the bearing mounting assembly 205, and the gear mounting assembly 206 are sequentially mounted on the mounting assembly 201. The frame structure 103 has a first mounting area 101 and a second mounting area 102 along the front-rear direction. The mounting assembly 201 is mounted on the first mounting area 101, and the feeding mechanism 300 is mounted on the second mounting area 102. This allows the nut 403 to be fed to the nut feeding assembly 203 via the feeding mechanism 300. Part 203 then conveys the nut 403 to the position of the locking nut assembly 204, which locks the nut 403 onto the lead screw 400 fixed on the lead screw assembly 202. The bearing mounting assembly 205 is used to mount the bearing 402 onto the lead screw 400, and the gear mounting assembly 206 is used to mount the gear 401 onto the lead screw 400. In summary, through the above structural design, this application has the advantages of novel design, high degree of automation, high work efficiency, saving labor costs, and effectively ensuring product quality.

[0021] Specifically, the frame mechanism 100 includes a pressure regulating box 105, a touch screen 106, a switch assembly 107, an electrical control box, and indicator lights 108. The electrical control box is mounted on the frame structure 103 and located inside the outer cover 104. The touch screen 106 and the switch assembly 107 are mounted on one side of the frame structure 103 and electrically connected to the PLC controller on the electrical control box. The pressure regulating box 105 is mounted on the other side of the frame structure 103 and electrically connected to the PLC controller on the electrical control box. The indicator lights 108 are mounted above the outer cover 104. The drive motors and sensors on the main body mechanism 200 and the feeding mechanism 300 are electrically connected to the electrical control box.

[0022] After adopting the above technical solution, since the internal lead screw of the current push-type linear motor is usually assembled manually during the production process, manual assembly is not only prone to errors, but also inefficient and difficult to guarantee quality; while this application adopts a human-machine interface design to integrate the locking nut process, bearing installation process and gear installation process together, which greatly improves the assembly speed, makes the quality more stable, and significantly reduces the process turnover.

[0023] In an optional embodiment, the mounting assembly 201 includes a mounting plate 2012 and a first lead screw assembly 2011, wherein the first lead screw assembly 2011 is arranged along the length direction of the mounting plate 2012, a nut feed assembly 203 is mounted on the left end of the first lead screw assembly 2011, and a locking nut assembly 204, a bearing mounting assembly 205, and a gear mounting assembly 206 are sequentially mounted on the upper end of the first lead screw assembly 2011 from the left end to the right end. In this embodiment, the lead screw assembly 202 is mounted on the first lead screw assembly 2011, such that the first lead screw assembly 2011 can drive the lead screw assembly 202 to move from the position of the locking nut assembly 204 to the positions of the bearing mounting assembly 205 and the gear mounting assembly 206, so that the locking nut assembly 204, the bearing mounting assembly 205, and the gear mounting assembly 206 can mount the nut 403, the bearing 402, and the gear 401 onto the lead screw 400.

[0024] Specifically, the lead screw 400 includes a lead screw body 404, a nut 403, a bearing 402, and a gear 401 mounted on the lead screw body 404.

[0025] In one optional embodiment, the lead screw assembly 202 includes an adjusting guide rod assembly 2022, an adjusting support plate 2026, a clamping cylinder 2023, a gripper assembly 2024, and a lead screw assembly plate 2021. The adjusting guide rod assembly 2022 is connected to the lower end of the lead screw assembly plate 2021, the lead screw assembly plate 2021 is mounted on the first lead screw assembly 2011, the gripper assembly 2024 is mounted on the lead screw assembly plate 2021 via the clamping cylinder 2023, and the adjusting support plate 2026 is movably mounted on the adjusting guide rod assembly 2022, such that the adjusting support plate 2026... The plate 2026 can move along the length of the adjusting guide rod assembly 2022 to adjust its distance from the gripper assembly 2024 so as to adapt to the length of the lead screw body 404. The clamping cylinder 2023 is used to drive the gripper assembly 2024 to clamp the lead screw body 404 so that the locking nut assembly 204, bearing mounting assembly 205 and gear mounting assembly 206 can install the nut 403, bearing 402 and gear 401 on the end of the lead screw body 404 facing away from the adjusting plate 2026. The adjusting plate 2026 can play a supporting role.

[0026] In an optional embodiment, the adjusting plate 2026 is provided with a lead screw positioning seat 20261, and one end of the lead screw body 404 is inserted into the lead screw positioning seat 20261.

[0027] In an optional embodiment, the lead screw assembly 202 includes a short lead screw baffle 2028 and a lead screw positioning pad 2027, wherein the lead screw positioning pad 2027 is spaced apart from the gripper assembly 2024, and the short lead screw baffle 2028 is detachably installed between the lead screw positioning pad 2027 and the gripper assembly 2024 so that when the adjustment plate 2026 is not adapted to the length of the lead screw body 404, it can be supported by the short lead screw baffle 2028.

[0028] In this embodiment, the lead screw positioning pad 2027 and the gripper assembly 2024 are further provided with two lead screw limiting blocks. The two lead screw limiting blocks are spaced apart, and the lead screw body 404 passes through the two lead screw limiting blocks. The short lead screw baffle 2028 is installed between the lead screw positioning pad 2027 and the lead screw limiting blocks. The lead screw limiting blocks are used to limit the left and right directions of the lead screw body 404. The lead screw positioning pad 2027 can ensure the distance between the lead screw body 404 and the mounting plate 2012, so that after the lead screw body 404 is fixed in the lead screw assembly 202, its position can be relative to the position of the locking nut assembly 204, the bearing mounting assembly 205 and the gear mounting assembly 206, so that the locking nut assembly 204, the bearing mounting assembly 205 and the gear mounting assembly 206 can install the nut 403, the bearing 402 and the gear 401 on the lead screw body 404.

[0029] In an optional embodiment, the nut feeding assembly 203 includes a feeding cylinder 2031, a slider mounting plate 2032, a nut feeding block 2034, a slider connecting plate 2033, and a first slider assembly 2035, wherein the slider mounting plate 2032 is slidably connected to the side of the mounting plate 2012 facing away from the first lead screw assembly 2011 via the first slider assembly 2035. In this embodiment, the conveying cylinder 2031 is mounted on the mounting plate 2012 and connected to the slider mounting plate 2032. The slider connecting plate 2033 is connected between the slider mounting plate 2032 and the nut conveying block 2034. The nut conveying block 2034 and the first lead screw assembly 2011 are located on the same side of the mounting plate 2012. The nut 403 on the feeding mechanism 300 is conveyed to the nut conveying block 2034, and then the nut conveying block 2034 conveys the nut 403 to the locking nut assembly 204. The structure is simple and compact, reducing the space occupied by the nut feeding assembly 203 and making good use of the area of ​​the mounting plate 2012.

[0030] In an optional embodiment, the feeding mechanism 300 is a vibratory feeder, wherein the nut conveying block 2034 is provided with a nut receiving groove, and the output end of the vibratory feeder is connected to the opening end of the nut receiving groove, so that the nut 403 can be conveyed from the vibratory feeder to the nut receiving groove, and then the conveying cylinder 2031 drives the nut conveying block 2034 to move the nut 403 toward the locking nut assembly 204.

[0031] In an optional embodiment, the locking nut assembly 204 includes a locking nut lifting cylinder 2042, a nitrogen spring 2043, and a tightening nut assembly 2041. The cylinder body of the locking nut lifting cylinder 2042 is fixed on the mounting plate 2012, and the piston rod of the locking nut lifting cylinder 2042 is connected to the tightening nut assembly 2041 to drive the tightening nut assembly 2041 to move downward or upward. The nitrogen spring 2043 is connected between the mounting plate 2012 and the tightening nut assembly 2041 to provide a buffering effect.

[0032] In an optional embodiment, the nut tightening assembly 2041 includes a rotary motor 20411, a bearing housing 20413, and a screwdriver sleeve 20412 that mates with the nut 403. The rotary motor 20411 is slidably mounted on the mounting plate 2012 via the bearing housing 20413, and the screwdriver sleeve 20412 is drively connected to the output shaft of the rotary motor 20411, so that the rotary motor 20411 can drive the screwdriver sleeve 20412 to screw the nut 403 into the lead screw body 404.

[0033] In an optional embodiment, a bearing housing slider 2013 is mounted on the mounting plate 2012, and a drive shaft 20414 is connected inside the bearing housing 20413. The two ends of the drive shaft 20414 are respectively connected to the bushing 20412 and the rotary motor 20411. The bearing housing 20413 is mounted on the bearing housing slider 2013.

[0034] In an optional embodiment, the bearing mounting assembly 205 includes a bearing pressing cylinder 2051, a bearing mounting fixture 2052, a dispensing assembly 2055, and a first seat 2054. The bearing pressing cylinder 2051 and the dispensing assembly 2055 are mounted on the mounting plate 2012 via the first seat 2054. The bearing mounting fixture 2052 is connected to the piston rod of the bearing pressing cylinder 2051, enabling the bearing pressing cylinder 2051 to drive the bearing mounting fixture 2052 to press the bearing 402 onto the lead screw body 404. The dispensing assembly 2055 can dispense adhesive onto the bearing 402 to ensure the stability of the connection between the bearing 402 and the lead screw body 404.

[0035] In this embodiment, the bearing mounting assembly 205 includes a cylinder dispensing valve 2056 and a bearing fixture connector 2053. The cylinder dispensing valve 2056 and the dispensing assembly 2055 are disposed at both ends of the first base 2054. The cylinder dispensing valve 2056 and the dispensing assembly 2055 are connected by a pipe. The bearing fixture connector 2053 is connected between the bearing mounting fixture 2052 and the piston rod of the bearing pressing cylinder 2051.

[0036] In an optional embodiment, the gear mounting assembly 206 includes a gear pressing cylinder 2061, a gear mounting fixture 2062, and a second seat 2064. The gear pressing cylinder 2061 is mounted on the mounting plate 2012 via the second seat 2064. The gear mounting fixture 2062 is connected to the piston rod of the gear pressing cylinder 2061, so that the gear pressing cylinder 2061 can drive the gear mounting fixture 2062 to press the gear 401 onto the lead screw body 404.

[0037] In this embodiment, the gear mounting assembly 206 includes a gear fixture connector 2063, which is connected between the gear mounting fixture 2062 and the piston rod of the gear press cylinder 2061.

[0038] In an optional embodiment, the main body 200 includes an external thread adhesive application assembly 207, which is mounted on the mounting plate 2012 and located between the lock nut assembly 204 and the bearing mounting assembly 205. The external thread adhesive application assembly 207 is used to apply adhesive to the nut 403 to ensure the stability of the connection between the nut 403 and the lead screw body 404.

[0039] In this embodiment, the external thread adhesive application assembly 207 includes an adhesive application mounting plate 2073, an adhesive application cylinder 2071, an adhesive application assembly 2072, and an adhesive application connecting plate 2074. The adhesive application cylinder 2071 is mounted on the mounting plate 2012 via the adhesive application mounting plate 2073. The adhesive application connecting plate 2074 is connected to the piston rod of the adhesive application cylinder 2071 and is perpendicular to the adhesive application mounting plate 2073. The adhesive application assembly 2072 is mounted on the other end of the adhesive application connecting plate 2074, so that the adhesive application cylinder 2071 can drive the adhesive application nozzle on the adhesive application assembly 2072 to apply adhesive to the nut 403.

[0040] In the description of this application, it should be noted that, unless otherwise expressly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection. They can refer to a mechanical connection or an electrical connection. They can refer to a direct connection or an indirect connection through an intermediate medium, and they can refer to the internal communication of two components or the interaction between two components. For those skilled in the art, the specific meaning of the above terms in this application can be understood according to the specific circumstances.

[0041] In this application, unless otherwise expressly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature being directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature being directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0042] The foregoing disclosure provides many different embodiments or examples for implementing different structures of this application. To simplify the disclosure, specific examples of components and arrangements are described above. Of course, these are merely examples and are not intended to limit the scope of this application. Furthermore, reference numerals and / or letters may be repeated in different examples; such repetition is for simplification and clarity and does not in itself indicate a relationship between the various embodiments and / or arrangements discussed. In addition, examples of various specific processes and materials are provided in this application, but those skilled in the art will recognize the application of other processes and / or the use of other materials.

[0043] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "illustrative embodiment," "example," "specific example," or "some examples," etc., indicate that a specific feature, structure, material, or characteristic described in connection with an embodiment or example is included in at least one embodiment or example of this application. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples.

Claims

1. A lead screw assembly machine, characterized in that, The system includes a frame mechanism, a main body mechanism, and a feeding mechanism for conveying nuts. The frame mechanism includes a touch screen, a switch assembly, an electrical control box, indicator lights, a frame structure made of aluminum profiles, and an outer cover covering the frame structure. The electrical control box is mounted on the frame structure and located inside the outer cover. The touch screen and switch assembly are mounted on both sides of the frame structure and electrically connected to a PLC controller on the electrical control box. The indicator lights are mounted above the outer cover. The main body mechanism includes a mounting assembly, a lead screw assembly, a nut feeding assembly, a nut locking assembly, a bearing mounting assembly, and a gear mounting assembly. The nut feeding assembly and lead screw assembly... The components, locking nut assembly, bearing mounting assembly, and gear mounting assembly are sequentially mounted on the mounting assembly. The frame structure forms a first mounting area and a second mounting area along the front-rear direction. The mounting assembly is mounted on the first mounting area, and the feeding mechanism is mounted on the second mounting area, so that the nut can be conveyed to the nut feeding assembly by the feeding mechanism. The nut feeding assembly conveys the nut to the position of the locking nut assembly. The locking nut assembly locks the nut onto the lead screw fixed on the lead screw assembly. The bearing mounting assembly is used to mount the bearing on the lead screw, and the gear mounting assembly is used to mount the gear on the lead screw. The mounting assembly includes a mounting plate and a first lead screw assembly. The first lead screw assembly is arranged along the length of the mounting plate. The nut delivery assembly is installed at the left end of the first lead screw assembly. The locking nut assembly, bearing mounting assembly, and gear mounting assembly are sequentially installed at the upper end of the first lead screw assembly. The lead screw assembly is installed on the first lead screw assembly, so that the first lead screw assembly can drive the lead screw assembly to move from the position of the locking nut assembly to the position of the bearing mounting assembly and the gear mounting assembly. The lead screw assembly includes an adjusting guide rod assembly, an adjusting support plate, a clamping cylinder, a gripper assembly, and a lead screw assembly plate. The adjusting guide rod assembly is connected to the lower end of the lead screw assembly plate, and the lead screw assembly plate is mounted on the first lead screw assembly. The gripper assembly is mounted on the lead screw assembly plate via the clamping cylinder, and the adjusting support plate is movably mounted on the adjusting guide rod assembly.

2. The lead screw assembly machine according to claim 1, characterized in that, The lead screw assembly includes a short lead screw baffle and a lead screw positioning pad. The lead screw positioning pad is spaced apart from the gripper assembly, and the short lead screw baffle is detachably installed between the lead screw positioning pad and the gripper assembly.

3. The lead screw assembly machine according to claim 1, characterized in that, The nut feeding assembly includes a conveying cylinder, a slider mounting plate, a nut conveying block, a slider connecting plate, and a first slider assembly. The slider mounting plate is slidably connected to the side of the mounting plate opposite to the first lead screw assembly via the first slider assembly. The conveying cylinder is mounted on the mounting plate and connected to the slider mounting plate. The slider connecting plate is connected between the slider mounting plate and the nut conveying block. The nut conveying block and the first lead screw assembly are located on the same side of the mounting plate. Nuts on the feeding mechanism are conveyed to the nut conveying block.

4. The lead screw assembly machine according to claim 3, characterized in that, The feeding mechanism is a vibrating plate, and the nut conveying block is provided with a nut receiving groove. The output end of the vibrating plate is connected to the opening end of the nut receiving groove, so that the nut can be conveyed from the vibrating plate to the nut receiving groove.

5. The lead screw assembly machine according to claim 1, characterized in that, The locking nut assembly includes a locking nut lifting cylinder, a nitrogen spring, and a tightening nut assembly. The cylinder body of the locking nut lifting cylinder is fixed to the mounting plate, the piston rod of the locking nut lifting cylinder is connected to the tightening nut assembly, and the nitrogen spring is connected between the mounting plate and the tightening nut assembly.

6. The lead screw assembly machine according to claim 5, characterized in that, The nut tightening assembly includes a rotary motor, a bearing housing, and a screwdriver sleeve that mates with the nut. The rotary motor is slidably mounted on the mounting plate via the bearing housing, and the screwdriver sleeve is drively connected to the output shaft of the rotary motor.

7. The lead screw assembly machine according to claim 1, characterized in that, The bearing mounting assembly includes a bearing pressing cylinder, a bearing mounting fixture, a dispensing assembly, and a first base. The bearing pressing cylinder and the dispensing assembly are mounted on the mounting plate via the first base. The bearing mounting fixture is connected to the piston rod of the bearing pressing cylinder; and / or, The gear mounting assembly includes a gear pressing cylinder, a gear mounting fixture, and a second seat. The gear pressing cylinder is mounted on the mounting plate via the second seat, and the gear mounting fixture is connected to the piston rod of the gear pressing cylinder.

8. The lead screw assembly machine according to claim 1, characterized in that, The main structure includes an external thread adhesive application assembly, which is mounted on the mounting plate and located between the lock nut assembly and the bearing mounting assembly.

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