CN-224223237-U - Flow assembly line for Roots pump

CN224223237UCN 224223237 UCN224223237 UCN 224223237UCN-224223237-U

Abstract

The utility model relates to a flow assembly line for a Roots pump, which is particularly suitable for mass production of the Roots pump. The turnover press-fitting type automatic assembling machine is characterized by comprising a conveying line body, and an upper line station, an assembling station I, a turnover press-fitting station, an assembling station II, a turnover assembling station I, a turnover assembling station II, a horizontal rotation assembling station I, a horizontal rotation assembling station II, a horizontal rotation detection station, a turnover assembling station III, an assembling station III, a marking assembling station and a turnover lower line station which are sequentially arranged end to end along the conveying line body and are enclosed into a rectangle, wherein the conveying line body is provided with a plurality of follow-up tool plates, the turnover press-fitting station, the horizontal rotation assembling station I, the horizontal rotation assembling station II and the horizontal rotation detection station are respectively provided with a jacking rotating mechanism, and the turnover press-fitting station, the turnover assembling station I, the turnover assembling station II, the turnover assembling station III and the turnover lower line station are respectively provided with a turnover mechanism. The utility model has high assembly efficiency and is beneficial to improving the assembly precision.

Inventors

LIU YONGQIANG
LI CHAOJIE
WANG YI
XU HONGWEI
YU MENGXIAO

Assignees

杭州兴鑫科技有限公司

Dates

Publication Date: 20260512
Application Date: 20250721

Claims (5)

1. The assembly line for the Roots pump is characterized by comprising an on-line station (1), an assembly station I (2), a turnover press-fitting station I (3), an assembly station II (4), a turnover assembly station I (5), a turnover assembly station II (6), a horizontal rotation assembly station I (7), a horizontal rotation assembly station II (8), a horizontal rotation detection station (9), a turnover assembly station III (10), an assembly station III (11), a marking assembly station (12), a turnover off-line station (13) and a conveying line body (14), wherein the on-line station (1), the assembly station I (2), the turnover press-fitting station (3), the assembly station II (4), the turnover assembly station I (5), the turnover assembly station II (6), the horizontal rotation assembly station I (7), the horizontal rotation assembly station II (8), the horizontal rotation detection station (9), the turnover assembly station III (10), the assembly station III (11), the marking assembly station (12) and the turnover off-line station (13) are sequentially arrayed in a head-to-tail manner along the conveying line body (14) and form a rectangle, the conveying line body (14) is provided with a plurality of on-line blocks (113), the assembly station I (2) and the assembly station III (11) are respectively provided with a cantilever crane (21), the turnover press-fitting station (3), the horizontal rotation assembly station I (7), the horizontal rotation assembly station II (8) and the horizontal rotation detection station (9) are respectively provided with a jacking rotating mechanism (33), the turnover press-fitting station (3), the turnover assembly station I (5), the turnover assembly station II (6), the turnover assembly station III (10) and the turnover offline station (13) are respectively provided with a turnover mechanism (51), and the turnover press-fitting station (3) is further provided with a press-fitting machine (31).
2. The assembly line for Roots pumps according to claim 1, wherein the loading station (1), the assembly station I (2), the turnover press-fitting station (3), the assembly station II (4), the turnover assembly station I (5), the turnover assembly station II (6), the horizontal rotation assembly station I (7), the horizontal rotation assembly station II (8), the horizontal rotation detection station (9), the turnover assembly station III (10), the assembly station III (11), the imprinting assembly station (12) and the turnover unloading station (13) are provided with tool boards (112).
3. A flow assembly line for Roots pumps according to claim 1, wherein the turnover mechanism (51) comprises a portal frame (61), a lifting device (62), a clamping device (63) and a rotating device (64), the portal frame (61) comprises a vertical column (611) and a top cross beam (612), the top cross beam (612) is fixed on the top of the vertical column (611), the bottom of the vertical column (611) is fixed on the ground through bolts, the lifting device (62) comprises a limit plate (621), a slide block (622), a top plate (623), a bottom plate (624), a slide block connecting block (625), a first servo motor (626) and a lifting guide rail (627), the top plate (623) is fixed with the top cross beam (612) through bolts, the lifting guide rail (627) passes through the top plate (623), the limit plate (621) and the bottom plate (624) are respectively fixed on the top and the bottom of the lifting guide rail (627), the slide block connecting block (625) and the first servo motor (625) are both mounted on the top plate (623), the slide block (622) is mounted on the slide block (625) and the lifting guide rail (627) are matched, the first servo motor (626) is connected with the sliding block (622) through a coupler, the clamping device (63) comprises a clamping arm (631), a gear rack mechanism (632), a second servo motor (633) and a mounting frame (634), the top of the mounting frame (634) is fixed at the bottom of the bottom plate (624), the gear rack mechanism (632) is a bidirectional screw rod clamping mechanism, the gear rack mechanism (632) and the second servo motor (633) are both arranged on the mounting frame (634), the second servo motor (633) is connected with the gear rack mechanism (632), the upper end of the clamping arm (631) is movably arranged on the mounting frame (634) and is connected with the gear rack mechanism (632), the clamping arm (631) is driven by the second servo motor (633) and achieves retraction action of the clamping arm (631), the rotating device (64) comprises a transmission shaft (641), a third servo motor (642), a worm reducer (643) and a clamping rotating block (644), the transmission shaft (641) and the third servo motor (642) are arranged on the upper end of the transmission shaft (641) and the lower end of the worm gear motor (642) are connected with the transmission shaft (641), the transmission shaft (641) is connected with the worm gear reducer (643), the transmission shaft (641) drives the worm gear reducer (643) to move, and the clamping rotating block (644) is arranged on the worm gear reducer (643).
4. A flow assembly line for Roots pumps as claimed in claim 1, wherein the turn-over press station (3) is provided with a guardrail (34).
5. A flow assembly line for Roots pumps as claimed in claim 1, wherein the flip-pack engraving assembly station (12) is provided with a nameplate engraving machine.

Description

Flow assembly line for Roots pump Technical Field The utility model relates to the technical field of Roots pump assembly, in particular to a flow assembly line for Roots pumps, which is particularly suitable for mass production of Roots pumps. Background The Roots pump is widely used as high-precision vacuum equipment in the fields of semiconductors, photovoltaics, chemical industry and the like. The assembly process involves the mating of a number of precision parts including rotors, gears, bearings, seals, etc. The traditional assembly mode mainly relies on manual operation, and key parameters such as gear meshing clearance, bearing press-fitting depth and the like need workers to adjust through experience, so that consistency is poor. The pump body needs to overturn for many times (such as 180 degrees overturn, 90 degrees overturn and the like) to finish the assembly of different surfaces, and the traditional hoisting mode easily causes positioning deviation. In the hoisting process of heavy parts (such as a rotor), falling risks exist, and the press-mounting station lacks the protection of force control. In addition, procedures such as overturning, press fitting and detecting are dispersed, logistics transportation is frequent, and assembly time is long. Disclosure of utility model The utility model aims to overcome the defects in the prior art, and provides the assembly line for the Roots pump, which has the advantages of reasonable structural design and high assembly efficiency and is beneficial to improving the assembly precision. The technical scheme includes that the assembly line for the Roots pump is structurally characterized by comprising an upper line station, an assembly station I, a turnover press-fitting station II, a turnover assembly station I, a turnover assembly station II, a horizontal rotation assembly station I, a horizontal rotation assembly station II, a horizontal rotation detection station, a turnover assembly station III, an assembly station III, a turnover press-fitting station, a turnover off-line station and a conveying line body, wherein the upper line station, the assembly station I, the turnover press-fitting station, the assembly station II, the turnover assembly station I, the turnover assembly station II, the horizontal rotation detection station, the turnover assembly station III, the turnover press-fitting station and the turnover off-line station are sequentially arranged end to end along the conveying line body and are enclosed into a rectangle, the conveying line body is provided with a plurality of follow-up tooling plates, the upper line station I and the assembly station III are respectively provided with a cantilever, the turnover press-fitting station I, the horizontal rotation assembly station I, the turnover press-fitting station II, the turnover press-fitting station III, the turnover press-fitting station T and the turnover press-fitting mechanism are respectively, and the turnover press-fitting station I are respectively provided with the turnover press-fitting station, and the turnover press-fitting station. Preferably, the first wire feeding station, the first assembling station, the second overturning press-fitting station, the first overturning assembling station, the second overturning assembling station, the first horizontal rotation assembling station, the second horizontal rotation detecting station, the third overturning assembling station, the third assembling station, the marking assembling station and the second overturning wire feeding station are all provided with tool plates. Preferably, the turnover mechanism comprises a portal frame, a lifting device, a clamping device and a rotating device, wherein the portal frame comprises a stand column and a top cross beam, the top cross beam is fixed at the top of the stand column, and the bottom of the stand column is fixed on the ground through bolts; the lifting device comprises a limiting plate, a sliding block, a top plate, a bottom plate, a sliding block connecting block, a first servo motor and a lifting guide rail, wherein the top plate is fixed with a top cross beam through bolts, the lifting guide rail passes through the top plate, the limiting plate and the bottom plate are respectively fixed at the top and the bottom of the lifting guide rail, the sliding block connecting block and the first servo motor are both arranged on the top plate, the sliding block is arranged on the sliding block connecting block, the sliding block is matched with the lifting guide rail, the first servo motor is connected with the sliding block through a coupler, the clamping device comprises a clamping arm, a gear rack mechanism, a second servo motor and a mounting frame, the top of the mounting frame is fixed at the bottom of the bottom plate, the gear rack mechanism is a bidirectional screw rod clamping mechanism, the gear rack mechanism and the second servo motor are both arranged on the mounting frame, the