CN112496721A - Device and method for penetrating rotor into exhaust end - Google Patents
Device and method for penetrating rotor into exhaust end Download PDFInfo
- Publication number
- CN112496721A CN112496721A CN202011385419.5A CN202011385419A CN112496721A CN 112496721 A CN112496721 A CN 112496721A CN 202011385419 A CN202011385419 A CN 202011385419A CN 112496721 A CN112496721 A CN 112496721A
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- rotor
- exhaust end
- supporting plate
- plate
- meshing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
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- Automatic Assembly (AREA)
Abstract
The invention discloses a device and a method for penetrating a rotor into an exhaust end. The meshing driving mechanism is placed on the suspension workbench; the rotor includes a male rotor and a female rotor that intermesh. According to the invention, through the meshing driving mechanism, the male rotor and the female rotor are meshed and assembled in a mode that the edges are close to each other and the edges rotate relatively, the stability of the meshing process is good, no collision exists, the assembly damage is effectively reduced, and the assembly efficiency is improved.
Description
Technical Field
The invention relates to a tool device for penetrating a rotor into an exhaust end and a process method for penetrating the rotor into the exhaust end.
Background
The processing technology of the rotor spiral groove of the screw compressor is changed from milling by a milling cutter to grinding by a grinding wheel, the surface quality and the processing precision of the rotor are greatly improved, and the operation efficiency of the compressor and the stability of the whole refrigerating system are ensured.
At present, the rotor meshing assembly mainly depends on manual work, and relies on the hoisting force to realize the natural meshing in the hoisting process, and meshing process stability is relatively poor, lifts by crane the shakiness and can lead to the rotor collision, harms molded lines surface, influences the operating efficiency of compressor.
On the other hand, the surface of the exhaust end seat bearing bush is mostly a babbitt metal coating, and an oil film is formed between the exhaust end seat bearing bush and the rotor, so that the rotor can be effectively protected. However, the coating has low hardness, and damage can be caused by slight collision, so that important protection is required. And the in-process that artifical hoist and mount rotor penetrated exhaust end seat axle bush because hoist and mount are rocked, rotor inertia etc. hardly guarantee that the rotor does not collide with the axle bush, harms the axle bush, and then influences compressor operation effect.
Disclosure of Invention
The invention provides a device and a method for penetrating a rotor into an exhaust end, and aims to provide the device and the method for penetrating the rotor into the exhaust end, which comprise the following steps: (1) the damage to the surface of the molded line is avoided in the meshing assembly of the rotor; (2) and the damage to the bearing bush when the rotor penetrates into the exhaust end is avoided.
The technical scheme of the invention is as follows:
a device for a rotor to penetrate into an exhaust end comprises a manipulator and a grabbing mechanism arranged at the tail end of the manipulator, wherein the grabbing mechanism is used for grabbing an exhaust end seat;
the device for the rotor to penetrate into the exhaust end further comprises a suspension workbench and a meshing driving mechanism;
the suspension workbench comprises a base and a platform which can slide freely in the horizontal direction relative to the base;
the meshing driving mechanism is placed on the platform; the rotor comprises a male rotor and a female rotor in mesh with each other;
the meshing driving mechanism comprises a frame body, a first supporting plate and a second supporting plate, wherein the first supporting plate and the second supporting plate respectively horizontally move along the frame body; one of the first supporting plate and the second supporting plate is fixedly connected with the corresponding rotor, and the other supporting plate is provided with a rotary supporting device and is rotationally connected with the corresponding rotor; the meshing driving mechanism further comprises a driving module for driving the first supporting plate and the second supporting plate to be close to each other.
As a further improvement of the device: install first guide rail on the support body, first backup pad and second backup pad are all followed first guide rail slides.
As a further improvement of the device: and the first supporting plate is provided with the rotary supporting device to realize the rotary connection with the male rotor.
As a further improvement of the device: the meshing driving mechanism further comprises a first push plate and a second push plate, the first push plate and the second push plate move synchronously, and the first push plate and the second push plate move synchronously.
As a further improvement of the device: the first push plate is arranged on a first moving seat through a vertical guide rail, and the first moving seat is connected with a first supporting plate;
the second push plate is installed on the second moving seat through the vertical guide rail, and the second moving seat is connected with the second supporting plate.
As a further improvement of the device: the meshing driving mechanism further comprises a top plate installed at the top of the frame body, and a groove corresponding to the exhaust end seat is formed in the top plate.
As a further improvement of the device: the support body top is equipped with the second guide rail, install first baffle and second baffle on the second guide rail, first baffle and second baffle constitute the roof.
As a further improvement of the device: the driving module is a telescopic cylinder.
The invention also discloses an assembly method of the rotor penetrating into the exhaust end, which uses the device of the rotor penetrating into the exhaust end and comprises the following steps:
s1, closing the suspension workbench; placing the male rotor and the female rotor on a first supporting plate and a second supporting plate respectively;
s2, driving the first supporting plate and the second supporting plate to approach each other, and in the process that the two rotors contact each other, rotating the rotor arranged on the rotary supporting device and gradually meshing with the other rotor until the meshing is finished;
s3, starting the suspension workbench to enable the rotor to move in the horizontal direction together with the meshing driving mechanism after being acted by horizontal force;
s4, the manipulator grabs the exhaust end seat through the grabbing mechanism, then moves the exhaust end seat to the position right above the rotor, and then drives the exhaust end seat to descend, so that the two rotors which are meshed with each other penetrate through the exhaust end seat, and the penetrating installation is completed.
As a further improvement of the above method: in step S2, it is determined whether the engagement is in place by detecting the thrust force output by the drive module.
Compared with the prior art, the invention has the following beneficial effects: (1) according to the invention, through the meshing driving mechanism, the male rotor and the female rotor are meshed and assembled in a mode that the edges are close to each other and the edges rotate relatively, the stability of the meshing process is good, no collision exists, the assembly damage is effectively reduced, and the assembly efficiency is improved; (2) whether the engagement is in place is judged according to the thrust required by the closing during the engagement, and the control is simple; (3) the suspension workbench is used for eliminating deviation between the bearing bush and the rotor, hard friction between the rotor and the bearing bush is avoided, and the surface quality of a workpiece and the final operation efficiency of the compressor are guaranteed.
Drawings
FIG. 1 is a schematic diagram of the apparatus of the present invention;
fig. 2 is a schematic structural view of a meshing drive mechanism portion.
Detailed Description
The technical scheme of the invention is explained in detail in the following with the accompanying drawings:
referring to fig. 1, the device for penetrating the rotor into the exhaust end comprises a manipulator 1 and a grabbing mechanism 2 arranged at the tail end of the manipulator 1, wherein the grabbing mechanism 2 is used for grabbing an exhaust end seat 3.
The rotor penetrating exhaust end device also comprises a suspension workbench 7 and a meshing driving mechanism 6.
The suspension workbench 7 comprises a base, a plurality of ball assemblies are arranged on the base, and platforms are arranged on the ball assemblies. When the ball assembly is lifted under the action of the cylinder and jacks up the platform, the platform can move randomly in the horizontal direction relative to the base. When the ball assembly descends and leaves the platform, the platform cannot move freely.
The meshing driving mechanism 6 is placed on the platform; the rotor comprises a male rotor 4 and a female rotor 5 which mesh with each other.
Further, as shown in fig. 2, the meshing driving mechanism 6 includes a frame body 6-1, a first guide rail 6-2 is installed on the frame body 6-1, a first moving seat 6-3 and a second moving seat 6-9 are installed on the first guide rail 6-2, and the moving seat includes a bottom plate, a vertical plate, and rib plates connected to the bottom plate and the vertical plate. The first support plate 6-5 and the second support plate 6-11 are respectively arranged on the first moving seat 6-3 and the second moving seat 6-9 and can slide along the first guide rail 6-2.
The first support plate 6-5 is used for placing the vertical male rotor 4, and the second support plate 6-11 is used for placing the vertical female rotor 5. Wherein, the first supporting plate 6-5 is provided with a rotary supporting device (bearing), and the circular shaft at the end part of the male rotor 4 is arranged in the inner hole of the rotary supporting device, can rotate relative to the first supporting plate 6-5 and can move along with the first supporting plate. The second fixing plate is provided with a mounting hole matched with the end circular shaft of the female rotor 5, and the female rotor 5 cannot rotate relative to the second supporting plates 6-11 and only can move along with the second supporting plates under the influence of friction force.
The meshing driving mechanism 6 further comprises a driving module for driving the first supporting plate 6-5 and the second supporting plate 6-11 to move close to and separate from each other. In this embodiment, the driving module is an air cylinder, and a hydraulic cylinder or an electric push rod can also be used.
The meshing driving mechanism 6 also comprises a first push plate 6-4 arranged on the first moving seat 6-3 through a vertical guide rail and a second push plate 6-10 arranged on the second moving seat 6-9 through a vertical guide rail, and the heights of the first push plate and the second push plate can be adjusted through the vertical guide rail and a locking device. The side, close to the rotor, of the first push plate 6-4 and the second push plate 6-10 is concave, the height of the first push plate and the second push plate covers 1/3 parts below the center of the rotor profile, and the first push plate and the second push plate are about 1mm away from the rotor profile, so that the rotor cannot topple in the moving and meshing processes.
The meshing driving mechanism 6 further comprises a top plate arranged at the top of the frame body 6-1, and a groove corresponding to the exhaust end seat 3 is formed in the top plate. Further, a second guide rail 6-7 is arranged at the top of the frame body 6-1, a first baffle 6-6 and a second baffle 6-8 are mounted on the second guide rail 6-7, and the first baffle 6-6 and the second baffle 6-8 jointly form the top plate. The first baffle 6-6 and the second baffle 6-8 can move horizontally under the action of the cylinder or the electric push rod, so that the size of the slot is changed, and the exhaust end seat 3 with different specifications is adapted.
The assembling steps are as follows:
s1, closing the suspension workbench 7; and the male rotor 4 and the female rotor 5 are placed on the first support plate 6-5 and the second support plate 6-11, respectively.
S2, driving the first supporting plate 6-5 and the second supporting plate 6-11 to approach each other, and in the process that the two rotors contact each other, the male rotor 4 arranged on the rotary supporting device rotates to be gradually meshed with the female rotor 5; the thrust output by the driving module is detected through the pressure sensor, whether meshing is in place or not is judged, and when the thrust is increased to a preset value, meshing is judged to be in place.
And S3, starting the suspension workbench 7, so that the rotor moves in the horizontal direction together with the meshing driving mechanism 6 after receiving the horizontal acting force until the rotor meets the mechanical limit of the suspension workbench 7 or the external force disappears.
S4, the manipulator 1 grabs the exhaust end seat 3 through the grabbing mechanism 2, then the exhaust end seat 3 is moved to the position right above the rotor, and then the exhaust end seat 3 is driven to descend; and a C1 chamfer is arranged at the shaft shoulder of the rotor, so that the alignment error of the robot can be compensated. After the two rotors which are meshed with each other pass through the exhaust end seat 3, the penetration is finished. In the penetrating and installing process, when horizontal interaction force exists between the rotor and the exhaust end seat 3, the rotor can horizontally move on the suspension workbench 7, and accidental blockage is prevented.
After the threading is completed, the suspension table 7 is closed.
Claims (10)
1. A device for penetrating a rotor into an exhaust end is characterized in that: the device comprises a manipulator (1) and a grabbing mechanism (2) arranged at the tail end of the manipulator (1), wherein the grabbing mechanism (2) is used for grabbing an exhaust end seat (3);
the device for penetrating the rotor into the exhaust end also comprises a suspension workbench (7) and a meshing driving mechanism (6);
the suspension workbench (7) comprises a base and a platform which can slide freely in the horizontal direction relative to the base;
the meshing driving mechanism (6) is placed on the platform; the rotor comprises a male rotor (4) and a female rotor (5) in mesh with each other;
the meshing driving mechanism (6) comprises a frame body (6-1), and further comprises a first supporting plate (6-5) and a second supporting plate (6-11) which respectively move horizontally along the frame body (6-1), wherein the first supporting plate (6-5) is used for placing the vertical male rotor (4), and the second supporting plate (6-11) is used for placing the vertical female rotor (5); one of the first supporting plate (6-5) and the second supporting plate (6-11) is fixedly connected with the corresponding rotor, and the other supporting plate is provided with a rotary supporting device and is rotationally connected with the corresponding rotor; the meshing driving mechanism (6) further comprises a driving module for driving the first supporting plate (6-5) and the second supporting plate (6-11) to be close to each other.
2. The rotor piercing exhaust end assembly of claim 1, wherein: the frame body (6-1) is provided with a first guide rail (6-2), and the first support plate (6-5) and the second support plate (6-11) slide along the first guide rail (6-2).
3. The rotor piercing exhaust end assembly of claim 1, wherein: the rotary supporting device is arranged on the first supporting plate (6-5) to realize the rotary connection with the male rotor (4).
4. The rotor piercing exhaust end assembly of claim 1, wherein: the meshing driving mechanism (6) further comprises a first push plate (6-4) which moves synchronously with the first supporting plate (6-5) and a second push plate (6-10) which moves synchronously with the second supporting plate (6-11).
5. The rotor piercing exhaust end assembly of claim 4, wherein: the first push plate (6-4) is arranged on the first movable seat (6-3) through a vertical guide rail, and the first movable seat (6-3) is connected with the first supporting plate (6-5);
the second push plate (6-10) is arranged on a second movable seat (6-9) through a vertical guide rail, and the second movable seat (6-9) is connected with a second support plate (6-11).
6. The rotor piercing exhaust end assembly of claim 1, wherein: the meshing driving mechanism (6) further comprises a top plate installed at the top of the frame body (6-1), and a groove corresponding to the exhaust end seat (3) in position is formed in the top plate.
7. The rotor piercing exhaust end assembly of claim 6, wherein: the top of the frame body (6-1) is provided with a second guide rail (6-7), a first baffle (6-6) and a second baffle (6-8) are mounted on the second guide rail (6-7), and the first baffle (6-6) and the second baffle (6-8) form the top plate.
8. A rotor piercing exhaust end assembly as claimed in any one of claims 1 to 7, wherein: the driving module is a telescopic cylinder.
9. An assembly method for penetrating a rotor into an exhaust end is characterized in that: a device for piercing an exhaust end using a rotor according to claim 1, comprising the steps of:
s1, closing the suspension workbench (7); and placing the male rotor (4) and the female rotor (5) on the first support plate (6-5) and the second support plate (6-11), respectively;
s2, driving the first supporting plate (6-5) and the second supporting plate (6-11) to approach each other, and in the process that the two rotors are contacted with each other, the rotor arranged on the rotary supporting device rotates and is gradually meshed with the other rotor until the meshing is finished;
s3, starting the suspension workbench (7) to enable the rotor to move in the horizontal direction together with the meshing driving mechanism (6) after receiving the horizontal acting force;
s4, the manipulator (1) grabs the exhaust end seat (3) through the grabbing mechanism (2), then the exhaust end seat (3) is moved to the position right above the rotor, and then the exhaust end seat (3) is driven to descend, so that the two rotors which are meshed with each other penetrate through the exhaust end seat (3), and the penetrating installation is completed.
10. The assembly method of claim 9, wherein: in step S2, it is determined whether the engagement is in place by detecting the thrust force output by the drive module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011385419.5A CN112496721B (en) | 2020-12-02 | 2020-12-02 | Device and method for penetrating rotor into exhaust end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011385419.5A CN112496721B (en) | 2020-12-02 | 2020-12-02 | Device and method for penetrating rotor into exhaust end |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112496721A true CN112496721A (en) | 2021-03-16 |
| CN112496721B CN112496721B (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011385419.5A Active CN112496721B (en) | 2020-12-02 | 2020-12-02 | Device and method for penetrating rotor into exhaust end |
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| Country | Link |
|---|---|
| CN (1) | CN112496721B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114102102A (en) * | 2021-12-23 | 2022-03-01 | 冰轮环境技术股份有限公司 | Multi-variety small-batch flexible production line for medium-large compressor |
| CN114749912A (en) * | 2022-04-28 | 2022-07-15 | 冰轮环境技术股份有限公司 | Device for assembling male and female rotors and exhaust end seat of screw compressor |
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| SU884936A1 (en) * | 1980-04-03 | 1981-11-30 | Предприятие П/Я Р-6930 | Apparatus for mounting pressed shaft-sleeve type connections |
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| CN207420861U (en) * | 2017-11-17 | 2018-05-29 | 吴江南玻华东工程玻璃有限公司 | A kind of lobe pump assembles auxiliary device |
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| CN111360527A (en) * | 2020-04-15 | 2020-07-03 | 山东金辰机械股份有限公司 | Tooth aligning tool before assembly of split herringbone gear and use method thereof |
| CN111716092A (en) * | 2019-03-21 | 2020-09-29 | 名硕电脑(苏州)有限公司 | Gear assembling equipment and gear assembling method |
| CN211759685U (en) * | 2020-03-06 | 2020-10-27 | 昆山希盟自动化科技有限公司 | Press fitting device and production line |
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU884936A1 (en) * | 1980-04-03 | 1981-11-30 | Предприятие П/Я Р-6930 | Apparatus for mounting pressed shaft-sleeve type connections |
| CN205364486U (en) * | 2016-01-22 | 2016-07-06 | 昆山美弧橡塑机械有限公司 | Extruder screw rod installation mechanism |
| CN207420861U (en) * | 2017-11-17 | 2018-05-29 | 吴江南玻华东工程玻璃有限公司 | A kind of lobe pump assembles auxiliary device |
| CN208758948U (en) * | 2018-08-23 | 2019-04-19 | 安徽合力股份有限公司 | A kind of press-loading device of integrated hub |
| CN209110504U (en) * | 2018-10-31 | 2019-07-16 | 河南华洋发动机制造有限公司 | Starter armature harness and commutator pressing machine |
| CN111716092A (en) * | 2019-03-21 | 2020-09-29 | 名硕电脑(苏州)有限公司 | Gear assembling equipment and gear assembling method |
| CN211759685U (en) * | 2020-03-06 | 2020-10-27 | 昆山希盟自动化科技有限公司 | Press fitting device and production line |
| CN111360527A (en) * | 2020-04-15 | 2020-07-03 | 山东金辰机械股份有限公司 | Tooth aligning tool before assembly of split herringbone gear and use method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114102102A (en) * | 2021-12-23 | 2022-03-01 | 冰轮环境技术股份有限公司 | Multi-variety small-batch flexible production line for medium-large compressor |
| CN114749912A (en) * | 2022-04-28 | 2022-07-15 | 冰轮环境技术股份有限公司 | Device for assembling male and female rotors and exhaust end seat of screw compressor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112496721B (en) | 2022-04-05 |
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