Gear flyweight assembling mechanism
By designing the gear fly block assembly mechanism and using components such as linear guide rails and sliders to achieve automated assembly, the problem of low manual assembly efficiency in the prior art is solved, the assembly efficiency and product qualification rate are improved, and the labor intensity of workers is reduced.
Patent Information
- Application Number
- CN202420923286.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-29
- Publication Date
- 2025-01-07
- Estimated Expiration
- 2034-04-29
AI Technical Summary
In the prior art, the assembly of centrifugal fly blocks on the engine speed control gear requires manual operation, resulting in high labor intensity, high cost and low efficiency.
A gear fly block assembly mechanism is designed, including a base plate, a linear guide rail, a slider, a positioning plate, a gear shaft hole positioning seat, a fly block positioning seat, a gear rotation limit seat, a pin loading seat and a pressing rod, through which The components are automatically assembled to ensure accurate insertion and stable position of the pins.
It significantly improves the assembly efficiency of centrifugal fly blocks, reduces the labor intensity of workers, improves product pass rate, and speeds up the production pace.
Smart Images
Figure CN222307908U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of press-fit devices, in particular to a gear flyer assembly mechanism. Background Art
[0002] The speed regulating gear is an important component in the engine transmission. The engine in the prior art needs to be equipped with a centrifugal flyweight on the speed regulating gear. The centrifugal flyweight rotates with the engine, and the centrifugal flyweight generates centrifugal force to maintain the engine speed stable. The centrifugal flyweight is connected to the speed regulating gear through a pin shaft. At present, the speed regulating gear is installed with centrifugal flyweights by manual assembly, which has high labor intensity, high labor cost and low efficiency of manual assembly. Summary of the invention
[0003] In view of the deficiencies in the above-mentioned prior art, the utility model provides a gear flyweight assembly mechanism, which has a simple structure and is convenient for realizing automatic assembly of centrifugal flyweights on speed regulating gears, thereby improving processing efficiency and reducing labor intensity of workers.
[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0005] The gear assembly of claim 1, wherein the guide rail is provided on the bottom plate, the guide rail is slidably provided with a slider, and a positioning plate is fixedly provided on the slider, a gear shaft hole positioning seat is provided in the middle of the top surface of the positioning plate, a fly block positioning seat is provided on the left and right sides of the gear shaft hole positioning seat, and a gear rotation limit seat is provided on the front and rear sides of the gear shaft hole positioning seat, respectively. A first pin loading seat is provided on the bottom plate on one side of the positioning plate, and a second pin loading seat is provided on the bottom plate on the other side of the positioning plate, the first pin loading seat and the second pin loading seat respectively have insertion holes corresponding to the pin holes on the two fly blocks, the first pin loading seat and the second pin loading seat both have pin insertion grooves, and a horizontally movable pressing rod is provided in the insertion hole for loading the pin into the pin holes on the fly block and the gear.
[0006] Furthermore, the pin insertion groove is a V-shaped groove, and the bottom of the V-shaped groove is connected to the insertion hole, and the insertion hole can just accommodate a pin.
[0007] Furthermore, the first pin mounting seat is fixedly disposed on the base plate, and the second pin mounting seat is slidably disposed on the base plate via a linear guide slider.
[0008] Furthermore, a translation cylinder for driving the second pin to fit into the seat is arranged on the bottom plate, and a blocking positioning block is arranged at one end of the linear guide slider close to the positioning plate.
[0009] Furthermore, an end positioning block is provided at one end of the linear guide rail, the end of the positioning plate has a fork opening matched with the end positioning block, and a stop screw is threadedly provided on the end positioning block.
[0010] Furthermore, a rear blocking block is provided at the other end of the linear guide rail.
[0011] Furthermore, a pressure cylinder is connected to the rear end of the press rod, and the pressure cylinder is arranged on the base plate through a mounting bracket.
[0012] The beneficial effects of the utility model include: significantly improving the assembly efficiency of the centrifugal flying weight on the speed regulating gear, improving the product qualification rate, reducing the labor intensity of workers, and accelerating the production rhythm. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a structural schematic diagram of the utility model;
[0014] Figure 2 It is a schematic diagram of the structure of an embodiment of the utility model. DETAILED DESCRIPTION
[0015] The present invention will be further described in detail below in conjunction with specific embodiments and accompanying drawings.
[0016] A kind of Figure 1-2 The gear flyweight assembly mechanism shown includes a base plate 1, a linear guide rail 2 is provided on the base plate 1, a slider is provided on the linear guide rail 2 for sliding cooperation, a positioning plate 4 is fixedly provided on the slider, a gear shaft hole positioning seat 5 is provided in the middle of the top surface of the positioning plate 4 to position the shaft hole of the gear, and the positioning plate 4 positions the end surface. A flyweight positioning seat 6 is provided on the left and right sides of the gear shaft hole positioning seat 5, respectively, and a flyweight positioning portion is provided on the flyweight positioning seat 6, and the two flyweight positioning seats 6 are centrally symmetrically arranged about the axis of the gear shaft hole positioning seat 5. A gear rotation limit seat is provided on the front and rear sides of the gear shaft hole positioning seat 5, respectively, and the gear rotation limit seat has a toothed structure meshing with the gear to prevent the gear from rotating during the press-fitting process. A first pin insertion seat 7 is provided on the bottom plate 1 on one side of the positioning plate 4, and a second pin insertion seat 9 is provided on the bottom plate 1 on the other side of the positioning plate 4. The first pin insertion seat 7 and the second pin insertion seat 9 respectively have insertion holes 10 corresponding to the pin holes on the two fly blocks, and the insertion holes 10 are axially through-set. The first pin insertion seat 7 and the second pin insertion seat 9 are both provided with a pin placement groove 11 for placing the pin to be pressed into the placement groove. The pin placement groove 11 is a V-shaped groove, and the bottom of the V-shaped groove is connected to the insertion hole 10, and the insertion hole 10 can just accommodate one pin.
[0017] A horizontally movable press rod 8 is provided in the insertion hole 10 to insert the pin into the pin hole on the fly block and the gear. A top pressure cylinder 18 is connected to the rear end of the press rod 8, and the top pressure cylinder 18 is arranged on the bottom plate 1 through a mounting bracket 19.
[0018] In this embodiment, the positioning plate 4 is installed or removed when it slides to the rear end of the linear guide, and the pins are pressed when it slides to the front end of the linear guide. Therefore, an end positioning block 15 is provided at one end of the linear guide 2 of this embodiment, and a stop screw 16 is provided on the end positioning block 15 in threaded cooperation. It is used to ensure that when the positioning plate 4 enters the press-fit position, the insertion hole 10 is aligned with the pin hole on the fly block. The end of the positioning plate 4 has a fork that cooperates with the end positioning block 15 to ensure that the positioning plate 4 remains stable during press-fitting. The other end of the linear guide 2 is provided with a rear blocking block 17 to ensure that the slider does not slip off the linear guide.
[0019] In order to facilitate the gear to smoothly enter or move out of the press-fitting position, in this embodiment, the first pin loading seat 7 is fixedly set on the base plate 1, and the second pin loading seat 9 is slidably set on the base plate 1 through the linear guide slider 12. When the positioning plate 4 slides, the second pin loading seat 9 retreats and gives way.
[0020] Furthermore, a translation cylinder 13 for driving the second pin installation seat 9 is provided on the base plate 1 , and a blocking positioning block 14 is provided at one end of the linear guide slider 12 close to the positioning plate 4 for limiting the forward position of the second pin installation seat 9 .
[0021] The technical solutions provided by the embodiments of the present invention are introduced in detail above. Specific examples are used in this article to illustrate the principles and implementation methods of the embodiments of the present invention. The description of the above embodiments is only applicable to help understand the principles of the embodiments of the present invention. At the same time, for those skilled in the art, according to the embodiments of the present invention, there will be changes in the specific implementation methods and application scopes. In summary, the content of this specification should not be understood as a limitation on the present invention.
Claims
1. A gear fly block assembly mechanism, characterized in that: The invention comprises a bottom plate (1), a linear guide rail (2) is arranged on the bottom plate (1), a slider is slidably arranged on the linear guide rail (2), a positioning plate (4) is fixedly arranged on the slider, a gear shaft hole positioning seat (5) is arranged in the middle of the top surface of the positioning plate (4), a fly block positioning seat (6) is arranged on the left and right sides of the gear shaft hole positioning seat (5), a gear rotation limit seat is arranged on the front and rear sides of the gear shaft hole positioning seat (5), and a gear rotation limit seat is arranged on the bottom plate (1) on one side of the positioning plate (4). A first pin-loading seat (7) is arranged, and a second pin-loading seat (9) is arranged on the bottom plate (1) on the other side of the positioning plate (4). The first pin-loading seat (7) and the second pin-loading seat (9) respectively have insertion holes (10) corresponding to the pin holes on the two fly blocks. The first pin-loading seat (7) and the second pin-loading seat (9) both have pin receiving grooves (11). The insertion holes (10) are both provided with horizontally movable pressing rods (8) for inserting the pins into the pin holes on the fly blocks and the gears.
2. A gear flyweight assembly mechanism according to claim 1, characterized in that: The pin insertion groove (11) is a V-shaped groove, and the bottom of the V-shaped groove is connected to the insertion hole (10), and the insertion hole (10) can just accommodate a pin.
3. A gear flyweight assembly mechanism according to claim 1, characterized in that: The first pin mounting seat (7) is fixedly arranged on the base plate (1), and the second pin mounting seat (9) is slidably arranged on the base plate (1) via a linear guide slider (12).
4. A gear flyweight assembly mechanism according to claim 3, characterized in that: The base plate (1) is provided with a translation cylinder (13) for driving the second pin assembly seat (9), and the linear guide slider (12) is provided with a blocking positioning block (14) at one end close to the positioning plate (4).
5. A gear flyweight assembly mechanism according to claim 1, characterized in that: An end positioning block (15) is provided at one end of the linear guide rail (2), the end of the positioning plate (4) has a fork opening that cooperates with the end positioning block (15), and a stop screw (16) is provided on the end positioning block (15) in a threaded manner.
6. A gear flyweight assembly mechanism according to claim 5, characterized in that: The other end of the linear guide rail (2) is provided with a rear blocking block (17).
7. A gear flyweight assembly mechanism according to claim 1, characterized in that: The rear end of the press rod (8) is connected to a press cylinder (18), and the press cylinder (18) is arranged on the bottom plate (1) via a mounting bracket (19).