CN220782850U - Automatic tooth finding and pressing mechanism for lower rotor - Google Patents
Automatic tooth finding and pressing mechanism for lower rotor Download PDFInfo
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- CN220782850U CN220782850U CN202322271279.4U CN202322271279U CN220782850U CN 220782850 U CN220782850 U CN 220782850U CN 202322271279 U CN202322271279 U CN 202322271279U CN 220782850 U CN220782850 U CN 220782850U
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- 230000006835 compression Effects 0.000 claims description 4
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- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 239000011265 semifinished product Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses an automatic tooth finding and press fitting mechanism for a lower rotor, which comprises an equipment rack, and a lower servo mechanism, an upper servo press fitting mechanism, an upper servo tooth finding mechanism and a laser tooth finding mechanism which are all arranged on the equipment rack. The automatic tooth-finding press-fitting mechanism for the lower rotor has the advantages that the tooth-aligning problem of the lower rotor and the lower shaft during assembly is effectively solved, the interference of workers is reduced, the production efficiency is improved, two tooth-aligning modes of finding teeth through the upper servo tooth-finding mechanism and finding teeth through the laser tooth-finding mechanism are integrated, the universality of the automatic tooth-finding press-fitting mechanism for the lower rotor is greatly improved, the automatic tooth-finding press-fitting mechanism is suitable for more product models, and the purchase total cost of equipment is reduced.
Description
Technical Field
The utility model relates to the technical field of electric power steering system assembly equipment, in particular to an automatic tooth finding and press mounting mechanism for a lower rotor.
Background
An electric power steering system (Electric Power Steering System, simply EPS) is a new type of power steering apparatus that uses an electric motor as a power source, and has been developed rapidly in recent years, and is gradually replacing conventional hydraulic and electrohydraulic power steering apparatuses. An electric power steering system generally consists of a mechanical steering gear, a sensor assembly, an EPS controller, a speed reducer, a motor and the like.
The sensor assembly of the electric power steering system is assembled by installing a lower rotor on a lower shaft, and the lower rotor is in interference fit with the lower shaft through a spline. At present, an operator firstly installs a lower rotor on an upper pressure head positioning tool, then puts a semi-finished product of the booster which completes the previous procedure into a press, then withdraws from the grating, starts equipment, and presses the lower rotor into a lower shaft of the semi-finished product of the booster through a servo press. However, the conventional equipment cannot well finish spline tooth-to-tooth, so that the condition that the lower rotor cannot be pressed on the lower shaft often occurs, and the pressing efficiency and the pressing quality are affected.
Solving the above problems is urgent.
Disclosure of Invention
In order to solve the technical problems, the utility model provides an automatic tooth finding and press-fitting mechanism for a lower rotor.
The technical scheme is as follows:
the automatic tooth finding and press mounting mechanism of the lower rotor comprises an equipment rack, wherein the equipment rack is provided with an equipment platform arranged along the horizontal direction, and a lower servo mechanism positioned below the equipment platform, an upper servo press mounting mechanism, an upper servo tooth finding mechanism and a laser tooth finding mechanism are arranged on the equipment rack;
the product fixing tool comprises a tool bottom plate fixedly arranged on the upper surface of the equipment platform and a rotary chuck capable of rotating relative to the tool bottom plate, wherein the rotary chuck is vertically arranged and penetrates through the equipment platform downwards;
the lower servo mechanism comprises a lower servo motor vertically arranged on the equipment rack, and the lower end of the rotary chuck is synchronously and rotationally sleeved on a motor shaft of the lower servo motor;
the upper servo press mechanism comprises a press base, a sliding table and a servo press, wherein the press base is arranged on the equipment platform, the sliding table can be lifted along one side wall of the press base, the servo press is positioned above the sliding table, and the servo press is fixedly arranged on the press base and can drive the sliding table to lift;
the upper servo gear finding mechanism comprises a gear finding mechanism bracket fixedly installed on the sliding table, an upper servo motor installed on the gear finding mechanism bracket, and a lower rotor positioning tool and a compression block which are fixedly installed at the bottom of the gear finding mechanism bracket, wherein a rotation adjusting tool is rotatably installed at the bottom of the gear finding mechanism bracket, the lower rotor positioning tool and the compression block surround the rotation adjusting tool, and the upper servo motor can drive the rotation adjusting tool to rotate through a transmission assembly;
the laser tooth finding mechanism comprises an air cylinder support fixedly mounted on the equipment platform, an air cylinder transversely mounted on the air cylinder support and a diffuse reflection laser sensor mounted on a piston rod of the air cylinder through a sensor support.
Compared with the prior art, the utility model has the beneficial effects that:
the automatic tooth-finding press-fitting mechanism for the lower rotor has the advantages that the tooth-aligning problem of the lower rotor and the lower shaft during assembly is effectively solved, the interference of workers is reduced, the production efficiency is improved, two tooth-aligning modes of finding teeth through the upper servo tooth-finding mechanism and finding teeth through the laser tooth-finding mechanism are integrated, the universality of the automatic tooth-finding press-fitting mechanism for the lower rotor is greatly improved, the automatic tooth-finding press-fitting mechanism is suitable for more product models, and the purchase total cost of equipment is reduced.
Drawings
FIG. 1 is a schematic diagram of a lower rotor automatic tooth finding press-fit mechanism;
FIG. 2 is a schematic diagram of the structure of the lower servo mechanism;
FIG. 3 is a schematic diagram of an upper servo press-fitting mechanism;
FIG. 4 is a schematic diagram of an upper servo tooth finding mechanism;
fig. 5 is a schematic structural view of a laser tooth finding mechanism.
Detailed Description
The utility model is further described below with reference to examples and figures.
As shown in fig. 1-5, a lower rotor automatic tooth finding press-fitting mechanism mainly comprises an equipment rack 1, and a lower servo mechanism 3, an upper servo press-fitting mechanism 4, an upper servo tooth finding mechanism 5 and a laser tooth finding mechanism 6 which are all installed on the equipment rack 1, wherein the equipment rack 1 is provided with an equipment platform 101 arranged along the horizontal direction, the lower servo mechanism 3 is positioned below the equipment platform 101, and the upper servo press-fitting mechanism 4, the upper servo tooth finding mechanism 5 and the laser tooth finding mechanism 6 are all positioned above the equipment platform 101.
Referring to fig. 1 and 2, a product fixing tool 2 is installed on an equipment platform 101, where the product fixing tool 2 includes a tool bottom plate 201 fixedly installed on an upper surface of the equipment platform 101 and a rotating chuck 202 capable of rotating relative to the tool bottom plate 201, and the rotating chuck 202 is vertically disposed and passes through the equipment platform 101 downwards, that is: the booster blank can be reliably positioned on the rotating collet 202 and can be rotated by the rotating collet 202.
The lower servo mechanism 3 comprises a lower servo motor vertically installed on the equipment rack 1, and the lower end of the rotary chuck 202 is synchronously and rotationally sleeved on a motor shaft of the lower servo motor, so that the lower servo mechanism 3 can drive the rotary chuck 202 to rotate through the motor shaft.
Referring to fig. 1 and 3, the upper servo press-fitting mechanism 4 includes a press base 401 mounted on the apparatus platform 101, a slide table 402 capable of lifting along a side wall of the press base 401, and a servo press 403 located above the slide table 402, wherein the servo press 403 is fixedly mounted on the press base 401 and is capable of driving the slide table 402 to lift. Wherein, be provided with two slide rails 409 of vertical setting on the lateral wall of press base 401, slip table 402 can follow two slide rails 409 and go up and down, has guaranteed the stability of slip table 402 operation.
Referring to fig. 3 and 4, the upper servo gear searching mechanism 5 includes a gear searching mechanism support 501 fixedly mounted on the sliding table 402, an upper servo motor 502 mounted on the gear searching mechanism support 501, and a lower rotor positioning tool and a pressing block 504 both fixedly mounted at the bottom of the gear searching mechanism support 501, wherein a rotation adjusting tool 505 is rotatably mounted at the bottom of the gear searching mechanism support 501, the lower rotor positioning tool and the pressing block 504 surround the rotation adjusting tool 505, and the upper servo motor 502 can drive the rotation adjusting tool 505 to rotate through a transmission assembly, so as to search the teeth. Therefore, the upper servo gear finding mechanism 5 can be driven to integrally lift up and down by lifting the sliding table 402, so that press fitting is completed by the pressing block 504.
Referring to fig. 1 and 5, the laser tooth finding mechanism 6 includes a cylinder bracket 601 fixedly mounted on the apparatus stage 101, a cylinder 602 transversely mounted on the cylinder bracket 601, and a diffuse reflection laser sensor 604 mounted on a piston rod of the cylinder 602 through a sensor bracket 603. Accordingly, the cylinder 602 can adjust the position of the diffuse reflection laser sensor 604 by the expansion and contraction of the piston rod.
Thus, by the cooperation of the lower servo mechanism 3, the upper servo press-fitting mechanism 4, the upper servo tooth finding mechanism 5 and the laser tooth finding mechanism 6, the following two tooth aligning methods can be realized:
specifically, after the part is placed in the device, the human body exits the grating, the switch 10 is flapped at the same time, the device is started, the laser sensor 9 detects that the part is in place, the code scanner scans the two-dimensional code of the part to judge the type of the part, if the device is judged to be the type 1, the type 1 logic is executed, and if the device is judged to be the type 2, the type 2 logic is executed.
Type 1 logic: the piston rod of the cylinder 602 in the laser tooth finding mechanism 6 stretches out, the diffuse reflection laser sensor 604 detects the tooth gap of the part teeth, meanwhile, the motor shaft of the lower servo motor in the lower servo mechanism 3 rotates and is transmitted to the part for rotation through the rotary chuck 202, the state of the part can be confirmed by detecting the on-off state of the teeth through the diffuse reflection laser sensor 604, and finally the tooth finding is completed through fixed angle supplement.
Type 2 logic: the upper servo gear finding mechanism 5 is provided with a lower rotor part, after the equipment is started, the upper servo gear finding mechanism 5 is driven by the servo press 403 to move downwards, and after the lower rotor moves to a preset contact position, the following conditions can occur: in the case 1, the meshing force of the two parts is small, namely the pressure of the servo press 403 is not large, and the two parts can be directly pressed; in case 2, the tooth meshing force of the two parts is larger, that is, the pressure of the servo press 403 is larger, the servo press 403 can not be directly pressed, the servo press 403 drives the upper servo tooth searching mechanism 5 to move upwards to a non-interference position, then the upper servo motor 502 rotates by a fixed angle and is transmitted to the rotation adjusting tool 505 through the transmission assembly, the rotation of the lower rotor angle is realized, the servo press 403 is driven to be pressed down to a preset position, the tooth meshing pressure of the parts is judged, the tooth meshing pressure is repeatedly confirmed to be qualified through the logic, and then the servo press 403 is driven to be pressed.
Referring to fig. 3, a dial indicator 404 extending downward is vertically installed on the sliding table 402, a detection rod supporting seat 408 adapted to a detection rod of the dial indicator 404 is fixedly installed on the press base 401, and the detection rod supporting seat 408 is located right below the dial indicator 404, so that displacement of the press base 401 driven by the servo press 403 can be verified.
Further, the device platform 101 is fixedly provided with adjusting bolt bases 405 respectively located at two sides of the press base 401, the adjusting bolt bases 405 are rotatably provided with adjusting bolts 406, the press base 401 can be slidably mounted on the device platform 101, and nut seats 407 respectively in threaded fit with the corresponding adjusting bolts 406 are integrally formed, so that the position of the press base 401 can be adjusted by rotating the two adjusting bolts 406.
Referring to fig. 4, the transmission assembly includes a driving gear 506 synchronously rotatably sleeved on a motor shaft of the upper servo motor 502 and a driven gear 507 synchronously rotatably sleeved on the rotation adjustment tool 505, wherein the driving gear 506 is meshed with the driven gear 507, and the transmission assembly is stable and reliable, has high adjustment precision and ensures accurate adjustment of the rotation adjustment tool 505 through gear transmission. Further, the lower end of the rotation adjusting tool 505 is of a circular ring structure, and the inner wall and the outer wall of the circular ring structure are provided with splines, so that the lower rotor can be reliably positioned, and the universality is good.
The compacting block 504 is in a U-shaped structure surrounding the rotation adjusting tool 505, the compacting block 504 is fixedly connected to the lower end of the tooth finding mechanism bracket 501 through a contour post 508, the lower rotor positioning tool is provided with two positioning pins 503 which are oppositely arranged at the notch of the compacting block 504, and the two positioning pins 503 extend downwards, so that the lower rotor can be positioned simply and reliably and the lower rotor can be pressed.
Please see fig. 1 and fig. 2, two forklift cooperation cylinders extending along the horizontal direction are installed at the bottom of the equipment rack 1 in parallel with each other, so that the equipment is transported wholly by the forklift, and the flexibility of transportation is improved. Meanwhile, a plurality of blessing Ma Lun 7 which can be lifted and locked are arranged at the bottom of the equipment rack 1, and the equipment rack 1 can be leveled and the rollers of the blessing horse wheel 7 can be locked and unlocked through lifting adjustment of the blessing horse wheel 7.
The equipment platform 101 is provided with a quick-change plug 8, and the quick-change plug 8 is positioned beside the tool bottom plate 201 so as to facilitate quick-plug connection. The equipment rack 1 is also provided with a cabinet 11 and an electrical cabinet 12, wherein the cabinet 11 is positioned below the equipment platform 101, and the electrical cabinet 12 is positioned behind the equipment platform 101.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
Finally, it should be noted that the above description is only a preferred embodiment of the present utility model, and that many similar changes can be made by those skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (8)
1. The utility model provides an automatic tooth pressure equipment mechanism of looking for of lower rotor, includes equipment rack (1), and this equipment rack (1) has equipment platform (101) that set up along the horizontal direction, its characterized in that: a lower servo mechanism (3) positioned below the equipment platform (101) and an upper servo press-fitting mechanism (4), an upper servo tooth finding mechanism (5) and a laser tooth finding mechanism (6) which are all positioned above the equipment platform (101) are arranged on the equipment rack (1);
the product fixing tool (2) is arranged on the equipment platform (101), the product fixing tool (2) comprises a tool bottom plate (201) fixedly arranged on the upper surface of the equipment platform (101) and a rotary chuck (202) capable of rotating relative to the tool bottom plate (201), and the rotary chuck (202) is vertically arranged and downwards penetrates through the equipment platform (101);
the lower servo mechanism (3) comprises a lower servo motor vertically arranged on the equipment rack (1), and the lower end of the rotary chuck (202) is synchronously and rotationally sleeved on a motor shaft of the lower servo motor;
the upper servo press-fitting mechanism (4) comprises a press base (401) arranged on the equipment platform (101), a sliding table (402) capable of lifting along one side wall of the press base (401) and a servo press (403) arranged above the sliding table (402), wherein the servo press (403) is fixedly arranged on the press base (401) and can drive the sliding table (402) to lift;
the upper servo gear finding mechanism (5) comprises a gear finding mechanism support (501) fixedly installed on a sliding table (402), an upper servo motor (502) installed on the gear finding mechanism support (501) and a lower rotor positioning tool and a compression block (504) which are fixedly installed at the bottom of the gear finding mechanism support (501), a rotation adjusting tool (505) is rotatably installed at the bottom of the gear finding mechanism support (501), the lower rotor positioning tool and the compression block (504) surround the rotation adjusting tool (505), and the upper servo motor (502) can drive the rotation adjusting tool (505) to rotate through a transmission assembly;
the laser tooth finding mechanism (6) comprises an air cylinder support (601) fixedly installed on the equipment platform (101), an air cylinder (602) transversely installed on the air cylinder support (601), and a diffuse reflection laser sensor (604) installed on a piston rod of the air cylinder (602) through a sensor support (603).
2. The automatic tooth finding and press fitting mechanism for a lower rotor according to claim 1, wherein: the dial indicator is characterized in that a dial indicator (404) extending downwards is vertically arranged on the sliding table (402), a detection rod supporting seat (408) matched with a detection rod of the dial indicator (404) is fixedly arranged on the press base (401), and the detection rod supporting seat (408) is located under the dial indicator (404).
3. The automatic tooth finding and press-fitting mechanism for a lower rotor according to claim 1 or 2, wherein: the device comprises a device platform (101), wherein adjusting bolt bases (405) which are respectively arranged on two sides of the press base (401) are fixedly arranged on the device platform (101), adjusting bolts (406) are respectively and rotatably arranged on the adjusting bolt bases (405), the press base (401) can be slidably arranged on the device platform (101), and nut bases (407) which are respectively and correspondingly matched with the adjusting bolts (406) in a threaded mode are integrally formed.
4. The automatic tooth finding and press fitting mechanism for a lower rotor according to claim 1, wherein: the transmission assembly comprises a driving gear (506) synchronously sleeved on a motor shaft of the upper servo motor (502) and a driven gear (507) synchronously sleeved on the rotation adjusting tool (505), and the driving gear (506) is meshed with the driven gear (507).
5. The automatic tooth finding and press fitting mechanism for a lower rotor according to claim 1 or 4, wherein: the compressing block (504) is of a U-shaped structure surrounding the rotating adjusting tool (505), the compressing block (504) is fixedly connected to the lower end of the tooth finding mechanism support (501) through a contour post (508), and the lower rotor positioning tool is provided with two positioning pins (503) which are oppositely arranged at notches of the compressing block (504), and the two positioning pins (503) extend downwards.
6. The automatic tooth finding and press fitting mechanism for a lower rotor according to claim 1, wherein: two forklift matching cylinders which extend in the horizontal direction are arranged at the bottom of the equipment rack (1) in parallel.
7. The automatic tooth finding and press fitting mechanism for a lower rotor according to claim 1, wherein: a plurality of blessing horse wheels (7) capable of lifting and locking are arranged at the bottom of the equipment rack (1).
8. The automatic tooth finding and press fitting mechanism for a lower rotor according to claim 1, wherein: and the equipment platform (101) is provided with a quick-change plug (8), and the quick-change plug (8) is positioned beside the tool bottom plate (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322271279.4U CN220782850U (en) | 2023-08-23 | 2023-08-23 | Automatic tooth finding and pressing mechanism for lower rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322271279.4U CN220782850U (en) | 2023-08-23 | 2023-08-23 | Automatic tooth finding and pressing mechanism for lower rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220782850U true CN220782850U (en) | 2024-04-16 |
Family
ID=90632235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322271279.4U Active CN220782850U (en) | 2023-08-23 | 2023-08-23 | Automatic tooth finding and pressing mechanism for lower rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220782850U (en) |
-
2023
- 2023-08-23 CN CN202322271279.4U patent/CN220782850U/en active Active
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