CN202121437U - Connection structure of motor and pinion of electric screw press and press - Google Patents
Connection structure of motor and pinion of electric screw press and press Download PDFInfo
- Publication number
- CN202121437U CN202121437U CN201120168923XU CN201120168923U CN202121437U CN 202121437 U CN202121437 U CN 202121437U CN 201120168923X U CN201120168923X U CN 201120168923XU CN 201120168923 U CN201120168923 U CN 201120168923U CN 202121437 U CN202121437 U CN 202121437U
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- China
- Prior art keywords
- motor
- pinion
- electric screw
- screw press
- output shaft
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- Expired - Fee Related
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model provides a connection structure of a motor and a pinion of an electric screw press and a press. The utility model solves the problems that a motor and a pinion are connected by using a coupling in the prior art, which is poor in concentricity; the connection component goes wrong easily; and the pinion has a big inertia moment. The direct connection structure of a motor and a pinion of an electric screw press and press comprises a motor and a pinion, and the portion of the output shaft of the motor exposed to the casing of the motor is directly connected with the pinion. In the utility model, the motor and the pinion are directly and rigidly connected, increasing the concentricity of the connection of the motor and the pinion; the radial force of a gear is small, and the inertia moment of the pinion is small, thus effectively protecting the structure of the gear, and avoiding the violent jitter of the motor itself and the damage of the connection intermediate link of the gear.
Description
Technical field
The utility model relates to electric screw press, is specifically related to the improvement of electric screw press motor and pinion draw bail.
Background technology
The operation principle of electric screw press is: rare-earth permanent-magnet electric machine drives pinion and drives the flywheel gear rotation through the one-level transmission; Screw rod rotation and move downward in the flywheel gear through the nut of screw pair drive fixing in the slide block the inside; Move downward thereby drive slide block, realize forging forming; After the strike, the energy of flywheel gear all discharges and finishes, and motor counter-rotating then rises to predetermined altitude with slide block, the motor outage, and brake braking flywheel gear makes slide block be parked in initial position, accomplishes a duty cycle.In the prior art, motor adopts coupling to be connected with pinion, and the structure tradition is complicated, and proper alignment is poor between motor and the pinion, and the gear force in radial is big, and constitutes than long cantilever, has reduced the bending stiffness of motor shaft; Simultaneously; Motor is generally overhead and installs vertically downward; Motor output shaft down, motor is fixedly mounted on the maintenance platform of press body, is positioned at the top of pinion; And because forging equipment has vibration greatly, so overhead installs because the violent shake of fixing maintenance platform has just greatly reduced the steadiness and the transmission stability of motor itself.
Summary of the invention
The utility model provides the draw bail of a kind of electric screw press motor and pinion, can solve in the prior art in the overhead motor and gear, and pinion adopts coupling to connect, and proper alignment is poor, the pinion moment of inertia big, the problem of motor rigidity difference.
For reaching the purpose that solves the problems of the technologies described above, the following technical scheme of employing of the draw bail of said electric screw press motor of the utility model and pinion is achieved:
The draw bail of a kind of electric screw press motor and pinion comprises motor, pinion, and the output shaft of said motor exposes the part of motor case through the said pinion of the direct connection of the axis hole of said pinion.
In the technical scheme of the draw bail of the utility model electric screw press motor and pinion, comprise following additional technical feature:
Said motor is that underneath type is installed straight up, and is fixed on the fuselage of said fly press.
The part that the output shaft of said motor exposes motor case directly connects through key with said pinion; The part that the output shaft of said motor exposes motor case is provided with back tightening nut at the place, upper surface top position of said pinion, is provided with locking stop washer between the upper surface of said back tightening nut and said pinion.
The axial end that the output shaft of said motor exposes motor case is connected with bracing frame.
Support frame as described above comprises cross-brace plate, following cross-brace plate and is vertically connected at the vertical supporting bracket of upper and lower cross-brace plate one side; Said cross-brace plate down is fixed on the casing of said motor; Said going up on the cross-brace plate has motor output shaft axle head installing hole, has motor output shaft on the said cross-brace plate down and stretches out the hole.
The lower surface of said pinion is provided with labyrinth type and keeps off oily groove, and it is protruding that correspondence is provided with labyrinth type retaining oil on the upper end cover of said motor.
The utility model has also proposed a kind of electric screw press, and the draw bail of above-mentioned electric screw press motor and pinion is installed.
Compared with prior art; The advantage and the good effect of the utility model are: 1, the output shaft of the utility model motor exposes the part and the direct rigid attachment of pinion of motor case; Strengthened the proper alignment that motor connects with pinion; The gear force in radial is little, and the pinion moment of inertia is little, has effectively protected large and small gear and motor shaft; 2, motor is that underneath type is installed straight up, the motor shaft output up, motor case is positioned at pinion below, and is fixed on the electric screw press fuselage, has guaranteed the steadiness of motor rotation; 3, support frame structure is simple, reasonable, is easy to install, and motor shaft has been played strong support and protective effect; 4, the labyrinth type oil baffle structure that forms between the upper end cover of pinion lower surface and motor can prevent effectively that lubricating oil from flowing on the motor shaft along the gear bottom surface to get into and cause motor to damage in the motor.
Description of drawings
Fig. 1 is the structural representation of the draw bail of the utility model embodiment electric screw press motor and gear;
1, motor; 11, motor output shaft exposes the part of motor case; 12, motor output shaft exposes the axial end of motor case; 13, motor case; 14, motor bearings gland; 15, labyrinth type retaining oil is protruding; 2, pinion; 21, pinion lower surface; 22, labyrinth type is kept off oily groove; 23, pinion upper surface; 3, gear wheel; 4, electric screw press fuselage; 5, bracing frame; 51, go up the cross-brace plate; 52, following cross-brace plate; 53, vertical supporting bracket; 54, motor output shaft axle head installing hole; 55, motor output shaft stretches out the hole; 6, bearing; 7, back tightening nut; 8, locking stop washer.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer; To combine the accompanying drawing among the utility model embodiment below; Technical scheme among the utility model embodiment is carried out clear, intactly description; Obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
With reference to shown in Figure 1, the draw bail of present embodiment electric screw press motor and gear comprises motor 1, pinion 2, gear wheel 3; Pinion 2 and gear wheel 3 engagements; Gear wheel 3 connects as one with the flywheel gear of electric screw press, and then motor 1 running drives pinion 2 and drives the flywheel gear rotation through the one-level transmission, screw rod rotation and move downward through the nut of screw pair drive fixing in the slide block the inside in the flywheel gear; Move downward thereby drive slide block, realize forging forming.The part 11 that motor output shaft exposes motor case in the present embodiment directly connects pinion 2 through the axis hole of pinion 2, can be through the direct connection pinion 2 of key or pin.
Motor 1 adopts underneath type to install straight up; And be fixed on the fly press fuselage 4, it is the below that motor case 13 is positioned at pinion 2 that underneath type described herein is installed straight up, and the part 11 that motor output shaft exposes motor case vertically up; So; Avoided the installation of motor overhead maintenance platform need be set above fly press fuselage 4 so that motor to be installed, simple in structure, guaranteed the steadiness of motor rotation.
The part 11 that motor output shaft exposes motor case is provided with back tightening nut 7 at place, pinion upper surface 23 top positions; Play the effect that fixing pinion 2 prevents its axial motion; Be provided with locking stop washer 8 between back tightening nut 7 and the pinion upper surface 23, it is any loosening to have guaranteed that back tightening nut 7 can not produce.
For reaching the purpose that supports and protect motor output shaft, the axial end 12 that motor output shaft exposes motor case is connected with bracing frame 5.
Particularly; Bracing frame 5 comprises cross-brace plate 51, following cross-brace plate 52 and is vertically connected at the vertical supporting bracket 53 of upper and lower cross-brace plate 51,52 1 sides; Following cross-brace plate 52 is fixed on the motor case 13; Cross-brace plate 52 is fixed on motor bearings gland 14 places under in the present embodiment; Have motor output shaft axle head installing hole 54 on the last cross-brace plate 51, the axial end 12 that motor output shaft exposes motor case is installed in the motor output shaft axle head installing hole 54, and motor output shaft exposes between axial end 12 and the motor output shaft axle head installing hole 54 of motor case bearing 6 is installed; Have motor output shaft on the following cross-brace plate 52 and stretch out hole 55, so that motor output shaft stretches out.
Cause motor to damage in the motor for preventing that lubricating oil from flowing to along pinion 2 bottom surfaces to get on the motor output shaft; Pinion lower surface 21 is provided with labyrinth type and keeps off oily groove 22; Correspondence is provided with labyrinth type retaining oil convexity 15 on the motor bearings gland 14, cooperates to form labyrinth oil baffle structure, good sealing effect.
The present embodiment electric screw press is equipped with the draw bail of described electric screw press motor of present embodiment and gear.
The above; It only is the preferred embodiment of the utility model; Be not to be the restriction of the utility model being made other form, any professional and technical personnel of being familiar with possibly utilize the technology contents of above-mentioned announcement to change or be modified as the equivalent embodiment of equivalent variations.But every the utility model technical scheme content that do not break away to any simple modification, equivalent variations and remodeling that above embodiment did, still belongs to the protection range of the utility model technical scheme according to the technical spirit of the utility model.
Claims (7)
1. the draw bail of electric screw press motor and pinion comprises motor, pinion, it is characterized in that: the part that the output shaft of said motor exposes motor case directly connects said pinion through the axis hole of said pinion.
2. the draw bail of electric screw press motor according to claim 1 and pinion is characterized in that: said motor is that underneath type is installed straight up, and is fixed on the fuselage of said fly press.
3. the draw bail of electric screw press motor according to claim 2 and pinion; The part that the output shaft of said motor exposes motor case directly connects through key with said pinion; The part that the output shaft of said motor exposes motor case is provided with back tightening nut at the place, upper surface top position of said pinion, is provided with locking stop washer between the upper surface of said back tightening nut and said pinion.
4. the draw bail of electric screw press motor according to claim 3 and pinion is characterized in that: the axial end that the output shaft of said motor exposes motor case is connected with bracing frame.
5. the draw bail of electric screw press motor according to claim 4 and gear; It is characterized in that: support frame as described above comprises cross-brace plate, following cross-brace plate and is vertically connected at the vertical supporting bracket of upper and lower cross-brace plate one side; Said cross-brace plate down is fixed on the casing of said motor; Said going up on the cross-brace plate has motor output shaft axle head installing hole, has motor output shaft on the said cross-brace plate down and stretches out the hole.
6. the draw bail of electric screw press motor according to claim 5 and pinion is characterized in that: the lower surface of said pinion is provided with labyrinth type and keeps off oily groove, and it is protruding that correspondence is provided with labyrinth type retaining oil on the upper end cover of said motor.
7. electric screw press is characterized in that: the draw bail that any described electric screw press motor and pinion among the aforesaid right requirement 1-6 are installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120168923XU CN202121437U (en) | 2011-05-25 | 2011-05-25 | Connection structure of motor and pinion of electric screw press and press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120168923XU CN202121437U (en) | 2011-05-25 | 2011-05-25 | Connection structure of motor and pinion of electric screw press and press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202121437U true CN202121437U (en) | 2012-01-18 |
Family
ID=45462474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120168923XU Expired - Fee Related CN202121437U (en) | 2011-05-25 | 2011-05-25 | Connection structure of motor and pinion of electric screw press and press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202121437U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102990958A (en) * | 2012-11-12 | 2013-03-27 | 浙江丰诚精锻科技有限公司 | Digital-control electric screw press |
| CN103464667A (en) * | 2013-09-05 | 2013-12-25 | 青岛宏达锻压机械有限公司 | Hybrid drive guide type electric screw press |
-
2011
- 2011-05-25 CN CN201120168923XU patent/CN202121437U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102990958A (en) * | 2012-11-12 | 2013-03-27 | 浙江丰诚精锻科技有限公司 | Digital-control electric screw press |
| CN103464667A (en) * | 2013-09-05 | 2013-12-25 | 青岛宏达锻压机械有限公司 | Hybrid drive guide type electric screw press |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20180525 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |