CN211135522U - Lever-type servo powder forming machine - Google Patents
Lever-type servo powder forming machine Download PDFInfo
- Publication number
- CN211135522U CN211135522U CN201921915268.2U CN201921915268U CN211135522U CN 211135522 U CN211135522 U CN 211135522U CN 201921915268 U CN201921915268 U CN 201921915268U CN 211135522 U CN211135522 U CN 211135522U
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- lever
- frame
- swing arm
- servo motor
- upper punch
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- 239000000843 powder Substances 0.000 title claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 23
- 238000000465 moulding Methods 0.000 claims abstract description 13
- 230000001360 synchronised effect Effects 0.000 claims description 2
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
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- Powder Metallurgy (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The utility model discloses a servo powder make-up machine of lever, which comprises a frame, locate the upper punch servo motor of frame one side, order about the pivoted lead screw by upper punch servo motor, upper and lower slidable mounting in the frame and with the transmission seat that lead screw transmission is connected, one end articulates in the first swing arm of transmission seat, and locate the forming device of frame opposite side, connect the upper thrust axle on forming device and one end articulate in the second swing arm of upper thrust axle, it has a lever still to articulate in the frame, the longer one section of lever articulates in the other end of first swing arm, the shorter one section of lever articulates in the other end of second swing arm. When the upper punch servo motor drives the transmission seat to ascend through the lead screw, the first swing arm hinged to the transmission seat pushes one end of the lever to ascend, and the other end of the lever presses downwards and drives the upper punch force shaft to apply pressure to the forming device through the second swing arm. The lever is used as a labor-saving lever, so that the moment generated by the upper punch servo motor and the screw rod can be amplified, and the pressure requirement of the existing high-precision product during molding can be met.
Description
Technical Field
The utility model relates to a powder former especially relates to a servo powder former of lever.
Background
With the continuous development of science and technology, the precision requirements of various products are higher and higher. In the powder metallurgy industry, the traditional mechanical forming machine has the defects of low precision, high noise and complex structure, and the servo forming machines popularized in the market at present are divided into a servo motor driving oil press series and a servo motor matched speed reducer series, wherein the servo motor driving oil press series forming machines have low precision and complex structure. Oil leakage is easy, the hydraulic oil needs to be replaced periodically, and the cost is high; the servo motor is matched with a reducer series powder forming machine, so that the reducer is high in noise, low in service life and high in cost. The servo powder forming machine is limited by factors such as servo motor power, lead screw lead and the like, the forming pressure of the equipment is mostly within 500KN, and the required precision and forming pressure of the existing powder forming product can not be met.
In order to solve the above problems, it is necessary to provide a powder molding machine with a higher molding pressure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a powder forming machine that shaping pressure is bigger.
In order to realize the above-mentioned purpose, the utility model provides a servo powder make-up machine of lever, include the frame, locate the upper punch servo motor of frame one side, by upper punch servo motor orders about pivoted lead screw, from top to bottom slidable mounting in the frame and with transmission seat, the one end that lead screw transmission is connected articulate in the first swing arm of transmission seat, and, locate the forming device of frame opposite side, connect in upper thrust axle on the forming device articulate with one end in the second swing arm of upper thrust axle, it has a lever still to articulate in the frame, longer one section of lever articulate in the other end of first swing arm, shorter one section of lever articulate in the other end of second swing arm.
Compared with the prior art, the utility model discloses a lever servo powder forming machine has set up lever structure in the frame, when the servo motor that dashes orders about the transmission seat through the lead screw and rises, hinges and to lift in one of the first swing arm promotion lever of transmission seat, and the other end of lever pushes down and orders about the last power axle through the second swing arm and exert pressure to forming device. Because the one end that the lever is connected with first swing arm is longer than the one end of being connected with the second swing arm, consequently the lever is as laborsaving lever, can enlarge the moment that upper punch servo motor and lead screw produced, can satisfy the pressure demand of present high accuracy product when the shaping. Moreover, the lever transmission mechanism has the advantages of simple structure, long service life and no noise. In addition, because of the moment amplification effect of the lever, a servo motor with smaller power can be used as power, and the cost can be greatly reduced.
Preferably, the upper punch servo motor is located at the bottom of one side of the frame and connected with the lead screw through a coupler, a bearing for positioning the lead screw is arranged at the upper end of the frame, a guide pillar extending up and down is arranged in the frame, and the transmission seat is slidably sleeved on the guide pillar and located above the upper punch servo motor.
Preferably, the number of the first swing arms is two, the two first swing arms are located on two sides of the screw rod, and the two first swing arms are coaxially hinged to the lever.
Preferably, a guide member for guiding the upper thrust shaft is provided in the frame.
Specifically, the side of the upper thrust shaft is triangular with a convex middle part and has two inclined surfaces, and the guide part is in a corresponding branched structure so as to be attached to the two inclined surfaces.
Preferably, a grating ruler is fixed on the upper thrust shaft, and a reading head matched with the grating ruler is fixed on the rack.
Preferably, the forming device comprises an upper mold assembly, a female core rod assembly, a lower mold assembly and a lower punch shaft.
Specifically, the rear end of the bottom of the rack is provided with a lower servo motor, and the lower servo motor drives the lower thrust shaft to slide up and down through a synchronous belt component and a lower screw rod.
Drawings
Fig. 1 is a perspective view of the lever type servo powder forming machine of the present invention.
Fig. 2 is a side view of a lever type servo powder molding machine.
Fig. 3 is a perspective view of the driving seat and the first swing arm in the lever type servo powder forming machine.
Fig. 4 is a perspective view of another angle of the lever type servo powder molding machine.
Fig. 5 is an enlarged view at a in fig. 1.
Fig. 6 is an enlarged view at B in fig. 2.
Detailed Description
The preferred embodiments of the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 1 to 4, the utility model provides a servo powder make-up machine of lever, including frame 1, upper punch servo motor 2, lead screw 3, driving seat 4, first swing arm 51, second swing arm 52, lever 6, upper thrust axle 7 and forming device 8, wherein, one side of frame 1 is located with lead screw 3, driving seat 4 and first swing arm 51 to upper punch servo motor 2, and second swing arm 52, upper thrust axle 7 and forming device 8 locate the opposite side of frame 1. The middle part of the frame 1 is provided with an electric cabinet 11, and the two sides of the electric cabinet have a certain height and are of a hollow structure penetrating from top to bottom, so that the mechanism can be accommodated in the electric cabinet.
The upper punch servo motor 2 is positioned at the bottom of one side of the frame 1, is connected with the screw rod 3 through a coupler 19 and drives the screw rod 3 to rotate, and a bearing 18 for positioning the screw rod 3 is arranged at the upper end of the frame 1. Four guide posts 12 extending up and down are arranged in the frame 1, the transmission seat 4 is slidably sleeved on the four guide posts 12 and can slide up and down in the frame 1, the transmission seat 4 is positioned above the upper punch servo motor 2 and comprises a nut 41, and the nut 41 is in threaded connection with the lead screw 3, so that the transmission seat 4 can be driven to slide up or down when the lead screw 3 rotates. The number of the first swing arms 51 is two, the first swing arms 51 are respectively positioned at two sides of the nut and the screw rod 3, and the two first swing arms 51 are coaxially hinged at one end of the lever 6. The same effect can be achieved when there is one first swing arm 51, but it is obviously more advantageous to balance the structure when two first swing arms are provided.
The upper thrust shaft 7 is arranged on the frame 1 in a vertically sliding manner and connected to the forming device 8, one end of the second swing arm 52 is hinged to the upper thrust shaft 7, and the other end of the second swing arm 52 is hinged to the other end of the lever 6.
The lever 6 is also hinged to a hinged seat 17 in the frame 1, the position of the hinged seat 17 is closer to one side of the frame 1 where the forming device 8 is arranged, so that the hinged position of the lever 6 and the frame 1 is closer to one end of the lever 6 hinged to the second swing arm 52, that is, a longer section of the lever 6 is hinged to the first swing arm 51, and a shorter section of the lever 6 is hinged to the second swing arm 52, so that the lever 6 can serve as a labor-saving lever when the first swing arm 51 serves as one end of power output and transmit a moment which is multiplied by the number to the second swing arm 52.
Preferably, referring to fig. 5, a guide 15 for guiding the upper thrust shaft 7 is provided in the frame 1. The upper thrust shaft 7 has a triangular shape with a middle protrusion and two inclined surfaces 71, and the guide 15 has a corresponding bifurcated structure to fit the two inclined surfaces 71. The guide members 15 are two in number and attached to both side ends of the upper thrust shaft 7 to stably guide the upper thrust shaft 7 having a large load.
Referring to fig. 6, a vertically extending grating scale 91 is fixed on the upper impact shaft 7, and a reading head 92 matched with the grating scale 91 is fixed on the corresponding position on the frame 1. By arranging the grating scale 91, the displacement of the upper thrust shaft 7 can be detected in real time, and a full closed loop control system is formed by the displacement and the servo system, so that high-precision motion control is realized.
The forming apparatus 8 includes an upper die 81, a female mandrel 82, a lower die 83, and a lower punch 84, wherein the lower punch 84 is located at the bottom of the other side of the frame 1, and the lower punch 84 is required to provide an upward punch, so that the forming apparatus is further provided with a lower servomotor 85 and a lower screw (not shown), the lower servomotor 85 is provided at the rear end of the bottom of the frame 1, and the lower punch 84 is driven to slide up and down by a timing belt assembly 86 and the lower screw. The specific structure and working process of the forming device 8 are not described, because the emphasis of the scheme is on the stress application design of the lever 6 transmission and is not on the structure of the forming device 8.
Compared with the prior art, the utility model discloses a servo powder forming machine of lever has set up lever 6 structure in frame 1, when the servo motor 2 that dashes orders about transmission seat 4 through lead screw 3 and rises, hinges and lift on the one end that first swing arm 51 of transmission seat 4 promoted lever 6, and the other end of lever 6 pushes down and orders about last thrust axis 7 through second swing arm 52 and exert pressure to forming device 8. Because the end of the lever 6 connected with the first swing arm 51 is longer than the end connected with the second swing arm 52, the lever 6 is used as a labor-saving lever 6, the moment generated by the upper punch servo motor 2 and the screw rod 3 can be amplified, and the pressure requirement of the existing high-precision product during molding can be met. Moreover, the transmission mechanism of the lever 6 has the advantages of simple structure, long service life and no noise. In addition, because of the moment amplification effect of the lever 6, a servo motor with smaller power can be used as power, and the cost can be greatly reduced.
The above disclosure is only a preferred embodiment of the present invention, and the function is to facilitate the understanding and implementation of the present invention, which is not to be construed as limiting the scope of the present invention, and therefore, the present invention is not limited to the claims.
Claims (8)
1. The utility model provides a servo powder forming machine of lever which characterized in that: comprises a frame, an upper punch servo motor arranged on one side of the frame, a screw rod driven by the upper punch servo motor to rotate, a transmission seat which is arranged on the frame in a vertical sliding manner and is in transmission connection with the screw rod, a first swing arm with one end hinged to the transmission seat, a forming device arranged on the other side of the frame, an upper punch force shaft connected to the forming device, and a second swing arm with one end hinged to the upper punch force shaft,
still articulated in the frame have a lever, a longer section of lever articulate in the other end of first swing arm, a shorter section of lever articulate in the other end of second swing arm.
2. The lever type servo powder molding machine as claimed in claim 1, wherein: the upper punch servo motor is located at the bottom of one side of the rack and connected with the lead screw through a coupler, a bearing for positioning the lead screw is arranged at the upper end of the rack, a guide pillar extending up and down is arranged in the rack, and the transmission seat is slidably sleeved on the guide pillar and located above the upper punch servo motor.
3. The lever type servo powder molding machine as claimed in claim 1, wherein: the number of the first swing arms is two, the two first swing arms are located on two sides of the screw rod, and the two first swing arms are coaxially hinged to the lever.
4. The lever type servo powder molding machine as claimed in claim 1, wherein: and a guide piece for guiding the upper thrust shaft is arranged in the machine frame.
5. The lever type servo powder molding machine as claimed in claim 4, wherein: the side part of the upper thrust shaft is triangular with a convex middle part and is provided with two inclined planes, and the guide part is in a corresponding branched structure so as to be attached to the two inclined planes.
6. The lever type servo powder molding machine as claimed in claim 1, wherein: a grating ruler is fixed on the upper thrust shaft, and a reading head matched with the grating ruler is fixed on the rack.
7. The lever type servo powder molding machine as claimed in claim 1, wherein: the forming device comprises an upper mold assembly, a female mold core rod assembly, a lower mold assembly and a lower punch shaft.
8. The lever type servo powder molding machine as claimed in claim 7, wherein: the rear end of the bottom of the rack is provided with a lower servo motor, and the lower servo motor drives the lower thrust shaft to slide up and down through a synchronous belt component and a lower screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921915268.2U CN211135522U (en) | 2019-11-07 | 2019-11-07 | Lever-type servo powder forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921915268.2U CN211135522U (en) | 2019-11-07 | 2019-11-07 | Lever-type servo powder forming machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211135522U true CN211135522U (en) | 2020-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921915268.2U Active CN211135522U (en) | 2019-11-07 | 2019-11-07 | Lever-type servo powder forming machine |
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| Country | Link |
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| CN (1) | CN211135522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112009009A (en) * | 2020-09-11 | 2020-12-01 | 广东培敏智能科技有限公司 | High-precision powder forming machine |
-
2019
- 2019-11-07 CN CN201921915268.2U patent/CN211135522U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112009009A (en) * | 2020-09-11 | 2020-12-01 | 广东培敏智能科技有限公司 | High-precision powder forming machine |
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