KR101606281B1 - A manufacturing apparatus of a motor case) - Google Patents

Abstract

The present invention relates to a manufacturing apparatus of a motor case. The manufacturing apparatus (100) of a motor case makes a motor case by a progressive process, and comprises: a notching unit (110) to cut a metal plate which is a processing material into a spread shape of a motor case; and a bending unit (120) to bend the metal plate (210) cut by the notching unit (110) into a cylindrical shape. Each of the notching unit (110) and the bending unit (120) comprises a lower mold and an upper mold installed to correspond to an upper portion of the lower mold. The present invention manufactures a motor case and automates an overall process of mounting a cover on the motor case to facilitate mass production to improve work efficiency such as reducing manufacturing costs and prevent an accident.

Description

TECHNICAL FIELD [0001] The present invention relates to a motor case manufacturing apparatus,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a motor case manufacturing apparatus, and more particularly, to a motor case manufacturing apparatus that can automate an overall process of manufacturing a motor case and coupling a cap to a motor case.

As the use of motors continues to increase with the generalization of automatic control technology, a device for automation of motor case is required.

Generally, the motor case has a cylindrical structure, and the plate of the flat plate is pressed (specifically, through a blanking process) so as to have the developed shape of the motor case, and then vending (or rounding (hereinafter referred to as " rounding "). The motor casing is formed into a cylindrical shape.

As a conventional technique, according to Registered Patent Publication No. 10-1099961 (dual motor case and its manufacturing method and apparatus), the double motor case and its manufacturing method and apparatus are provided with components such as a stator and a rotor It is a double motor case which can be manufactured in a simple way and can save manufacturing time by reducing the manufacturing time by manufacturing the motor casing which forms the outer shape of the motor while enclosing it by using the clinching device. A step of machining a first plate and a second plate having a concavo-convex portion formed to be offset from each other and a centering portion for centering at the center at the center during press working, Manually stacking the first and second indexes in a front and a back direction; and adsorbing the loaded first plate and transferring the loaded first plate onto a first molding die; A first hydraulic processing step of first bending both ends simultaneously with aligning the center of the transferred first plate, a second hydraulic processing step of bending both ends of the first bending plate at the same time for vertically bending both ends of the first bending plate, A first case completing step of performing a third hydraulic processing in which a third or fourth hydraulic processing is sequentially performed to bend the lower portions of the secondary bended plates so as to collect each other, The method comprising the steps of: transferring the first plate to a mold, fixing the first plate to a second mold, adsorbing the second plate and transferring the second plate onto a second mold, A second hydraulic processing step for first bending both ends of the two plates, a second hydraulic processing step for bending the both ends of the first bended plate at the same time on both sides for bending vertically, , And third to sixth hydraulic processing operations are sequentially performed to bend the lower portions of the secondary bent plates so as to collect each other, thereby completing the second case completion step and the tolerance adjustment and residual stress of the completed first and second cases And a dimension correction is carried out to constitute a double motor case complete step.

As another prior art, according to the registered patent publication No. 10-0353609 (apparatus and method for manufacturing a motor case assembly), it is possible to remarkably shorten the production facilities and to reduce the production cost by making production automatically and continuously The present invention relates to an apparatus and a method for manufacturing a motor case assembly for forming and connecting a motor case and a cover, A first line, which is a mold for manufacturing a motor case, in which a notch, a piercing and a bending process are sequentially performed to form a motor case; and a first notching, a drawing, a second notching, a right angle bending process and a blanking process, A second line which is a mold for producing a cover, and a cover which is manufactured in the second line, And a cover conveyed through the conveying means is inserted into the motor case, and the cover is pressed through a primary compression mold, and a secondary compression mold for finishing molding is used to insert the secondary A third line positioned on an extension line of the first line for sequentially performing the step of cutting and separating the product from the workpiece with the blanking mold after the pressing is performed is installed and operated as an automatic process line in one press machine .

However, in the related art as described above, the motor case and the cap are manually operated by the operator, which takes a long time, and safety accidents caused by the pressing press machine are frequent, which leads to a disadvantage that the efficiency of production is low.

SUMMARY OF THE INVENTION Accordingly, the present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to improve the efficiency of operations such as manufacturing a motor case and automating a whole process of coupling a cover to a motor case, And to provide a motor case manufacturing apparatus that prevents a safety accident.

The present invention relates to a motor case manufacturing apparatus for manufacturing a motor case by a progressive process, wherein the motor case manufacturing apparatus includes a notching section for cutting a metal plate as a working material into a developed shape of a motor case, And a bending portion for bending the metal plate material cut by the notching portion into a cylindrical shape. The notching portion and the bending portion are respectively composed of a lower metal mold and an upper metal mold provided corresponding to the upper portion of the lower metal mold .

Accordingly, it is an object of the present invention to automate the entire process of manufacturing the motor case and coupling the cover to the motor case, thereby facilitating mass production, thereby reducing manufacturing costs and improving work efficiency, .

1 shows a motor case manufacturing apparatus and an uncoiling apparatus photograph
2 is a schematic process diagram of the motor case manufacturing apparatus of the present invention
Fig. 3 is a schematic view of a lower mold of the motor case manufacturing apparatus of the present invention
4 is a schematic view of an upper mold of the motor case manufacturing apparatus of the present invention
5 is a perspective view of the motor case manufacturing apparatus of the present invention
6 is an enlarged view of Fig. 5
Fig. 7 is a side view of the motor case manufacturing apparatus of the present invention
8 is a photograph of the notching portion of the motor case manufacturing apparatus of the present invention
9 is a cross-sectional view of the bending portion of the motor case manufacturing apparatus of the present invention
10 is a view showing a transfer frame photograph of the motor case manufacturing apparatus of the present invention
Fig. 11 is a photograph showing the operation of the transfer frame of Fig. 10
12 is a photograph of a rotating plate of the motor case manufacturing apparatus of the present invention
Fig. 13 is a view showing a mounting plate photograph of the cap engaging portion of the motor case manufacturing apparatus of the present invention
14 is a view showing a coupling rod photograph of the cap coupling portion of the motor case manufacturing apparatus of the present invention
Fig. 15 is a cross-sectional view of the cap engagement portion of the motor case manufacturing apparatus of the present invention
16 is a view showing a rotating frame of the motor case manufacturing apparatus of the present invention,
17 is a view showing a motor case of the present invention and a motor case photograph

[0001] The present invention relates to a motor case manufacturing apparatus, and more particularly, to a motor case manufacturing apparatus comprising a notching portion 110 for cutting a metal plate material to be machined into a developed shape of a motor case, a metal plate member 210 cut by the notching portion 110, And the bending portion 120 is composed of a lower mold and an upper mold corresponding to the upper portion of the lower mold, respectively, do.

The motor case manufacturing apparatus 100 further includes a rotation unit 150 that vertically rotates the metal plate bendable by the bending unit 120 and a motor case rotated by the rotation unit 150 And a cap coupling portion 160 for coupling the cap 220 to the upper portion of the cap member 230 is additionally formed.

The rotation unit 150 includes a rotation plate 151 inserted into the circumference of the cylindrical metal plate 210 to rotate the metal plate by 90 degrees and a rotation plate 151 coupled to the rotation plate 151, And a cylinder 152 for rotating the cylinder 152 by 90 degrees.

BRIEF DESCRIPTION OF THE DRAWINGS FIG.

Fig. 1 is a photograph of a motor case manufacturing apparatus and an uncoiling apparatus according to the present invention, Fig. 2 is a schematic process chart of the motor case manufacturing apparatus of the present invention, Fig. 3 is a bottom mold schematic view of the motor case manufacturing apparatus of the present invention, Fig. 5 is a perspective view of the motor case manufacturing apparatus of the present invention, Fig. 6 is an enlarged view of Fig. 5, Fig. 7 is a front view of the motor case manufacturing apparatus of the present invention, 9 is a photograph of a bending portion of the motor case manufacturing apparatus of the present invention, Fig. 10 is a photograph of a transfer frame of the motor case manufacturing apparatus of the present invention, Fig. 11 is a view 10 is a photograph of a rotating plate of the motor case manufacturing apparatus of the present invention, Fig. 13 is a photograph of a mounting plate of the cap engaging portion of the motor case manufacturing apparatus of the present invention, Fig. My Fig. 15 is a photograph of a cap engaging portion of the motor case manufacturing apparatus of the present invention, Fig. 16 is a photograph of a rotating frame and an aligning plate of the motor case manufacturing apparatus of the present invention, Fig. This is a photograph of a motor case with a case and a cap.

In the present invention, a motor case is manufactured by a progressive process. A progressive mold is a continuous press working mold in which a metal plate material moves between an upper mold and a lower mold, and a product is molded through a multistage process in the mold.

The motor case manufacturing apparatus of the present invention comprises a notching portion for cutting a metal plate material to be processed into a developed shape of a motor case, a bending portion for bending the metal plate material cut by the notching portion into a cylindrical shape, And a cap for coupling the cap to the upper portion of the motor case pivoted by the pivoting portion, and a cap for coupling the cap to the upper portion of the motor case rotated by the pivoting portion. And a coupling portion.

Further, the notching portion, the bending portion, the round portion, the turning portion, and the cap coupling portion are composed of a lower mold that is seated on the upper surface of the support frame and an upper mold that is installed to correspond to the upper portion of the lower mold, A plurality of punches are coupled to the corresponding upper molds, respectively, and a plurality of punches are coupled to the corresponding upper molds.

The metal plate material to be machined is cut into a developed shape of the motor case at the notching portion. The notching portion is composed of a notching die coupled to the upper portion of the lower mold and a notching punch coupled to the lower portion of the upper metal mold.

The upper metal mold is lowered by the cylinder and the notching punch presses the metal plate which is seated on the upper surface of the furnace so as to cut the edge of the metal plate by the motor case deploying shape do.

That is, a cutting blade having a vertical cross section is fixed to a lower portion of the notching punch.

The support pins are respectively engaged with both side surfaces of the metal plate so as to guide both side surfaces of the metal plate so that the metal plate is advanced in a predetermined direction, The metal plate material is wound on the uncoiling device, and when the roll of the processed plate material is unwound, the metal plate material is transported forward.

'형상으로 형성되는 것으로, 상기 금속판재는 노칭다이의 상부면과 지지핀의 헤드부 저면에 끼여진 상태로 전진하게 되는 것이다.The support pin is composed of a body portion inserted into the upper surface of the quenching duct and a head portion formed on the upper portion of the body portion,

The metal plate material is advanced while being held by the upper surface of the furnace quadrangle and the bottom surface of the head portion of the support pin.

In addition, on the upper surface of the noching bar, a scrap outlet for discharging the metal scrap left after the metal plate is notched and a product outlet where the metal plate material cut in the developed shape of the motor case is dropped is formed.

The metal plate material discharged to the outside of the furnace through the outlet of the product is pressed on both sides by the fingers and transferred to the bending section which is the next process.

The scrap remaining after the metal plate is notched is then pushed forward by the metal plate to be noticed and discharged to the bottom of the mold through the discharge port. In the present invention, as an example, a scrap punch is attached to the side of the notching punch , And the scrap was finely cut so that the scrap was easily discharged to the discharge port.

On the other hand, the metal plate material cut by the notching portion is transferred to the bending portion, is bent in a cylindrical shape at the bending portion, and the metal plate material bent by the bending portion is subjected to a key shape correction at the end portion.

Wherein the bending portion and the eccentric portion are composed of a lower mold on which a plurality of dies are seated on an upper surface thereof and an upper mold which is installed on an upper portion of the lower mold so as to correspond to the lower mold and a plurality of punches are mounted on a lower surface thereof, The metal plate material is formed by pressing the metal plate material raised and lowered by the cylinder and seated between the die and the punch.

'형상이 되도록 하는 1차 벤딩다이 및 1차 펀치와, 수직단면이 '

'형상이 되도록 하는 2차 벤딩다이 및 2차 펀치와, 양끝단부가 서로 접촉되어 수직단면이 '

'형상이 되도록 하는 3차 벤딩다이 및 3차 펀치로 구성된다.The bending portion bends both end portions of the metal plate to the inside so that the vertical cross-

'And a first punch and a vertical cross-section'

Shaped bending die and a secondary punch, and both end portions are in contact with each other,

≪ / RTI > and a third punch.

'형상으로 형성되고, 이와 대응되는 1차 펀치 하부의 수직단면도 '

'형상으로 형성되는 것으로, 상부금형이 실린더에 의해 하강되고, 이에 따라 상부금형 하부에 결합된 1차 펀치가 1차 벤딩다이 상면에 안착된 금속판재를 압박하여 금속판재를 벤딩시키는 것이다. The vertical cross-section of the primary bending die is'

And a vertical cross-sectional view of the lower portion of the first punch corresponding to the "

The upper mold is lowered by the cylinder so that the primary punch coupled to the lower portion of the upper mold presses the metal plate seated on the upper surface of the primary bending die to bend the metal plate.

'형상으로 형성되는 것으로, 상기 2차 벤딩다이의 수직단면은 '

'형상으로 형성되고, 이와 대응되는 2차 펀치의 수직단면은 '

'형상으로 형성된다.
Further, the metal plate material having the upper and lower ends bent by the primary bending is vertically sectioned by the secondary bending die and the secondary punch,

The vertical bending die has a vertical cross-section,

And the vertical cross section of the corresponding secondary punch is "

'Shape.

'형상으로 형성된 금속판재는 3차 벤딩다이로 이송되며, 상기 3차 벤딩다이의 수직단면은 '

'형상으로 형성되고, 이와 대응되는 3차 펀치의 수직단면은 '

'형상으로 형성되되, 상기 3차 벤딩다이와 펀치 사이에는 심봉이 결합된다. Then, by the secondary bending,

'Is transferred to the third bending die, and the vertical section of the third bending die is'

And the vertical cross section of the corresponding third punch is "

', And a core rod is coupled between the third bending die and the punch.

5, a guide plate is provided between the lower mold and the upper mold. The guide plate is coupled to the upper surface of the lower mold by a cylinder so that when the upper mold is moved up and down, Respectively.

In the embodiment of the present invention, a second punch is coupled to the bottom surface of the guide plate, a stem is coupled to the side surface of the second punch, So that the vertical cross section can be circular.

That is, as shown in FIG. 12, the metal bar is placed on the upper part of the metal bending die placed on the third bending die. When the upper metal mold is lowered, the guide bar is lowered together with the core, So that the core rod presses the upper surface of the metal plate, and the third punch guides both ends of the metal plate.

'형상으로 형성된다.
In short, the metal plate material is formed by a third bending die, a third punch, and a mandrel,

'Shape.

'형상인 진원다이와, 수직단면이 형상인 '

'진원펀치로 구성되되, 상기 진원다이의 상부측에 설치된 가이드판의 저면에는 심봉이 결합되어 있다.
In addition, the metal plate material having a vertical cross section formed in a cylindrical shape in the bending section is transferred to the circular portion to be subjected to a flattening process,

Shaped die having a vertical cross-section shape,

And the center pin is coupled to the bottom surface of the guide plate provided on the upper side of the centrifugal die.

On both sides of the bending portion and the round portion, a transfer frame for transferring the metal plate material to the primary bending die, the secondary bending die, the tertiary bending die, and the centrifugal die is sequentially installed.

The transfer frame is installed on the upper surface of the support frame, and is formed on both sides of the lower mold. The transfer frame is composed of a forward and backward plate which is moved forward and backward by a cylinder, And a side plate installed and laterally moved.

A fixing chuck for pressing the metal plate to the next process is coupled to the inner side surface of the side plate.

 More specifically, as shown in FIGS. 10 and 11, a pair of forward and backward plates are coupled to both side surfaces in the longitudinal direction of the lower mold, and the forward / backward plate is moved back and forth in the longitudinal direction by the cylinder.

Further, side plates moving to the left and right are respectively coupled to the upper surface of the pair of forward / backward plates, and the fixing chuck coupled to the inner surface of the side plate presses the metal plate to transfer the plate to the next process .

That is, first, after the pair of side plates move inward to press the metal plate located between the pair of side plates, the forward / backward plate advances to forward the metal plate, and then the pair of side plates The plate is moved in the outward direction to place the metal plate, and then the forward / backward plate is moved backward, and this operation is repeated to forward the metal plate.

The user can adjust the number of fixing chucks coupled to the inside of the side plates according to the convenience of the user. In the present invention, a fixing chuck for transferring the metal plate to the pair of side plates from the primary bending die to the secondary bending die, A fixed chuck for transferring from the secondary bending die to the tertiary bending die, a fixed chuck for transferring from the tertiary bending die to the circular portion, and a fixed chuck for transferring from the circular portion to the rotary portion.

 On the other hand, the cylindrical metal plate material which has been extrusion-molded in the end portion is conveyed to the pivot portion. At this time, the metal plate material is laid up in the vertical direction by the pivot portion.

 The pivoting portion includes a pivoting plate for pivoting the metal plate about 90 degrees with a part of the cylindrical metal plate supported by the inner periphery of the cylindrical metal plate, and a cylinder connected to the pivoting plate for pivoting the pivoting plate about 90 degrees .

That is, after the metal plate is supported by the pivot plate, the metal plate is rotated by 90 degrees by the cylinder, so that the metal plate coupled to the pivot plate is also rotated.

'형상으로, 상기 회동플레이트는 수직부와, 상기 수직부의 상부에 수평방향으록 결합되는 상부수평부와, 상기 수직부의 중앙에 수평방향으로 결합되는 중앙수평부와, 상기 수직부의 하부에 수평방향으로 결합되는 하부수평부로 구성된다.The vertical cross section of the pivoting plate is'

The pivoting plate includes a vertical portion, an upper horizontal portion coupled to the upper portion of the vertical portion in a horizontal direction, a central horizontal portion coupled to the center of the vertical portion in a horizontal direction, And a lower horizontal part to be joined.

The center horizontal portion of the pivoting plate is inserted into the cylinder of the metal plate member in a state in which one end of the cylindrical metal plate member is moved to the end portion of the stem of the end portion, The metal plate material is vertically erected.

Meanwhile, a cap plate is formed on the upper part of the metal plate, which is erected vertically by the pivoting unit. The cap plate has a seating plate having a seating hole through which the cap passes, A coupling rod which is pressed to engage with the upper portion of the motor case located at the lower portion of the seating plate and a cylinder which is coupled to the upper portion of the coupling rod to move the coupling rod up and down.

In addition, a rotation frame having a plurality of caps is provided at a side of the cap engagement portion, and a heat transfer plate is arranged at one side of the rotation frame, the cap being transferred from the rotation frame is aligned in the same direction, A push cylinder is provided at the side of the seating plate for pushing the caps sequentially arranged one by one to the seating plate. The push cylinder is provided at the end of the push cylinder with a push plate .

'형상으로 헤드부와, 상기 헤드부의 하부에 결합된 몸체부로 형성되되, 상기 헤드부에는 상하로 관통된 관통홀이 형성된다.
Wherein the rotary frame is formed in a cylindrical shape having an open top and a space is formed therein to store a plurality of caps,

Shaped head portion and a body portion coupled to a lower portion of the head portion, wherein the head portion is formed with a through-hole penetrating vertically.

In addition, the inner wall surface of the rotary frame is formed with a step in the circumferential direction, and the step serves as a step of raising the cap located at the lower part of the rotary frame to the upper part when the rotary frame is rotated clockwise.

In addition, a latching bar is coupled to an upper edge of the rotary frame, and a discharge port is formed on an outer surface of the latching bar. The cap can be transferred to the alignment plate only when the head is disposed to face the upper portion of the rotary frame.

The caps whose heads are not arranged in the upper portion of the rotary frame are caught by the engaging portions and enter into the rotating frame again through the outlets coupled to the outside of the engaging portions.

Meanwhile, the cap transferred to the alignment plate in the rotation frame is in the standby state at the end of the alignment plate, is fixed to the push plate, and then is transported one by one to the seating hole of the seating plate by expansion and contraction of the push cylinder.

'형상으로 형성되며, 내측에는 캡의 헤드부가 끼워질 수 있도록 홈이 형성되되, 상기 홈은 얕게 형성되어, 캡에 외력에 작용했을 때, 상기 캡이 푸시플레이트에서 쉽게 분리되도록 한다.
The horizontal cross-section of the push plate may be a '

And a groove is formed in the inside of the cap so that the head portion of the cap can be inserted. The groove is formed to be shallow so that the cap is easily separated from the push plate when an external force acts on the cap.

In the meantime, the cap is positioned in the seating hole of the seating plate with the head portion of the cap fixed by the push plate, and is pressed downward by the coupling rod provided on the upper side of the seating plate, Penetrates through the hole and is forcedly caught in the upper part of the motor case located at the lower part of the seating plate.

'형상으로 외주연에 방사형으로 다수개의 홈이 형성되며, 이와 대응되는 모터케이스의 끝단 외주연에도 돌기가 형성되는 것으로, 상기 캡의 홈과 모터케이스에 형성된 돌기가 끼워져야하기 때문에, 상기 캡은 일정한 방향으로 안착홀을 통과하여야 한다.And a lower horizontal cross section of the cap is'

A plurality of grooves are radially formed on the outer circumference of the motor case and protrusions are formed on the outer circumferences of the corresponding ends of the motor case so that the protrusions formed in the motor case and the grooves of the cap are fitted, It must pass through the seating hole in a certain direction.

For this purpose, according to the present invention, the regulating rod is coupled to the upper part of the regulating plate in the inward direction so that the groove of the cap is caught by the regulating rod so that the cap is arranged in a certain direction.

'형상으로 형성되어, 정열로드에서 정열되지 못한 불량캡을 잡아낼뿐만 아니라, 캡이 안정적으로 모터 케이스의 상부에 안착되도록 한다.
Also, the seating hole of the seating plate is also a '

So that the cap can be stably mounted on the upper part of the motor case.

'형상으로 하부로 갈수록 직경이 작아지도록 단턱이 형성되어, 결합로드의 하부가 관통홀 내부로 삽입되고, 단턱이 캡의 상부면에 접촉되어 캡을 하부로 압박하게 되는 것이다.
In the present invention, a part of the coupling rod is inserted into the through hole to press the cap, and the vertical cross section of the coupling rod is'

The lower end of the coupling rod is inserted into the through hole and the step is brought into contact with the upper surface of the cap to press the cap downward.

In the following, a method of manufacturing the motor case by the motor case manufacturing apparatus of the present invention will be described.

A metal plate fixing step of fixing an end of the metal plate wrapped around the roll to the lower metal plate; A notching step of cutting the metal plate into a developed shape of a motor case; A bending step of bending the metal plate having undergone the notching step into a cylindrical shape; A rotating step of rotating the bending-processed metal plate by the bending step in a vertical direction; And a cap coupling step of coupling the cap to the upper portion of the motor case rotated by the rotation step.

More specifically, first, the metal plate material is notated in a developed shape of the motor case. In general, in the metal mold, notching refers to a process of pulling the edge of the plate material.

At this time, the scrap generated in the notching step is pushed forward by the metal plate material to be noticed next, and is discharged to the lower portion of the mold through the discharge port of the metal mold.

As shown in FIG. 16, the end portions of the metal plate are formed with recesses and protrusions to be engaged with each other. The recesses and protrusions are formed by a springback phenomenon in which the bending- .

'형상이 되도록 1차 벤딩된다.Then, the metal plate material that has been subjected to the notching step is firstly, secondarily, and thirdly bent to be formed into a cylindrical shape. More specifically, both ends of the metal plate are bent inward,

'Shape.

'형상이 되도록 2차 벤딩되고, 그 다음 양끝단부가 서로 접촉되어 수직단면이 '

'형상이 되도록 3차 벤딩되는 것이다.After that,

', And then the opposite end portions are brought into contact with each other so that the vertical cross section is'

'Shape.

Then, the cylindrical metal plate material subjected to the first, second, and third bending operations is transferred to the circular portion to be calibrated.

The metal plate material calibrated by the center portion is vertically raised by the pivot portion, and the cap is coupled to the upper portion of the metal plate by the cap coupling portion.

Accordingly, it is an object of the present invention to automate the entire process of manufacturing the motor case and coupling the cover to the motor case, thereby facilitating mass production, thereby reducing manufacturing costs and improving work efficiency, .

100: Motor case manufacturing apparatus 101: Support frame
102: upper mold 103: lower mold
110: notching portion 111: notching portion
112: Notching punch 113: Support pin
114: product outlet 115: strip outlet
120: Bending section 121: Primary bending die
122: primary punch 123: secondary bending die
124: Secondary punch 125: Third bending die
126: Third punch
20: guide plate 21: mandrel
130: round part 131:
132: full circle punch 140: transport frame
141: forward / backward plate 142: side plate
143: Fixing chuck 150:
151: rotation plate 152: cylinder
160: cap coupling portion 161: seating plate
162: seating hole 163: coupling rod
164: push cylinder 165: push plate
60: rotating frame 61:
62: outlet 63: alignment plate
64: Regulated load
200: Uncoiling device 210: Metal plate
220: cap 230: motor case

Claims (3)

A bending portion 120 for bending a metal plate material 210 cut by the notching portion 110 into a cylindrical shape; a bending portion 120 for bending a metal plate material 210 cut in the notch portion 110 Wherein the notching portion 110 and the bending portion 120 are respectively composed of a lower mold and an upper mold corresponding to an upper portion of the lower mold to manufacture a motor case,
The motor case manufacturing apparatus 100 includes a rotation unit 150 for vertically rotating a metal plate bendable by the bending unit 120 and a motor case 230 rotated by the rotation unit 150. [ A cap coupling portion 160 for coupling the cap 220 to the upper portion is additionally constructed,
The pivoting unit 150 includes a pivoting plate 151 inserted into the circumference of the cylindrical metal plate 210 to rotate the metal plate by 90 degrees and a pivoting plate 151 coupled to the pivoting plate 151, And a cylinder (152) adapted to rotate in a road.
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