Stand bar punching device of motor shell

Abstract

The utility model discloses a motor shell stand bar punching device which comprises a fixing bottom plate, an upper supporting frame is fixed to the right portion of the top face of the fixing bottom plate, a lifting oil cylinder is fixed to the middle of the top face of a top plate of the upper supporting frame, and the bottom end of a push rod of the lifting oil cylinder extends out of the bottom face of the top plate of the upper supporting frame and is fixedly provided with a lifting plate. A lower fixing plate is installed on the lifting plate, punching motors are fixed to the bottom faces of the left portions and the right portions of the front portion and the rear portion of the lower fixing plate, and punching drill bits are fixed to the bottom ends of output shafts of the punching motors. A horizontal moving plate is arranged under the lifting plate, a to-be-machined motor shell is mounted on the horizontal moving plate, and the to-be-machined position of a top plate, connected with supporting legs, of the motor shell faces the corresponding punching drill bit; the motor shell punching machine can punch bottom plates of four connecting supporting legs of a motor shell at a time, is high in efficiency and good in effect, and greatly improves the machining efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor machining technical field more specifically relates to a motor casing's support foot punching device. BACKGROUND

[0002] Some existing cast motor's motor casing, such as aluminium motor casing, its bottom generally is provided with four support legs, and the bottom plate of each support leg needs to be machined the connecting through hole of bolt's screw rod part insertion sleeve subsequently;

[0003] However, the existing processing equipment generally can only punch the middle part of the bottom plate of one support leg alone, after completion, it is disassembled, and the position is changed, and the bottom plate of another support leg is punched, and the effect is poor, and the efficiency is low. UTILITY MODEL CONTENTS

[0004] The utility model aims at overcoming the insufficient prior art, and provides a motor casing's support foot punching device, it can punch the bottom plate of four connecting support feet of motor casing once, and the efficiency is high, and the effect is good, and the processing efficiency is greatly improved.

[0005] The utility model solves the technical problem of the scheme:

[0006] A motor casing's support foot punching device, including fixed bottom plate, the top surface right part of fixed bottom plate is fixed with upper support frame, and the top surface middle part of the top plate of upper support frame is fixed with lifting oil cylinder, and the bottom end of the push rod of lifting oil cylinder stretches out the bottom surface of the top plate of upper support frame and is fixed with lifting plate, and the bottom surface of the left part and the right part of the front and rear parts of lower fixed plate is fixed with punching motor, and the bottom end of the output shaft of punching motor is fixed with punching drill bit;

[0007] The bottom of lifting plate is equipped with horizontal moving plate, and the horizontal moving plate is installed with the motor casing to be processed, and the top plate of the connecting support foot of motor casing is processed to the corresponding punching drill bit;

[0008] The left part of fixed bottom plate is installed with moving oil cylinder, and the right end of the push rod of moving oil cylinder is installed at the left side of horizontal moving plate.

[0009] The top surface front and rear parts of fixed bottom plate are fixed with left and right extending guide rails, and the bottom surface of the front and rear parts of horizontal moving plate is fixed with a plurality of guide sliding blocks, and the guide rail is inserted into the guide groove of corresponding guide sliding block and is matched with the guide groove.

[0010] The front and rear parts of the top surface of horizontal moving plate are fixed with side baffle plates, and the right part of the top surface of horizontal moving plate is fixed with right blocking block.

[0011] The left side walls of the two side baffles are fixed with the same left support plate, and a clamping cylinder is fixed on the left side wall of the middle part of the left support plate. The right end of the push rod of the clamping cylinder extends out of the right side wall of the left support plate and is fixed with a clamping plate.

[0012] The middle part of the top surface of the horizontal moving plate is fixedly connected with a middle positioning block by means of bolts.

[0013] A sensing protrusion is fixed in the middle of the right side wall of the horizontal moving plate, a fixed limit plate is fixed in the middle of the right top surface of the fixed bottom plate, a proximity switch is fixed on the upper part of the fixed limit plate, and the left end of the proximity switch extends out of the left side wall of the fixed limit plate and corresponds to the sensing protrusion.

[0014] The bottom surfaces of the front and rear parts of the lifting plate are formed with side parts extending downward, and the bottom surface of the right part of the lifting plate is formed with a right stop part extending downward. The opposite wall surfaces of the two side parts are formed with slots extending left and right. The front and rear parts of the lower fixed plate are inserted into the corresponding slots, and the right side wall of the lower fixed plate is pressed against the left side wall of the right stop part. The left and right parts of the two side parts are formed with through holes extending forward and backward, and the screw parts of the locking bolts are screwed into the corresponding through holes. The inner ends of the screw parts of the locking bolts extend into the corresponding slots and press against the front side wall or the rear side wall of the lower fixed plate.

[0015] The middle part of the left side wall of the lifting plate is fixedly connected with a left blocking block by means of bolts, and the lower part of the left blocking block is fixedly connected to the left side wall of the lower fixing plate by means of bolts.

[0016] The outstanding effects of the utility model are:

[0017] Compared with the prior art, the method can punch holes on the bottom plates of the four connecting support legs of the motor housing at one time, with high efficiency and good effect, thus greatly improving the processing efficiency. Description of the drawings:

[0018] Figure 1 It is a partial cross-sectional view of the utility model;

[0019] Figure 2 yes Figure 1 A partial enlarged view of

[0020] Figure 3 This is a schematic diagram of the angle-changing local structure of the utility model;

[0021] Figure 4 It is a schematic diagram of the local structure of the clamping cylinder. Specific implementation method:

[0022] For example, see Figures 1 to 4As shown, a support leg punching device for a motor housing includes a fixed base plate 10, an upper support frame 20 is fixed to the right part of the top surface of the fixed base plate 10, a lifting cylinder 21 is fixed to the middle part of the top surface of the top plate of the upper support frame 20, the bottom end of the push rod of the lifting cylinder 21 extends out of the bottom surface of the top plate of the upper support frame 20 and is fixed to a lifting plate 22, a lower fixed plate 30 is mounted on the lifting plate 22, a punching motor 31 is fixed to the bottom surface of the left and right parts of the front and rear parts of the lower fixed plate 30, and a punching drill bit 32 is fixed to the bottom end of the output shaft of the punching motor 31;

[0023] A horizontal movable plate 11 is provided directly below the lifting plate 22 , on which a motor housing 100 to be processed is mounted. The top plate of the motor housing 100 connected to the supporting legs 101 faces the corresponding drilling bit 32 ;

[0024] A moving oil cylinder 12 is fixed to the top surface of the left portion of the fixed bottom plate 10 , and the right end of the push rod of the moving oil cylinder 12 is installed on the left side of the horizontal moving plate 11 .

[0025] Furthermore, the front and rear parts of the top surface of the fixed base plate 10 are fixed with guide rails 1 extending left and right, and the front and rear bottom surfaces of the horizontal movable plate 11 are fixed with multiple guide sliders 13. The guide rails 1 are inserted into the guide grooves of the corresponding guide sliders 13 and cooperate with the guide grooves. The two guide rails 1 are located between the front and rear legs of the upper support frame 20.

[0026] Furthermore, side baffles 14 are fixed to the front and rear portions of the top surface of the horizontal moving plate 11 , and a right blocking block 15 is fixed to the right portion of the top surface of the horizontal moving plate 11 .

[0027] Furthermore, the left side walls of the two side baffles 14 are fixed to the same left support plate 16, and a clamping cylinder 17 is fixed to the left side wall in the middle of the left support plate 16. The right end of the push rod of the clamping cylinder 17 extends out of the right side wall of the left support plate 16 and is fixed to a clamping plate 18.

[0028] Furthermore, a protective layer 181 is fixed to the right side wall of the pressing plate 18, and a left guide rod is fixed to the left side wall of the pressing plate 18. The left guide rod is inserted into the guide through hole on the corresponding left support plate 16;

[0029] The middle portion of the top surface of the horizontal moving plate 11 is fixedly connected with a middle positioning block 2 by means of bolts.

[0030] Further, the right end of the push rod of the moving oil cylinder 12 is formed with a screwing part, the screwing part is screwed in a screwing sleeve 121, the right end of the screwing sleeve 121 is movably connected to a connecting plate fixed in the middle of the left side wall of the horizontal moving plate 11. The maximum distance of the horizontal moving plate 11 moving to the right can be changed by rotating the screwing sleeve 121 to change the distance of the screwing part screwed in the screwing sleeve 121, thereby meeting the use needs.

[0031] Further, the middle of the right side wall of the horizontal moving plate 11 is fixed with a sensing protrusion 9, the middle of the top surface of the right part of the fixed base plate 10 is fixed with a fixed limiting plate 3, the upper part of the fixed limiting plate 3 is fixed with a proximity switch 4, the left end of the proximity switch 4 extends out of the left side wall of the fixed limiting plate 3 and corresponds to the sensing protrusion 9.

[0032] Further, the bottom surface of the front part and the rear part of the lifting plate 22 is formed with a downward extending side edge part, the right part of the bottom surface of the lifting plate 22 is formed with a downward extending right blocking part 23, the opposite wall surfaces of the two side edge parts are each formed with a leftward and rightward extending insertion slot, the front part and the rear part of the lower fixed plate 30 is inserted in the corresponding insertion slot, the right side wall of the lower fixed plate 30 is pressed against the left side wall of the right blocking part 23, the left part and the right part of the two side edge parts are each formed with a frontward and rearward extending through hole, the screw rod part of the locking bolt 5 is screwed in the corresponding through hole, the inner end of the screw rod part of the locking bolt 5 extends into the corresponding insertion slot and is pressed against the front side wall or the rear side wall of the lower fixed plate 30.

[0033] Further, the middle of the left side wall of the lifting plate 22 is fixedly connected with a left blocking block 6 through a bolt, the lower part of the left blocking block 6 is fixedly connected to the left side wall of the lower fixed plate 30 through a bolt.

[0034] The top surface of the lifting plate 22 is fixed with a plurality of upper guide rods, the upper guide rods are inserted in the guide through holes formed in the top plate of the upper support frame 20.

[0035] All the oil cylinders in the embodiment are connected with a hydraulic system through connecting pipes, the hydraulic system includes an oil pump, an oil tank, an electromagnetic valve and other components, which is a conventional structure and will not be described here. At the same time, all the electrical equipment is electrically connected with a control host through an electrical connection line, and is controlled to operate through the control host, which is a conventional structure and will not be described here.

[0036] When using this embodiment, the motor housing 100 to be processed is first turned upside down, and the bottom surface is pressed against the top surface of the horizontal moving plate 11. The middle positioning block 2 is inserted into the through groove in the middle of the bottom plate of the motor housing 100, and the outer wall of the middle positioning block 2 is close to the inner wall of the through groove to achieve positioning. At this time, the right side wall of the motor housing 100 is pressed against the left side wall of the right blocking block 15. Then, the push rod of the clamping cylinder 17 pushes the protective layer 181 against the left side wall of the motor housing 100, thereby further fixing the motor housing 100.

[0037] Then, the horizontal moving plate 11 is moved to the right end by pushing the push rod of the moving cylinder 12 until the sensing end of the proximity switch 4 senses the sensing protrusion 9, indicating that it has moved into place, and its sensing signal is transmitted to the control host, and the control host controls the hydraulic system to perform corresponding actions, so that the drilling drill 32 of the drilling motor 31 rotates, and the push rod of the lifting cylinder 21 pushes, so that the four drilling drills 32 descend at the same time and punch holes in the top plate of the connecting support leg 101 of the motor housing 100 (the connecting support leg 101 is at the top at this time) at the position to be processed. The processing can be completed in one time, with good processing effect and high efficiency. When drilling again, the surrounding cooling water nozzles can spray coolant on the drilling position to ensure normal processing. It is also a conventional structure and will not be described in detail here.

[0038] After the processing is completed, all parts are returned to their positions, and the push rod of the mobile cylinder 12 is retracted. At this time, the motor housing 100 moves to the left. At this time, the motor housing 100 can be taken out and a new motor housing 100 can be reinstalled, which is very convenient.

[0039] In this embodiment, when it is necessary to process a motor housing 100 of different specifications, it is necessary to remove the middle positioning block 2 and install a middle positioning block 2 of other specifications on the top surface of the horizontal moving plate 11;

[0040] Similarly, remove the left blocking block 6, then loosen the locking bolt 5, and the lower fixing plate 30 together with the punching motor 31 fixed thereon can be removed, and a new corresponding lower fixing plate 30 can be installed. The positions of the punching drill bits 32 of the four punching motors 31 installed on the new lower fixing plate 30 correspond to the punching positions of the top plate of the connecting support legs 101 of the motor housing 100 that need to be processed. In this way, the through holes of the top plate of the connecting support legs 101 of the motor housing 100 of new specifications can be processed, and the lower fixing plate 30 is easy to disassemble and replace.

[0041] Finally, it should be pointed out that the above embodiments are only more representative examples of the present application. Obviously, the present application is not limited to the above embodiments, but can have many variations. Any simple modification, equivalent change and modification made according to the technical essence of the present application to the above embodiments shall be considered as falling within the protection scope of the present application.

Claims

1. A motor housing leg punching device, comprising a fixed base plate (10), characterized in that: An upper support frame (20) is fixed to the right portion of the top surface of the fixed bottom plate (10), a lifting cylinder (21) is fixed to the middle portion of the top surface of the top plate of the upper support frame (20), the bottom end of the push rod of the lifting cylinder (21) extends out of the bottom surface of the top plate of the upper support frame (20) and is fixed with a lifting plate (22), a lower fixed plate (30) is mounted on the lifting plate (22), a punching motor (31) is fixed to the bottom surface of the left and right portions of the front and rear portions of the lower fixed plate (30), and a punching drill bit (32) is fixed to the bottom end of the output shaft of the punching motor (31); A horizontal movable plate (11) is provided directly below the lifting plate (22), a motor housing (100) to be processed is mounted on the horizontal movable plate (11), and the position to be processed of the top plate of the motor housing (100) connected to the supporting legs (101) faces the corresponding drilling bit (32); A moving oil cylinder (12) is installed on the left side of the fixed base plate (10), and the right end of the push rod of the moving oil cylinder (12) is installed on the left side of the horizontal moving plate (11).

2. The motor housing leg punching device according to claim 1, characterized in that: Guide rails (1) extending left and right are fixed to the front and rear of the top surface of the fixed base plate (10), and a plurality of guide sliders (13) are fixed to the front and rear bottom surfaces of the horizontal movable plate (11), and the guide rails (1) are inserted into and matched with the guide grooves of the corresponding guide sliders (13).

3. The motor housing leg punching device according to claim 1, characterized in that: Side baffles (14) are fixed to the front and rear of the top surface of the horizontal moving plate (11), and a right blocking block (15) is fixed to the right of the top surface of the horizontal moving plate (11).

4. The motor housing leg punching device according to claim 3, characterized in that: The left side walls of the two side baffles (14) are fixed with a same left support plate (16), a pressing oil cylinder (17) is fixed on the left side wall of the middle part of the left support plate (16), and the right end of the push rod of the pressing oil cylinder (17) extends out of the right side wall of the left support plate (16) and is fixed with a pressing plate (18).

5. The motor housing leg punching device according to claim 4, characterized in that: A protective layer (181) is fixed on the right side wall of the pressing plate (18), and a left guide rod is fixed on the left side wall of the pressing plate (18), and the left guide rod is inserted into the guide through hole on the corresponding left support plate (16); The middle portion of the top surface of the horizontal moving plate (11) is fixedly connected to a middle positioning block (2) via bolts.

6. The motor housing leg punching device according to claim 1, characterized in that: The right end of the push rod of the movable oil cylinder (12) is formed with a screw connection portion, which is screwed into a screw connection sleeve (121). The right end of the screw connection sleeve (121) is movably connected to a connecting plate fixed in the middle of the left side wall of the horizontal movable plate (11) through a bearing.

7. The motor housing leg punching device according to claim 1, characterized in that: A sensing protrusion (9) is fixed to the middle of the right side wall of the horizontal moving plate (11), a fixed limiting plate (3) is fixed to the middle of the right top surface of the fixed bottom plate (10), a proximity switch (4) is fixed to the upper part of the fixed limiting plate (3), and the left end of the proximity switch (4) extends out of the left side wall of the fixed limiting plate (3) and corresponds to the sensing protrusion (9).

8. The motor housing leg punching device according to claim 1, characterized in that: The bottom surfaces of the front and rear parts of the lifting plate (22) are formed with side parts extending downward, and the bottom surface of the right part of the lifting plate (22) is formed with a right stopper (23) extending downward. The opposite wall surfaces of the two side parts are formed with slots extending left and right. The front and rear parts of the lower fixing plate (30) are inserted into the corresponding slots, and the right side wall of the lower fixing plate (30) is pressed against the left side wall of the right stopper (23). The left and right parts of the two side parts are formed with through holes extending forward and backward. The screw part of the locking bolt (5) is screwed into the corresponding through hole, and the inner end of the screw part of the locking bolt (5) extends into the corresponding slot and presses against the front side wall or the rear side wall of the lower fixing plate (30).

9. The motor housing leg punching device according to claim 8, characterized in that: The middle portion of the left side wall of the lifting plate (22) is fixedly connected to a left blocking block (6) via bolts, and the lower portion of the left blocking block (6) is fixedly connected to the left side wall of the lower fixing plate (30) via bolts.

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