CN219664908U

CN219664908U - Reinforcement punching device and motor assembly equipment

Info

Publication number: CN219664908U
Application number: CN202223600704.1U
Authority: CN
Inventors: 张旭娟
Original assignee: Shenzhen Gimech Technology Corp
Current assignee: Shenzhen Gimech Technology Corp
Priority date: 2022-12-29
Filing date: 2022-12-29
Publication date: 2023-09-12
Anticipated expiration: 2032-12-29

Abstract

The utility model belongs to the technical field of motor processing, and particularly relates to a punching device and motor assembly equipment. The punching rib device comprises: the die structure comprises a lower punch rib die, an upper punch rib die matched with the lower punch rib die and a punch rib driver for driving the upper punch rib die to move relative to the lower punch rib die; and the feeding structure comprises a feed bin with a containing cavity and a feeding mechanism matched with the feed bin, a discharge hole communicated with the containing cavity is formed in the feed bin, and the feeding mechanism receives the rotor shaft at the discharge hole and conveys the rotor shaft to the punching rib lower die. The automatic feeding and continuous punching machine can realize automatic feeding and continuous punching, and improves punching efficiency.

Description

Reinforcement punching device and motor assembly equipment

Technical Field

The utility model belongs to the technical field of motor processing, and particularly relates to a punching device and motor assembly equipment.

Background

Currently, an electric machine (English: electric machinery, commonly called a "motor") refers to an electromagnetic device that converts or transmits electric energy according to an electromagnetic induction law. The motor is denoted by the letter M (old standard D) in the circuit and its main function is to generate a driving torque as a power source for an electric appliance or various machines, and the generator is denoted by the letter G in the circuit and its main function is to convert mechanical energy into electric energy.

When the rotor shaft is assembled into the hole of the iron core, a plurality of ribs are generally stamped on the outer surface of the rotor shaft, the length direction of each rib is consistent with the axial direction of the rotor shaft, the ribs are arranged at intervals around the circumference of the rotor shaft, and the local positions of the outer surface of the rotor shaft are raised through the ribs, so that the maximum outer diameter of the rotor shaft is improved, the assembly tightness can be improved when the rotor shaft is assembled with the iron core, the structural strength and the structural precision are improved, and the integral appearance of the rotor shaft and the iron core is not influenced.

However, the existing punching die device is single in arrangement, manual feeding is needed, machining efficiency is low, and manual feeding risk is high.

Disclosure of Invention

The embodiment of the utility model aims to provide a punching device, which aims to solve the problem of how to automatically punch a rotor shaft so as to improve the processing efficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

in a first aspect, there is provided a bar punching device for embossing ribs on a rotor shaft, the bar punching device comprising:

the die structure comprises a lower punch rib die, an upper punch rib die matched with the lower punch rib die and a punch rib driver for driving the upper punch rib die to move relative to the lower punch rib die; and

the feeding structure comprises a feed bin with a containing cavity and a feeding mechanism matched with the feed bin, a discharge hole communicated with the containing cavity is formed in the feed bin, and the feeding mechanism receives a rotor shaft at the discharge hole and conveys the rotor shaft to a punching rib lower die;

wherein, the punching bar driver drives the punching bar upper die to press the punching bar lower die so as to punch the bar rotor shaft; the feeding mechanism receives the rotor shaft to be punched at the discharge hole and drives the rotor shaft to be punched to slide to the punching lower die, and the rotor shaft to be punched pushes the rotor shaft after punching to leave the punching lower die.

In some embodiments, the feeding mechanism comprises a receiving plate which is arranged at the discharge hole in a sliding way and used for receiving the rotor shaft, a feeding driver which drives the receiving plate to slide in a reciprocating way, and a pushing component which is connected with the storage bin and used for pushing the rotor shaft on the receiving plate to move towards the punching rib lower die.

In some embodiments, a receiving trough is formed on the receiving plate, and the shape of the receiving trough is adapted to the shape of the rotor shaft.

In some embodiments, the material receiving plate is further provided with a stirring block in a protruding mode, and the edge of the material outlet is provided with a stirring groove for the stirring block to pass through.

In some embodiments, the feeding structure further comprises an adjusting plate positioned in the accommodating cavity and an adjusting column with one end connected with the adjusting plate, and the other end of the adjusting column is connected with the inner wall of the accommodating cavity and the connecting position is adjustable.

In some embodiments, the lower punch comprises a lower die holder and lower punch blades arranged on the lower die holder, wherein the lower punch blades are arranged at intervals; the punching rib upper die comprises an upper die base and upper punching rib cutters which are arranged on the upper die base, wherein the upper punching rib cutters are arranged at intervals.

In some embodiments, the mold structure further comprises a buffer seat and an elastic piece with elastic restoring force, the upper end of the buffer seat is provided with a sliding connection hole, the lower end of the buffer seat is provided with a cable book number elastic piece, the buffer seats are arranged at intervals, the lower punch rib die is positioned between the two buffer seats, and two ends of the rotor shaft are respectively inserted into the two sliding connection holes.

In some embodiments, the mold structure further comprises a guide shoe and a bracket for supporting the punch bar driver, the guide shoe guiding the punch bar upper mold to reciprocate.

In some embodiments, the punching device further comprises a blanking structure adjacent to the punching lower die, the blanking structure comprises a rotary cylinder and a blanking manipulator, the rotary cylinder is used for overturning the punched rotor shaft by 90 degrees, and the blanking manipulator is used for clamping the rotor shaft from the rotary cylinder.

In a second aspect, a motor assembly device is provided, which includes a punching device, the motor assembly device further includes a frame, and the mold structure and the feeding structure are both disposed on the frame.

The utility model has the beneficial effects that: the punching device comprises a die structure and a feeding structure, wherein the die structure comprises a punching lower die, a punching upper die and a punching driver, the feeding structure comprises a feed bin and a feeding mechanism, the feeding mechanism receives a rotor shaft from the feed bin and conveys the rotor shaft to a punching station along a horizontal plane, the punching driver drives the punching upper die and the punching lower die to be matched with each other, so that punching of the rotor shaft positioned at the punching station is completed, the feeding mechanism continues to convey the rotor shaft towards the punching station, and the rotor shaft to be punched pushes away the punched rotor shaft from the punching station, so that automatic feeding and continuous punching can be realized, and punching efficiency is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or exemplary technical descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person of ordinary skill in the art.

Fig. 1 is a schematic perspective view of a tendon punching device according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of the tendon punching apparatus of FIG. 1;

FIG. 3 is a schematic perspective view of the lower punch of FIG. 1;

fig. 4 is a schematic perspective view of the feeding structure of fig. 1;

fig. 5 is an exploded schematic view of the loading structure of fig. 4.

Wherein, each reference sign in the figure:

1000. a punching device; 100. a mold structure; 101. a punching bar driver; 102. punching a rib and upper die; 103. punching a rib lower die; 104. a fixing seat; 105. a bracket; 106. a guide seat; 107. a buffer seat; 108. an elastic member; 1061. guide sleeve; 1062. a guide plate; 1063. a guide post; 500. a blanking structure; 501. a rotary cylinder; 502. a blanking manipulator; 301. a rotor shaft; 302. an iron core; 200. a feeding structure; 201. a storage bin; 202. a feeding mechanism; 203. a receiving chamber; 204. an adjusting plate; 205. an adjusting column; 2021. a pushing driver; 2022. a guide rod; 2023. a slide block; 2024. pushing the material head; 210. a receiving plate; 230. a feed driver; 209. a stirring block; 220. a stirring groove; 240. a material rack; 1021. an upper die holder; 1031. a lower die holder; 1032. a lower punching rib cutter; 1071. a slip joint hole; 222. a discharge port; 208. a receiving groove;

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. are based on the orientation or positional relationship shown in the drawings, are for convenience of description only, and are not intended to indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model, and the specific meaning of the terms described above will be understood by those of ordinary skill in the art as appropriate. The terms "first," "second," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "a plurality of" is two or more, unless specifically defined otherwise.

Referring to fig. 1 to 3, an embodiment of the present utility model provides a rib punching device 1000 for punching ribs on a rotor shaft 301, so as to facilitate subsequent assembly of the rotor shaft 301 with an iron core 302, and improve assembly accuracy and strength. The punching device 1000 comprises a die structure 100 and a feeding structure 200.

Referring to fig. 4 to 5, a mold structure 100 includes a lower punch mold 103 fixedly arranged, an upper punch mold 102 cooperating with the lower punch mold 103 and located above the lower punch mold 103, and a punch driver 101 driving the upper punch mold 102 to reciprocate relative to the lower punch mold 103; it will be appreciated that the tendon driver 101 may be an air cylinder or an oil cylinder, and in this embodiment, the tendon driver 101 is an oil cylinder, and in other embodiments, the tendon driver 101 may be selected according to practical situations, which is not limited herein. The hydraulic cylinder may provide a sufficient pressure to facilitate punching of ribs of a suitable depth into the side surface of the rotor shaft 301. The lower punch die 103 is provided with a punching station, and the rotor shaft 301 is moved to the punching station and moved out of the punching station after finishing punching.

Referring to fig. 1 to 3, the punch bar driver 101 drives the punch bar upper die 102 to move toward the punch bar lower die 103 by a predetermined distance, so that the punch bar lower die 103 and the punch bar upper die 102 complete die assembly, and in the die assembly process, the punch bar of the rotor shaft 301 is completed. The punching bar driver 101 drives the punching bar upper die 102 to move along the direction away from the punching bar lower die 103, so that the punched rotor shaft 301 is conveniently moved out of the punching bar lower die 103.

The feeding structure 200 comprises a bin 201 with a containing cavity 203 and a feeding mechanism 202 matched with the bin 201, a discharge hole 222 communicated with the containing cavity 203 is formed in the lower end of the bin 201, and the feeding mechanism 202 receives a rotor shaft 301 at the discharge hole 222 and conveys the rotor shaft 301 to the punching lower die 103; it will be appreciated that the feed mechanism 202 receives one rotor shaft 301 at a time at the discharge port 222 and transfers the rotor shafts 301 to the punching station.

Referring to fig. 1 to 3, a punch driver 101 drives a punch upper die 102 to press a punch lower die 103 to punch a rotor shaft 301; the feeding mechanism 202 receives the rotor shaft 301 to be punched at the discharge hole 222 and drives the rotor shaft 301 to be punched to slide to the punching station of the punching lower die 103, and the rotor shaft 301 to be punched pushes the rotor shaft 301 after punching to leave the punching station of the punching lower die 103, so that circulation is achieved, continuous punching can be continuously carried out on the single rotor shaft 301, and punching and machining efficiency is high.

The rib punching device 1000 provided by the embodiment comprises a die structure 100 and a feeding structure 200, wherein the die structure 100 comprises a rib punching lower die 103, a rib punching upper die 102 and a rib punching driver 101, the feeding structure 200 comprises a storage bin 201 and a feeding mechanism 202, the feeding mechanism 202 receives a rotor shaft 301 from the storage bin 201 and conveys the rotor shaft 301 to a rib punching station along a horizontal plane, the rib punching driver 101 drives the rib punching upper die 102 and the rib punching lower die 103 to be matched with each other, thereby finishing rib punching of the rotor shaft 301 positioned at the rib punching station, the feeding mechanism 202 continuously conveys the rotor shaft 301 towards the rib punching station, and the rotor shaft 301 to be punched pushes the rotor shaft 301 with good rib punching away from the rib punching station, so that automatic feeding and continuous rib punching can be realized, and the rib punching efficiency is improved.

In this embodiment, the feeding mechanism 202 sequentially linearly conveys the rotor shafts 301 received from the discharge port 222, and each rotor shaft 301 sequentially passes through the punching station, so as to be sequentially punched.

Referring to fig. 4 to 5, in some embodiments, the feeding mechanism 202 includes a receiving plate 210 slidably disposed at the discharge port 222 and configured to receive the rotor shaft 301, a feeding driver 230 driving the receiving plate 210 to slide reciprocally, and a pushing assembly connected to the bin 201 and configured to push the rotor shaft 301 on the receiving plate 210 to move toward the punching die 103. The feeder drive 230 and the bin 201 are both mounted on a rack 240.

It will be appreciated that the orientation of the discharge port 222 is such that the receiving plate 210 is disposed horizontally and slidingly covers the discharge port 222, and the feed drive 230 drives the receiving plate 210 to reciprocate at the discharge port 222 such that the receiving plate 210 separates one rotor shaft 301 from the magazine 201 at a time from the receiving chamber 203, and the pushing assembly conveys the rotor shafts 301 on the receiving plate 210 toward the punching station for circulation.

In some embodiments, the receiving plate 210 has a receiving slot 208 formed therein, and the receiving slot 208 is shaped to fit the shape of the rotor shaft 301. The receiving chute 208, along with the movement of the receiving plate 210, is able to receive the rotor shaft 301 at the discharge port 222 and is also able to move out of the range defined by the discharge port 222 so that the rotor shaft 301 within the receiving chute 208 is pushed out of the receiving chute 208 by the pushing assembly.

Referring to fig. 1 to 3, optionally, the pushing assembly includes a pushing guide rod 2022, a slider 2023 slidably connected to the pushing guide rod 2022, a pushing head 2024 connected to the slider 2023, and a pushing driver 2021 for driving the slider 2023 to slide reciprocally along the pushing guide rod 2022, so that the pushing head 2024 drives the rotor shafts 301 located in the receiving slot 208 to leave the receiving slot 208 and move toward the punching station, and the plurality of rotor shafts 301 are linearly arranged in such a way that the rotor shafts 301 move to the punching station under the sequential head-to-tail pushing.

In some embodiments, the material receiving plate 210 is further provided with a stirring block 209 in a protruding manner, and a stirring groove 220 for passing through the stirring block 209 is formed at the edge of the material outlet 222.

Optionally, the stirring blocks 209 and the receiving groove 208 are respectively located at two ends of the receiving plate 210 opposite to each other, and the stirring blocks 209 can be inserted into the accommodating cavity 203 from the stirring groove 220 to stir the rotor shaft 301 in the accommodating cavity 203, so as to prevent the rotor shaft 301 from being blocked in the accommodating cavity 203, and improve the smoothness of discharging at the discharging hole 222. Optionally, a plurality of stirring blocks 209 are provided, and the number of stirring grooves 220 is matched with the number of stirring blocks 209 and is set in a one-to-one correspondence.

Referring to fig. 1 to 3, in some embodiments, the feeding structure 200 further includes an adjusting plate 204 disposed in the accommodating cavity 203 and an adjusting column 205 with one end connected to the adjusting plate 204, and the other end of the adjusting column 205 is connected to the inner wall of the accommodating cavity 203 and the connection position is adjustable.

Optionally, each rotor shaft 301 in the accommodating cavity 203 is located between the adjusting plate 204 and the cavity wall of the accommodating cavity 203, and the adjusting plate 204 moves in the accommodating cavity 203, so that rotor shafts 301 with different lengths can be adapted, the adjusting column 205 and the bin 201 can be connected through a threaded structure, and the position of the adjusting plate 204 in the accommodating cavity 203 can be adjusted by adjusting the connection position of the adjusting column 205 and the bin 201, so that the accommodating cavity 203 can be adapted to rotor shafts 301 with different lengths.

In some embodiments, the lower punch 103 includes a lower die holder 1031 and a lower punch 1032 disposed on the lower die holder 1031, the lower punch 1032 being disposed two at intervals; the punching upper die 102 comprises an upper die holder 1021 and upper punching cutters arranged on the upper die holder 1021, wherein the upper punching cutters are arranged at intervals.

Alternatively, when the punching upper die 102 is closed to punch the lower die 103, two lower punching blades 1032 are respectively located at two sides of the rotor shaft 301, and two upper punching blades are respectively located at two sides of the rotor shaft 301, so that four ribs can be punched at a time in the circumferential direction of the rotor shaft 301.

Referring to fig. 1 to 3, it can be understood that the lower punch 1032 is structurally equivalent to the upper punch, and the lower die holder 1031 is structurally equivalent to the upper die holder 1021, so that mass production is facilitated and cost is reduced.

In some embodiments, the mold structure 100 further includes a buffer seat 107 and an elastic member 108 having an elastic restoring force, the upper end of the buffer seat 107 is provided with a sliding hole 1071, the lower end of the buffer seat 107 is provided with the elastic member 108, the buffer seats 107 are arranged at intervals, the punching rib lower mold 103 is located between the two buffer seats 107, and two ends of the rotor shaft 301 are respectively inserted into the two sliding holes 1071.

Referring to fig. 1 to 3, optionally, the mold structure 100 further includes a fixing base 104, the lower punch die 103 is disposed on the fixing base 104, the buffer base 107 is slidably connected with the fixing base 104 along a vertical direction, that is, the fixing base 104 is provided with buffer holes corresponding to positions of the buffer bases 107, the elastic member 108 is a tube spring, one end of the tube spring abuts against a hole bottom of the buffer hole, the other end of the tube spring is connected with a lower end of the buffer base 107, and the lower end of the buffer base 107 is disposed in the buffer hole, and is disposed on the rotor shaft 301 of the punch station, and two sliding connection holes 1071 are respectively penetrated at two ends of the buffer base 107. It can be understood that when the punching upper die 102 is closed to the punching lower die 103, the two upper punching blades press the rotor shaft 301 located at the punching station downward, the rotor shaft 301 drives the two buffer seats 107 to move downward until the side surfaces of the rotor shaft 301 abut against the two lower punching blades 1032, at this time, the tube springs are compressed, and the side surfaces of the rotor shaft 301 are punched. After the punching upper die 102 is opened, the tube spring drives the buffer seat 107 to move upwards, so that the rotor shaft 301 to be punched later is pushed away from the rotor shaft 301 with punched ribs.

In some embodiments, the mold structure 100 further includes a guide holder 106 and a bracket 105 for supporting the punch driver 101, the guide holder 106 guiding the punch upper mold 102 to reciprocate.

Optionally, the guide holder 106 is erected above the lower punch die 103, and the bracket 105 is erected above the guide holder 106, so that the upper punch die 102 and the lower punch die 103 can be opened/closed conveniently.

Optionally, the guide holder 106 includes a guide plate 1062 for fixing the punch upper die 102, a guide post 1063 disposed vertically, and a guide sleeve 1061 disposed on the guide plate 1062 and slidably engaged with the guide post 1063, where the guide post 1063 and the guide sleeve 1061 are disposed in pairs and are disposed in multiple pairs.

Referring to fig. 1 to 3, in some embodiments, the punching apparatus 1000 further includes a blanking structure 500 adjacent to the punching lower die 103, the blanking structure 500 includes a rotary cylinder 501 and a blanking manipulator 502, the rotary cylinder 501 is used to turn the punched rotor shaft 301 by 90 degrees, and the blanking manipulator 502 is used to clamp the rotor shaft 301 from the rotary cylinder 501 and mount the rotor shaft 301 to the iron core 302.

It will be appreciated that the rotor shaft 301 leaving the punching station and having been punched is arranged axially horizontally, and the rotary cylinder 501 grabs the rotor shaft 301 and rotates 90 degrees, so that the blanking robot 502 blanking the rotor shaft 301.

The utility model also provides motor assembly equipment, which comprises the punching device 1000, wherein the specific structure of the punching device 1000 refers to the embodiment, and as the motor assembly equipment adopts all the technical schemes of all the embodiments, the motor assembly equipment also has all the beneficial effects brought by the technical schemes of the embodiments, and the description is omitted.

In some embodiments, the motor assembly apparatus further includes a frame, where the mold structure 100 and the loading structure 200 are disposed.

The foregoing is merely an alternative embodiment of the present utility model and is not intended to limit the present utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the scope of the claims of the present utility model.

Claims

1. The punching rib device for to rotor shaft pressure seal rib, its characterized in that, the punching rib device includes:

2. A tendon punching device as claimed in claim 1, wherein: the feeding mechanism comprises a receiving plate which is arranged at the discharge hole in a sliding way and used for receiving the rotor shaft, a feeding driver which drives the receiving plate to slide in a reciprocating way, and a pushing assembly which is connected with the storage bin and used for pushing the rotor shaft on the receiving plate to move towards the punching rib lower die.

3. A tendon punching device as claimed in claim 2, characterized in that: the material receiving plate is provided with a material receiving groove, and the shape of the material receiving groove is matched with the shape of the rotor shaft.

4. A tendon punching device as claimed in claim 2, characterized in that: the material receiving plate is also convexly provided with a stirring block, and the edge of the material outlet is provided with a stirring groove for the stirring block to pass through.

5. A tendon punching device as claimed in any one of claims 1 to 4, characterized in that: the feeding structure further comprises an adjusting plate positioned in the accommodating cavity and an adjusting column with one end connected with the adjusting plate, and the other end of the adjusting column is connected with the inner wall of the accommodating cavity and the connecting position is adjustable.

6. A tendon punching device as claimed in any one of claims 1 to 4, characterized in that: the lower punching die comprises a lower die seat and lower punching cutters which are arranged on the lower die seat, wherein the lower punching cutters are arranged at intervals; the punching rib upper die comprises an upper die base and upper punching rib cutters which are arranged on the upper die base, wherein the upper punching rib cutters are arranged at intervals.

7. A tendon punching device as claimed in any one of claims 1 to 4, characterized in that: the mould structure still includes the buffer seat and has elastic restoring force's elastic component, and the slip joint hole has been seted up to the upper end of buffer seat, and the lower extreme of buffer seat is provided with the cable book number elastic component, and buffer seat interval arrangement is two, and the punching rib lower mould is located between two buffer seats, and two slip joint holes are pegged graft respectively at the both ends of rotor shaft.

8. A tendon punching device as claimed in any one of claims 1 to 4, characterized in that: the die structure also comprises a guide seat and a bracket for supporting the punching bar driver, and the guide seat guides the punching bar upper die to reciprocate.

9. A tendon punching device as claimed in claim 1, wherein: the punching rib device further comprises a blanking structure adjacent to the punching rib lower die, the blanking structure comprises a rotary cylinder and a blanking manipulator, the rotary cylinder is used for overturning the rotor shaft after punching ribs by 90 degrees, and the blanking manipulator is used for clamping the rotor shaft from the rotary cylinder.

10. The motor assembly equipment is characterized by comprising the punching device according to any one of claims 1-9, and further comprising a frame, wherein the die structure and the feeding structure are arranged on the frame.