CN217037004U

CN217037004U - Flat wire hairpin is put pressing mechanism for mould

Info

Publication number: CN217037004U
Application number: CN202220636080.XU
Authority: CN
Inventors: 俞琦; 吴洋; 汪波; 石爱文; 夏善伟; 王淑旺
Original assignee: Anhui Juyi Technology Co Ltd
Current assignee: Anhui Juyi Technology Co Ltd
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-07-22
Anticipated expiration: 2032-03-14

Abstract

The utility model provides a pressing mechanism for a flat wire hairpin placing mold, which comprises a support and pressing components, wherein the pressing components are at least two groups fixedly arranged on the side wall of the support, each pressing component comprises a power part and a follower arranged at the output end of the power part and used for stably transferring legs at the rear side of a hairpin to a hairpin placing groove, the follower can be attached to the hairpin to press the legs at the rear side of the hairpin into the hairpin placing groove, the support comprises a support plate and at least two groups of vertical plates vertically arranged on the support plate at intervals, the pressing components are fixedly arranged on the side wall of the vertical plates, sliding grooves capable of sliding along the length direction of the support plate are formed in the vertical plates, and the support also comprises clamping plates arranged at the tops of the vertical plates and used for connecting the support plate and the vertical plates. In the utility model, the front leg of the flat wire hairpin is placed into the hairpin placing groove before the rear leg, and the rear leg of the hairpin can be stably transited by the driving of the follower in the process of separating from the guide mechanism and entering the hairpin placing groove, thereby preventing the scattering problem.

Description

Flat wire hairpin is put pressing mechanism for mould

Technical Field

The utility model relates to the technical field of flat wire motor production, in particular to a pressing mechanism for a flat wire hairpin placing mold.

Background

The flat wire motor can greatly improve the slot filling rate of the motor, so that the power density of the motor is improved, and the flat wire motor is more and more applied to the field of new energy motors. The prior flat wire motor usually adopts four layers or eight layers of flat wire windings, and the prior art has a technical scheme that the flat wire windings are arranged in a mould layer by layer and then are integrally inserted into a stator core, for example, a patent with the patent application number of 201911017644.0 and the granted publication number of CN110768489B, and discloses a device and a method for inserting a flat wire hairpin into a stator, the device comprises a frame and a hairpin arranging mould, the mould comprises a charging barrel, a plurality of baffles capable of radially extending and retracting along the charging barrel on the barrel wall of the charging barrel, an elastic element for forcing the baffles to retract towards the inner cavity of the charging barrel, a mandrel pull rod for operating the baffles to extend outwards the charging barrel, and a hairpin push sleeve sleeved on the charging barrel, wherein, a hairpin arranging groove is formed on the periphery of the charging barrel by the baffles and used for arranging all flat wire hairpins required by the stator core, the push sleeve is used for pushing all the flat wire hairpins arranged on the periphery of the charging barrel forwards, so that all the flat wire hairpins are pressed into the hairpin slots of the stator core. According to the above patent, the formed hairpins are firstly placed into the die in a layer-by-layer arrangement mode, and then are integrally inserted into the stator core, so that the rubbing of adjacent flat wires caused by the conventional line-by-line insertion mode is avoided. However, when the hairpin is placed in the hairpin placing groove of the cartridge die, the front and rear legs of the hairpin are sequentially placed, for example, patent application No. 201880012303.1, and patent publication No. CN110337776B discloses a coil assembling device, a coil assembling method, and a manufacturing device of a rotating electrical machine, and the above patent also specifically discloses a separation-preventing unit for preventing the hairpin from separating from the hairpin placing groove, but the separation-preventing unit supports the hairpin placed in the hairpin placing groove, and lacks support in the process of inserting the rear leg of the hairpin into the placing groove, which leads to a problem that the hairpin is easily scattered in the placing process.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a pressing mechanism for a flat wire hairpin placing mold, which can be driven by a follower to make a stable transition in the process that a rear leg of a hairpin is separated from a guide mechanism and enters a hairpin placing groove, and the specific technical scheme is as follows:

the utility model provides a flat line hairpin is put for mould pressing mechanism, includes support piece, still includes:

the pressing components are at least two groups fixedly arranged on the side wall of the supporting piece and comprise power pieces and followers, the followers are arranged at the output ends of the power pieces and used for enabling the legs at the rear side of the hairpin to be stably transited to the hairpin placing grooves, and the followers can be attached to the hairpin to enable the legs at the rear side of the hairpin to be pressed into the hairpin placing grooves.

Preferably, the supporting member comprises a supporting plate and at least two sets of vertical plates vertically arranged on the supporting plate at intervals, and the pressing component is fixedly arranged on the side wall of each vertical plate.

Preferably, the vertical plate is provided with a sliding groove capable of sliding along the length direction of the supporting plate, and the supporting part further comprises a clamping plate arranged at the top of the vertical plate and used for connecting the supporting plate and the vertical plate.

Preferably, the pressing component is fixedly arranged on the side wall of the vertical plate through a folded plate, and the power part is an air cylinder.

Preferably, the follower comprises an angle plate arranged at the output end of the power part, a guide plate fixedly arranged at the bottom end of the angle plate, an elastic part support plate fixedly arranged on the side wall of the guide plate, and an elastic part which is arranged on the elastic part support plate and can be telescopically displaced along the guide plate.

Preferably, the elastic piece comprises an elastic device and a follower, wherein the follower sliding plate capable of telescopically displacing along the guide plate is arranged between the side wall of the support plate of the elastic piece and the follower sliding plate, and the follower is rotatably arranged on the side wall of the bottom end of the follower sliding plate and is used for being attached to the hair clip.

Preferably, the elastic device is a spring.

Preferably, the follower is a roller.

According to the technical scheme, the utility model has the following beneficial effects: according to the flat wire hairpin, the front side leg of the flat wire hairpin is placed into the hairpin placing groove of the charging barrel before the rear side leg, and the rear side leg of the hairpin is driven by the follower to be in stable transition in the process of separating from the guide mechanism and entering the hairpin placing groove.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a side view of the present invention;

fig. 3 is a bottom view of the present invention.

In the figure: 10. a support member; 110. a support plate; 120. a vertical plate; 130. a clamping plate; 20. pressing the components; 210. a power member; 220. a follower; 221. a gusset; 222. a guide plate; 223. an elastic member support plate; 2240. an elastic member; 2241. a follower slide plate; 2242. an elastic device; 2243. a follower; 230. and (5) folding the board.

Detailed Description

The present invention will be described in detail with reference to the drawings and specific embodiments, wherein prior to describing embodiments of the present invention in detail, the terms and terminology used herein are used to explain the same or similar structures and components with the same names or same reference numbers for illustrative purposes only.

The embodiment is as follows:

referring to fig. 1, the press-fit mechanism for the flat wire hairpin placing mold comprises a support member 10 and a press-fit assembly 20, wherein the press-fit assembly is at least two groups fixedly arranged on the side wall of the support member, the press-fit assembly comprises a power member 210 and a follower 220 arranged at the output end of the power member and used for stably transitioning the rear leg of a hairpin to the hairpin placing groove, the follower can be attached to the hairpin so as to press the rear leg of the hairpin into the hairpin placing groove.

As a preferred technical solution of the present invention, the supporting member 10 comprises a supporting plate 110 and at least two sets of vertical plates 120 vertically arranged on the supporting plate at intervals, and specifically, the pressing components are fixed on the side walls of the vertical plates, and the supporting member is used for fixing the pressing mechanism on the rack beside the charging barrel and axially distributed along the charging barrel, so as to facilitate the driving follower of the power member to contact with the hairpin on the charging barrel.

Further, for adjusting the distance between the multiunit pressing components, so that this pressing mechanism adapts to the cartridge requirement of different length flat line hair clips, be equipped with the spout that can slide along backup pad length direction on riser 120, promptly, the riser slides through foretell spout and sets up in the backup pad, it is corresponding in order to fix the riser, still set up clamp plate 130 at the riser top, this clamp plate can be followed the top and fixed riser and backup pad, specifically fix the riser from the backup pad top through fasteners such as bolts.

Further, the pressing component is fixed on the vertical plate side wall through a folded plate 230, the folded plate is specifically in a folded shape inclined towards the direction of the material cylinder, the top end of the folded plate is fixed on the vertical plate side wall through a fastening member such as a screw, and the bottom end of the folded plate is used for being connected with the pressing component 20.

Referring to fig. 2 and 3, as a preferred technical solution of the present invention, the follower 220 includes an angle plate 221, a guide plate 222, an elastic member support plate 223 and an elastic member 2240, the angle plate is disposed at the output end of the power member, the guide plate is fixedly disposed at the bottom end of the angle plate, the elastic member support plate is fixedly disposed at the side wall of the guide plate, and the elastic member is disposed on the elastic member support plate and can move telescopically along the guide plate.

Further, the elastic member 2240 comprises a follower sliding plate 2241, an elastic device 2242 and a follower 2243, the follower sliding plate is arranged on the guide plate and can move telescopically along the guide plate, specifically, a sliding groove for the follower sliding plate to slide can be formed on the guide plate, the elastic device is arranged between the elastic member support plate and the follower sliding plate, and the follower is rotatably arranged at the bottom end of the follower sliding plate and is used for contacting with the rear leg of the hair card, therefore, when the follower contacts with the hair card, under the elastic force provided by the elastic device, the follower can be stably attached to the hair card, so that the rear leg of the hair card can be smoothly transited into the hair card placing groove conveniently, the elastic device in the utility model can specifically adopt a spring, and the follower can adopt a roller, therefore, when the hair card rotates along with the hair card, the follower can rotate relative to the hair card, and can avoid rigid contact with the hair card, causing damage to the hair clip.

The working principle is as follows: during the use, fix support piece 10 on the support of feed cylinder side, power piece 210 drive follower 220 arranges the feed cylinder in the oblique top, the hairpin makes its front side leg arrange in the hairpin standing groove of feed cylinder under the snatching of manipulator, the rear side leg is placed in the hairpin standing groove under external guiding mechanism's guide effect afterwards, and break away from the in-process that gets into the hairpin standing groove at hairpin rear side leg from guiding mechanism, the drive of accessible follower 220 makes its smooth transition, specifically, follower 2243 contacts with the hairpin, at the hairpin along with feed cylinder pivoted in-process, in the hairpin, with rear side leg pressfitting into the hairpin standing groove, realize the smooth transition effect of rear side leg, prevent the scattered problem.

The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides a flat line hairpin is put for mould pressing mechanism, includes support piece (10), its characterized in that still includes:

the pressing components (20) are at least two groups which are fixedly arranged on the side wall of the supporting piece, each pressing component comprises a power piece (210) and a follower (220) which is arranged at the output end of the power piece and used for stably transferring the rear legs of the hairpin to the hairpin placing groove, and the followers can be attached to the hairpin so as to press the rear legs of the hairpin into the hairpin placing groove.

2. The pressing mechanism for the flat wire hairpin laying mold according to claim 1, wherein the support member (10) includes a support plate (110) and at least two sets of vertical plates (120) spaced apart from each other and vertically disposed on the support plate, and the pressing member is fixedly disposed on the side walls of the vertical plates.

3. The pressing mechanism for the flat wire hairpin laying mold according to claim 2, wherein the vertical plate (120) is provided with a sliding groove capable of sliding along the length direction of the supporting plate, and the support further comprises a clamping plate (130) arranged on the top of the vertical plate for connecting the supporting plate and the vertical plate.

4. The pressing mechanism for the flat wire hairpin arranging mold according to claim 2, wherein the pressing member is fixedly secured to a side wall of the vertical plate by a folded plate (230), and the power member is a cylinder.

5. The pressing mechanism for the flat wire hairpin laying mold according to claim 4, wherein the follower (220) comprises an angle plate (221) disposed at the output end of the power member, a guide plate (222) fixed at the bottom end of the angle plate, a resilient member support plate (223) fixed at the side wall of the guide plate, and a resilient member (2240) disposed on the resilient member support plate and capable of telescopically displacing along the guide plate.

6. The pressing mechanism for flat wire hair pins placing mold according to claim 5, characterized in that said resilient member (2240) comprises a follower sliding plate (2241) capable of telescopic displacement along the guide plate, a resilient member (2242) disposed between the side wall of the resilient member support plate and the follower sliding plate, and a follower (2243) rotatably disposed on the side wall of the bottom end of the follower sliding plate for engaging with the hair pins.

7. The pressing mechanism for the flat wire hairpin placing mold according to claim 6, wherein the elastic device (2242) is a spring.

8. The pressing mechanism for the flat wire hairpin arranging mold according to claim 6, wherein the follower (2243) is a roller.