CN210501244U

CN210501244U - Mold ejection system for generator winding bone

Info

Publication number: CN210501244U
Application number: CN201921144638.7U
Authority: CN
Inventors: 景久平
Original assignee: Beijing Shunjia Plastic Factory
Current assignee: Beijing Shunjia Plastic Factory
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-05-12
Anticipated expiration: 2029-07-19

Abstract

The utility model relates to a mould ejection system of generator wire winding bone, including die carrier bottom plate and lower bolster, the top at the die carrier bottom plate is fixed to the lower bolster, install drive arrangement on the die carrier bottom plate, the last fixed plate that is connected with of drive arrangement, the fixed plate is located the below of lower bolster, the fixed top rod that is provided with on the fixed plate, the top rod has a plurality ofly, and a plurality of top rods are vertical to be fixed on the upper surface of fixed plate, have seted up a plurality of through-holes on the lower bolster, and the top rod is worn to establish in the through-hole, and when the top rod is located the minimum, top rod upper end and the upper surface parallel. The utility model discloses the protruding edge of thin wall that reduces generator wire winding bone is taking off the deformation of in-process to improve the effect of finished product quality.

Description

Mold ejection system for generator winding bone

Technical Field

The utility model belongs to the technical field of the technique of plastic products mould and specifically relates to a mould ejection system of generator wire winding bone is related to.

Background

In recent years, with the rapid development of the plastic industry and the increasing strength and precision of general-purpose and engineering plastics, the application range of plastic products is expanding, such as: the proportion of plastic products is rapidly increasing in a plurality of fields such as household appliances, instruments, meters, building equipment, automobile industry, daily hardware and the like. The trend towards plastification of industrial and consumer products is increasing. In the process of producing plastic parts, plastic molds are usually required, the shape of the molds determines the appearance of the products, and the processing quality and precision of the molds determine the quality of the products.

The plastic production mold generally comprises an upper mold, a lower mold, a guide core, a clamp, a cooling system and an injection molding channel. During injection molding, the guide core is generally fixed on the support, the upper die and the lower die are sleeved on the guide core to be positioned, the guide core is fixed by the clamp and forms a cavity with the upper die and the lower die, then plastic molten slurry is injected from the injection molding channel, the plastic molten slurry enters the cavity and is cooled and shaped by the cooling system, then the upper die and the lower die are separated, a finished product is taken out of the cavity, finally the upper die and the lower die are closed again for next injection molding, and the whole injection molding process is carried out in a circulating mode.

However, when the structure is used for injection molding of the generator bobbin, a plurality of thin-wall convex edges are arranged around the circumference of the generator bobbin, when workers take the generator bobbin, the thin-wall convex edges cannot be taken down from the lower die one by one, but the generator bobbin is directly pulled up.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a mould ejection system of generator bobbin, it has the protruding edge of thin wall that reduces generator bobbin and takes off the deformation of in-process to improve the effect of finished product quality.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides a mould ejection system of generator wire winding bone, includes die carrier bottom plate and lower bolster, and the top at the die carrier bottom plate is fixed to the lower bolster, install drive arrangement on the die carrier bottom plate, the last fixed plate that is connected with of drive arrangement, the fixed plate is located the below of lower bolster, the fixed rod that is provided with on the fixed plate, the rod that pushes up has a plurality ofly, and a plurality of rods are vertical to be fixed on the upper surface of fixed plate, have seted up a plurality of through-holes on the lower bolster, and the rod that pushes up wears to establish in the through-hole, and when the rod that pushes up is located the minimum, the upper.

Through adopting above-mentioned technical scheme, after generator wire winding bone cooling shaping, the upper end of top rod corresponds in the below on the protruding edge of generator wire winding bone thin wall, drive arrangement work drives the fixed plate upward movement, the top rod is along through-hole rebound, the upper end of top rod is when the rebound, with protruding edge of generator wire winding bone thin wall from the bed die top down, protruding edge of every generator wire winding bone thin wall is at least one top rod down, and then make protruding edge of generator wire winding bone thin wall all jack-up from the lower bolster, avoid directly dragging the protruding edge of thin wall down on the bed die, make its atress more even, consequently reduce the protruding edge of thin wall of generator wire winding bone and take off the deformation of in-process, thereby improve finished product quality.

The utility model discloses further set up to: the driving device comprises two screws, two nuts and a transmission assembly, the two screws are respectively rotatably connected to the upper surface of the die carrier base plate, the screws are vertically arranged, the fixing plate is arranged on the two screws in a penetrating mode, the nuts are arranged on the screws in a penetrating mode, the nuts are in threaded connection with the screws, the nuts are fixed on the fixing plate, and the transmission assembly is in transmission connection with the screws.

Through adopting above-mentioned technical scheme, drive assembly drives two screw rods simultaneously and rotates around self axis, and threaded fit has the nut on two screw rods respectively, and the nut is fixed on the fixed plate to the screw rod rotates for the nut, and the nut removes along the length direction of screw rod, makes the top rod upward movement simultaneously on the fixed plate, and through the cooperation of screw rod and nut, the speed that the top rod upwards removed is more even.

The utility model discloses further set up to: the upper end of the screw rod extends to the lower surface of the lower template.

Through adopting above-mentioned technical scheme, the lower surface of lower bolster is stretched to the upper end of screw rod, and when the fixed plate moved up along the screw rod, the nut peak pushed up on the lower surface of lower bolster to prevent that the nut from droing from the screw rod.

The utility model discloses further set up to: the transmission assembly comprises a driving motor, two worm wheels and a worm, the driving motor is connected to the die carrier bottom plate, the worm is fixedly connected with the output shaft of the driving motor in a coaxial mode, the two worm wheels are fixed with the two screw rods in a coaxial mode respectively, and the worm is meshed with the two worm wheels.

Through adopting above-mentioned technical scheme, driving motor rotates, and driving motor drives the worm and rotates, and same worm drives two worm wheels and rotates simultaneously to make the slew velocity of two screw rods the same, the fixed plate keeps the level rebound, prevents that the fixed plate from inclining.

The utility model discloses further set up to: two nuts penetrate through each screw rod, and the fixing plate is located between the two nuts.

Through adopting above-mentioned technical scheme, when the installation, two nuts are pressed from both sides the fixed plate, can make the fixed plate adjust horizontal position easily, fix the nut on the fixed plate again, make the installation more convenient.

The utility model discloses further set up to: the one end that the top rod is close to the fixed plate is provided with the screw thread, is provided with the screw hole on the fixed plate, and the top rod inserts in the screw thread and fixed plate threaded connection.

Through adopting above-mentioned technical scheme, the screw thread is seted up to the one end that the top rod is close to the fixed plate, and the threaded hole and threaded connection on the fixed plate are inserted to the top rod, make things convenient for the installation and the dismantlement of top rod.

The utility model discloses further set up to: and a displacement sensor is arranged on the fixed plate and electrically connected with the driving motor.

By adopting the technical scheme, the fixed plate is provided with the displacement sensor, the displacement sensor measures the ascending distance of the fixed plate in the ascending process of the fixed plate, and the driving motor stops working when the fixed plate ascends or descends to the highest point or the lowest point, so that the driving motor is prevented from excessively moving the fixed plate.

The utility model discloses further set up to: one end of the top stick, which is far away from the fixed plate, is provided with a circular sheet, and the circular sheet is matched in the through hole.

Through adopting above-mentioned technical scheme, the circular segment is sealed with the upper end of through-hole, can reduce the cooperation length of top rod and through-hole to reduce the handling capacity of top rod, make things convenient for the production of top rod.

To sum up, the utility model discloses a beneficial technological effect does:

1. the upper end of the jacking rod corresponds to the position below the thin-wall convex edge of the generator winding bone, the driving device works to drive the fixing plate to move upwards, the jacking rod moves upwards along the through hole, when the upper end of the jacking rod moves upwards, the thin-wall convex edge of the generator winding bone is jacked down from the lower die, and at least one jacking rod is arranged below each thin-wall convex edge of the generator winding bone, so that the thin-wall convex edges of the generator winding bone are jacked up from the lower die plate, the thin-wall convex edges are prevented from being directly pulled down from the lower die, the stress of the generator winding bone is uniform, and the deformation of the thin-wall convex edges of the generator winding bone in the taking-down process is reduced, and the quality of finished products is improved;

2. the two screw rods are driven to rotate around the axes of the two screw rods through the transmission assembly, the two nuts are respectively in threaded fit with the nuts, and the nuts are fixed on the fixing plate, so that the screw rods rotate relative to the nuts, the nuts move along the length direction of the screw rods, the ejector rod on the fixing plate moves upwards at the same time, and the upward movement speed of the ejector rod is uniform through the fit of the screw rods and the nuts;

3. the fixing plate is clamped by the two nuts, so that the fixing plate can be easily adjusted to a horizontal position, and the nuts are fixed on the fixing plate, so that the installation is more convenient.

Drawings

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

fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

In the figure, 1, a mould frame bottom plate; 2. a displacement sensor; 3. a lower template; 31. a through hole; 4. a drive device; 41. a screw; 42. a nut; 43. a transmission assembly; 431. a drive motor; 432. a worm gear; 433. a worm; 5. a fixing plate; 51. opening a hole; 52. a threaded hole; 6. a top stick; 61. a circular sheet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a mould ejection system of generator wire winding bone, including die carrier bottom plate 1 and lower bolster 3, lower bolster 3 is located die carrier bottom plate 1's top, and the interval sets up between lower bolster 3 and the die carrier bottom plate 1, and lower bolster 3 is fixed on die carrier bottom plate 1. Install drive arrangement 4 on the die carrier bottom plate 1, be connected with fixed plate 5 on the drive arrangement 4, fixed plate 5 level setting just is located the below of lower bolster 3, is provided with top rod 6 at the upper surface of fixed plate 5, and top rod 6 is vertical upwards. The driving device 4 comprises a screw 41, a nut 42 and a transmission assembly 43, wherein the transmission assembly 43 is connected with the screw 41. Drive assembly 43 includes driving motor 431, worm wheel 432 and worm 433, screw 41 has two, two screw 41 rotate respectively and connect on the upper surface of die carrier bottom plate 1, two vertical settings of screw 41, trompil 51 has been seted up on fixed plate 5, trompil 51 has two, two screw 41 wear to establish respectively in two trompils 51, make fixed plate 5 can slide on screw 41, nut 42 has four, wear to be equipped with two nuts 42 on every screw 41, nut 42 and screw 41 threaded connection, screw 41 keeps away from die carrier bottom plate 1 one end and stretches on the lower surface of lower bolster 3, can prevent that nut 42 from sliding down from screw 41, the upper and lower surface of fixed plate 5 laminates and nut 42 welds on fixed plate 5 with two nut 42's surface respectively, make fixed plate 5 press from both sides tightly in the middle of two nuts 42. The number of the worm gears 432 is two, the two worm gears 432 are respectively and coaxially and fixedly installed on the two screw rods 41, the driving motor 431 is fixedly installed on the upper surface of the die carrier base plate 1, the output shaft of the driving motor 431 is coaxially and fixedly connected with a worm 433, and two ends of the worm 433 are respectively meshed with the two worm gears 432. When the fixing plate 5 needs to be lifted, the driving motor 431 is turned on, the output shaft of the driving motor 431 rotates forward to drive the worm 433 to rotate coaxially, the worm 433 can simultaneously drive the two worm wheels 432 to rotate together, the worm wheels 432 rotate to drive the coaxially fixed screw rod 41 to rotate around the axis of the screw rod, then the nut 42 on the screw rod 41 can move upwards along the length direction of the screw rod 41, and the fixing plate 5 moves upwards together; when the fixing plate 5 needs to be lowered, the driving motor 431 is reversely rotated, and the nut 42 can be moved downwards along the length direction of the screw rod 41 in the same way, so that the fixing plate 5 is driven to be lowered together.

Referring to fig. 1 and 2, the top rods 6 are multiple, the top rods 6 are installed on the fixing plate 5, the top rods 6 are fixed on the upper surface of the fixing plate 5, one ends of the top rods 6, which are connected with the fixing plate 5, are provided with threads, the fixing plate 5 is provided with threaded holes 52, the top rods 6 are inserted into the threaded holes 52 and are in threaded connection with the fixing plate 5, one ends of the top rods 6, which are far away from the fixing plate 5, are provided with circular sheets 61, the lower template 3 is provided with multiple through holes 31, and when the top rods 6 are located at the bottommost point, the upper surfaces of the circular sheets 61 and the upper surface of the lower template 3 are on the. The through hole 31 is located the protruding position of following of mould pouring generator wire winding bone thin wall, and top rod 6 and through hole 31 one-to-one, top rod 6 wears to establish in through hole 31. When generator wire winding bone shaping back, when fixed plate 5 rose, because top rod 6 sliding fit is in through-hole 31, fixed plate 5 can drive top rod 6 rebound together, and top rod 6 upward movement can promote fashioned generator wire winding bone upward movement to reach the effect of releasing fashioned generator wire winding bone from the mould. The circular piece 61 fits into the through hole 31, and prevents the plastic melt from leaking out of the through hole 31 during injection molding. When the top stick 6 needs to be replaced, the top stick 6 is rotated, so that the top stick 6 can be separated from the fixing plate 5, and the effect of replacing the top stick 6 is achieved.

Referring to fig. 1, a displacement sensor 2 is provided on a fixed plate 5, and the displacement sensor 2 is electrically connected to a driving motor 431. When the fixed plate 5 ascends, the fixed plate 5 drives the displacement sensor 2 to move upwards together, when the fixed plate 5 ascends to a distance for completely ejecting the generator winding bone part, the displacement sensor 2 detects position information, the driving motor 431 stops working in the positive direction, and the fixed plate 5 is prevented from driving the ejection rod 6 to continue moving upwards; when the fixing plate 5 descends, the fixing plate 5 can drive the displacement sensor 2 to move downwards together, when the fixing plate 5 descends to the position that the upper surface of the circular sheet 61 and the upper surface of the lower template 3 are on the same horizontal plane, the displacement sensor 2 detects position information, the driving motor 431 stops working reversely, and the fixing plate 5 is prevented from driving the ejector rod 6 to continue to move downwards.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a mould ejection system of generator wire winding bone, includes die carrier bottom plate (1) and lower bolster (3), and the top at die carrier bottom plate (1), its characterized in that are fixed in lower bolster (3): install drive arrangement (4) on die carrier bottom plate (1), be connected with fixed plate (5) on drive arrangement (4), fixed plate (5) are located the below of lower bolster (3), fixed being provided with top rod (6) on fixed plate (5), top rod (6) have a plurality ofly, and a plurality of top rods (6) are vertical to be fixed on the upper surface of fixed plate (5), have seted up a plurality of through-holes (31) on lower bolster (3), and top rod (6) are worn to establish in through-hole (31), and when top rod (6) are located the minimum, top rod (6) upper end and the upper surface parallel and level of lower bolster (3).

2. The generator bobbin mold ejection system of claim 1, wherein: drive arrangement (4) include screw rod (41), nut (42) and drive assembly (43), screw rod (41) have two, two screw rods (41) rotate respectively and connect the upper surface at die carrier bottom plate (1), screw rod (41) are vertical to be set up, fixed plate (5) are worn to establish on two screw rods (41), nut (42) are worn to establish on screw rod (41), nut (42) and screw rod (41) threaded connection, nut (42) are fixed on fixed plate (5), drive assembly (43) are connected with screw rod (41) transmission.

3. The generator bobbin mold ejection system of claim 2, wherein: the upper end of the screw rod (41) extends to the lower surface of the lower template (3).

4. The generator bobbin mold ejection system of claim 2, wherein: the transmission assembly (43) comprises a driving motor (431), worm wheels (432) and worms (433), wherein the driving motor (431) is connected to the die carrier base plate (1), the worms (433) are coaxially and fixedly connected with output shafts of the driving motor (431), the number of the worm wheels (432) is two, the two worm wheels (432) are respectively coaxially fixed with the two screw rods (41), and the worms (433) are meshed with the two worm wheels (432).

5. The generator bobbin mold ejection system of any one of claims 2 to 4, wherein: two nuts (42) penetrate through each screw rod (41), and the fixing plate (5) is located between the two nuts (42).

6. The generator bobbin mold ejection system of claim 1, wherein: one end of the top rod (6) close to the fixing plate (5) is provided with a thread, the fixing plate (5) is provided with a threaded hole (52), and the top rod (6) is inserted into the threaded hole (52) and is in threaded connection with the fixing plate (5).

7. The generator bobbin mold ejection system of claim 4, wherein: and a displacement sensor (2) is arranged on the fixing plate (5), and the displacement sensor (2) is electrically connected with the driving motor (431).

8. The generator bobbin mold ejection system of claim 1, wherein: one end, far away from the fixed plate (5), of the top stick (6) is provided with a circular sheet (61), and the circular sheet (61) is matched in the through hole (31).