CN216230910U

CN216230910U - Ejection device of mold

Info

Publication number: CN216230910U
Application number: CN202122786101.4U
Authority: CN
Inventors: 胡洪建
Original assignee: Zhejiang Haoyuan Industrial Co ltd
Current assignee: Zhejiang Haoyuan Industrial Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-04-08
Anticipated expiration: 2031-11-15

Abstract

The utility model relates to the technical field of hub production and discloses an ejection device of a mold, which comprises a shell; according to the utility model, the motor is started, and then the motor drives the reciprocating screw rod to rotate under the matching of the bearing, the reciprocating screw rod drives the thread block to move upwards when rotating, the thread block drives the fixing plate to move upwards under the matching of the sliding rail and the sliding block when moving upwards, so that the function of automatically ejecting the hub can be realized, the processing efficiency of the hub is improved, the production quality of the hub is ensured, meanwhile, the door plate is opened by holding the handle with a hand, the door plate holds the limiting bolt with a hand after being opened to rotate, the limiting bolt can be separated from the threaded hole on the connecting rod when rotating, the ejector rod can be pulled upwards by holding the ejector rod with a hand after the limiting bolt is taken down, the length of the ejector rod can be adjusted, the device is suitable for dies with different groove depths, the application range is wide, and the flexibility is high.

Description

Ejection device of mold

Technical Field

The utility model relates to the technical field of hub production, in particular to an ejection device of a mold.

Background

The wheel hub is a wheel core rotating part connected by tire inner profile steel through an upright column, namely a metal part which supports the center of a tire and is arranged on a shaft, namely a wheel rim, a steel ring, a wheel and a tire bell, the wheel hub needs to use a mold during production and processing according to different diameters, widths, molding modes and materials, the wheel hub in the mold needs to be taken out after molding, the existing ejection device is poor in using effect at present, the wheel hub is basically taken out through a manual pulling mode, time and labor are wasted, the deformation of the wheel hub is easily caused, the practicability is low, the length of the ejection rod is fixed and cannot be adjusted, when a groove in the mold is too deep, the wheel hub cannot be ejected out of the mold completely, the wheel hub cannot be suitable for molds of different depths to use, and the flexibility is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an ejection device of a die, which has the advantages of automatically ejecting a hub and adjusting the length of an ejector rod, and solves the problems that the existing ejection device is basically taken out in a manual pulling mode and the length of the ejector rod is not adjustable when the ejector rod is fixed.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an ejecting device of mould, includes the casing, the bed die has been placed at the top of casing, the inside of casing is rotated through the bearing and is connected with reciprocal screw rod, the fixed cover in bottom of reciprocal screw rod has connect the motor, the surperficial threaded connection of reciprocal screw rod has the screw thread piece, one side bolt of screw thread piece has the fixed plate, the top bolt of fixed plate has the connecting rod, the surface cover of connecting rod is equipped with the ejector pin, the surface of ejector pin is run through and is provided with stop bolt, a plurality of and stop bolt threaded connection's screw hole is seted up on the surface of connecting rod, the inside of bed die is run through and is extended to on the top of ejector pin.

Preferably, the inside of the shell is bolted with a slide rail, and the other side of the fixed plate is bolted with a slide block which is connected with the slide rail in a sliding manner.

Preferably, the surface of the motor is fixedly sleeved with an annular plate, and two connecting plates are bolted between the bottom of the annular plate and the shell.

Preferably, the front surface of the shell is hinged with a door plate through a hinge, and the front surface of the door plate is bolted with a handle.

Preferably, two heat dissipation grooves are formed in the front face of the door plate, and the dust screen is bonded inside the heat dissipation grooves.

Preferably, the two sides of the shell are bolted with mounting seats, and fixing bolts bolted with the lower die penetrate through the bottoms of the mounting seats.

Preferably, the surface of the connecting rod is integrally punched with a hole number mark.

Preferably, the reciprocating screw, the limit bolt and the fixing bolt are all made of stainless steel materials.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the motor is started, and then the motor drives the reciprocating screw to rotate under the matching of the bearing, the reciprocating screw drives the thread block to move upwards when rotating, and the thread block drives the fixing plate to move upwards together under the matching of the sliding rail and the sliding block when moving upwards, so that the function of automatically ejecting out the hub can be realized, the processing efficiency of the hub is improved, and the production quality of the hub is ensured;

according to the utility model, the door plate is opened by holding the handle by hand, the door plate is rotated by holding the limiting bolt by hand after being opened, the limiting bolt is separated from the threaded hole on the connecting rod when being rotated, and the ejector rod is pulled upwards by holding the ejector rod by hand after the limiting bolt is taken down, so that the length of the ejector rod can be adjusted, and the adjustable-type door frame is suitable for dies with different groove depths, and has the advantages of wide application range and high flexibility.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic cross-sectional front view of the inventive structure;

FIG. 3 is a schematic cross-sectional front view of the stem lifter of the present invention;

FIG. 4 is an enlarged view taken at A of FIG. 3 according to the present invention.

In the figure: 1. a housing; 2. a lower die; 3. a reciprocating screw; 4. a motor; 5. a thread block; 6. a fixing plate; 7. a connecting rod; 8. a top rod; 9. a limit bolt; 10. a threaded hole; 11. a slide rail; 12. a slider; 13. an annular plate; 14. a door panel; 15. a heat sink; 16. a mounting seat; 17. fixing the bolt; 18. the number of holes is indicated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a mold ejection device comprises a housing 1, a lower mold 2 is placed on the top of the housing 1, a reciprocating screw 3 is rotatably connected inside the housing 1 through a bearing, a motor 4 is fixedly sleeved at the bottom end of the reciprocating screw 3, a thread block 5 is connected on the surface of the reciprocating screw 3 in a threaded manner, a fixing plate 6 is bolted on one side of the thread block 5, a connecting rod 7 is bolted on the top of the fixing plate 6, an ejector rod 8 is sleeved on the surface of the connecting rod 7, a limit bolt 9 is arranged on the surface of the ejector rod 8 in a penetrating manner, a plurality of threaded holes 10 in threaded connection with the limit bolt 9 are arranged on the surface of the connecting rod 7, the top end of the ejector rod 8 penetrates and extends into the lower mold 2, the motor 4 is started to drive the reciprocating screw 3 to rotate through the cooperation of the bearing, the reciprocating screw 3 drives the thread block 5 to move upwards during rotation, screw block 5 can drive fixed plate 6 upward movement together through the cooperation of slide rail 11 and slider 12 when the upward movement, can realize automatic wheel hub ejecting function, wheel hub's machining efficiency has been improved, wheel hub's production quality has been ensured, simultaneously open door plant 14 through holding the handle with the hand, door plant 14 rotates with grabbing spacing bolt 9 with the hand after opening, spacing bolt 9 can separate with screw hole 10 on the connecting rod 7 when rotating, it can to grasp ejector pin 8 upwards pulling with the hand after spacing bolt 9 takes off, can adjust ejector pin 8's length, the mould that is applicable to different groove depth uses, application scope is wide, the flexibility is high.

Further, the inside bolt of casing 1 has connected slide rail 11, and the opposite side bolt of fixed plate 6 has connected slider 12 with slide rail 11 sliding connection, through the setting of slide rail 11 and slider 12, can carry on spacingly to fixed plate 6, prevents that slope from appearing in the in-process that fixed plate 6 reciprocated.

Further, the fixed surface of motor 4 has cup jointed annular plate 13, and the bolt has two connecting plates between the bottom of annular plate 13 and the casing 1, through the setting of annular plate 13 and connecting plate, can fix motor 4, prevents that motor 4 from dropping at the operation in-process.

Further, the front of the casing 1 is hinged with a door panel 14 through a hinge, the front of the door panel 14 is bolted with a handle, and the casing 1 can be sealed through the arrangement of the door panel 14 and the handle, so that dust is prevented from falling into the casing 1.

Further, two radiating grooves 15 have been seted up on the front of door plant 14, and the inside bonding of radiating grooves 15 has the dust screen, through the setting of radiating grooves 15 and dust screen, can ensure motor 4's radiating effect.

Further, the both sides of casing 1 all are bolted to have mount pad 16, and the bottom of mount pad 16 runs through the fixing bolt 17 with bed die 2 bolted connection, through the setting of mount pad 16 and fixing bolt 17, can fix casing 1, improves the steadiness between casing 1 and the bed die 2.

Further, the number of holes in the surface of the connecting rod 7 is marked with 18, and the threaded holes 10 fixed by the limiting bolts 9 can be marked by the holes in the number marked with 18, so that the worker can adjust the height of the ejector rod 8 more conveniently and quickly.

Furthermore, the reciprocating screw 3, the limit bolt 9 and the fixing bolt 17 are all made of stainless steel materials, and the reciprocating screw 3, the limit bolt 9 and the fixing bolt 17 have the characteristics of high strength, small density and excellent corrosion resistance.

The working principle is as follows: when the device is installed, the shell 1 is fixed below the lower die 2 through the cooperation of the mounting base 16 and the fixing bolt 17, after the shell 1 is fixed, the motor 4 is started when a processed hub in the lower die 2 needs to be taken out, the motor 4 drives the reciprocating screw 3 to rotate through the cooperation of the bearing after being started, the reciprocating screw 3 drives the thread block 5 to move upwards when rotating, the thread block 5 drives the fixing plate 6 to move upwards through the cooperation of the slide rail 11 and the slide block 12 when moving upwards, the fixing plate 6 can drive the ejector rod 8 to slowly eject the hub in the lower die 2 to the upper side of the lower die 2 in the upward moving process, when the height of the ejector rod 8 needs to be adjusted, the handle is held by hand to open the door panel 14, the door panel 14 holds the limiting bolt 9 by hand to rotate after being opened, the limiting bolt 9 can be separated from the threaded hole 10 on the connecting rod 7 when rotating, after the limiting bolt 9 is taken down, the mandril 8 is grabbed by hands to be pulled upwards, and after the mandril 8 is pulled upwards to a proper height, the limiting bolt 9 is screwed into the corresponding threaded hole 10 again.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An ejection device of a mold, comprising a housing (1), characterized in that: lower mould (2) have been placed at the top of casing (1), the inside of casing (1) is rotated through the bearing and is connected with reciprocal screw rod (3), the fixed cover in bottom of reciprocal screw rod (3) has motor (4), the surface threaded connection of reciprocal screw rod (3) has screw thread piece (5), one side bolt joint of screw thread piece (5) has fixed plate (6), the top bolt joint of fixed plate (6) has connecting rod (7), the surface cover of connecting rod (7) is equipped with ejector pin (8), the surface of ejector pin (8) is run through and is provided with stop bolt (9), a plurality of and stop bolt (9) threaded connection's screw hole (10) is seted up on the surface of connecting rod (7), the top of ejector pin (8) is run through and is extended to the inside of lower mould (2).

2. The ejector device for die set according to claim 1, wherein: the inside bolt of casing (1) has connect slide rail (11), the other side bolt of fixed plate (6) has connect with slide rail (11) sliding connection's slider (12).

3. The ejector device for die set according to claim 1, wherein: the surface of the motor (4) is fixedly sleeved with an annular plate (13), and two connecting plates are bolted between the bottom of the annular plate (13) and the shell (1).

4. The ejector device for die set according to claim 1, wherein: the front surface of the shell (1) is hinged with a door panel (14) through a hinge, and the front surface of the door panel (14) is bolted with a handle.

5. The ejector apparatus for a mold according to claim 4, wherein: two heat dissipation grooves (15) are formed in the front face of the door plate (14), and a dustproof net is bonded inside the heat dissipation grooves (15).

6. The ejector device for die set according to claim 1, wherein: and mounting seats (16) are bolted on two sides of the shell (1), and fixing bolts (17) bolted with the lower die (2) penetrate through the bottoms of the mounting seats (16).

7. The ejector device for die set according to claim 1, wherein: the surface of the connecting rod (7) is integrally punched with a hole number mark (18).

8. The ejector device for die set according to claim 1, wherein: the reciprocating screw rod (3), the limiting bolt (9) and the fixing bolt (17) are all made of stainless steel materials.