CN217944174U

CN217944174U - Side core-pulling mechanism

Info

Publication number: CN217944174U
Application number: CN202222201029.9U
Authority: CN
Inventors: 赖旭瑜
Original assignee: Dongguan Shen An Plastic Mold Co ltd
Current assignee: Dongguan Shen An Plastic Mold Co ltd
Priority date: 2022-08-20
Filing date: 2022-08-20
Publication date: 2022-12-02
Anticipated expiration: 2032-08-20

Abstract

The application relates to the field of molds, in particular to a side core-pulling mechanism which is arranged on a mold, wherein the mold comprises a fixed mold plate and a movable mold plate, and the side core-pulling mechanism comprises a forming plate, a sliding piece, a driving piece, a first core-pulling block and a second core-pulling block; the forming plate is fixed on the fixed die plate, a forming groove is formed in the forming plate, and the shape of the forming groove is matched with that of the shell; the driving part is arranged on the movable template and used for driving the sliding part to slide towards the direction close to or far away from the forming plate; a sliding groove is formed in the forming plate, the first core pulling inclined block is fixed on the sliding piece, the first core pulling block is in sliding fit with the sliding groove, and the second core pulling block is in sliding fit with the sliding groove; the first core-pulling block is fixedly provided with a guide inclined block, the second core-pulling block is provided with a guide chute, the guide inclined block is in sliding fit with the guide chute, and the side wall of the second core-pulling block, which deviates from the first core-pulling block, is provided with an annular groove. This application has improved the machining efficiency to the casing.

Description

Side core-pulling mechanism

Technical Field

The application relates to the field of molds, in particular to a side core-pulling mechanism.

Background

A die is a tool that forms a blank into an article having a particular shape and size under an external force. The method is widely used for blanking, cold heading, extrusion, powder metallurgy part pressing, pressure casting and the forming processing of compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like. The die has a specific contour or cavity shape, and the blank can be separated (blanked) according to the contour shape by applying the contour shape with the cutting edge. The blank can obtain a corresponding three-dimensional shape by using the shape of the inner cavity. The mold generally comprises a movable mold plate and a fixed mold plate (or a male mold and a female mold), which can be combined.

The related art discloses a shell 1, wherein the overall size of the shell 1 is large, a groove 11 is formed in one side wall of the shell 1, a plurality of first guide pillars 12 are fixedly arranged on the side wall of the groove 11, a plurality of second guide pillars 13 are fixedly arranged at the bottom of the groove 11, and the first guide pillars 12 and the second guide pillars 13 are perpendicular to each other.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the overall size of the shell 1 is large, meanwhile, one side wall of the shell 1 is provided with the groove 11, the side wall of the groove 11 is fixedly provided with the plurality of first guide pillars 12, the bottom of the groove 11 is fixedly provided with the plurality of second guide pillars 13, and the first guide pillars 12 and the second guide pillars 13 are perpendicular to each other, so that the overall processing efficiency of the shell 1 is low.

SUMMERY OF THE UTILITY MODEL

In order to promote the machining efficiency to the casing, this application provides a side mechanism of loosing core.

The application provides a side mechanism of loosing core adopts following technical scheme:

a side core-pulling mechanism is arranged on a mould, and the mould comprises a fixed mould plate and a movable mould plate; the side core-pulling mechanism comprises a forming plate, a sliding piece, a driving piece, a first core-pulling block and a second core-pulling block; the forming plate is fixed on the fixed die plate, a forming groove is formed in the forming plate, and the shape of the forming groove is matched with that of the shell; the driving piece is arranged on the movable mould plate and used for driving the sliding piece to slide towards the direction close to or far away from the forming plate; a sliding groove is formed in the forming plate, the first core pulling inclined block is fixed on the sliding piece, the first core pulling block is in sliding fit with the sliding groove, and the second core pulling block is in sliding fit with the sliding groove; the core pulling device is characterized in that a guide inclined block is fixedly arranged on the first core pulling block, a guide chute is formed in the second core pulling block, the guide inclined block is in sliding fit with the guide chute, and an annular groove is formed in the side wall of the second core pulling block, which deviates from the first core pulling block.

By adopting the technical scheme, the shape of the forming groove is matched with that of the shell, so that the groove and the plurality of first guide posts can be conveniently machined on the shell; the side wall of the second core pulling block, which is far away from the first core pulling block, is provided with the annular groove, so that a second guide column is conveniently processed on the shell; in the process of opening the mold, the driving piece drives the sliding piece to slide towards the direction far away from the molding plate, the sliding piece drives the first core-pulling block to slide towards the direction far away from the molding plate, and the guide inclined block on the first core-pulling block is in sliding fit with the guide inclined groove on the second core-pulling block, so that the second core-pulling inclined block is driven to slide towards the direction close to the molding plate, the second guide column is pulled out from the annular groove of the second core-pulling block, and the second guide column is protected; then the sliding part continues to drive the first piece of loosing core and moves towards the direction of keeping away from the profiled sheeting and slide, thereby continue to drive the second profiled sheeting and move towards the direction that is close to the profiled sheeting and slide, drive the profiled sheeting simultaneously and keep away from the direction of shaping groove and slide, thereby make profiled sheeting and casing relative motion's in-process, so that the second piece of loosing core can not contact the lateral wall of casing, thereby area of contact between profiled sheeting and the casing has been reduced, thereby not only promoted the machining efficiency to the casing, also have the guard action to the casing simultaneously.

Optionally, the side core pulling mechanism further comprises a linkage piece, and the linkage piece comprises a linkage rod and a first spring; the side wall of the sliding part, which is close to the forming plate, is provided with a position avoiding hole, and the side wall of the sliding part, which is far away from the forming plate, is provided with an anti-falling hole; the sliding piece is also provided with a guide hole, one end of the guide hole is communicated with the avoiding hole, and the other end of the guide hole is communicated with the anti-falling hole; one end of the linkage rod is fixedly connected with the forming plate, the other end of the linkage rod sequentially penetrates through the avoiding hole, the guide hole and the anti-falling hole, and the linkage rod is in sliding fit with the sliding part; an anti-falling block is fixedly arranged at one end of the linkage rod, which is far away from the forming plate, and is positioned in the anti-falling hole, and the anti-falling block is in sliding fit with the anti-falling hole; the first spring is sleeved on the linkage rod, when the mold is closed, one end of the first spring is abutted to the forming plate, and the other end of the first spring is abutted to the inside of the avoiding hole.

By adopting the technical scheme, when the mold is closed, the side wall of the forming plate is abutted against the side wall of the sliding piece, and the forming plate and the sliding piece have an extrusion effect on the first spring so as to enable the first spring to be in a compressed state; during the opening process of the mold, the sliding piece slides towards the direction far away from the forming plate; one end of the linkage rod is fixed on the forming plate, so that the linkage rod is in sliding fit with the sliding part, and the anti-falling block is in sliding fit with the sliding part; when the anti-falling block abuts against the bottom of the anti-falling hole, the sliding piece drives the anti-falling block to slide towards the direction away from the forming plate in the sliding process, so that the linkage rod and the forming plate are driven to move; in the process, the first spring in the compressed state stores elastic potential energy, one end of the first spring pushes the sliding piece to move towards the direction away from the forming plate, and the other end of the first spring pushes the forming plate to move towards the direction away from the sliding piece, so that the sliding piece is easy to separate from the forming plate.

Optionally, the forming plate is fixedly provided with a blocking block close to the side wall of the sliding member, and the end of the second core-pulling block abuts against the blocking block.

Through adopting above-mentioned technical scheme, because the tip butt of second core-pulling piece is on the shutoff piece, consequently the shutoff piece has the effect of blockking to the second core-pulling piece to make the shutoff piece can only be towards the direction slip that is close to or keeps away from first core-pulling piece.

Optionally, the side core pulling assembly further includes a limiting member, and the limiting member includes a limiting block, a lifting member and a driving rod; the movable template is provided with a lifting groove, the lifting piece comprises a lifting block, and the lifting block is in sliding fit with the lifting groove; the lifting piece also comprises a sliding block, and the sliding block is fixed on the lifting piece; the limiting block is fixed on the movable template, a position avoiding groove is formed in the limiting block, the sliding block penetrates through the position avoiding groove, and the sliding block is in sliding fit with the limiting block; the lifting piece further comprises a clamping block, the clamping block is fixed on the sliding block, a clamping groove is formed in the forming plate, and the clamping block is in sliding fit with the clamping groove; the lifting block is provided with a mounting hole, a second spring is arranged in the mounting hole, one end of the second spring abuts against the bottom of the mounting hole, and the other end of the second spring abuts against the limiting block; the actuating lever is fixed in on the sliding part, the last drive groove of having seted up of elevator, the actuating lever with the cooperation of sliding in drive groove.

By adopting the technical scheme, in the process of closing the mold, the driving rod drives the lifting piece to slide towards the direction close to the forming plate, the sliding piece drives the driving rod to slide towards the direction close to the forming plate, when the driving rod is inserted into the driving groove, the driving rod drives the lifting block to move towards the direction close to the forming plate, and the lifting block simultaneously drives the sliding block and the clamping block to move towards the direction close to the forming plate so that the clamping block is abutted against the inner side wall of the clamping groove, the sliding piece is connected with the forming plate, and the firmness of connection between the sliding piece and the forming plate is improved; in the process, the position avoiding groove has a guiding effect on the sliding block, the sliding stability of the sliding block is increased, so that the sliding stability of the lifting piece is increased, meanwhile, the driving rod drives the sliding piece to slide towards the direction close to the forming plate, so that the distance between the lifting piece and the limiting block is reduced, the distance between the lifting piece and the limiting block is further reduced, and the lifting piece and the limiting block extrude the second spring so that the second spring is in a compressed state; simultaneously at the in-process that the mould was opened, the drive is taken out from the drive inslot, and the second spring that is in compression state has the elastic force effect to the elevator to promote the elevator orientation and keep away from the direction slip of profiled sheeting, and then drive sliding block and fixture block orientation and keep away from the direction slip of profiled sheeting, and then slide the fixture block outside to the draw-in groove in the draw-in groove, thereby relieve the connecting action of locating part to profiled sheeting and slider.

Optionally, a positioning block is fixedly arranged on the driving rod, a positioning groove is formed in the sliding piece, and the side wall of the positioning block abuts against the inner side wall of the positioning groove.

Through adopting above-mentioned technical scheme, the constant head tank has the positioning action to the locating piece to there is the positioning action to the actuating lever, increased the staff and installed the efficiency on the sliding piece with the actuating lever.

Optionally, a guide plate is fixedly arranged on the fixed die plate, a guide groove is formed in the guide plate, and the driving rod is in sliding fit with the guide groove.

Through adopting above-mentioned technical scheme, the guide way has the guide effect to the actuating lever, has increased the gliding stability of actuating lever along the length direction of guide way.

Optionally, the driving part includes a supporting plate and an air cylinder, the supporting plate is fixed on the movable template, the air cylinder is fixed on the supporting plate, and an output shaft of the air cylinder is fixedly connected with the sliding part.

By adopting the technical scheme, the air cylinder drives the sliding piece to slide towards the direction close to or far away from the forming plate, so that the mould is closed and opened; the cylinder has the advantages of simple structure, large output force, strong waterproof capability and the like.

Optionally, the guide oblique block is a dovetail block, and the guide oblique groove is a dovetail groove.

Through adopting above-mentioned technical scheme, the direction sloping block can only slide along the length direction of direction sloping groove to the gliding stability between first loose core piece and the second loose core piece has been increased.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the shape of the forming groove is matched with that of the shell, so that the groove and the plurality of first guide pillars are conveniently machined on the shell; the side wall of the second core pulling block, which is far away from the first core pulling block, is provided with the annular groove, so that a second guide column is conveniently processed on the shell; in the process of opening the mold, the driving piece drives the sliding piece to slide towards the direction far away from the molding plate, the sliding piece drives the first core-pulling block to slide towards the direction far away from the molding plate, and the guide inclined block on the first core-pulling block is in sliding fit with the guide inclined groove on the second core-pulling block, so that the second core-pulling inclined block is driven to slide towards the direction close to the molding plate, the second guide column is pulled out from the annular groove of the second core-pulling block, and the second guide column is protected; then the sliding piece continues to drive the first core-pulling block to slide towards the direction far away from the forming plate, so that the second forming block continues to be driven to slide towards the direction close to the forming plate, and the forming plate is driven to slide towards the direction far away from the forming groove, so that the second core-pulling block cannot contact with the side wall of the shell in the relative movement process of the forming plate and the shell, and the contact area between the forming plate and the shell is reduced, so that the processing efficiency of the shell is improved, and the shell is protected;

2. when the mold is closed, the side wall of the forming plate abuts against the side wall of the sliding piece, and the forming plate and the sliding piece have an extrusion effect on the first spring so as to enable the first spring to be in a compressed state; during the opening process of the mold, the sliding piece slides towards the direction far away from the forming plate; one end of the linkage rod is fixed on the forming plate, so that the linkage rod is in sliding fit with the sliding part, and the anti-falling block is in sliding fit with the sliding part; when the anti-falling block abuts against the bottom of the anti-falling hole, the sliding piece drives the anti-falling block to slide towards the direction far away from the forming plate in the sliding process, so that the linkage rod and the forming plate are driven to move; in the process, the first spring in a compressed state stores elastic potential energy, one end of the first spring pushes the sliding piece to move towards the direction far away from the forming plate, and the other end of the first spring pushes the forming plate to move towards the direction far away from the sliding piece, so that the sliding piece is easy to separate from the forming plate;

3. because the end part of the second core-pulling block is abutted against the blocking block, the blocking block has a blocking effect on the second core-pulling block, so that the blocking block can only slide towards the direction close to or far away from the first core-pulling block.

Drawings

Fig. 1 is a schematic structural diagram of a housing in an embodiment of the present application.

Fig. 2 is a schematic structural diagram of the side core pulling mechanism in the embodiment of the present application.

Fig. 3 is a schematic view illustrating an assembly relationship between the first core block and the second core block in the embodiment of the present application.

Fig. 4 is a schematic structural diagram of a block in an embodiment of the present application.

Fig. 5 is a schematic structural diagram of a linkage in an embodiment of the present application.

Fig. 6 is a schematic structural diagram of a position limiting element in an embodiment of the present application.

Fig. 7 is a schematic structural diagram of the lifting member in the embodiment of the present application.

Description of reference numerals:

1. a housing; 11. a groove; 12. a first guide post; 13. a second guide post; 2. forming a plate; 21. forming a groove; 22. a sliding groove; 23. A plugging block; 25. a card slot; 3. a sliding member; 31. a sliding seat; 311. avoiding holes; 312. a guide hole; 313. anti-drop holes; 314. positioning a groove; 32. a slide plate; 4. a drive member; 41. a support plate; 42. a cylinder; 5. a first core block; 51. a guide oblique block; 6. a second core extracting block; 61. a guide chute; 62. an annular groove; 7. a linkage; 71. a linkage rod; 72. a first spring; 73. an anti-drop block; 8. a limiting member; 81. a limiting block; 811. a position avoiding groove; 82. a lifting member; 821. a lifting block; 822. A slider; 823. a clamping block; 824. mounting holes; 825. a drive slot; 83. a drive rod; 831. positioning blocks; 84. a second spring; 9. a guide plate; 91. a guide groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

For ease of understanding, the side core pulling mechanism will be described based on the fact that the longitudinal direction of the air cylinder 42 is defined as the first direction in the horizontal direction in the present embodiment.

The embodiment of the application discloses side mechanism of loosing core. Referring to fig. 2, the side core pulling mechanism is installed on a mold, and the mold includes a fixed mold plate and a movable mold plate. Specifically, the side core pulling mechanism comprises a forming plate 2, the forming plate 2 is fixed on the fixed die plate, a forming groove 21 is formed in the forming plate 2, and the shape of the forming groove 21 is matched with the shape of the shell 1, so that the shape of the shell 1 can be processed conveniently.

With continued reference to fig. 2, the side core pulling mechanism further includes a slider 3 and a driving member 4. The driving piece 4 is installed on the movable mould board, and the driving piece 4 is used for driving the sliding piece 3 to slide towards the direction close to or far away from the forming board 2. Specifically, the sliding part 3 includes a sliding seat 31 and a sliding plate 32, the sliding seat 31 and the sliding plate 32 are fixed together by bolts, and the sliding plate 32 is located on the side wall of the sliding seat 31 close to the forming plate 2. The driving member 4 includes a supporting plate 41 and an air cylinder 42, the supporting plate 41 is fixed on the movable die plate, and the air cylinder 42 is fixed on the supporting plate 41. The output shaft of the air cylinder 42 is fixedly connected with the sliding seat 31. The air cylinder 42 drives the sliding seat 31 to slide towards the direction close to or away from the forming plate 2, so as to drive the sliding plate 32 to slide towards the direction close to or away from the forming plate 2, and thus the mold is closed and opened. The cylinder 42 has the advantages of simple structure, large output force, strong waterproof capability and the like.

Referring to fig. 2 and 3, the side core back mechanism further includes a first core block 5 and a second core block 6. The side wall of the forming plate 2 close to the sliding part 3 is provided with a sliding groove 22, one end of the first core-pulling block 5 close to the sliding part 3 is fixedly connected with the sliding plate 32, the first core-pulling block 5 is in sliding fit with the sliding groove 22, and the second core-pulling block 6 is in sliding fit with the sliding groove 22. The first core-pulling block 5 is fixedly provided with a guide inclined block 51, the second core-pulling block 6 is provided with a guide inclined groove 61, and the guide inclined block 51 is matched with the guide inclined groove 61 in a sliding manner. In the present embodiment, the guide slope piece 51 is a dovetail piece, and the guide slope 61 is a dovetail groove. So that the guide sloping block 51 can only slide along the length of the guide sloping groove 61, thereby increasing the stability of the sliding between the first core block 5 and the second core block 6.

Referring to fig. 3, the side wall of the second core block 6 facing away from the first core block 5 is provided with an annular groove 62 to facilitate machining of the second guide post on the housing 1. When the driving member 4 drives the sliding member 3 to slide towards the direction close to or away from the forming plate 2, the first core block 5 drives the second core block 6 to slide along the vertical direction, so that the second guide column can be conveniently drawn out of the annular groove 62 of the second core block 6.

Referring to fig. 2 and 4, a blocking block 23 is fixedly arranged on the side wall of the forming plate 2 close to the sliding member 3, and the end of the second core-pulling block 6 abuts against the blocking block 23. Since the end of the second core block 6 abuts against the blocking block 23, the blocking block 23 has a blocking effect on the second core block 6, so that the blocking block 23 can only slide towards a direction close to or away from the first core block 5.

Referring to fig. 5, the side core back mechanism further includes a link 7, and the link 7 includes a link lever 71 and a first spring 72. The side wall of the sliding seat 31 close to the forming plate 2 is provided with a clearance hole 311, and the clearance hole 311 penetrates through the sliding plate 32. The side wall of the sliding seat 31 far away from the forming plate 2 is provided with an anti-falling hole 313, the sliding piece 3 is further provided with a guide hole 312, one end of the guide hole 312 is communicated with the avoiding hole 311, and the other end of the guide hole 312 is communicated with the anti-falling hole 313. The linkage rod 71 extends along the first direction, one end of the linkage rod 71 is fixedly connected with the forming plate 2, the other end of the linkage rod 71 sequentially penetrates through the avoiding hole 311, the guide hole 312 and the anti-falling hole 313, and the linkage rod 71 is in sliding fit with the sliding part 3. An anti-falling block 73 is integrally formed at one end, far away from the forming plate 2, of the linkage rod 71, the anti-falling block 73 is located in the anti-falling hole 313, and the anti-falling block 73 is matched with the anti-falling hole 313 in a sliding mode. The first spring 72 is sleeved on the linkage rod 71, when the mold is closed, one end of the first spring 72 abuts against the forming plate 2, and the other end of the first spring 72 abuts against the inside of the clearance hole 311.

With continued reference to fig. 5, when the mold is closed, the molding plate 2 and the slide 3 press the first spring 72 to place the first spring 72 in a compressed state, as the sidewall of the molding plate 2 abuts the sidewall of the slide 3. During the opening of the mold, the glide 3 slides away from the forming plate 2; because one end of the linkage rod 71 is fixed on the forming plate 2, the linkage rod 71 is in sliding fit with the sliding part 3 at the moment, and the anti-falling block 73 is in sliding fit with the sliding part 3 at the same time. When the anti-falling block 73 abuts against the bottom of the anti-falling hole 313, the sliding piece 3 drives the anti-falling block 73 to slide towards the direction away from the forming plate 2 in the sliding process, so as to drive the linkage rod 71 and the forming plate 2 to move. In the process, the first spring 72 in a compressed state stores elastic potential energy, one end of the first spring 72 pushes the sliding piece 3 to move towards the direction away from the forming plate 2, and the other end of the first spring 72 pushes the forming plate 2 to move towards the direction away from the sliding piece 3, so that the sliding piece 3 is easy to separate from the forming plate 2.

Referring to fig. 6 and 7, the side core assembly further includes a limiting member 8, and the limiting member 8 includes a limiting member 81, a lifting member 82, and a driving rod 83. The movable mould plate is provided with a lifting groove, the lifting piece 82 comprises a lifting block 821, and the lifting block 821 is matched with the lifting groove in a sliding mode. The lifting member 82 further includes a sliding block 822, and the sliding block 822 is integrally formed on the lifting block 821. The limiting block 81 is fixed on the movable template through a bolt, a spacing groove 811 is formed in the limiting block 81, the sliding block 822 penetrates through the spacing groove 811, and the sliding block 822 is matched with the limiting block 81 in a sliding manner. The lifting piece 82 further comprises a clamping block 823, the clamping block 823 is integrally formed on the sliding block 822, the forming plate 2 is provided with a clamping groove 25, and the clamping block 823 is matched with the clamping groove 25 in a sliding mode. Two mounting holes 824 are opened to the lateral wall that goes up and down block 821 is close to the fixed die plate, all is provided with second spring 84 in two mounting holes 824, and the one end of two second springs 84 butts respectively in the bottom of two mounting holes 824, and the other end of two second springs 84 all butts in stopper 81. The driving rod 83 is fixed on the sliding member 3, the lifting block 821 is provided with a driving groove 825, and the driving rod 83 is matched with the driving groove 825 in a sliding manner.

With continued reference to fig. 6 and 7, in the process of closing the mold, the driving rod 83 drives the lifting piece 82 to slide towards the direction close to the molding plate 2, the sliding piece 3 drives the driving rod 83 to slide towards the direction close to the molding plate 2, when the driving rod 83 is inserted into the driving groove 825, the driving rod 83 drives the lifting block 821 to move towards the direction close to the molding plate 2, the lifting block 821 simultaneously drives the sliding block 822 and the latch 823 to move towards the direction close to the molding plate 2, so that the latch 823 abuts against the inner side wall of the clamping groove 25, thereby connecting the sliding piece 3 with the molding plate 2, and the firmness of the connection between the sliding piece 3 and the molding plate 2 is increased. In the process, the avoiding groove 811 has a guiding effect on the sliding block 822, so that the sliding stability of the sliding block 822 is increased, and the sliding stability of the lifting member 82 is increased, meanwhile, the driving rod 83 drives the sliding member 3 to slide towards the direction close to the molding plate 2, so that the distance between the lifting member 82 and the limiting block 81 is reduced, and the distance between the lifting block 821 and the limiting block 81 is reduced, and the lifting block 821 and the limiting block 81 extrude the second spring 84, so that the second spring 84 is in a compressed state; simultaneously at the in-process that the mould was opened, the drive is taken out from driving groove 825, and second spring 84 that is in compression state has the elastic force effect to lifter 821 to promote lifter 821 to slide towards the direction of keeping away from profiled sheeting 2, and then drive sliding block and fixture block 823 towards the direction of keeping away from profiled sheeting 2 and slide, and then slide fixture block 823 outside to draw-in groove 25 from draw-in groove 25, thereby relieve the connection of locating part 8 to profiled sheeting 2 and slider.

Referring to fig. 6, a positioning block 831 is integrally formed at one end of the driving rod 83, which is far away from the forming plate 2, a positioning groove 314 is formed in a side wall of the sliding seat 31, which is close to the driving rod 83, the side wall of the positioning block 831 abuts against a side wall of the positioning groove 314, and the positioning block 831 is fixed on the sliding seat 31 through a bolt. The positioning groove 314 has a positioning function for the positioning block 831, thereby positioning the driving rod 83, and increasing the efficiency of the worker for installing the driving rod 83 on the sliding member 3.

Referring to fig. 6, a guide plate 9 is fixedly disposed on the fixed die plate, a through guide groove 91 is formed in the guide plate 9, and the guide groove 91 extends in the first direction. The one end that guide way 91 is close to profiled sheeting 2 is the opening setting, and the one end that guide way 91 kept away from profiled sheeting 2 is to seal the setting. The driving rod 83 is located inside the guiding groove 91, and the driving rod 83 is in sliding fit with the guiding groove 91. The guide groove 91 guides the driving lever 83, and increases the stability of the driving lever 83 sliding along the length direction of the guide groove 91.

The implementation principle of the above embodiment is as follows: the shape of the forming groove 21 is matched with that of the shell 1, so that the groove 11 and the plurality of first guide pillars 12 are conveniently machined on the shell 1; the side wall of the second core block 6, which is far away from the first core block 5, is provided with an annular groove 62, so that a second guide column can be conveniently machined on the shell 1; in the process of opening the mold, the driving part 4 drives the sliding part 3 to slide towards the direction far away from the molding plate 2, the sliding part 3 drives the first core pulling block 5 to slide towards the direction far away from the molding plate 2, and the guide inclined block 51 on the first core pulling block 5 is in sliding fit with the guide inclined groove 61 on the second core pulling block 6, so that the second core pulling inclined block is driven to slide towards the direction close to the molding plate 2, the second guide column is pulled out from the annular groove 62 of the second core pulling block 6, and the second guide column is protected; then the sliding part 3 continues to drive the first core-pulling block 5 to slide towards the direction away from the forming plate 2, thereby continuously driving the second forming block to slide towards the direction close to the forming plate 2, and simultaneously driving the forming plate 2 to slide away from the direction of the forming groove 21, thereby enabling the forming plate 2 and the shell 1 to move relatively, so that the second core-pulling block 6 can not contact with the side wall of the shell 1, thereby reducing the contact area between the forming plate 2 and the shell 1, thereby not only improving the processing efficiency of the shell 1, but also having the protection effect on the shell 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a side mechanism of loosing core, installs on the mould, the mould includes fixed die plate and movable mould board, its characterized in that: the side core-pulling mechanism comprises a forming plate (2), a sliding piece (3), a driving piece (4), a first core-pulling block (5) and a second core-pulling block (6); the forming plate (2) is fixed on the fixed die plate, a forming groove (21) is formed in the forming plate (2), and the shape of the forming groove (21) is matched with that of the shell (1); the driving piece (4) is installed on the movable mould plate, and the driving piece (4) is used for driving the sliding piece (3) to slide towards the direction close to or far away from the forming plate (2); a sliding groove (22) is formed in the forming plate (2), the first core-pulling inclined block is fixed on the sliding piece (3), the first core-pulling block (5) is in sliding fit with the sliding groove (22), and the second core-pulling block (6) is in sliding fit with the sliding groove (22); the first core-pulling block (5) is fixedly provided with a guide inclined block (51), the second core-pulling block (6) is provided with a guide inclined groove (61), the guide inclined block (51) is in sliding fit with the guide inclined groove (61), and the side wall of the second core-pulling block (6) departing from the first core-pulling block (5) is provided with an annular groove (62).

2. The side core pulling mechanism according to claim 1, wherein: the side core pulling mechanism further comprises a linkage piece (7), wherein the linkage piece (7) comprises a linkage rod (71) and a first spring (72); a position avoiding hole (311) is formed in the side wall, close to the forming plate (2), of the sliding part (3), and an anti-falling hole (313) is formed in the side wall, far away from the forming plate (2), of the sliding part (3); the sliding piece (3) is further provided with a guide hole (312), one end of the guide hole (312) is communicated with the avoiding hole (311), and the other end of the guide hole (312) is communicated with the anti-falling hole (313); one end of the linkage rod (71) is fixedly connected with the forming plate (2), the other end of the linkage rod (71) sequentially penetrates through the avoiding hole (311), the guide hole (312) and the anti-falling hole (313), and the linkage rod (71) is in sliding fit with the sliding part (3); an anti-falling block (73) is fixedly arranged at one end, far away from the forming plate (2), of the linkage rod (71), the anti-falling block (73) is located in the anti-falling hole (313), and the anti-falling block (73) is in sliding fit with the anti-falling hole (313); the first spring (72) is sleeved on the linkage rod (71), when the mold is closed, one end of the first spring (72) abuts against the forming plate (2), and the other end of the first spring (72) abuts against the inside of the avoiding hole (311).

3. The side core pulling mechanism according to claim 1, wherein: the forming plate (2) is close to the side wall of the sliding piece (3) and is fixedly provided with a blocking block (23), and the end part of the second core-pulling block (6) is abutted to the blocking block (23).

4. The side core pulling mechanism according to claim 1, wherein: the side core pulling assembly further comprises a limiting piece (8), and the limiting piece (8) comprises a limiting piece (81), a lifting piece (82) and a driving rod (83); the movable mould plate is provided with a lifting groove, the lifting piece (82) comprises a lifting block (821), and the lifting block (821) is in sliding fit with the lifting groove; the lifting piece (82) further comprises a sliding block (822), and the sliding block (822) is fixed on the lifting piece (821); the limiting block (81) is fixed on the movable template, a position avoiding groove (811) is formed in the limiting block (81), the sliding block (822) penetrates through the position avoiding groove (811), and the sliding block (822) is in sliding fit with the limiting block (81); the lifting piece (82) further comprises a clamping block (823), the clamping block (823) is fixed on the sliding block (822), a clamping groove (25) is formed in the forming plate (2), and the clamping block (823) is in sliding fit with the clamping groove (25); a mounting hole (824) is formed in the lifting block (821), a second spring (84) is arranged in the mounting hole (824), one end of the second spring (84) abuts against the bottom of the mounting hole (824), and the other end of the second spring (84) abuts against the limiting block (81); the driving rod (83) is fixed on the sliding piece (3), a driving groove (825) is formed in the lifting block (821), and the driving rod (83) is in sliding fit with the driving groove (825).

5. The side core pulling mechanism according to claim 4, wherein: the driving rod (83) is fixedly provided with a positioning block (831), the sliding piece (3) is provided with a positioning groove (314), and the side wall of the positioning block (831) is abutted against the inner side wall of the positioning groove (314).

6. The side core pulling mechanism according to claim 4, wherein: the fixed die plate is fixedly provided with a guide plate (9), a guide groove (91) is formed in the guide plate (9), and the driving rod (83) is matched with the guide groove (91) in a sliding mode.

7. The side core pulling mechanism according to claim 1, wherein: the driving piece (4) comprises a supporting plate (41) and an air cylinder (42), the supporting plate (41) is fixed on the movable template, the air cylinder (42) is fixed on the supporting plate (41), and an output shaft of the air cylinder (42) is fixedly connected with the sliding piece (3).

8. The side core pulling mechanism according to claim 1, wherein: the guide inclined block (51) is a dovetail block, and the guide inclined groove (61) is a dovetail groove.