CN221047056U

CN221047056U - Quick butt joint structure of rotary die pressing sleeve

Info

Publication number: CN221047056U
Application number: CN202323062878.1U
Authority: CN
Inventors: 张勇乐; 王克; 刘路宽; 王阔; 曹路宁; 付雷彬; 邢宇飞; 李园; 刘壮
Original assignee: Baoding Lizhong Wheel Manufacturing Co ltd
Current assignee: Baoding Lizhong Wheel Manufacturing Co ltd
Priority date: 2023-11-14
Filing date: 2023-11-14
Publication date: 2024-05-31
Anticipated expiration: 2033-11-14

Abstract

The utility model belongs to the technical field of aluminum alloy hub manufacturing, and provides a quick butt joint structure of a rotary die pressing sleeve, which comprises a rotary pressing plate and a placing groove arranged on one side of the rotary pressing plate, wherein a through hole is formed in the center of the rotary pressing plate; the pressing sleeve assembly comprises a pressing sleeve, one end of the pressing sleeve is coaxially and fixedly connected with a connecting seat, the connecting seat is correspondingly arranged with the through hole, a plurality of clamping blocks are fixedly connected to the side wall of the connecting seat at equal intervals, and the clamping blocks are respectively and correspondingly arranged with the clamping groove pieces; the locking assembly is arranged between the clamping groove piece and the clamping block. The utility model can optimize the die changing time of the spinning die, reduce the labor intensity of staff and is beneficial to the efficient implementation of the spinning platen sharing process.

Description

Quick butt joint structure of rotary die pressing sleeve

Technical Field

The utility model belongs to the technical field of aluminum alloy hub manufacturing, and particularly relates to a quick butt joint structure of a rotary die pressing sleeve.

Background

As customers have increasingly demanded lightweight, high performance hubs, spinning hub products have increased, and hub spinning processes have become popular. Because of different product specifications, shapes and rim structures, each product needs to correspondingly develop a whole set of spinning die, and the spinning die mainly comprises three parts: the device comprises a spinning die upper die, a spinning die spinning pressure plate and a spinning die ejector, wherein the spinning pressure plate comprises a pressure sleeve to play a role in positioning and reducing deformation. In the actual production process, the whole spinning die is required to be replaced when the product is changed, so that the production cost of the spinning hub is higher.

In order to reduce the development cost of the die, a spinning platen mode of a common spinning die can be adopted for spinning products with the same specification and size. When the product is changed, only the upper die of the online die and the pressing sleeve on the spinning pressing plate are required to be disassembled, and the spinning pressing plate is not disassembled. Because the spinning pressure plate does not need to be disassembled and assembled any more, only the pressing sleeve is required to be disassembled and assembled, whether the spinning pressure plate and the pressing sleeve can be disassembled and assembled conveniently or not is related to whether the process of sharing the spinning pressure plate of the spinning die can be implemented efficiently or not, and meanwhile, whether the die changing time can be optimized or not under the process is related to the fact that the labor intensity of staff is reduced.

Disclosure of utility model

The utility model aims to provide a quick butt joint structure of a spinning die sleeve, so as to solve the problems, and achieve the purposes of optimizing die changing time, reducing labor intensity of staff and being beneficial to efficient implementation of a spinning and pressing disc sharing process.

In order to achieve the above object, the present utility model provides the following solutions: a quick butt joint structure of a spinning die sleeve, which comprises a spinning pressure plate and a placing groove arranged on one side of the spinning pressure plate,

A through hole is formed in the center of the spinning pressing plate, a plurality of clamping groove pieces are formed in one side, away from the placing groove, of the spinning pressing plate, the clamping groove pieces are distributed on the side wall of the through hole at equal intervals, and the clamping groove pieces are communicated with the inner side of the through hole;

The pressing sleeve assembly comprises a pressing sleeve, one end of the pressing sleeve is fixedly connected with a connecting seat in a coaxial line mode, the connecting seat is arranged corresponding to the through hole, a plurality of clamping blocks are fixedly connected to the side wall of the connecting seat at equal intervals, and the clamping blocks are respectively arranged corresponding to the clamping groove pieces;

the locking assembly is arranged between the clamping groove piece and the clamping block.

Preferably, the clamping groove piece comprises a clamping groove, the clamping groove is formed in the side wall, away from the placing groove, of the spinning pressing plate, the clamping groove is close to one end of the perforation penetrates through the side wall of the perforation, a limiting groove is formed in one side wall of the clamping groove, the limiting groove is close to one end of the perforation penetrates through the side wall of the perforation, the limiting groove and the clamping block are correspondingly arranged, and the limiting grooves on the clamping groove are arranged along the same rotation direction of the axis of the perforation.

Preferably, the locking assembly comprises a plurality of pin pieces and a plurality of linear pin holes, wherein the axes of the pin pieces penetrate through the linear pin holes of the spinning pressing plate, the linear pin holes penetrate through the two side walls of the limiting grooves respectively, the clamping blocks are provided with auxiliary linear pin holes respectively, the linear pin holes are arranged corresponding to the auxiliary linear pin holes respectively, and the pin pieces penetrate through the linear pin holes and the auxiliary linear pin holes.

Preferably, the pin piece includes the pin, the both ends of pin are fixedly connected with spacing stick respectively, two sets of spacing stick the axis with the axis of pin sets up perpendicularly and two sets of spacing stick parallel arrangement, spacing stick with the adaptation of a word pinhole, vice word pinhole.

Preferably, two groups of clamping grooves are formed in one end, far away from the placing groove, of the straight pin hole, the two groups of clamping grooves are symmetrically arranged relative to the axis of the straight pin hole, and the limiting rod is correspondingly arranged with the clamping grooves.

Preferably, a plurality of threaded holes are formed in one side, close to the placing groove, of the spinning pressing plate.

Compared with the prior art, the utility model has the following advantages and technical effects: the main function of the placing groove is to limit a spinning die ejector arranged on a spinning pressure plate; the clamping groove piece has the main function of enabling the clamping block to be connected with the spinning pressing disc quickly; the main function of the connecting seat is to form fixed connection between the pressing sleeve and the spinning pressing disc after the clamping block is clamped into the clamping groove piece; the locking component has the main function of limiting the clamping block in the clamping groove part, and ensuring that the pressing sleeve and the spinning pressing disc are always in a stable connection state. In the whole, the utility model can enable the pressing sleeve to be quickly installed on the spinning pressing plate, optimize the die changing time, reduce the labor intensity of staff and be beneficial to the efficient implementation of the spinning pressing plate sharing process.

Drawings

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

FIG. 1 is a schematic view of a spinning platen of the present utility model;

FIG. 2 is an exploded view of the docking structure of the present utility model;

FIG. 3 is a schematic illustration of the present utility model after the spinning platen and the press jacket are connected;

FIG. 4 is an enlarged view of part A in FIG. 3;

FIG. 5 is another schematic illustration of the spinning platen and jacket of the present utility model after attachment;

FIG. 6 is a schematic diagram showing the connection state of the spinning platen and the spinning die ejector according to the present utility model;

FIG. 7 is a schematic diagram of a second press sleeve and a connecting seat according to an embodiment of the present utility model;

FIG. 8 is a schematic diagram illustrating the connection of a second press sleeve to a cross connecting rod and a ring sleeve according to an embodiment of the present utility model;

FIG. 9 is a schematic diagram illustrating the cooperation between the second clamping block and the first and second gaskets according to the embodiment of the present utility model;

FIG. 10 is a schematic view of a threaded bore in a spinning platen according to a second embodiment of the present utility model;

1, spinning a pressing disc; 2. a threaded hole; 3. a straight pin hole; 4. perforating; 5. a limit groove; 6. a clamping groove; 7. a limit rod; 8. pressing the sleeve; 9. a clamping block; 10. a secondary straight pin hole; 11. a connecting seat; 12. a clamping groove; 13. a placement groove; 14. a pin; 15. spinning a mold ejector; 16. cross grooves; 17. a cross connecting rod; 18. a first gasket; 19. a ring sleeve; 20. a second gasket; 21. and (3) a threaded hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Referring to fig. 1-6, the utility model provides a quick butt joint structure of a spinning die sleeve, which comprises a spinning pressure plate 1 and a placing groove 13 arranged on one side of the spinning pressure plate 1,

A through hole 4 is formed in the center of the spinning pressing plate 1, a plurality of clamping groove pieces are formed in one side, away from the placing groove 13, of the spinning pressing plate 1, the clamping groove pieces are distributed on the side wall of the through hole 4 at equal intervals, and the clamping groove pieces are communicated with the inner side of the through hole 4;

The pressing sleeve assembly comprises a pressing sleeve 8, one end of the pressing sleeve 8 is coaxially and fixedly connected with a connecting seat 11, the connecting seat 11 is correspondingly arranged with the through hole 4, a plurality of clamping blocks 9 are fixedly connected to the side wall of the connecting seat 11 at equal intervals, and the clamping blocks 9 are respectively correspondingly arranged with the clamping groove pieces;

and the locking assembly is arranged between the clamping groove piece and the clamping block 9.

The main function of the placement groove 13 is to limit a spinning die ejector 15 arranged on the spinning platen 1; the clamping groove piece has the main function of enabling the clamping block 9 to be quickly connected with the spinning pressing plate 1; the main function of the connecting seat 11 is to form fixed connection between the pressing sleeve 8 and the spinning pressing disc 1 after the clamping block 9 is clamped into the clamping groove piece; the main function of the locking component is to limit the clamping block 9 in the clamping groove part, and ensure that the pressure sleeve 8 and the spinning pressure plate 1 are always in a stable connection state. In the whole, the utility model can enable the pressing sleeve to be quickly installed on the spinning pressing plate, optimize the die changing time, reduce the labor intensity of staff and be beneficial to the efficient implementation of the spinning pressing plate sharing process.

Further optimizing scheme, draw-in groove spare includes draw-in groove 6, and draw-in groove 6 is offered on the lateral wall that standing groove 13 was kept away from to spinning pressure disk 1, and draw-in groove 6 is close to the one end of perforation 4 and runs through the lateral wall of perforation 4, has offered spacing groove 5 on the lateral wall of draw-in groove 6, and spacing groove 5 is close to the one end of perforation 4 and runs through the lateral wall of perforation 4, and spacing groove 5 corresponds the setting with fixture block 9, and the spacing groove 5 on a plurality of draw-in grooves 6 is along the axis syntropy setting of perforation 4.

As shown in fig. 2, the inner profile shape of the clamping groove 6 is matched with the outer profile shape of the clamping block 9, so that the clamping block 9 can be smoothly placed in the clamping groove 6. Along anticlockwise direction, the same direction at draw-in groove 6 is all offered to the spacing groove 5 that corresponds on every draw-in groove 6, and after the handheld cover 8 of pressing of line body staff was gone into a plurality of draw-in grooves 6 with a plurality of fixture blocks 9 card along the axis direction of spinning pressure disk 1, only need anticlockwise rotation press cover 8, in a plurality of fixture blocks 9 can rotate a plurality of spacing grooves 5 simultaneously, through spacing groove 5 to the spacing of fixture block 9 axis direction, accomplish the connection between press cover 8 and the spinning pressure disk 1.

Further optimizing scheme, locking subassembly includes a plurality of pin spare and a plurality of axis run through the first word pinhole 3 of spinning pressure disk 1, and a plurality of first word pinhole 3 run through the both sides wall of a plurality of spacing grooves 5 respectively, have seted up vice first word pinhole 10 respectively on a plurality of fixture blocks 9, and a plurality of first word pinhole 3 correspond the setting with a plurality of vice first word pinhole 10 respectively, and a plurality of pin spare run through a plurality of first word pinholes 3 and a plurality of vice first word pinhole 10.

As shown in fig. 2, 4-5, the pressing sleeve 8 is rotated anticlockwise, the clamping blocks 9 are rotated into the limiting grooves 5, the linear pin holes 3 on each limiting groove 5 are aligned with the auxiliary linear pin holes 10 on the corresponding clamping block 9, relative rotation between the pressing sleeve 8 and the spinning platen 1 is limited, the pin piece is connected between the linear pin holes 3 and the auxiliary linear pin holes 10 in a penetrating manner, the clamping blocks 9 are limited in the limiting grooves 5, and firm connection is formed between the pressing sleeve 8 and the spinning platen 1.

Further optimizing scheme, the pin spare includes pin 14, and the both ends of pin 14 are fixedly connected with spacing stick 7 respectively, and the axis of two sets of spacing sticks 7 sets up and two sets of spacing sticks 7 parallel arrangement with the axis of pin 14 perpendicularly, spacing stick 7 and a word pinhole 3, vice word pinhole 10 looks adaptation.

Further optimizing scheme, the one end that the straight pinhole 3 was kept away from standing groove 13 is opened and is provided with two sets of card solid grooves 12, and two sets of card solid grooves 12 set up about the axis symmetry of straight pinhole 3, and spacing stick 7 corresponds the setting with card solid groove 12.

As shown in fig. 4, 5 and 6, the outer contour of the limit bar 7 is matched with the inner contour of the straight pin hole 3 and the auxiliary straight pin hole 10, so that the pin 14 can smoothly pass through the straight pin hole 3 and the auxiliary straight pin hole 10. After the fixture block 9 rotates into the limit groove 5, a line body staff upwards penetrates a pin 14 through the straight pin hole 3 and the auxiliary straight pin hole 10 from one side of the spinning pressure plate 1 far away from the placing groove 13, so that the limit rod 7 at the top of the pin 14 is positioned above the spinning pressure plate 1, then the pin 14 is rotated, the limit rod 7 at the upper end is rotated to be flush with the two groups of clamping grooves 12, the pin 14 is released, and the limit rod 7 at the upper end falls down to be clamped into the clamping grooves 12. By adopting the method, a plurality of pins 14 penetrate through the straight pin holes 3 and the auxiliary straight pin holes 10, and the clamping blocks 9 are clamped in the limiting grooves 5, so that the fixed connection between the pressing sleeve 8 and the spinning pressing disc 1 is realized.

When the pressure relief sleeve 8 needs to be disassembled, the pin 14 can be pulled out downwards only by pushing the pin 14 upwards and then rotating the pin 14, so that the limit rod 7 at the upper end is separated from the clamping groove 12 and is rotated to be matched with the inner profile of the straight pin hole 3. After the pins 14 are pulled out, the pressing sleeve 8 is reversely rotated, so that the clamping blocks 9 can slide out of the limiting grooves 5 and slide down from the clamping grooves 6, and the pressing sleeve 8 is quickly removed from the spinning pressing plate 1.

Further optimizing scheme, spinning pressure disk 1 is close to one side of standing groove 13 and has seted up a plurality of screw holes 2.

As shown in fig. 6, after the spinning die ejector 15 placed on the spinning platen 1 is placed in the placement groove 13, the fastening bolt is screwed into the threaded hole 2, so that the fixed connection with the spinning platen 1 can be realized.

The working procedure of this embodiment is as follows: when the spinning die needs to be replaced, a line staff firstly uses a die changing trolley to take out the upper die of the lower line die, and the spinning pressure plate 1 is not disassembled. After that, the pin 14 is pushed upwards from the bottom of the spinning platen 1 and the pin 14 is rotated by a certain angle, so that the limit rod 7 is separated from the clamping groove 12 and rotated to be matched with the inner profile of the straight pin hole 3, and the pin 14 is pulled downwards. After each pin 14 is taken out from the spinning platen 1, the pressing sleeve 8 is rotated, so that the clamping block 9 slides out of the limiting groove 5 into the clamping groove 6, and the pressing sleeve 8 is taken out downwards. And similarly, installing the pressing sleeve 8 needing to be on line, fixedly connecting the pressing sleeve 8 with the spinning pressing plate 1 by using the pin 14, replacing the upper die of the die needing to be on line by using the die replacing trolley, and tightening each installation bolt after the die is qualified in surface marking, so as to finish die replacement.

Embodiment two:

The difference between the present embodiment and the first embodiment is that the end of the connecting seat 11 away from the press sleeve 8 is provided with a cross groove 16, a plurality of cross connecting rods 17 are detachably arranged in the cross groove 16, the cross connecting rods 17 are matched with the cross groove 16, four groups of end parts of the cross connecting rods 17 are respectively and fixedly connected with a first gasket 18, and the edge profile of the first gasket 18 is overlapped with the edge profile of the clamping block 9.

The one end of connecting seat 11 near pressing sleeve 8 can dismantle the cover and be equipped with a plurality of ring cover 19, equidistant fixedly connected with four groups of second gaskets 20 on the lateral wall of ring cover 19, the limit portion profile of second gasket 20 coincides with the limit portion profile of fixture block 9.

The first gasket 18 and the second gasket 20 are respectively provided with a through hole, and the through holes are overlapped with the auxiliary straight pin holes 10.

A threaded hole 21 is formed in the side wall of the limit groove 5, the threaded hole 21 is located on one side away from the placing groove 13, and a bolt is detachably connected in the threaded hole 21.

As shown in fig. 7 to 10, compared with the first embodiment, the thickness of the clamping block 9 of the present embodiment is reduced, and at the same time, the first pad 18 and the second pad 20 are added to the upper and lower sides of the clamping block 9. In the actual production and use process, the number of the first gaskets 18 or the second gaskets 20 at the two ends of the clamping block 9 can be adjusted, so that the pressing sleeve 8 can be adjusted in height relative to the spinning pressing disc 1, and the adjustment of different deformations of products can be met.

After the two sides of the clamping block 9 are added with the first gaskets 18 and the second gaskets 20 with proper numbers and clamped into the limiting groove 5, in order to prevent gaps in the axial direction between the clamping block and the limiting groove 5, operators can screw the clamping block 9, the first gaskets 18 and the second gaskets 20 into the threaded holes 21 through bolts, so that the bolts extrude the clamping block 9, the first gaskets 18 and the second gaskets 20 into the limiting groove 5, the axial looseness between the pressing sleeve 8 and the spinning pressing disc 1 is avoided, and the stability of connection is improved.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims

1. The utility model provides a revolve quick butt joint structure of mould pressing cover, includes spinning pressure disk (1) and sets up standing groove (13) of spinning pressure disk (1) one side, its characterized in that:

A through hole (4) is formed in the center of the spinning pressure plate (1), a plurality of clamping groove pieces are formed in one side, away from the placing groove (13), of the spinning pressure plate (1), the clamping groove pieces are distributed on the side wall of the through hole (4) at equal intervals, and the clamping groove pieces are communicated with the inner side of the through hole (4);

the pressing sleeve assembly comprises a pressing sleeve (8), one end of the pressing sleeve (8) is fixedly connected with a connecting seat (11) in a coaxial line, the connecting seat (11) is arranged corresponding to the through hole (4), a plurality of clamping blocks (9) are fixedly connected to the side wall of the connecting seat (11) at equal intervals, and the clamping blocks (9) are respectively arranged corresponding to the clamping groove pieces;

the locking assembly is arranged between the clamping groove piece and the clamping block (9).

2. The rotational molding sleeve quick docking structure according to claim 1, characterized in that: the clamping groove piece comprises a clamping groove (6), the clamping groove (6) is formed in the side wall of the rotary pressing disc (1) away from the holding groove (13), the clamping groove (6) is close to one end of the perforation (4) and penetrates through the side wall of the perforation (4), a limiting groove (5) is formed in one side wall of the clamping groove (6), the limiting groove (5) is close to one end of the perforation (4) and penetrates through the side wall of the perforation (4), the limiting groove (5) and the clamping block (9) are correspondingly arranged, and the limiting grooves (5) on the clamping groove (6) are arranged along the same rotary direction of the axis of the perforation (4).

3. The rotational molding sleeve quick docking structure according to claim 2, characterized in that: the locking assembly comprises a plurality of pin pieces and a plurality of axial lines, wherein the pin pieces penetrate through a straight pin hole (3) of the spinning pressing plate (1), the straight pin holes (3) penetrate through two side walls of the limiting grooves (5) respectively, the clamping blocks (9) are provided with auxiliary straight pin holes (10) respectively, the straight pin holes (3) are arranged corresponding to the auxiliary straight pin holes (10) respectively, and the pin pieces penetrate through the straight pin holes (3) and the auxiliary straight pin holes (10).

4. A rotary compression sleeve quick docking structure according to claim 3, characterized in that: the pin piece comprises a pin (14), two ends of the pin (14) are fixedly connected with limiting rods (7) respectively, two groups of the limiting rods (7) are perpendicular to the axis of the pin (14) and are arranged in parallel, and the limiting rods (7) are matched with the straight pin holes (3) and the auxiliary straight pin holes (10).

5. The rotational molding sleeve quick docking structure according to claim 4, wherein: two groups of clamping grooves (12) are formed in one end, far away from the placing groove (13), of the straight pin hole (3), the two groups of clamping grooves (12) are symmetrically arranged relative to the axis of the straight pin hole (3), and the limiting rod (7) and the clamping grooves (12) are correspondingly arranged.

6. The rotational molding sleeve quick docking structure according to claim 1, characterized in that: and one side of the spinning pressing disc (1) close to the placing groove (13) is provided with a plurality of threaded holes (2).