CN112517767A

CN112517767A - Composite die device

Info

Publication number: CN112517767A
Application number: CN202011400188.0A
Authority: CN
Inventors: 张丙召; 吕旭东; 邓凌曲; 张露
Original assignee: Nanjing Chervon Automobile Precision Technology Co ltd
Current assignee: Nanjing Chervon Automobile Precision Technology Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-03-19

Abstract

The application discloses compound die set, including base and clamping device, buffer and positioner, clamping device includes die holder, motor, carousel, connecting rod, guide rail, fixed plate, recess, guide block, movable block, backup pad, second spring, movable rod and push pedal, and open at the inside center of base has the recess, and the motor is installed at the inside center of recess, and the carousel has been cup jointed to the output of motor, and the die holder has been placed at the top center of base. Drive the carousel at the inside rotation of recess through the motor, the carousel drives the one end of two connecting rods through the pivot and removes, two connecting rods move in opposite directions and drive the pivot and rotate the movable block removal of connecting, two movable blocks pass through the guide block and slide along the guide rail at fixed plate top, two movable blocks are close to each other and drive the backup pad and remove, the backup pad drives spacing section of thick bamboo and removes, spacing section of thick bamboo drives movable rod and push pedal and presss from both sides the fastening with lower die holder and decide, the push pedal passes through the movable rod and drives the third spring that cup joints tensile, make things convenient for the location of lower.

Description

Composite die device

Technical Field

The application relates to a composite die device, in particular to a composite die device.

Background

The automobile parts are used as the basis of the automobile industry and are necessary factors for supporting the continuous and healthy development of the automobile industry, a composite die is generally required to be adopted for blanking in the production and manufacturing process of the automobile parts, the composite die is a blanking die capable of completing multiple processes simultaneously under one stroke of a press, the production efficiency of the composite die can be improved in multiples, the larger the production batch is, and the higher the requirements on the dimensional accuracy, the coaxiality, the symmetry and other position accuracy of a stamped workpiece are met in the actual use process of the composite die.

Whether traditional compound mould using-way looks over the spare part after to a spare part punching press and whether reaches the shaping standard, if the nonstandard adjusts the back and is processing, whether compound mould can't judge in advance that the punching press position is surperficial, unable accurate location, and current compound mould is at the in-process of manufacturing, the installation and the dismantlement of inconvenient mould to influence the efficiency of blanking, influence the speed of production. Accordingly, a composite mold apparatus has been proposed to address the above problems.

Disclosure of Invention

The composite die device comprises a base, a clamping device, a buffering device and a positioning device;

the clamping device comprises a lower die holder, a motor, a rotary table, a connecting rod, a guide rail, a fixed plate, a groove, a guide block, a movable block, a supporting plate, a limiting cylinder, a second spring, a movable rod and a push plate, wherein the groove is formed in the center of the inner part of the base;

the buffering device comprises a supporting frame, guide rods, a pressure plate, a buffering spring, a guide sleeve, a sliding block, a sliding chute, two hydraulic rods and a pressure plate, wherein the center of the top end of the base is fixedly connected with the supporting frame, the hydraulic rods are mounted at the top of the supporting frame, and the output ends of the two hydraulic rods are fixedly connected with the top end of the pressure plate;

the positioning device comprises a positioning bolt, a positioning hole, a positioning groove, a communicating groove, a guide groove, a handle, a first spring, a pull rod, a fixed cylinder, a limiting plate and a positioning plate, wherein the bottom end of the pressing plate is fixedly connected with the fixed frame, the communicating groove is formed in the center of the fixed frame, and the fixed cylinder is fixedly connected with the two ends of the side wall of the fixed frame.

Further, the equal fixed connection fixed plate in inside both sides of recess, open the inside of fixed plate has the guide rail, the inside sliding connection guide block of guide rail, guide block fixed connection is in the bottom of movable block, the quantity of movable block is two, two the movable block symmetric distribution is on two fixed plates, the movable block passes through the guide block and slides along the top of fixed plate.

Further, the one end of carousel rotates the one end of connecting the connecting rod through the pivot, the other end of connecting rod rotates inside one side of connecting the movable block through the pivot, the quantity of connecting rod is two, two connecting rod symmetric distribution is in the both sides of carousel, carousel and two movable blocks all are located the inside of recess.

Furthermore, the top end of the movable block is fixedly connected with a positioning plate, one end of the positioning plate is fixedly connected with a limiting cylinder, the inside of the limiting cylinder is slidably connected with a movable rod, the positioning plate is a rectangular plate, and the positioning plate is slidably connected to the top of the groove.

Further, a second spring is sleeved inside the limiting cylinder, the second spring is sleeved at one end of the movable rod, the movable rod is a T-shaped plate, one end of the movable rod is fixedly connected with one end of the push plate, and the bottom end of the push plate slides relative to the top surface of the base.

Further, the equal fixed connection guide bar in top both sides of base, buffer spring has been cup jointed in the outside of guide bar, buffer spring's one end fixed connection base's lateral wall, buffer spring's the bottom lateral wall of other end fixed connection pressure disk.

Further, pressure disk sliding connection guide bar, the uide bushing is connected in the pressure disk cooperation, uide bushing fixed connection is in the bottom of clamp plate, the quantity of uide bushing is two, two uide bushing symmetric distribution is in the bottom both sides of clamp plate, the external diameter of pressure disk is greater than the internal diameter of uide bushing.

Furthermore, the lateral walls of two ends of the inside of the supporting frame are provided with sliding grooves, the sliding blocks are connected with the sliding blocks in the sliding mode inside the sliding grooves, the number of the sliding blocks is two, the two sliding blocks are symmetrically distributed at two ends of the pressing plate, and the pressing plate slides along the two sliding grooves and the supporting frame through the sliding blocks.

Further, the inside center threaded connection positioning bolt of clamp plate, positioning bolt threaded connection locating hole, the top at the upper die base is seted up to the locating hole, the intercommunication inslot at fixed frame inside is connected in the upper die base block, fixed section of thick bamboo is located inside one side in intercommunication groove, first spring has been cup jointed to the inside of fixed section of thick bamboo, the pull rod has been cup jointed to the inside of first spring, pull rod sliding connection is in the inside of fixed section of thick bamboo, the one end fixed connection handle of pull rod, the pull rod is the T type with the handle, the fixed connection limiting plate of the one end of pull rod.

Further, the inside both sides in intercommunication groove all are provided with the guide way, the inside sliding connection limiting plate's of guide way one end, the one end fixed connection locating plate of limiting plate, the constant head tank is connected to the locating plate block, the constant head tank is seted up inside the both ends of upper die base, the quantity of constant head tank is four, four the two bisymmetry distributions of constant head tank are in the both sides of upper die base.

The beneficial effect of this application is: the application provides a make things convenient for compound die set device of location buffering and the die holder of being convenient for is changed.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

fig. 3 is a schematic view of a portion a of fig. 2 according to an embodiment of the present disclosure.

Fig. 4 is a schematic view of a portion of the enlarged structure at B in fig. 2 according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram of a guide rail, a fixed plate, a guide block and a movable block according to an embodiment of the present application.

Fig. 6 is a schematic structural diagram of a limiting plate and a positioning plate according to an embodiment of the present application.

Fig. 7 is a schematic structural diagram of a motor, a turntable, and a link according to an embodiment of the present application.

Fig. 8 is a schematic structural diagram of a guide bar and a pressure plate according to an embodiment of the present application.

In the figure: 1. the device comprises a base, 101, an upper die base, 102, a lower die base, 2, a motor, 3, a rotary table, 4, a connecting rod, 5, a guide rail, 6, a fixing plate, 7, a groove, 8, a guide block, 9, a movable block, 10, a support frame, 11, a guide rod, 12, a pressure plate, 13, a buffer spring, 14, a guide sleeve, 15, a sliding block, 16, a sliding groove, 17, a hydraulic rod, 18, a fixing frame, 19, a pressure plate, 20, a positioning bolt, 21, a positioning hole, 22, a positioning groove, 23, a communication groove, 24, a guide groove, 25, a handle, 26, a first spring, 27, a pull rod, 28, a fixing cylinder, 29, a limiting plate, 30, a positioning plate, 31, a supporting plate, 32, a limiting cylinder, 33, a push plate, 34, a second spring, 35 and.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1-8, the composite mold apparatus includes a base 1, a clamping device, a buffering device and a positioning device;

the clamping device comprises a lower die holder 102, a motor 2, a rotary table 3, a connecting rod 4, a guide rail 5, a fixing plate 6, a groove 7, a guide block 8, a movable block 9, a supporting plate 31, a limiting cylinder 32, a second spring 34, a movable rod 35 and a push plate 33, wherein the groove 7 is formed in the center of the inner part of the base 1, the motor 2 is installed in the center of the inner part of the groove 7, the rotary table 3 is sleeved at the output end of the motor 2, and the lower die holder 102 is placed in the center of the top end of the base 1;

the buffering device comprises a supporting frame 10, two guide rods 11, a pressure plate 12, a buffering spring 13, a guide sleeve 14, a sliding block 15, a sliding groove 16, two hydraulic rods 17 and a pressure plate 19, wherein the center of the top end of the base 1 is fixedly connected with the supporting frame 10, the hydraulic rods 17 are mounted at the top of the supporting frame 10, and the output ends of the two hydraulic rods 17 are fixedly connected with the top end of the pressure plate 19;

the positioning device comprises a positioning bolt 20, a positioning hole 21, a positioning groove 22, a communicating groove 23, a guide groove 24, a handle 25, a first spring 26, a pull rod 27, a fixing barrel 28, a limiting plate 29 and a positioning plate 30, the fixing frame 18 is fixedly connected with the bottom end of the pressing plate 19, the communicating groove 23 is formed in the center of the fixing frame 18, and the fixing barrel 28 is fixedly connected with the two end side walls of the fixing frame 18.

The two sides of the inside of the groove 7 are fixedly connected with fixed plates 6, a guide rail 5 is arranged inside the fixed plates 6, the inside of the guide rail 5 is connected with guide blocks 8 in a sliding manner, the guide blocks 8 are fixedly connected to the bottoms of the movable blocks 9, the number of the movable blocks 9 is two, the two movable blocks 9 are symmetrically distributed on the two fixed plates 6, and the movable blocks 9 slide along the tops of the fixed plates 6 through the guide blocks 8, so that the structure is more reasonable and the connection is convenient; one end of the rotary table 3 is rotatably connected with one end of the connecting rod 4 through a rotating shaft, the other end of the connecting rod 4 is rotatably connected with one side of the inner part of the movable block 9 through the rotating shaft, the number of the connecting rods 4 is two, the two connecting rods 4 are symmetrically distributed on two sides of the rotary table 3, and the rotary table 3 and the two movable blocks 9 are both positioned in the groove 7, so that the structure is more reasonable and the connection is convenient; the top end of the movable block 9 is fixedly connected with a positioning plate 30, one end of the positioning plate 30 is fixedly connected with a limiting cylinder 32, the inner part of the limiting cylinder 32 is connected with a movable rod 35 in a sliding manner, the positioning plate 30 is a rectangular plate, and the positioning plate 30 is connected to the top of the groove 7 in a sliding manner, so that the structure is more reasonable and the connection is convenient; a second spring 34 is sleeved inside the limiting cylinder 32, the second spring 34 is sleeved at one end of a movable rod 35, the movable rod 35 is a T-shaped plate, one end of the movable rod 35 is fixedly connected with one end of a push plate 33, and the bottom end of the push plate 33 slides relatively on the surface of the top end of the base 1, so that the structure is more reasonable and the connection is convenient; both sides of the top end of the base 1 are fixedly connected with guide rods 11, buffer springs 13 are sleeved on the outer sides of the guide rods 11, one ends of the buffer springs 13 are fixedly connected with the side wall of the base 1, and the other ends of the buffer springs 13 are fixedly connected with the side wall of the bottom end of the pressure plate 12, so that the structure is more reasonable, and the connection is convenient; the pressure plate 12 is connected with the guide rod 11 in a sliding mode, the pressure plate 12 is connected with the guide sleeves 14 in a matching mode, the guide sleeves 14 are fixedly connected to the bottom end of the pressure plate 19, the number of the guide sleeves 14 is two, the two guide sleeves 14 are symmetrically distributed on two sides of the bottom end of the pressure plate 19, the outer diameter of the pressure plate 12 is larger than the inner diameter of each guide sleeve 14, the structure is more reasonable, and connection is facilitated; the side walls of two ends of the inside of the supporting frame 10 are respectively provided with a sliding groove 16, the sliding grooves 16 are connected with two sliding blocks 15 in a sliding manner, the two sliding blocks 15 are symmetrically distributed at two ends of a pressing plate 19, and the pressing plate 19 slides along the two sliding grooves 16 and the supporting frame 10 through the sliding blocks 15, so that the structure is more reasonable and the connection is convenient; the inner center of the pressing plate 19 is in threaded connection with a positioning bolt 20, the positioning bolt 20 is in threaded connection with a positioning hole 21, the positioning hole 21 is formed in the top of an upper die holder 101, the upper die holder 101 is connected in a communicating groove 23 in a fixed frame 18 in a clamping manner, the fixed cylinder 28 is located on one side of the inner portion of the communicating groove 23, a first spring 26 is sleeved in the fixed cylinder 28, a pull rod 27 is sleeved in the first spring 26, the pull rod 27 is connected in the fixed cylinder 28 in a sliding manner, one end of the pull rod 27 is fixedly connected with a handle 25, the pull rod 27 and the handle 25 are in a T shape, and a fixed connection limiting plate 29 at one end of the pull rod 27 is more reasonable in structure and convenient to connect; the inside both sides of intercommunication groove 23 all are provided with guide way 24, the inside sliding connection limiting plate 29's of guide way 24 one end, limiting plate 29's one end fixed connection locating plate 30, constant head tank 22 is connected to the 30 blocks of locating plate, constant head tank 22 is seted up inside the both ends of upper die base 101, constant head tank 22's quantity is four, four the two bisymmetry distributions of constant head tank 22 are in the both sides of upper die base 101, and the structure is more reasonable, is convenient for connect.

When the die holder is used, electrical components appearing in the die holder are externally connected with a power supply and a control switch when the die holder is used, then a lower die holder 102 needing to be fixed is placed at the center of the top end of a base 1, the motor 2 drives a rotary table 3 to rotate in a groove 7 by starting a motor 2, the rotary table 3 drives one ends of two connecting rods 4 to move through a rotary shaft, the two connecting rods 4 move in opposite directions and drive movable blocks 9 connected by the rotary shaft to move, the two movable blocks 9 slide along a guide rail 5 at the top of a fixed plate 6 through guide blocks 8, the two movable blocks 9 approach each other and drive a supporting plate 31 to move, the supporting plate 31 drives a limiting cylinder 32 to move, the limiting cylinder 32 drives a movable rod 35 and a push plate 33 to clamp and fix the lower die holder 102, the push plate 33 drives a sleeved second spring 34 to stretch through the movable rod 35, so as to elastically fix the lower, the replacement and the fixation are convenient, by pulling the handle 25, the handle 25 drives the pull rod 27 to move in the fixed cylinder 28, the pull rod 27 drives the limit plate 29 to move, the limit plate 29 moves in the communicating groove 23 through the guide groove 24, the first spring 26 compresses the stored force, then the upper die base 101 to be fixed is clamped in the communicating groove 23 in the fixed frame 18, the handle 25 is loosened, the pull rod 27 pushes the limit plate 29 to move and reset under the action of the first spring 26, the limit plate 29 drives the locating plate 30 to be inserted into the locating groove 22 in clamping connection, then the locating bolt 20 is fixed in threaded connection with the locating hole 21 at the top of the upper die base 101, thereby the position of the upper die base 101 is fixed, the upper die base 101 is convenient to mount and dismount, the hydraulic rod 17 pushes the press plate 19 to move downwards by starting the hydraulic rod 17, the press plate 19 slides downwards along the sliding grooves 16 at two sides of the, thereby avoid the punching press aversion, clamp plate 19 drives uide bushing 14 and pushes down, and uide bushing 14 slides with guide bar 11, and uide bushing 14 presses pressure disk 12 at gliding in-process, and pressure disk 12 slides and compresses buffer spring 13 along guide bar 11 to cushion the process of punching press, make things convenient for the location and avoid the skew.

The application has the advantages that:

1. the structure of the die holder is reasonable, the motor drives the rotary table to rotate in the groove by starting the motor, the rotary table drives one end of each of the two connecting rods to move through the rotating shaft, the two connecting rods move in opposite directions and drive the rotating shaft to rotate, the two movable blocks slide along the guide rail at the top of the fixed plate through the guide blocks, the two movable blocks are close to each other and drive the supporting plate to move, the supporting plate drives the limiting cylinder to move, the limiting cylinder drives the movable rod and the push plate to clamp and fix the lower die holder, and the push plate drives the sleeved second spring to stretch through the movable rod, so that the lower die holder is elastically fixed, the positioning of the lower die holder is facilitated, and the;

2. the fixing device is reasonable in structure, the handle is pulled to drive the pull rod to move inside the fixing barrel, the pull rod drives the limiting plate to move, the limiting plate moves inside the communicating groove through the guide groove, the first spring is compressed to store force, then the upper die base to be fixed is clamped in the communicating groove inside the fixing frame, the handle is loosened, the pull rod pushes the limiting plate to move and reset under the action of the first spring, the limiting plate drives the locating plate to be inserted into the positioning groove in clamping connection, and then the locating bolt is fixedly connected with the locating hole in the top of the upper die base in a threaded mode, so that the position of the upper die base is fixed, and the upper die base is convenient to install and detach;

3. this application is rational in infrastructure, through starting hydraulic stem, hydraulic stem promotes the clamp plate and moves down, and the clamp plate slides along the spout of carriage both sides through the slider and moves down to avoid the punching press aversion, the clamp plate drives the uide bushing and pushes down, and the uide bushing slides with the guide bar, and the pressure disk is moved in gliding in-process pressure to the uide bushing, and the pressure disk slides and compresses buffer spring along the guide bar, thereby cushions the process of punching press, and convenient location avoids the skew.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. Compound die set, its characterized in that: comprises a base (1), a clamping device, a buffering device and a positioning device;

the clamping device comprises a lower die holder (102), a motor (2), a turntable (3), a connecting rod (4), a guide rail (5), a fixing plate (6), a groove (7), a guide block (8), a movable block (9), a supporting plate (31), a limiting cylinder (32), a second spring (34), a movable rod (35) and a push plate (33), wherein the groove (7) is formed in the center of the interior of the base (1), the motor (2) is installed in the center of the interior of the groove (7), the turntable (3) is sleeved at the output end of the motor (2), and the lower die holder (102) is placed at the center of the top end of the base (1);

the buffering device comprises a supporting frame (10), two guide rods (11), a pressure plate (12), a buffering spring (13), a guide sleeve (14), a sliding block (15), a sliding groove (16), two hydraulic rods (17) and a pressure plate (19), wherein the center of the top end of the base (1) is fixedly connected with the supporting frame (10), the hydraulic rods (17) are installed at the top of the supporting frame (10), and the output ends of the two hydraulic rods (17) are fixedly connected with the top end of the pressure plate (19);

the positioning device comprises a positioning bolt (20), a positioning hole (21), a positioning groove (22), a communicating groove (23), a guide groove (24), a handle (25), a first spring (26), a pull rod (27), a fixed cylinder (28), a limiting plate (29) and a positioning plate (30), the bottom end fixed connection fixing frame (18) of a pressing plate (19), the communicating groove (23) is formed in the center of the fixing frame (18), and the fixed cylinder (28) is fixedly connected inside the two end side walls of the fixing frame (18).

2. The composite mold device of claim 1, wherein: the equal fixed connection fixed plate (6) in inside both sides of recess (7), open the inside of fixed plate (6) has guide rail (5), the inside sliding connection guide block (8) of guide rail (5), guide block (8) fixed connection is in the bottom of movable block (9), the quantity of movable block (9) is two, two movable block (9) symmetric distribution is on two fixed plates (6), movable block (9) slide along the top of fixed plate (6) through guide block (8).

3. The composite mold device of claim 1, wherein: the one end of carousel (3) is rotated the one end of connecting rod (4) through the pivot, the other end of connecting rod (4) rotates inside one side of connecting movable block (9) through the pivot, the quantity of connecting rod (4) is two, two connecting rod (4) symmetric distribution is in the both sides of carousel (3), carousel (3) and two movable block (9) all are located the inside of recess (7).

4. The composite mold device of claim 1, wherein: the top fixed connection locating plate (30) of movable block (9), the spacing section of thick bamboo of one end fixed connection (32) of locating plate (30), the inside sliding connection movable rod (35) of a spacing section of thick bamboo (32), locating plate (30) are the rectangular plate, locating plate (30) sliding connection is at the top of recess (7).

5. The composite mold device of claim 1, wherein: second spring (34) has been cup jointed to the inside of a spacing section of thick bamboo (32), second spring (34) cup joint the one end at movable rod (35), movable rod (35) are the T template, the one end of the one end fixed connection push pedal (33) of movable rod (35), the bottom relative slip of push pedal (33) is on the top surface of base (1).

6. The composite mold device of claim 1, wherein: the equal fixed connection guide bar (11) in top both sides of base (1), buffer spring (13) have been cup jointed in the outside of guide bar (11), the lateral wall of the one end fixed connection base (1) of buffer spring (13), the bottom lateral wall of the other end fixed connection pressure disk (12) of buffer spring (13).

7. The composite mold device of claim 1, wherein: pressure disk (12) sliding connection guide bar (11), uide bushing (14) is connected in pressure disk (12) cooperation, uide bushing (14) fixed connection is in the bottom of clamp plate (19), be two, two of the quantity of uide bushing (14) symmetric distribution is in the bottom both sides of clamp plate (19), the external diameter of pressure disk (12) is greater than the internal diameter of uide bushing (14).

8. The composite mold device of claim 1, wherein: the inside both ends lateral wall of carriage (10) has all opened spout (16), inside sliding connection slider (15) of spout (16), the quantity of slider (15) is two, two slider (15) symmetric distribution is at the both ends of clamp plate (19), clamp plate (19) pass through slider (15) and slide along two spout (16) and carriage (10).

9. The composite mold device of claim 1, wherein: the inside center threaded connection positioning bolt (20) of clamp plate (19), positioning bolt (20) threaded connection locating hole (21), the top at upper die base (101) is seted up in locating hole (21), upper die base (101) block is connected in inside intercommunication groove (23) of fixed frame (18), fixed section of thick bamboo (28) are located inside one side of intercommunication groove (23), first spring (26) have been cup jointed to the inside of fixed section of thick bamboo (28), pull rod (27) have been cup jointed to the inside of first spring (26), pull rod (27) sliding connection is in the inside of fixed section of thick bamboo (28), one end fixed connection handle (25) of pull rod (27), pull rod (27) are the T type with handle (25), fixed connection limiting plate (29) of the one end of pull rod (27).

10. The composite mold device of claim 1, wherein: the inside both sides of intercommunication groove (23) all are provided with guide way (24), the one end of the inside sliding connection limiting plate (29) of guide way (24), one end fixed connection locating plate (30) of limiting plate (29), locating groove (22) is connected to locating plate (30) block, locating groove (22) are seted up inside the both ends of upper die base (101), the quantity of locating groove (22) is four, four two bisymmetry distributions of locating groove (22) are in the both sides of upper die base (101).