CN211074911U

CN211074911U - Sprue pipe shaping machine

Info

Publication number: CN211074911U
Application number: CN201921938350.7U
Authority: CN
Inventors: 马国洪
Original assignee: Changzhou Chenhang Environmental Protection Technology Co ltd
Current assignee: Changzhou Chenhang Environmental Protection Technology Co ltd
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-07-24
Anticipated expiration: 2029-11-12

Abstract

The utility model particularly relates to a pouring gate pipe shaping machine, which comprises a shaping die, a shaping rubber rod, a rubber rod driving mechanism, a die driving mechanism and a shaping driving mechanism; the shaping rubber rod is inserted into the pouring channel pipe, and two ends of the shaping rubber rod are exposed out of the pouring channel pipe; the shaping mold comprises an upper mold and a lower mold, the upper mold is provided with a plurality of upper cavities, the lower mold is provided with a plurality of lower cavities, when the molds are closed, the corresponding upper cavities and the corresponding lower cavities are closed to form shaping cavities matched with the runner pipe, and both ends of the upper cavities are longer than both ends of the runner pipe; the glue stick driving mechanism comprises a push plate, a push block and an elastic element, the push plate moves along the axial direction of the reshaping glue stick, one side of the push plate close to the reshaping glue stick is fixedly provided with a push rod matched with the reshaping glue stick, two ends of the elastic element are fixedly connected with the push plate and the push block respectively, and the push block is provided with an arc-shaped groove; when the push plate moves close to the plastic rubber rod, the push rod is in contact with the end of the plastic rubber rod, the push block is in contact with the end of the lower die, and the arc-shaped groove is matched with the end of the upper die cavity to form a limiting cavity.

Description

Sprue pipe shaping machine

Technical Field

The utility model belongs to the technical field of watering pipe plastic equipment, especially, relate to a watering pipe trimmer.

Background

At present, the paper runner pipe has special properties, such as lower cost, simplified process, light weight for transportation and assembly and the like, so the paper runner pipe is an ideal substitute product of the ceramic runner pipe and is more and more favored by the market; the water content of the paper runner pipe is high after the paper runner pipe is formed, the paper runner pipe is seriously deformed in the drying process, and the use performance of the runner pipe is seriously influenced, so that the use requirement can be met only by subsequent shaping. The existing shaping mode is that after a formed product is dried for a certain time and partial moisture is dried, the operation is carried out manually, so that the rejection rate is high, the time and the labor are consumed, and the efficiency is extremely low; in addition, the existing paper runner pipe processing device is complex, the shaping effect is poor, the problems of dislocation or deformation and the like often occur, and the rejection rate is high.

SUMMERY OF THE UTILITY MODEL

For the paper that solves prior art existence waters the problem that the pipe processingequipment plastic effect is relatively poor, dislocation or deformation often appear, the utility model provides a watering pipe trimmer.

In order to solve the technical problem, the technical scheme adopted by the utility model is that the sprue pipe shaping machine comprises a shaping mould, a shaping rubber rod, a mould driving mechanism and a shaping driving mechanism; the pouring channel pipe is sleeved on the shaping rubber rod, and two ends of the shaping rubber rod are exposed out of the pouring channel pipe;

The shaping mold comprises an upper mold and a lower mold, wherein a plurality of upper cavities are formed in the bottom end of the upper mold, a plurality of lower cavities are formed in the top end of the lower mold, when the mold driving mechanism drives the upper mold and the lower mold to be closed, the corresponding upper cavities and the corresponding lower cavities are closed to form shaping cavities matched with the runner pipe, and two ends of each upper cavity are longer than two ends of the runner pipe;

The plastic mould comprises a shaping mould and a plastic rod, wherein two ends of the shaping mould are respectively provided with a plastic rod driving mechanism, the plastic rod driving mechanism comprises a push plate, a push block and an elastic element, the shaping driving mechanism is used for driving the push plate to move close to or away from the shaping plastic rod along the axial direction of the shaping plastic rod, one side of the push plate close to the shaping plastic rod is fixedly provided with a push rod matched with the shaping plastic rod, two ends of the elastic element are respectively fixedly connected with the push plate and the push block, and the push block is provided with an arc-shaped groove; when the shaping driving mechanism drives the push plate to move close to the shaping rubber rod, the push rod is in contact with the end of the shaping rubber rod, the push block is in contact with the end of the lower die, and the arc-shaped groove is matched with the end of the upper die cavity to form a limiting cavity for limiting radial deformation of the end of the shaping rubber rod.

Preferably, the elastic element is a spiral spring, a spring cavity is formed in the push plate, a support column is fixedly arranged in the spring cavity, the axial direction of the support column is consistent with the axial direction of the shaping rubber rod, one end of the spiral spring is sleeved on the support column and fixedly arranged in the spring cavity, and the other end of the spiral spring is fixedly connected with the push block. When the push plate is driven by the shaping driving mechanism to move close to the shaping rubber rod, the push block is contacted with the end of the lower die, the spiral spring is continuously compressed to the supporting column, the supporting column plays a role in guiding the compression spring, the moving direction precision of the compression spring and the push block is improved, the structure is simple and reliable, and the processing and manufacturing cost is low.

Preferably, the shaping rubber rod is made of silica gel.

Preferably, the sprue pipe shaping machine further comprises a workbench, and the shaping mold, the shaping rubber rod, the mold driving mechanism, the shaping driving mechanism and the rubber rod driving mechanism are all arranged on the workbench. The arrangement of the working platform enables the sprue pipe shaping machine to be used as a whole machine, and the sprue pipe shaping machine is convenient to move and carry.

Preferably, the lower die is fixedly arranged on a workbench, a guide pillar is fixedly arranged on the workbench, a supporting plate is fixedly arranged at the top end of the guide pillar, the die driving mechanism is fixedly arranged on the supporting plate, a mounting plate is arranged on the guide pillar in a sliding manner, the upper die is fixedly arranged at the bottom end of the mounting plate, and the die driving mechanism is used for driving the mounting plate to slide along the guide pillar. The guide precision of the guide pillar is high, the structure is simple and reliable, and the processing and manufacturing cost is low.

Preferably, the number of the guide columns is four, and the four guide columns are distributed at four corners of the mounting plate.

Further, the die driving mechanism selects a die cylinder.

Further, the shaping driving mechanism selects a shaping air cylinder.

Furthermore, the number of the shaping cylinders of the shaping driving mechanism is two, and the two shaping cylinders are distributed along the length direction of the push plate. The driving reliability and stability of the shaping driving mechanism are improved.

Has the advantages that: the utility model discloses a watering pipe trimmer, shaping cylinder drive push pedal is close to the motion of plastic rubber stick, the tip contact of push rod and plastic rubber stick this moment, the tip contact of ejector pad and lower mould, the arc recess forms the spacing chamber that is used for the tip radial deformation of spacing plastic rubber stick with the tip cooperation of last die cavity, and spacing chamber plays the guide effect to the push rod simultaneously, the plastic rubber stick is constantly extruded by the push rod at both ends, thereby the plastic rubber stick is at its axial compression and in its radial expansion, make the global of plastic rubber stick and the inner wall contact of watering pipe be used for the plastic watering pipe, in the inflation plastic process of plastic rubber stick, the spacing chamber that is located plastic rubber stick both ends effectively prevents the both ends of plastic rubber stick and warp the overrange earlier, cause watering pipe both ends plastic dislocation or deformation, improve the plastic effect of this watering pipe trimmer; the utility model discloses a watering pipe trimmer, simple structure is reliable, design benefit, the simple operation, manufacturing cost is lower.

Drawings

FIG. 1 is a schematic perspective view of a gate pipe shaper according to the present invention;

Fig. 2 is a schematic view of the die sinking state three-dimensional structure of the shaping die of the sprue pipe shaping machine of the present invention;

Fig. 3 is a schematic view of a three-dimensional structure of a shaping mold of the sprue pipe shaping machine in a mold closing state;

Fig. 4 is a schematic three-dimensional structure diagram of the glue stick driving mechanism and the shaping driving mechanism of the sprue pipe shaping machine of the present invention;

FIG. 5 is an enlarged partial schematic view of A in FIG. 4;

FIG. 6 is a schematic view of the three-dimensional structure of the gate pipe shaper when the glue stick driving mechanism is engaged with the shaping mold;

FIG. 7 is a schematic cross-sectional view of the gate pipe shaper of the present invention showing the engagement of the glue stick driving mechanism with the shaping mold;

FIG. 8 is a schematic perspective view of the runner tube;

In the figure: 1. the plastic mould comprises a shaping mould body, 11, an upper mould body, 111, an upper mould cavity, 12, a lower mould body, 121, a lower mould cavity, 13, a shaping cavity, 14, a limiting cavity, 2, a shaping rubber rod, 3, a rubber rod driving mechanism, 31, a push plate, 311, a spring cavity, 312, a support column, 32, a push block, 321, an arc-shaped groove, 33, a spiral spring, 34, a push rod, 41, a mould cylinder, 51, a shaping cylinder, 52, a screw rod, 53, a cylinder bottom plate, 6, a workbench, 61, a guide pillar, 62, a support plate, 63, a mounting plate, 7 and a runner pipe.

Detailed Description

Examples

As shown in fig. 1 to 7, a sprue pipe shaping machine comprises a shaping mold 1, a shaping rubber rod 2, a mold driving mechanism, a shaping driving mechanism, a rubber rod driving mechanism 3 and a workbench 6, wherein the shaping mold 1, the shaping rubber rod 2, the mold driving mechanism, the shaping driving mechanism and the rubber rod driving mechanism 3 are all arranged on the workbench 6; the pouring gate pipe 7 is sleeved on the plastic rubber rod 2, two ends of the plastic rubber rod 2 are exposed out of the pouring gate pipe 7, and the plastic rubber rod 2 is made of silica gel;

As shown in fig. 2, 3, 6 and 7, the shaping mold 1 includes an upper mold 11 and a lower mold 12, the bottom end of the upper mold 11 is provided with a plurality of upper cavities 111, the top end of the lower mold 12 is provided with a plurality of lower cavities 121, the mold driving mechanism of this embodiment selects the mold cylinder 41, when the mold cylinder 41 drives the upper mold 11 and the lower mold 12 to close, the corresponding upper cavities 111 and lower cavities 121 are closed to form shaping cavities 13 matched with the runner pipe 7, and both ends of the upper cavities 111 are longer than both ends of the runner pipe 7; in order to improve the mold clamping reliability of the upper mold 11 and the lower mold 12, the lower mold 12 is fixedly arranged on a workbench 6, a guide post 61 is fixedly arranged on the workbench 6, a supporting plate 62 is fixedly arranged at the top end of the guide post 61, the mold driving mechanism is fixedly arranged on the supporting plate 62, an installing plate 63 is arranged on the guide post 61 in a sliding manner, the upper mold 11 is fixedly arranged at the bottom end of the installing plate 63, and the mold driving mechanism is used for driving the installing plate 63 to slide along the guide post 61; in order to improve the guiding precision of the guide posts 61, the number of the guide posts 61 is four, and the four guide posts 61 are distributed at four corners of the mounting plate 63;

As shown in fig. 1, 4, 5, 6 and 7, the two ends of the shaping mold 1 are provided with the glue stick driving mechanism 3, the glue stick driving mechanism 3 includes a push plate 31, a push block 32 and an elastic element, the shaping driving mechanism of this embodiment selects a shaping cylinder 51, the shaping cylinder 51 is used for driving the push plate 31 to move close to or away from the shaping glue stick 2 along the axial direction of the shaping glue stick 2, the number of the shaping cylinders 51 of the shaping driving mechanism is two, the two shaping cylinders 51 are distributed along the length direction of the push plate 31, the workbench 6 is fixedly provided with a cylinder bottom plate 53 through a lead screw 52, the shaping cylinder 51 is fixedly provided on the cylinder bottom plate 53 so as to adjust the height of the output end of the shaping cylinder 51, one side of the push plate 31 close to the shaping glue stick 2 is fixedly provided with a push rod 34 matched with the shaping glue stick 2, and the two ends of the elastic element are respectively fixedly connected with the push plate 31 and the push, an arc-shaped groove 321 is formed in the push block 32; when the shaping driving mechanism drives the push plate 31 to move close to the shaping rubber rod 2, the push rod 34 is in contact with the end of the shaping rubber rod 2, the push block 32 is in contact with the end of the lower die 12, and the arc-shaped groove 321 is matched with the end of the upper die cavity 111 to form a limiting cavity 14 for limiting radial deformation of the end of the shaping rubber rod 2.

As shown in fig. 5 and 7, in order to improve the movement direction accuracy of the elastic element and the push block 32, simplify the structure and reduce the manufacturing cost, the elastic element is a coil spring 33, the push plate 31 is provided with a spring cavity 311, a support column 312 is fixedly arranged in the spring cavity 311, the axial direction of the support column 312 is consistent with the axial direction of the plastic rubber rod 2, one end of the coil spring 33 is sleeved on the support column 312 and fixedly arranged in the spring cavity 311 by welding, and the other end of the coil spring 33 is fixedly connected with the push block 32 by welding.

The working principle is as follows:

Firstly, inserting a shaping rubber rod 2 into a runner pipe 7 to be shaped, wherein both ends of the shaping rubber rod 2 are exposed out of the runner pipe 7, then sequentially placing the runner pipe 7 into a lower cavity 121, then starting a mold cylinder 41, driving a mounting plate 63 by the mold cylinder 41 to drive an upper mold 11 to slide downwards, so that the upper mold 11 and a lower mold 12 are closed, wherein the corresponding upper cavity 111 and the corresponding lower cavity 121 are closed to form a shaping cavity 13 matched with the runner pipe 7, and both ends of the upper cavity 111 are longer than both ends of the runner pipe 7;

Secondly, the shaping air cylinder 51 is started again, the shaping air cylinder 51 drives the push plate 31 to move close to the shaping rubber rod 2, at the moment, the push rod 34 is contacted with the end part of the shaping rubber rod 2, the push block 32 is contacted with the end part of the lower die 12, the arc-shaped groove 321 is matched with the end part of the upper die cavity 111 to form a limiting cavity 14 for limiting the radial deformation of the end part of the shaping rubber rod 2, and the limit cavity 14 simultaneously plays a role in guiding the push rods 34, the shaping rubber rod 2 is continuously extruded by the push rods 34 at the two ends, so that the sizing rubber rod 2 is compressed in the axial direction thereof and expanded in the radial direction thereof, so that the circumferential surface of the sizing rubber rod 2 is brought into contact with the inner wall of the sprue pipe 7 for sizing the sprue pipe 7, in the expansion shaping process of the shaping rubber rod 2, the limiting cavities 14 positioned at the two ends of the shaping rubber rod 2 effectively prevent the two ends of the shaping rubber rod 2 from deforming beyond the range first, so that the shaping dislocation or deformation of the two ends of the runner pipe 7 is caused, and the shaping effect of the runner pipe shaping machine is improved;

Finally, the shaping cylinder 51 drives the push plate 31 to move away from the shaping rubber rod 2, the push plate 31 drives the push rod 34 to be separated from the shaping rubber rod 2 to reset, meanwhile, the push plate 31 drives the push block 32 to be separated from the lower die 12, the push block 32 resets under the action of the spiral spring 33, the shaping rubber rod 2 extends in the axial direction and contracts in the radial direction to reset, the die cylinder 41 drives the mounting plate 63 to drive the upper die 11 to slide upwards, the upper die 11 is separated from the lower die 12 and opened, the runner pipe 7 is sequentially taken out from the lower die cavity 121, and the reset shaping rubber rod 2 is pulled out from the runner pipe 7 to complete the whole shaping operation.

Claims

1. The utility model provides a watering pipe trimmer which characterized in that: comprises a shaping die (1), a shaping rubber rod (2), a die driving mechanism and a shaping driving mechanism; the pouring channel pipe (7) is sleeved on the shaping rubber rod (2), and two ends of the shaping rubber rod (2) are exposed out of the pouring channel pipe (7);

The shaping mold (1) comprises an upper mold (11) and a lower mold (12), a plurality of upper cavities (111) are formed in the bottom end of the upper mold (11), a plurality of lower cavities (121) are formed in the top end of the lower mold (12), when the mold driving mechanism drives the upper mold (11) and the lower mold (12) to be closed, the corresponding upper cavities (111) and the corresponding lower cavities (121) are closed to form shaping cavities (13) matched with the runner pipe (7), and two ends of each upper cavity (111) are longer than two ends of the runner pipe (7);

The plastic shaping mold is characterized in that two ends of the shaping mold (1) are respectively provided with a rubber rod driving mechanism (3), each rubber rod driving mechanism (3) comprises a push plate (31), a push block (32) and an elastic element, each shaping driving mechanism is used for driving the push plate (31) to move close to or far away from the shaping rubber rod (2) along the axial direction of the shaping rubber rod (2), one side, close to the shaping rubber rod (2), of the push plate (31) is fixedly provided with a push rod (34) matched with the shaping rubber rod (2), two ends of each elastic element are respectively fixedly connected with the push plate (31) and the push block (32), and each push block (32) is provided with an arc-shaped groove (321); when the shaping driving mechanism drives the push plate (31) to move close to the shaping rubber rod (2), the push rod (34) is in contact with the end of the shaping rubber rod (2), the push block (32) is in contact with the end of the lower die (12), and the arc-shaped groove (321) is matched with the end of the upper die cavity (111) to form a limiting cavity (14) for limiting radial deformation of the end of the shaping rubber rod (2).

2. The sprue pipe shaper of claim 1, wherein: the elastic element selects a spiral spring (33), a spring cavity (311) is formed in the push plate (31), a support column (312) is fixedly arranged in the spring cavity (311), the axial direction of the support column (312) is consistent with the axial direction of the shaping rubber rod (2), one end of the spiral spring (33) is sleeved on the support column (312) and fixedly arranged in the spring cavity (311), and the other end of the spiral spring (33) is fixedly connected with the push block (32).

3. The sprue pipe shaper of claim 1 or 2, wherein: the shaping rubber rod (2) is made of silica gel.

4. The sprue pipe shaper of claim 1, wherein: the sprue pipe shaping machine further comprises a workbench (6), and the shaping mold (1), the shaping rubber rod (2), the mold driving mechanism, the shaping driving mechanism and the rubber rod driving mechanism (3) are all arranged on the workbench (6).

5. The sprue pipe shaper of claim 4, wherein: the lower die (12) is fixedly arranged on the workbench (6), a guide pillar (61) is fixedly arranged on the workbench (6), a supporting plate (62) is fixedly arranged at the top end of the guide pillar (61), the die driving mechanism is fixedly arranged on the supporting plate (62), a mounting plate (63) is arranged on the guide pillar (61) in a sliding mode, the upper die (11) is fixedly arranged at the bottom end of the mounting plate (63), and the die driving mechanism is used for driving the mounting plate (63) to slide along the guide pillar (61).

6. The sprue pipe shaper of claim 5, wherein: the number of the guide columns (61) is four, and the four guide columns (61) are distributed at four corners of the mounting plate (63).

7. The sprue pipe shaper of claim 1, 2, 4 or 5, wherein: the die driving mechanism selects a die cylinder (41).

8. The sprue pipe shaper of claim 1, 2, 4 or 5, wherein: the shaping driving mechanism adopts a shaping air cylinder (51).

9. The sprue pipe shaper of claim 8, wherein: the number of the shaping cylinders (51) of the shaping driving mechanism is two, and the two shaping cylinders (51) are distributed along the length direction of the push plate (31).