CN216226458U - A special mold for water heater chassis components - Google Patents

Abstract

The utility model discloses a special die for a water heater chassis component, which comprises a bottom plate, a lower die bottom plate and an upper die bottom plate, guide rods are symmetrically arranged on two sides of the end surface of the bottom plate, damping springs are sleeved on the bottom sides of the guide rods, the bottom sides of the two ends of the top plate are respectively provided with a pressing air cylinder, the middle part of the end surface of the bottom plate of the lower die is provided with a lower die, the bottom end of the upper die bottom plate is provided with the upper die, the utility model realizes the punch forming work of the section bar by the pressing of the die core and the die cavity when in use, and the top end of the punching rod penetrates through the section bar instantly for punching, and the waste material generated in punching of the punching rod is pushed into the through hole, and then the industrial dust collector absorbs and collects the waste material in the cylinder through the U-shaped pipe fitting, the telescopic spring who cup joints on the depression bar can slow down the impact force that produces when the pressfitting between the mould simultaneously to reduce the holistic damage of mould.

Description

A special mold for water heater chassis components

technical field

The utility model belongs to the technical field of molds, in particular to a special mold for a water heater chassis component.

Background technique

In the production process of the water heater chassis, it is necessary to use a stamping die to stamp and punch it. However, when the existing die is closed, due to the large impact force, it is easy to reduce the service life of the die, and the stamping may be due to the profile. If the size is too large, burrs appear, and it is a waste of time to deal with the burrs, and the existing stamping and forming dies are mainly unloaded manually. At the same time, the existing stamping die only has the function of punching the workpiece, without the function of punching the workpiece, so it is necessary to use other dies with punching function for punching, and waste will be generated in the process of punching the workpiece. , and the scrap in the prior art mold does not have the function of collecting scrap, and only cleans the scrap in the mold after stamping the workpiece, which is very troublesome, and if the cleaning is not clean, it will affect the stamping of the workpiece. quality, but also lead to scrapped workpieces, thereby increasing production costs. Therefore, a plastic mold with an ejector device is introduced to solve the above problems.

Utility model content

The purpose of the present utility model is to provide a special mold for a water heater chassis component, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a special mold for a water heater chassis assembly, comprising a bottom plate, a bottom mold bottom plate, and an upper mold bottom plate, and guide rods are symmetrically arranged on both sides of the end face of the bottom plate, and the guide rods are provided with guide rods. A shock-absorbing spring is sleeved on the bottom side, and a lower guide drive plate and an upper guide drive plate are respectively movably sleeved on the guide rod. The lower guide drive plate and the upper guide drive plate are respectively provided with a first positioning column, a first guide Positioning holes, the top of the guide rod is horizontally provided with a top plate, the bottom sides of both ends of the top plate are provided with pressing cylinders, the middle of the end face of the bottom plate of the lower mold is provided with a lower mold, and both sides of the lower mold are A second positioning column is provided, a mold cavity is provided on the surface of the lower mold, a T-shaped groove is provided at the inner bottom of the mold cavity, and a buffer cushion block is symmetrically arranged at the corresponding bottom end of the bottom plate of the lower mold. The corresponding inner side of the cushion block is symmetrically provided with a punching rod, one end of the punching rod movably penetrates to the inner side of the mold cavity, an industrial vacuum cleaner is provided on the left side of the upper end of the upper mold bottom plate, and an upper mold is provided at the bottom end of the upper mold bottom plate. The mold, the middle part of the bottom side of the upper mold is provided with a mold core, the mold core, the upper mold and the bottom plate of the upper mold are provided with through holes, and the top of the through holes is connected with a U-shaped pipe fitting, the upper mold Corresponding two sides are provided with second positioning holes.

As a further optimization of this technical solution, one end of the shock-absorbing spring set on the guide rod is fixedly connected to the bottom side of the lower guide drive plate, which has the effect of supporting and buffering the bottom of the lower mold. The side and the lower guide drive plate are fixedly connected, and the two ends of the upper mold bottom plate are fixedly connected with the upper guide drive plate, so as to realize the function of movable pressing of the upper mold and the lower mold.

As a further optimization of this technical solution, the inside of the T-shaped groove is provided with a reset elastic member, and the top of the reset elastic member is provided with a stripping top plate, so as to realize the effect of stripping and topping the stamped chassis workpiece, which is convenient Workpiece removal.

As a further optimization of this technical solution, one end of the piston rod of the press-fit cylinder is fixedly connected to the end face of the upper guide drive plate, so as to realize the up and down directional sliding of the upper mold, and the first positioning hole provided in the upper guide drive plate is connected to the first locating hole in the upper guide drive plate. A positioning column is fitted and inserted to realize the pressing and positioning of the mold, and the second positioning hole provided on the bottom plate of the upper mould and the second positioning column are fitted and inserted to improve the pressing and bonding of the lower mould and the upper mould. positioning effect.

As a further optimization of this technical solution, one end of the industrial vacuum cleaner is provided with a dust suction connection pipe, and one end of the dust suction connection pipe is connected to the middle part of the bottom side of the U-shaped pipe fitting, so as to achieve the effect of adsorbing and collecting the waste generated by the punching hole , to avoid the waste affecting the forming of the workpiece.

As a further optimization of this technical solution, a telescopic spring is sleeved on the punching rod, and one end of the telescopic spring is fixedly connected to both sides of the bottom of the bottom of the lower mold, which serves as a buffer support for the lower mold and the upper mold after the pressing The effect of reducing the impact damage between the molds.

The technical effects and advantages of the utility model are as follows: the special mold for the water heater chassis component firstly places the profile in the mold cavity set in the lower mold, and then pushes the upper guide drive plate to slide down on the guide rod by pressing the piston rod of the cylinder. At the same time, the upper guide drive plate drives the bottom plate of the upper mold to move downward, and at the same time, the upper mold and the mold core move downward. , and the second positioning column and the second positioning hole are inserted and overlapped for positioning, so that the upper mold and the lower mold can obtain an effective positioning effect after contact and pressing, thereby improving the overall stamping stability of the mold. The downward movement of the lower guide drive plate compresses the shock-absorbing spring, so that the impact force of the pressing between the upper mold and the lower mold can be buffered, thereby reducing the impact damage to the mold as a whole.

The stamping and forming of the profile is realized by pressing the die core and the cavity, and the top of the stamping rod is punched through the profile instantly, and the waste generated when the stamping rod is punched is pushed into the through hole. The vacuum cleaner absorbs and collects the waste in the cylinder through the U-shaped pipe fittings. At the same time, the telescopic spring sleeved on the stamping rod can reduce the impact force generated when the molds are pressed together, thereby reducing the overall damage of the mold. The retraction of the rod drives the upper guide drive plate to move up on the guide rod, so that the upper die is separated from the lower die, and the lower guide drive plate drives the lower die to move up to the original position through the rebound force of the shock-absorbing spring. The elastic reset setting of the reset elastic piece in the groove pushes the stripping top plate to push the formed workpiece out of the lower mold, so as to use the resilience of the reset elastic piece to drive the stripping top plate to push out the formed workpiece.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the top view of the upper mold base plate of the present utility model;

FIG. 3 is an enlarged view of part A in FIG. 1 of the utility model.

In the figure: 1. Bottom plate; 2. Guide rod; 3. Top plate; 4. Buffer pad; 5. Lower guide drive plate; 6. First positioning column; Cavity; 10. Stamping rod; 11. Telescopic spring; 12. Damping spring; 13. T-slot; 14. Return elastic part; 15. Stripping top plate; 16. Second positioning column; 17. Pressing cylinder; 18 , upper guide drive plate; 19, first positioning hole; 20, upper mold base plate; 21, industrial vacuum cleaner; 22, upper mold; 23, mold core; 24, through hole; 25, U-shaped pipe fitting; 26, second positioning hole.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-3, the present utility model provides a technical solution: a special mold for a water heater chassis assembly, including a bottom plate 1, a lower mold bottom plate 7, and an upper mold bottom plate 20. The end surface of the bottom plate 1 is symmetrically provided with guide rods 2 on both sides. , Through the setting of the guide rod 2, the stability of the mold during pressing can be improved. The bottom side of the guide rod 2 is sleeved with a shock-absorbing spring 12, and the setting of the shock-absorbing spring 12 can reduce the occurrence of mold clamping. The impact force can improve the service life of the mold. One end of the shock-absorbing spring 12 set on the guide rod 2 is fixedly connected to the bottom side of the lower guide drive plate 5, which can improve the buffer support effect of the lower mold 8. The lower guide drive plate 5 and the upper guide drive plate 18 are respectively movably sleeved, so that the upper mold 22 and the lower mold 8 can be accurately closed during the mold clamping process through the two sides of the lower mold bottom plate 7 and the lower guide drive plate 5. The two ends of the upper mold base plate 20 are fixedly connected with the upper guide driving plate 18, so as to improve the precision and stability of the lower mold 8 and the upper mold 22 when the molds are closed and moved.

The lower guide drive plate 5 and the upper guide drive plate 18 are respectively provided with a first positioning column 6 and a first positioning hole 19 to improve the quality and precision of the stamping and forming of the workpiece by the mold. The first positioning hole 19 and the first positioning column 6 are matched and inserted to improve the precise positioning effect of the mold closing mode. The top plate 3 is horizontally provided through the top of the guide rod 2, and the bottom sides of both ends of the top plate 3 are provided with pressure plates. The cylinder 17 is closed to realize the automatic clamping action of the upper mold 22 and the lower mold. By pressing the end of the piston rod of the cylinder 17 and the end face of the upper guide drive plate 18 to be fixedly connected, the sliding movement of the upper mold 22 is realized. The middle of the end face of the bottom plate 7 is provided with a lower mold 8, and both sides of the lower mold 8 are provided with second positioning columns 16 to achieve precise positioning of the upper and lower molds. The surface of the lower mold 8 is provided with a mold cavity 9, and the mold cavity 9 There is a T-shaped groove 13 at the bottom of the inner side, which is convenient for the setting of the reset elastic member 14.

The inside of the T-shaped groove 13 is provided with a reset elastic member 14. The setting of the reset elastic member 14 facilitates the elastic connection of the stripping top plate 15. The top of the reset elastic member 14 is provided with a stripping top plate 15. , to realize the ejection of the molding workpiece out of the mold cavity, and the corresponding bottom end of the lower mold bottom plate 7 is symmetrically provided with a buffer block 4. The punching rod 10 is symmetrically provided, and the forming and punching of the workpiece can be carried out at the same time through the setting of the punching rod 10. A telescopic spring 11 is sleeved on the punching rod 10, and one end of the telescopic spring 11 is connected to the bottom of the bottom plate 7 of the lower die. The two sides are fixedly connected to improve the buffering and supporting effect of the lower die 8. One end of the punching rod 10 is movable through the inner side of the die cavity 9 to realize the punching operation of the workpiece. The upper left side of the upper die bottom plate 20 is provided with an industrial vacuum cleaner 21. , through the setting of the industrial vacuum cleaner 21, the generated waste can be adsorbed and collected.

One end of the industrial vacuum cleaner 21 is provided with a dust suction connection pipe, and one end of the dust suction connection pipe is connected to the bottom side middle of the U-shaped pipe fitting 25, so as to realize the adsorption of the waste generated by the punching hole and avoid damage to the workpiece in the mold. The bottom end of the upper mold base plate 20 is provided with an upper mold 22, and the middle of the bottom side of the upper mold 22 is provided with a mold core 23. The rod 10 punches the workpiece, and the top end of the through hole 24 is connected with a U-shaped pipe fitting 25 to facilitate the adsorption of waste materials. The corresponding two sides of the upper mold 22 are provided with second positioning holes 26 to increase the stability of the mold. To avoid displacement, the second positioning hole 26 provided on the upper mold bottom plate 20 and the second positioning column 16 are matched and inserted to improve the efficiency of stamping and forming of the workpiece by the mold.

Specifically, during use, the profile is first placed in the cavity 9 provided in the lower mold 8, and then the upper guide drive plate 18 is pushed down on the guide rod 2 by the piston rod of the pressing cylinder 17, and the upper guide drive plate 18 is at the same time. The upper mold bottom plate 20 is driven to move downward, and at the same time, the upper mold 22 and the mold core 23 move downward. When the upper mold 22 and the lower mold 8 are in contact, the first positioning post 6 and the first positioning hole 19 are inserted at the same time. Coincidence positioning, and the second positioning post 16 and the second positioning hole 26 are inserted and overlapped for positioning, so that the upper mold 22 and the lower mold 8 can obtain an effective positioning effect after contact and pressing, thereby improving the overall mold. Stability of stamping, and then the downward movement of the lower guide drive plate 5 compresses the damping spring 12, so that the impact force of the pressing between the upper die 22 and the lower die 8 is buffered, reducing the impact on the die as a whole. damage.

The stamping and forming of the profile is realized by the pressing of the die core 23 and the cavity 9, and the top end of the stamping rod 10 is instantly punched through the profile, and the waste generated when the stamping rod 10 is punched is pushed to the through hole 24. Then, the industrial vacuum cleaner 21 adsorbs and collects the waste in the cylinder through the U-shaped pipe fitting 25. At the same time, the telescopic spring 11 sleeved on the punch rod 10 can reduce the impact force generated when the molds are pressed together, thereby reducing the overall mold. Then, the upper guide drive plate 18 is moved up on the guide rod 2 by the retraction of the piston rod of the pressing cylinder 17, so that the upper die 22 is separated from the lower die 8, and the lower guide drive is driven by the resilience of the shock-absorbing spring 12. The plate 5 drives the lower mold 8 to move up and returns to the initial position, and at the same time, through the elastic reset setting of the reset elastic member 14 in the T-shaped groove 13, the stripping top plate is pushed to push the formed workpiece out of the lower mold 8, so as to utilize the reset elasticity. The resilient force of the piece 14 can drive the stripping top plate 15 to push out the formed workpiece.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model, All should be included within the protection scope of the present invention.

Claims (6)

1. The utility model provides a special mould of water heater chassis subassembly, includes bottom plate (1), bed die bottom plate (7), goes up die bottom plate (20), its characterized in that: guide rods (2) are symmetrically arranged on two sides of the end face of the bottom plate (1), a damping spring (12) is sleeved on the bottom side of each guide rod (2), a lower guide driving plate (5) and an upper guide driving plate (18) are respectively movably sleeved on each guide rod (2), a first positioning column (6) and a first positioning hole (19) are respectively arranged on each lower guide driving plate (5) and each upper guide driving plate (18), a top plate (3) is horizontally arranged at the top end of each guide rod (2), pressing cylinders (17) are respectively arranged on the bottom sides of two ends of each top plate (3), a lower die (8) is arranged in the middle of the end face of the lower die bottom plate (7), second positioning columns (16) are respectively arranged on two sides of the lower die (8), a die cavity (9) is arranged on the surface of the lower die (8), a T-shaped groove (13) is arranged at the bottom of the inner side of the die cavity (9), and buffer cushion blocks (4) are symmetrically arranged at the corresponding bottom end of the lower die bottom plate (7), the inboard symmetry that corresponds of cushion block (4) is equipped with stamping rod (10), the one end activity of stamping rod (10) runs through to the inboard of die cavity (9), the upper end left side of going up mould bottom plate (20) is equipped with industry dust catcher (21), the bottom of going up mould bottom plate (20) is equipped with mould (22), the bottom side middle part of going up mould (22) is equipped with mold core (23), run through on mold core (23), last mould (22) and last mould bottom plate (20) and be equipped with through-hole (24), and the top intercommunication of through-hole (24) is equipped with U type pipe fitting (25), the corresponding both sides of going up mould (22) are equipped with second locating hole (26).

2. The special mold for the water heater chassis component according to claim 1, wherein: one end of a damping spring (12) arranged on the guide rod (2) is fixedly connected with the bottom side of the lower guide driving plate (5), two sides of the lower die bottom plate (7) are fixedly connected with the lower guide driving plate (5), and two ends of the upper die bottom plate (20) are fixedly connected with the upper guide driving plate (18).

3. The special mold for the water heater chassis component according to claim 1, wherein: the inside of T type groove (13) is equipped with elastic component (14) that resets, the top of elastic component (14) that resets is equipped with takes off flitch roof (15).

4. The special mold for the water heater chassis component according to claim 1, wherein: one end of a piston rod of the pressing air cylinder (17) is fixedly connected with the end face of the upper guide driving plate (18), a first positioning hole (19) formed in the upper guide driving plate (18) is in matched insertion connection with the first positioning column (6), and a second positioning hole (26) formed in the upper die bottom plate (20) is in matched insertion connection with the second positioning column (16).

5. The special mold for the water heater chassis component according to claim 1, wherein: and one end of the industrial dust collector (21) is provided with a dust collection connecting pipe, and one end of the dust collection connecting pipe is connected with the middle part of the bottom side of the U-shaped pipe fitting (25).

6. The special mold for the water heater chassis component according to claim 1, wherein: the stamping rod (10) is sleeved with a telescopic spring (11), and one end of the telescopic spring (11) is fixedly connected with two sides of the bottom of the lower die base plate (7).

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