CN215359667U

CN215359667U - Mould is used in haemorrhoids pipe production

Info

Publication number: CN215359667U
Application number: CN202120304170.4U
Authority: CN
Inventors: 邵先烘
Original assignee: Jinan Hongxin Plastic Mould Co ltd
Current assignee: Jinan Hongxin Plastic Mould Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-12-31
Anticipated expiration: 2031-02-03

Abstract

The utility model discloses a mold for producing a hemorrhoid tube, which comprises an upper template and a lower die holder, wherein the upper template is erected at the top of the lower die holder, the utility model adds a twisting mechanism for the device aiming at the characteristic that the sprue is stuck in the sprue bush and is not easy to be separated in the injection molding production process of the hemorrhoid tube, drives the swing arm to rotate by controlling the motor, thereby the clamping column rotates, the rotation of the clamping column can extrude the V-shaped connecting rod to swing back and forth relative to the fixed head through the extrusion fit of the clamping groove, the V-shaped connecting rod swings back and forth, and then the sliding block slides back and forth relative to the sliding rail through the hinging of the adapter plate, thereby make the cutter to moulding plastics the runner excision of the formation of passageway oral area after moulding plastics, do not need the manual work to appear the crackle damage through the goods, labour saving and time saving has improved the production efficiency of haemorrhoids pipe.

Description

Mould is used in haemorrhoids pipe production

Technical Field

The utility model relates to the technical field of injection mold production, in particular to a mold for producing a hemorrhoid tube.

Background

The hemorrhoid tube is a needle tube-shaped surgical instrument for treating hemorrhoids, and is required to be processed in batch in an injection molding mode.

In the injection molding production process of the hemorrhoid tube, the pouring gate is stuck in the pouring gate sleeve and is not easy to be separated, when the mold is opened, a product is cracked and damaged, in addition, an operator needs to knock out the copper rod tip from the nozzle to enable the copper rod tip to be loosened and then to be demoulded, and the production efficiency is seriously affected, for example, an injection mold disclosed by the patent No. CN 107415170A is not provided with a related structure for processing the pouring gate, so that the corresponding improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mould for producing a hemorrhoid tube, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a mould is used in haemorrhoids tube production, contains cope match-plate pattern and die holder, the cope match-plate pattern erects at the die holder top, the die cavity has all been seted up on the contact surface of cope match-plate pattern and die holder, the passageway of moulding plastics has been seted up to the center department of cope match-plate pattern, and moulds plastics the passageway and keep away from the port and the die cavity contact of cope match-plate pattern one side, the equal fixed mounting in lower surface four corners department of cope match-plate pattern has spacing post, the spacing groove has all been seted up in the upper surface four corners department of die holder, and spacing post and spacing groove cooperation, fixed mounting has the mechanism of loosing core that has stable extending structure symmetrically on the die holder is close to cope match-plate pattern one side outer wall, the die holder is kept away from cope match-plate pattern one side and is equipped with ejection mechanism, fixed mounting has the hank selvage mechanism that has reciprocal sliding structure on the outer wall of one side of cope match-plate pattern.

Preferably, the mechanism of loosing core includes that fixing base, cylinder, through-hole, flexible head, mould are loosed core and gag lever post, the die holder is close to fixed mounting symmetrically on the outer wall of cope match-plate pattern one side has the fixing base, and the fixing base keeps away from die holder one side fixed mounting and has the cylinder, the through-hole has been seted up symmetrically on the fixing base, fixed mounting has flexible head on the output of cylinder, and the relative die holder sliding connection of flexible head, flexible head keeps away from cylinder output one side center department fixed mounting and looses core of mould, and the mould is loosed core and die cavity cooperation, flexible head keeps away from mould and looses core one side fixed mounting symmetrically and has the gag lever post, and the gag lever post keeps away from flexible head one side and slides and pegs graft in the through-hole.

Preferably, the edge twisting mechanism comprises a base, a motor, a swing arm, a clamping column, a fixed head, a V-shaped connecting rod, a clamping groove, a sliding rail, a sliding block, a cutter and an adapter plate, the base is fixedly arranged on the outer wall of one side of the upper template, a motor is fixedly arranged on one side of the base far away from the upper template, a swing arm is fixedly arranged on the output end of the motor, a clamping column is fixedly arranged at one end of the swing arm far away from the motor, a fixed head is fixedly arranged on the base, a V-shaped connecting rod is hinged on the fixed head, a clamping groove is arranged at the center of the V-shaped connecting rod and is matched with the clamping column, a sliding rail is fixedly arranged on the upper surface of the upper template, and a slide block is connected in the slide rail in a sliding way, a cutter is fixedly arranged on one side of the slide block close to the injection molding channel, the slider is kept away from that cutter one articulates there is the keysets, and the keysets keeps away from slider one end and articulated with V-arrangement connecting rod.

Preferably, the connection part of the motor and the base is symmetrically and fixedly provided with U-shaped cushion blocks.

Preferably, a rectangular empty groove is formed at the joint of the cutter and the sliding block.

Preferably, the upper surface of the upper template is symmetrically and equidistantly provided with air holes.

Preferably, a lantern ring is fixedly installed on the outer side of the opening, close to the injection molding channel, of the upper template.

Compared with the prior art, the utility model has the beneficial effects that:

aiming at the characteristic that a pouring gate is not easy to fall off when being stuck in a pouring gate sleeve in the injection molding production process of the hemorrhoid tube, the utility model adds a twisting edge mechanism for the device, drives the swing arm to rotate by controlling the motor, so that the clamping column rotates, the rotation of the clamping column can extrude the V-shaped connecting rod to reciprocate relative to the fixed head through the extrusion matching of the clamping groove, the V-shaped connecting rod reciprocates, and then the slide block reciprocates relative to the slide rail through the hinging of the adapter plate, so that the cutting knife cuts off the pouring gate formed at the opening part of the injection molding channel after injection molding, the manual operation is not required to cause crack damage through products, the time and the labor are saved, and the production efficiency of the hemorrhoid tube is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall exploded structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is a schematic view of a mold cavity according to the present invention;

fig. 5 is a schematic structural view of the edge twisting mechanism of the present invention.

In the figure: 1. mounting a template; 2. a lower die holder; 3. a mold cavity; 4. injection molding a channel; 5. a limiting column; 6. a limiting groove; 7. a core-pulling mechanism; 71. a fixed seat; 72. a cylinder; 73. a through hole; 74. a telescopic head; 75. core pulling of the mold; 76. a limiting rod; 8. an ejection mechanism; 9. a selvedge twisting mechanism; 91. a base; 92. a motor; 93. swinging arms; 94. clamping the column; 95. a fixed head; 96. a V-shaped connecting rod; 97. a card slot; 98. a slide rail; 99. a slider; 910. a cutter; 911. an adapter plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

Referring to fig. 1 and 2, a mold for producing a hemorrhoid canal is shown, which comprises an upper mold plate 1 and a lower mold base 2, the upper template 1 is erected at the top of the lower die holder 2, the contact surfaces of the upper template 1 and the lower die holder 2 are both provided with a die cavity 3, the center of the upper template 1 is provided with an injection molding channel 4, the port of the injection channel 4 far away from one side of the upper template 1 is contacted with the mold cavity 3, the four corners of the lower surface of the upper template 1 are all fixedly provided with limiting columns 5, the four corners of the upper surface of the lower die holder 2 are all provided with limiting grooves 6, and the limiting column 5 is matched with the limiting groove 6, the outer wall of one side of the lower die base 2 close to the upper die plate 1 is symmetrically and fixedly provided with a core pulling mechanism 7 with a stable telescopic structure, an ejection mechanism 8 is arranged on one side, away from the upper template 1, of the lower die base 2, and a selvage mechanism 9 with a reciprocating sliding structure is fixedly mounted on the outer wall of one side of the upper template 1.

After an upper template 1 and a lower die holder 2 are attached to form a state shown in figure 1, heated plastic raw materials are injected into a die cavity 3 between the upper template 1 and the lower die holder 2 through an injection molding machine through an injection channel 4, after a hemorrhoid tube is cooled and formed in the die cavity 3, a sprue formed on the injection channel 4 is cut off through a twisting mechanism 9, the upper template 1 is separated from the lower die holder 2, a core pulling mechanism 7 is used for pulling out a core pulling 75 of the die to form the hemorrhoid tube body, the formed hemorrhoid tube body is ejected through an ejection mechanism 8, and then cutting and polishing are carried out to obtain a finished hemorrhoid tube product.

Referring to fig. 3, the core pulling mechanism 7 includes a fixing seat 71, a cylinder 72, a through hole 73, a telescopic head 74, a mold core pulling 75 and a limiting rod 76, the fixing seat 71 is symmetrically and fixedly installed on an outer wall of one side of the lower die base 2 close to the upper die plate 1, the cylinder 72 is fixedly installed on one side of the fixing seat 71 away from the lower die base 2, the through hole 73 is symmetrically opened on the fixing seat 71, the telescopic head 74 is fixedly installed on an output end of the cylinder 72, the telescopic head 74 is in sliding connection with the lower die base 2, the mold core pulling 75 is fixedly installed at a center of one side of the telescopic head 74 away from an output end of the cylinder 72, the mold core pulling 75 is matched with the die cavity 3, the limiting rod 76 is symmetrically and fixedly installed on one side of the telescopic head 74 away from the mold core pulling 75, and one side of the limiting rod 76 away from the telescopic head 74 is in sliding connection with the through hole 73.

The core-pulling mechanism 7 has the following action principle that after the hemorrhoid tube body is cooled and formed, the telescopic head 74 is pulled by the air cylinder 72 to slide outwards, the through hole 73 and the limiting rod 76 provide limiting for the sliding of the telescopic head 74, so that the movement state of the telescopic head is kept stable, and the mold core-pulling 75 can be separated from the hemorrhoid tube body.

Referring to fig. 5, the edge twisting mechanism 9 includes a base 91, a motor 92, a swing arm 93, a clamp column 94, a fixed head 95, a V-shaped connecting rod 96, a clamp groove 97, a slide rail 98, a slide block 99, a cutter 910 and an adapter plate 911, the base 91 is fixedly installed on an outer wall of one side of the upper template 1, the motor 92 is fixedly installed on one side of the base 91 away from the upper template 1, the swing arm 93 is fixedly installed on an output end of the motor 92, the clamp column 94 is fixedly installed on one end of the swing arm 93 away from the motor 92, the fixed head 95 is fixedly installed on the base 91, the V-shaped connecting rod 96 is hinged on the fixed head 95, the clamp groove 97 is opened at the center of the V-shaped connecting rod 96, the clamp groove 97 is matched with the clamp column 94, the slide rail 98 is fixedly installed on an upper surface of the upper template 1, the slide rail 98 is slidably connected with the slide block 99, the cutter 910 is fixedly installed on one side of the slide block 99 close to the injection molding passage 4, one end of the sliding block 99, which is far away from the cutter 910, is hinged with an adapter plate 911, and one end of the adapter plate 911, which is far away from the sliding block 99, is hinged with the V-shaped connecting rod 96.

The edge twisting mechanism 9 has the following action principle that the swing arm 93 is driven to rotate by the control motor 92, so that the clamping column 94 rotates, the rotation of the clamping column 94 can extrude the V-shaped connecting rod 96 to swing back and forth relative to the fixed head 95 through the extrusion fit of the clamping groove 97, the V-shaped connecting rod 96 swings back and forth, and the sliding block 99 slides back and forth relative to the sliding rail 98 through the hinge of the adapter plate 911, so that the cutting knife 910 cuts off a sprue formed by the mouth of the injection molding channel 4.

Referring to fig. 5, U-shaped spacers are symmetrically and fixedly installed at the connection position of the motor 92 and the base 91.

The connection stability of the motor 92 and the base 91 is improved.

Referring to fig. 5, a rectangular empty slot is formed at the joint of the cutting knife 910 and the sliding block 99.

The height difference between the slide rail 98 and the surface of the upper mold plate 1 is accommodated, so that the cutter 910 and the gate are on the same plane.

Referring to fig. 1, the upper surface of the upper mold plate 1 is symmetrically and equidistantly provided with air holes.

The gas in the device is discharged during injection molding, so that a gas cavity is prevented from being formed in the hemorrhoid tube body.

Referring to fig. 2, a collar is fixedly installed on the outer side of the opening of the upper mold plate 1 close to the injection molding passage 4.

Prevent that the raw materials of moulding plastics from overflowing and upper die plate 1 adhesion, be difficult to the clearance.

In this scheme, the theory of use of mould is as follows for haemorrhoids tube production: when the device is used, after an upper template 1 and a lower die holder 2 are attached to form a state shown in figure 1, heated plastic raw materials are injected into a die cavity 3 between the upper template 1 and the lower die holder 2 through an injection molding machine through an injection channel 4, after a hemorrhoid tube is cooled and formed in the die cavity 3, a sprue formed on the injection channel 4 is cut off through a twisting mechanism 9, then the upper template 1 is separated from the lower die holder 2, then a core pulling mechanism 7 is used for pulling out a core 75 of a die to form a hemorrhoid tube body, finally the formed hemorrhoid tube body is ejected through an ejection mechanism 8, and then cutting and polishing treatment are carried out to obtain a finished hemorrhoid tube product, wherein the core pulling mechanism 7 has the following action principle, after the hemorrhoid tube body is cooled and formed, the telescopic head 74 is pulled by an air cylinder 72 to slide outwards, and the through hole 73 and the limiting rod 76 provide limiting for the sliding of the telescopic head 74 so that the movement state is kept stable, mould loose core 75 can separate with the haemorrhoids body like this, the effect principle of hank limit mechanism 9 is as follows, drive swing arm 93 through control motor 92 and rotate, thereby make card post 94 rotate, through the extrusion fit of draw-in groove 97, the rotation of card post 94 can extrude the reciprocal swing of V-arrangement connecting rod 96 relative fixed head 95, the reciprocal swing of V-arrangement connecting rod 96, rethread keysets 911's is articulated, make the reciprocal slide of slider 99 relative slide rail 98, thereby make the runner excision of cutter 910 to the back of moulding plastics 4 oral areas formation of moulding plastics.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mould is used in haemorrhoids pipe production, contains cope match-plate pattern (1) and die holder (2), cope match-plate pattern (1) erects at die holder (2) top, its characterized in that: the contact surface of the upper template (1) and the lower die holder (2) is provided with a die cavity (3), the center of the upper template (1) is provided with an injection molding channel (4), and the port of the injection channel (4) far away from one side of the upper template (1) is contacted with the mold cavity (3), the four corners of the lower surface of the upper template (1) are fixedly provided with limit columns (5), the four corners of the upper surface of the lower die holder (2) are provided with limit grooves (6), and the limiting column (5) is matched with the limiting groove (6), the outer wall of one side of the lower die holder (2) close to the upper die plate (1) is symmetrically and fixedly provided with a core pulling mechanism (7) with a stable telescopic structure, an ejection mechanism (8) is arranged on one side of the lower die holder (2) far away from the upper die plate (1), and a selvedge twisting mechanism (9) with a reciprocating sliding structure is fixedly arranged on the outer wall of one side of the upper template (1).

2. The mold for producing hemorrhoid tubes according to claim 1, wherein: the core pulling mechanism (7) comprises a fixing seat (71), a cylinder (72), a through hole (73), a telescopic head (74), a mold core pulling (75) and a limiting rod (76), wherein the fixing seat (71) is symmetrically and fixedly installed on the outer wall of one side, close to the upper template (1), of the lower template (2), the cylinder (72) is fixedly installed on one side, away from the lower template (2), of the fixing seat (71), the through hole (73) is symmetrically formed in the fixing seat (71), the telescopic head (74) is fixedly installed on the output end of the cylinder (72), the telescopic head (74) is in sliding connection with the lower template (2) relatively, the mold core pulling (75) is fixedly installed at the center of one side, away from the cylinder (72), of the telescopic head (74), the limiting rod (76) is symmetrically and fixedly installed on one side, away from the mold core pulling (75), of the telescopic head (74), and one side of the limiting rod (76) far away from the telescopic head (74) is inserted in the through hole (73) in a sliding mode.

3. The mold for producing hemorrhoid tubes according to claim 1, wherein: the edge twisting mechanism (9) comprises a base (91), a motor (92), a swing arm (93), a clamping column (94), a fixed head (95), a V-shaped connecting rod (96), a clamping groove (97), a sliding rail (98), a sliding block (99), a cutter (910) and an adapter plate (911), wherein the base (91) is fixedly installed on the outer wall of one side of the upper template (1), the motor (92) is fixedly installed on one side, away from the upper template (1), of the base (91), the swing arm (93) is fixedly installed on the output end of the motor (92), the clamping column (94) is fixedly installed at one end, away from the motor (92), of the swing arm (93), the fixed head (95) is fixedly installed on the base (91), the V-shaped connecting rod (96) is hinged on the fixed head (95), the clamping groove (97) is formed in the center of the V-shaped connecting rod (96), and the clamping groove (97) is matched with the clamping column (94), the upper surface fixed mounting of cope match-plate pattern (1) has slide rail (98), and sliding connection has slider (99) in slide rail (98), slider (99) are close to mould plastics passageway (4) one side fixed mounting have cutter (910), cutter (910) one articulated adapter plate (911) are kept away from in slider (99), and adapter plate (911) keep away from slider (99) one end and V-arrangement connecting rod (96) articulated.

4. The mold for producing hemorrhoid tubes according to claim 3, wherein: and U-shaped cushion blocks are symmetrically and fixedly arranged at the joint of the motor (92) and the base (91).

5. The mold for producing hemorrhoid tubes according to claim 3, wherein: a rectangular empty groove is formed at the joint of the cutting knife (910) and the sliding block (99).

6. The mold for producing hemorrhoid tubes according to claim 1, wherein: the upper surface of the upper template (1) is symmetrically and equidistantly provided with air holes.

7. The mold for producing hemorrhoid tubes according to claim 1, wherein: and a lantern ring is fixedly arranged on the outer side of the opening of the upper template (1) close to the injection molding channel (4).