CN113601776B

CN113601776B - Forming die for plastic state material

Info

Publication number: CN113601776B
Application number: CN202111177020.2A
Authority: CN
Inventors: 黄健
Original assignee: Nantong Shuangxuan Intelligent Technology Co ltd
Current assignee: Nantong Shuangxuan Intelligent Technology Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2021-12-07
Anticipated expiration: 2041-10-09
Also published as: CN113601776A

Abstract

The invention discloses a forming die for a plastic state material, relates to the technical field of plastic forming dies, and solves the problems that the existing forming die needs to repeatedly tear the outer wall of the opening position at the front end of a formed part manually for many times to separate the formed part from the inner wall of the die, and the operation and use are troublesome and inconvenient. A forming die for a plastic state material comprises a cylindrical die; the cylindric mould includes bracing piece, mounting groove, the rear side center department of cylindric mould supports the welding and has a pivot, and the interval encircles the welding around being on its circumference outer wall has twelve punishment of bracing pieces altogether for two circles, and the circumference outer wall of cylindric mould front end open position has six rectangle mounting grooves of circumferential weld, and these six mounting grooves link up with the inside of cylindric mould. The invention can save the trouble of respectively stripping the outer wall of the front opening of the formed part and the cover plate step by step, greatly simplifies the taking and unloading process of the formed part and is beneficial to improving the forming and processing efficiency.

Description

Forming die for plastic state material

Technical Field

The invention relates to the technical field of plastic forming dies, in particular to a forming die for a plastic state material.

Background

Plastic products are produced in many forms, such as pouring, blow molding, centrifugal injection molding and the like, wherein the centrifugal injection molding is suitable for molding and manufacturing large plastic containers, and a rotary molding die is required for the centrifugal injection molding.

For example, patent No. CN201320055854.0 discloses a centrifugal injection mold, which comprises a top cover (1) at the upper end, a fixed mold (2) at the lower end of the top cover (1), a movable mold (3) and a base structure at the bottom, wherein the fixed mold (2) and the movable mold (3) are correspondingly arranged up and down, a groove is arranged inside the lower end of the fixed mold (2), a mold pressing groove (7) is arranged in the groove, a mold pressing plate (8) is arranged inside the upper end of the movable mold (3), the mold pressing groove (7) is arranged opposite to the mold pressing plate (8), the lower end of the mold pressing plate (8) is connected with a plurality of inclined ejector pins (9), the inclined ejector pins (9) are connected to a surface needle plate (10) through a sliding wheel (12), a centrifugal machine (13) is arranged at the lower end of the sliding wheel (12), and the centrifugal machine (13) is connected with two ends of the sliding wheel (12) through a wheel belt respectively. The centrifugal injection mold provided by the invention is provided with the centrifugal machine, and can provide larger power for the work of the sliding wheel by utilizing the centrifugal action of the centrifugal machine.

The outer wall implementation that current forming die need manual many times to forming part front end open position when using tears the inner wall separation that just can be with its and mould repeatedly, it is comparatively troublesome inconvenient to operate and use, and at first need drag the mould apron when unloading to the forming part and pull down then tear the separation with the outer wall of forming part annular opening part and the inner wall of mould and stretch the hand space in the vacancy and just can take out the forming part separation, so loaded down with trivial details operating procedure, be unfavorable for promoting the shaping machining efficiency of mould.

Disclosure of Invention

The invention aims to provide a forming die for a plastic state material, which aims to solve the problems that the outer wall of the opening position at the front end of a formed part needs to be repeatedly torn manually for many times to separate the formed part from the inner wall of the die, and the operation and the use are troublesome and inconvenient.

In order to achieve the purpose, the invention provides the following technical scheme: a forming die for a plastic state material comprises a cylindrical die; the cylindrical mould comprises supporting rods and mounting grooves, a rotating shaft is supported and welded at the center of the rear side of the cylindrical mould, twelve supporting rods are welded on the outer circumferential wall of the cylindrical mould in a surrounding manner at intervals in a front-back mode, six rectangular mounting grooves are welded on the outer circumferential wall of the opening position at the front end of the cylindrical mould in a surrounding manner, and the six mounting grooves are communicated with the inside of the cylindrical mould; a round cover plate is locked and plugged on the front end opening of the cylindrical mold through six bolts, and six T-shaped pull rods are arranged on the top end section of a circle of support rods close to the front end opening of the cylindrical mold in a surrounding and penetrating mode; two shaft sleeves are symmetrically welded at the top ends of the six mounting grooves, two sliding shafts are inserted on the two shaft sleeves in a penetrating and inserting manner through spring pushing, and a driving part is installed at the center position of the top plate of the six mounting grooves in a penetrating and sliding manner; the cylindrical die further comprises gear rings, and the gear rings are welded and fixed on the head end sections of the two circles of support rods; the left side and the right side of a circle of support rods close to the opening position at the front end of the cylindrical mold are fixedly welded with one positioning shaft rod, the tail end sections of the left side support rod and the right side support rod of the transfer frame are correspondingly in sliding fit with the positioning shaft rods, and the positioning shaft rods provide convenience for the sliding installation of the transfer frame; the six transfer frames are correspondingly matched with six support rod sliding clamping sleeves on the front side, and the tail ends of two pull rods arranged in a group are correspondingly and rotatably connected with the tail ends of the left and right support rods of the transfer frames; the driving part also comprises an arc-shaped push plate, the bottoms of the six hexagonal sliding shafts are fixedly welded with one arc-shaped push plate, and the six arc-shaped push plates are blocked on the inner openings of the six mounting grooves in a sliding manner; six square support connecting rods are welded between the six T-shaped pull rods in an inclined mode, and the six connecting rods penetrate through the tail ends of the long sliding chutes on the circle of support rods on the front side and are correspondingly connected with the middle sections of the six-edge sliding shafts on the six driving parts in a rotating mode; the cover plate comprises a lifting ring, a circle of lifting ring is welded on the outer ring of the circumference of the cover plate in a surrounding mode, when the cover plate is locked and positioned, six lifting rings are opposite to six mounting grooves in the inner side and the outer side, and the six mounting grooves provide sliding telescopic spaces for six arc-shaped push plates; the T-shaped pull rod comprises connecting rods, the tail ends of six T-shaped pull rods are rotatably connected with one connecting rod, a circle of supporting rods close to the opening position of the front end of the cylindrical mold is provided with a long strip sliding groove in a penetrating mode, the six connecting rods swing and rotate in the six long strip sliding grooves, the six long strip sliding grooves can guarantee normal swinging and rotation of the six connecting rods, and smooth implementation of the pushing and stripping functions of six arc-shaped push plates is guaranteed; the sliding shafts comprise strip-shaped push plates, the front ends of six groups of sliding shafts positioned at the top ends of six mounting grooves are fixedly welded with one strip-shaped push plate, and the six strip-shaped push plates slide forwards and correspondingly contact with six lifting rings in a pushing manner; the sliding shaft also comprises pull rods, the left end section and the right end section of the six strip-shaped push plates are respectively and rotatably connected with one pull rod, and the pull rods are rotatably positioned on the left side and the right side of the front circle of support rods; the driving part comprises a transmission frame, the whole driving part is formed by welding a six-edge sliding shaft and a U-shaped transmission frame welded and supported at the top end of the six-edge sliding shaft together, and the six-edge sliding shaft is correspondingly matched with the mounting groove in a penetrating and sliding mode.

Compared with the prior art, the invention has the beneficial effects that:

1. the six strip-shaped push plates can synchronously slide forwards and abut against and contact with the six lifting rings to perform hexagonal surrounding on the circumferential outer ring of the cover plate, and simultaneously, the pushing force can peel and separate the cover plate and the formed part in the cylindrical mold at one time, so that the trouble that the cover plate and the plastic formed part can be peeled only by manually surrounding the outer brim of the cover plate and repeatedly pushing and pulling the cover plate for many times is saved, and the use is convenient, labor-saving and quick;

2. the six arc-shaped push plates can be slidably hidden in the six mounting grooves to avoid protruding and pushing against a plastic forming part to influence the standard shape of the forming part, and the six arc-shaped push plates in a sliding hidden state can block the six mounting grooves to avoid slurry from being poured into the mounting grooves;

3. the six arc-shaped push plates can synchronously slide and protrude to push the outer wall of the opening position at the front end of the formed part, so that six surrounding gaps are formed between the outer wall of the opening position at the front end of the formed part and the inner wall of the cylindrical mold in a one-time stripping manner, the formed part is conveniently pulled and separated by stretching a hand, the trouble of manually repeatedly pulling the outer wall of the formed part along the inner wall of the opening position of the cylindrical mold for stripping the vacancy is avoided, and the use is convenient and labor-saving;

4. according to the invention, through the power transmission of the six driving parts, the T-shaped pull rod is pulled by sliding outwards, so that the six strip-shaped push plates and the six arc-shaped push plates can be synchronously pushed and driven to protrude in a sliding manner, the trouble of respectively stripping the outer wall of the front end opening of the formed part and the cover plate step by step is eliminated, the taking and unloading process of the formed part is greatly simplified, and the forming and processing efficiency is favorably improved.

Drawings

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

FIG. 2 is a schematic diagram of the rear three-dimensional structure of the present invention;

FIG. 3 is a schematic diagram of the internal three-dimensional structure of the present invention;

FIG. 4 is a schematic view of a half-section structure of the mounting groove of the present invention;

FIG. 5 is a schematic view of a ring gear configuration of the present invention;

FIG. 6 is a schematic view of the installation position of the installation groove of the present invention;

FIG. 7 is a schematic view of a T-shaped pull rod of the present invention;

FIG. 8 is an enlarged view of portion A of FIG. 1 according to the present invention;

FIG. 9 is a schematic view of a driving portion according to the present invention;

in the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a cylindrical mold; 101. a support bar; 102. a ring gear; 103. mounting grooves; 104. positioning the shaft lever; 2. a cover plate; 201. a hoisting ring; 3. a T-shaped pull rod; 301. a connecting rod; 4. a slide shaft; 401. a pull rod; 402. a strip-shaped push plate; 5. a drive section; 501. a transfer frame; 502. an arc-shaped push 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.

Referring to fig. 1 to 8, according to a first embodiment of the present invention: a forming die for a plastic state material includes a cylindrical die 1; the cylindrical mold 1 comprises a support rod 101 and a mounting groove 103, a rotating shaft is supported and welded at the center of the rear side of the cylindrical mold 1, twelve support rods 101 are circumferentially welded on the outer circumferential wall of the cylindrical mold 1 at intervals in a front-back mode, six rectangular mounting grooves 103 are circumferentially welded on the outer circumferential wall of the opening position at the front end of the cylindrical mold 1, and the six mounting grooves 103 are communicated with the inside of the cylindrical mold 1; the cylindrical mold 1 further comprises gear rings 102, the head end sections of the two rings of support rods 101 are fixedly welded with the gear rings 102, the two gear rings 102 are in transmission with a motor through gears and generate rotating centrifugal force to uniformly throw and spray the plastic materials on the inner wall of the cylindrical mold 1 to form a large cylindrical plastic container; the positioning shaft rods 104 are fixedly welded on the left side and the right side of the circle of supporting rods 101 close to the front end opening position of the cylindrical die 1;

a round cover plate 2 is locked and plugged on the front end opening of the cylindrical mold 1 through six bolts, and six T-shaped pull rods 3 are arranged on the top end section of a circle of support rods 101 close to the front end opening of the cylindrical mold 1 in a surrounding and penetrating mode; the cover plate 2 comprises a hanging ring 201, a circle of hanging ring 201 is welded on the circumferential outer ring of the cover plate 2 in a surrounding mode, and after the cover plate 2 is locked and positioned, six hanging rings 201 are opposite to six mounting grooves 103 in an inner-outer mode; the T-shaped pull rod 3 comprises connecting rods 301, the tail ends of six T-shaped pull rods 3 are respectively and rotatably connected with one connecting rod 301, a circle of supporting rods 101 close to the opening position at the front end of the cylindrical die 1 are respectively and penetratingly provided with a long strip sliding groove, and the six connecting rods 301 are swung and rotated in the six long strip sliding grooves;

two shaft sleeves are symmetrically welded at the top ends of the six mounting grooves 103, two sliding shafts 4 are inserted on the two shaft sleeves in a penetrating and inserting manner through spring pushing, and a driving part 5 is installed at the center position of a top plate of the six mounting grooves 103 in a penetrating and sliding manner; the sliding shaft 4 further comprises a pull rod 401, the left end section and the right end section of the six strip-shaped push plates 402 are respectively connected with one pull rod 401 in a rotating mode, and the pull rods 401 are arranged on the left side and the right side of the front circle of support rods 101 in a swinging mode; the driving part 5 comprises a transmission frame 501, the whole driving part 5 is formed by welding a six-edge sliding shaft and the U-shaped transmission frame 501 welded and supported at the top end of the six-edge sliding shaft together, wherein the six-edge sliding shaft is correspondingly matched with the mounting groove 103 in a penetrating and sliding manner; six delivery frames 501 are correspondingly matched with six front supporting rods 101 in a sliding clamping sleeve manner, the tail ends of two pull rods 401 which are arranged in a group are correspondingly and rotatably connected with the tail ends of the left and right supporting rods of the delivery frames 501, the two pull rods 401, the delivery frames 501, two sliding shafts 4 and a strip-shaped push plate 402 are jointly connected to form a double-crank sliding rod mechanism, and a vertical sliding driving part 5 of the mechanism can push and drive the strip-shaped push plate 402 to slide forwards to push and peel off the cover plate 2.

Further, the slide shaft 4 includes bar push pedal 402, the front end that is located six groups slide shaft 4 on six mounting grooves 103 tops all welded fastening has a bar push pedal 402, smooth correspondence before this six bar push pedal 402 pushes away the contact with six rings 201, six bar push pedal 402 can be in step before smooth and six rings 201 support to lean on the contact to carry out hexagonal position to the circumference outer lane of apron 2 and encircle simultaneously push away to push away can peel off the separation with the disposable top of the formed part of apron 2 with 1 inside of cylindric mould 1 of exerting oneself, it just can peel off apron 2 with the plastic formed part to save manual many times of pushing and pulling around 2 outer eaves of apron, convenient to use is laborsaving swift.

Further, the driving part 5 further comprises an arc-shaped push plate 502, the bottom of six hexagonal sliding shafts is fixedly welded with one arc-shaped push plate 502, the six arc-shaped push plates 502 are slidably sealed on the inner openings of six mounting grooves 103, the six arc-shaped push plates 502 can be slidably hidden in the six mounting grooves 103 to avoid protruding and pushing plastic formed parts, so that the standard shape of the formed parts is affected, the six arc-shaped push plates 502 in the sliding hidden state can seal the six mounting grooves 103 to avoid slurry filling in the mounting grooves 103, the six arc-shaped push plates 502 can be synchronously slid and protruded to push the outer wall of the opening position at the front end of the formed part, so that the outer wall of the opening position at the front end of the formed part and the inner wall of the cylindrical mold 1 can be separated by one-time stripping and leaving six surrounding gaps to facilitate pulling and separating the formed part, and the trouble of manually pulling the outer wall of the formed part along the inner wall of the opening position of the cylindrical mold 1 for multiple times to strip the gaps is eliminated, is convenient to use and saves labor.

Referring to fig. 9, the second embodiment of the present invention: a forming die for plastic state materials comprises T-shaped pull rods 3, six square support connecting rods are welded among the T-shaped pull rods 3 in an inclined mode, six connecting rods 301 penetrate through the tail ends of long sliding grooves in a circle of supporting rods 101 on the front side and are correspondingly connected with the middle sections of six prismatic sliding shafts on six driving portions 5 in a rotating mode, the six T-shaped pull rods 3 are connected together through the six inclined square support connecting rods, six strip-shaped push plates 402 and six arc-shaped push plates 502 can be conveniently driven to synchronously act, the driving portions 5, the connecting rods 301 and the T-shaped pull rods 3 are connected together to form a crank sliding rod mechanism, any two T-shaped pull rods 3 can be pulled outwards through the crank sliding rod mechanism to push and drive the six driving portions 5 and the six arc-shaped push plates 502 to synchronously slide and protrude out of formed pieces to push and peel off the outer walls of the opening positions at the front ends of the formed pieces, and power transmission of the six driving portions 5 is realized, the T-shaped pull rod 3 can synchronously push and drive six strip-shaped push plates 402 and six arc-shaped push plates 502 to protrude in a sliding manner, the trouble that the outer wall of the front end opening of the formed part and the cover plate 2 are respectively stripped step by step is eliminated, the taking and unloading process of the formed part is greatly simplified, and the forming and processing efficiency is favorably improved.

The working principle is as follows: the two gear rings 102 are driven by a gear and a motor to generate rotary centrifugal force to uniformly throw and spray the plastic materials on the inner wall of the cylindrical mold 1 to form a large cylindrical plastic container, and the cover plate 2 is disassembled and assembled by adopting a lifting appliance;

the driving part 5, the connecting rod 301 and the T-shaped pull rod 3 are connected together to form a crank slide rod mechanism, any two T-shaped pull rods 3 can be pulled to push and drive the six driving parts 5 and the six arc-shaped push plates 502 to synchronously slide and protrude to push and strip the outer wall of the opening position at the front end of the formed part and the inner wall of the cylindrical mold 1 through the mechanism, the two pull rods 401, the transmission frame 501, the two sliding shafts 4 and the strip-shaped push plate 402 are connected together to form a double-crank slide rod mechanism, and the driving part 5 can also be linked to push and drive the strip-shaped push plate 402 to slide forwards to push and strip the cover plate 2 and the front end part of the formed part when sliding up and down through the mechanism.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A forming die for a material in a plastic state, characterized in that: a molding die comprising

A cylindrical mold (1); the cylindrical mould (1) comprises supporting rods (101) and mounting grooves (103), a rotating shaft is supported and welded at the center of the rear side of the cylindrical mould (1), twelve supporting rods (101) are welded on the outer circumferential wall of the cylindrical mould (1) in a surrounding mode at intervals in a front-back mode, six rectangular mounting grooves (103) are welded on the outer circumferential wall of the opening position of the front end of the cylindrical mould (1) in a surrounding mode, and the six mounting grooves (103) are communicated with the inside of the cylindrical mould (1);

a round cover plate (2) is locked and plugged on the front end opening of the cylindrical mold (1) through six bolts, and six T-shaped pull rods (3) are arranged on the top end section of a circle of support rods (101) close to the front end opening of the cylindrical mold (1) in a surrounding and penetrating mode;

two shaft sleeves are symmetrically welded at the top ends of the six mounting grooves (103), two sliding shafts (4) penetrate through and are inserted in the two shaft sleeves through spring pushing, and a driving part (5) penetrates through and is slidably mounted at the center position of a top plate of the six mounting grooves (103).

2. A forming die for a material in a plastic state according to claim 1, wherein: the cylindrical mold (1) further comprises

The head end sections of the two circles of the support rods (101) are fixedly welded with one gear ring (102);

and the left side and the right side of a circle of supporting rods (101) close to the opening position at the front end of the cylindrical die (1) are fixedly welded with the positioning shaft rods (104).

3. A forming die for a material in a plastic state according to claim 1, wherein: the cover plate (2) comprises a lifting ring (201), a circle of lifting ring (201) is welded on the outer ring of the circumference of the cover plate (2), and after the cover plate (2) is locked and positioned, the lifting ring (201) at six positions is opposite to the mounting groove (103) at six positions.

4. A forming die for a material in a plastic state according to claim 1, wherein: t shape pull rod (3) include connecting rod (301), six the tail end of T shape pull rod (3) all rotates and is connected with one department connecting rod (301), and all runs through on round bracing piece (101) that is close to cylindric mould (1) front end open position and has seted up one department's rectangular strip spout, and six connecting rod (301) pendulum changes and is located this six department's rectangular strip spouts.

5. A forming die for a material in a plastic state according to claim 1, wherein: the sliding shafts (4) comprise strip-shaped push plates (402), the front ends of six groups of sliding shafts (4) positioned at the top ends of six mounting grooves (103) are fixedly welded with one strip-shaped push plate (402), and the six strip-shaped push plates (402) slide forwards and correspondingly contact with six lifting rings (201) in a pushing mode.

6. A forming die for a material in a plastic state according to claim 5, characterized in that: the sliding shaft (4) further comprises pull rods (401), the left end section and the right end section of the six strip-shaped push plates (402) are respectively connected with one pull rod (401) in a rotating mode, and the pull rods (401) swing and rotate to be located on the left side and the right side of the front circle of support rods (101).

7. A forming die for a material in a plastic state according to claim 1, wherein: the driving part (5) comprises a transmission frame (501), the driving part (5) is formed by welding a six-edge sliding shaft and a U-shaped transmission frame (501) welded and supported at the top end of the six-edge sliding shaft together, and the six-edge sliding shaft is correspondingly matched with the mounting groove (103) in a penetrating and sliding mode.

8. A forming die for a material in a plastic state according to claim 7, wherein: the six transfer frames (501) are correspondingly matched with the sliding clamping sleeves of the six support rods (101) on the front side, and the tail ends of the two pull rods (401) which are arranged in a group are correspondingly connected with the tail ends of the left and right support rods of the transfer frames (501) in a rotating mode.

9. A forming die for a material in a plastic state according to claim 7, wherein: the driving part (5) further comprises arc-shaped push plates (502), the bottoms of the six hexagonal sliding shafts are fixedly welded with one arc-shaped push plate (502), and the six arc-shaped push plates (502) are plugged on the inner openings of the six mounting grooves (103) in a sliding mode.

10. A forming die for a material in a plastic state according to claim 1, wherein: six square supporting connecting rods are welded between the T-shaped pull rods (3) in an inclined mode, and the six connecting rods (301) penetrate through the tail ends of long sliding grooves in a circle of supporting rods (101) on the front side and are correspondingly connected with the middle sections of six sliding shafts on the six driving portions (5) in a rotating mode.