CN213648441U

CN213648441U - Automatic injection mold of drawing of patterns

Info

Publication number: CN213648441U
Application number: CN202021383696.8U
Authority: CN
Inventors: 王权兵
Original assignee: Guangdong Galanz Enterprises Co Ltd; Zhongshan Galanz Consumer Electric Appliances Co Ltd
Current assignee: Guangdong Galanz Enterprises Co Ltd; Zhongshan Galanz Consumer Electric Appliances Co Ltd
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-07-09
Anticipated expiration: 2030-07-14

Abstract

An injection mold capable of automatically demolding comprises a mold body and a motor, wherein the mold body comprises a lower mold body, a mold core and a second supporting plate are arranged on the lower mold body, an adjusting assembly is arranged on one side of the second supporting plate, a transmission mechanism is arranged in the lower mold body, the adjusting assembly comprises a fixed seat and a base plate, a fixed plate is arranged on one side of the fixed seat, the motor is arranged on the fixed plate, fasteners are respectively arranged among the fixed seat, the fixed plate and the base plate, and the fixed seat and the fixed plate are respectively adjusted in distance on the base plate through the fasteners; an insert pin is arranged in the mold core; after the mold is opened, the injection molding piece is positioned and stopped rotating through the insert pin, and the motor drives the transmission mechanism to rotate so as to realize automatic demolding of the injection molding piece. Effectively solve the production of moulding plastics in the screw thread mouth and drape over one's shoulders cutting edge of a knife or a sword, processingquality is high, simultaneously, the staff need not manual drawing of patterns, and working strength is less, forms automated production, and production efficiency is higher. The utility model has the characteristics of simple structure, product quality are good, production efficiency is high, the practicality is strong etc.

Description

Automatic injection mold of drawing of patterns

Technical Field

The utility model relates to a mould, in particular to automatic injection mold of drawing of patterns.

Background

In the traditional injection mold design, the mold thread structure part realizes automation through linkage demoulding of an oil cylinder or a hydraulic motor driving gear. But the requirements on the processing and assembling precision of the die are high, the threaded insert is easy to scrub and burn, burrs are easy to generate at a threaded opening, the maintenance rate of the die is high, the service life is short, and the like.

Chinese patent document No. CN210523795U discloses a novel full-automatic thread demoulding mechanism in 2019, month 10 and month 16, which specifically discloses a full-automatic thread demoulding mechanism comprising a motor and a transmission chain, wherein a motor seat is sleeved on the surface of the motor, a first transmission shaft is arranged on the left side of the motor seat, sprockets are sleeved on both the output end of the motor and the surface of the first transmission shaft, the two sprockets are in transmission connection through the transmission chain, a first bearing is sleeved on the bottom of the surface of the first transmission shaft, a main gear is sleeved on the surface of the first transmission shaft and positioned on the top of the sprockets, balancing rods are arranged on both sides of the main gear, a pinion and a second bearing are sequentially sleeved on the surfaces of the balancing rods from bottom to top, second transmission shafts are arranged on the front side and the rear side of the pinion, a sub-gear and a third bearing are sequentially sleeved on the surfaces of the second transmission shafts from bottom to top, the surface of the main, the top of the second transmission shaft is fixedly connected with a tooth insert, and the surface of the tooth insert is sleeved with a tooth insert sleeve. However, the motor seat and the first transmission shaft are in chain transmission, the chain transmission is easy to loosen after being used for a period of time, the chain is also worn after being used for a long time, the whole transmission shaft needs to be disassembled after the chain is disassembled, the working efficiency is low, and the reassembling precision is difficult to guarantee.

Therefore, further improvements are desired.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a simple structure, product quality are good, production efficiency is high, the practicality is strong, improve degree of automation, effectively solve the injection mold of the automatic drawing of patterns of the screw thread mouth draped over one's shoulders cutting edge of a knife or a sword in the injection molding production to overcome the weak point among the prior art.

According to the automatic injection mold of drawing of patterns of this purpose design, including mould body and motor, the mould body include die body down, be provided with core and second layer board, its characterized in that on the die body down: an adjusting assembly is arranged on one side of the second supporting plate, a transmission mechanism is arranged in the lower die body, the adjusting assembly comprises a fixed seat and a base plate, a fixed plate is arranged on one side of the fixed seat, a motor is arranged on the fixed plate, fasteners are respectively arranged among the fixed seat, the fixed plate and the base plate, and the fixed seat and the fixed plate respectively adjust the distance on the base plate through the fasteners; an insert pin is arranged in the mold core; after the mold is opened, the injection molding piece is positioned and stopped rotating through the insert pin, and the motor drives the transmission mechanism to rotate so as to realize automatic demolding of the injection molding piece.

The fixing seats are at least two, screws are arranged between the at least two fixing seats and the second supporting plate, and the at least two fixing seats are fixed on one side of the second supporting plate through the screws respectively.

The lower die body is also provided with a first supporting plate, the transmission mechanism comprises a first chain wheel, a chain and a transmission shaft, and the transmission shaft is fixed between the first supporting plate and the second supporting plate; transmission shaft one end is provided with first step axle, and the other end is provided with second step axle, and first step axle and second step axle circumference are provided with the key, and first step axle tip cover is equipped with the second sprocket, and first step axle, key are connected with the cooperation of second sprocket respectively, second sprocket one end is provided with first packing ring, is provided with the screw between first packing ring, second sprocket and the first step axle, and the screw passes first packing ring, second sprocket and first step axle fastening connection in proper order, motor one end is provided with the pivot, and pivot circumference is provided with the key, and pivot, key respectively with first sprocket cooperation, the chain respectively with first sprocket and second sprocket meshing, when the motor starts, first sprocket passes through the key rotation, and drive chain makes the second sprocket rotate.

The first step shaft and the second step shaft are respectively sleeved with a deep groove ball bearing, one end of the first step shaft is provided with a second gasket and a third gasket, a through hole is formed in the third gasket, a screw is arranged between the through hole and the second supporting plate, and the third gasket is connected with the second supporting plate after the screw penetrates through the through hole.

The second step shaft sleeve is provided with a first gear matched with the key, and one end of the first gear is provided with a fourth gasket.

Drive mechanism still includes the shaping axle, the shaping axle is provided with more than one at least, and more than one shaping axle one end is provided with third step axle, and the other end is provided with the fourth step axle, third step axle and fourth step axle are equipped with deep groove ball bearing respectively the cover, third step axle circumference is provided with the key, third step axle set up with key complex second gear, second gear one end is provided with the fifth packing ring, and wherein, the second step axle passes through the key and drives first gear, first gear and second gear meshing, and the second gear passes through key and third step axle linkage.

The fourth stepped shaft sleeve is provided with a first thrust ball bearing and a second thrust ball bearing, a sixth gasket is arranged between the first thrust ball bearing and the deep groove ball bearing, one end of the second thrust ball bearing is provided with a seventh gasket, screws are arranged among the seventh gasket, the second thrust ball bearing and the fourth stepped shaft, and the screws penetrate through the seventh gasket and the second thrust ball bearing and then are fixedly connected with the fourth stepped shaft.

The end part of the third stepped shaft is provided with a thread insert, and one end of the thread insert is provided with a thread.

The length of the insert pin is greater than or equal to the length of the thread.

The utility model discloses an automatic injection mold of drawing of patterns, adjusting part includes fixing base and backing plate, fixing base one side is provided with the fixed plate, the motor sets up on the fixed plate, a fixed base, be provided with the fastener between fixed plate and the backing plate respectively, a fixed base, the fixed plate is respectively through the fastener adjusting distance on the backing plate, so that follow-up sprocket, the assembly error and the change of chain, after the die sinking, the goods are through inlaying the needle location spline, driving motor, first sprocket passes through the key and rotates, first sprocket passes through the chain and drives the second sprocket rotation, the second sprocket drives the axis of rotation and rotates, epaxial first gear of rotation rotates along with the axis of rotation, first gear and second gear meshing, it is rotatory that the second gear drives the shaping axle, in order to realize that the injection molding is. Effectively solve the production of moulding plastics in the screw thread mouth and drape over one's shoulders cutting edge of a knife or a sword, processingquality is high, simultaneously, the staff need not manual drawing of patterns, and working strength is less, forms automated production, and production efficiency is higher. The device has the characteristics of simple structure, good product quality, high production efficiency, strong practicability and the like.

Drawings

Fig. 1 is a schematic view of a first viewing angle assembly structure according to an embodiment of the present invention.

Fig. 2 is a schematic view of an assembly structure of a transmission shaft and a forming shaft according to an embodiment of the present invention.

Fig. 3 is a schematic view of a second view angle assembly structure according to an embodiment of the present invention.

Fig. 4 is an exploded schematic view of a transmission shaft according to an embodiment of the present invention.

Fig. 5 is an exploded view of a forming shaft according to an embodiment of the present invention.

Fig. 6 is a schematic view of an assembly structure of the first sprocket, the second sprocket and the chain according to an embodiment of the present invention.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 6 is:

1-motor, 2-core, 3-second pallet, 4-first pallet, 5-fixed seat, 6-backing plate, 7-fixed plate, 8-insert pin, 9-first sprocket, 10-chain, 11-transmission shaft, 11.1-first step shaft, 11.2-second step shaft, 12-key, 13-second sprocket, 14-first washer, 15-deep groove ball bearing, 16-second washer, 17-third washer, 17.1-through hole, 18-first gear, 19-fourth washer, 20-formed shaft, 20.1-third step shaft, 20.2-fourth step shaft, 21-second gear, 22-fifth washer, 23-first thrust ball bearing, 24-second thrust ball bearing, 25-sixth washer, 26-seventh gasket, 27-threaded insert, 28-cavity, 29-sprue, 30-nozzle, 31-spring, 32-insert.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1-6, the injection mold with automatic demolding comprises a mold body and a motor 1, wherein the mold body comprises an upper mold body and a lower mold body, a cavity 28 is formed in one side of the upper mold body, an insert 32 is arranged in the cavity 28, a spring 31 is arranged at one end of the insert 32, a sprue 29 and a water gap 30 are arranged on the other side of the upper mold body, the mold body comprises the lower mold body, a mold core 2 and a second supporting plate 3 are arranged on the lower mold body, an adjusting assembly is arranged on one side of the second supporting plate 3, a transmission mechanism is arranged in the lower mold body, the adjusting assembly comprises a fixed seat 5 and a backing plate 6, a fixed plate 7 is arranged on one side of the fixed seat 5, the motor 1 is arranged on the fixed plate 7, fasteners are respectively arranged among the fixed seat; so as to adjust the assembly error of the subsequent chain wheel and chain, and the insert pin 8 is arranged in the mold core 2; after the injection molding is finished, the injection molding product is molded, when the mold is opened, the spring 31 drives the cavity insert 32 to pop up, part of the water gap 30 of the sprue bushing 29 is removed, the water gap 30 and the injection molding product are remained on the mold core 2, after the mold is opened, the injection molding part is positioned and stopped rotating through the insert pin 8, and the motor 1 drives the transmission mechanism to rotate, so that the injection molding part is automatically demolded. Effectively solve the production of moulding plastics in the screw thread mouth and drape over one's shoulders cutting edge of a knife or a sword, processingquality is high, simultaneously, the staff need not manual drawing of patterns, and working strength is less, forms automated production, and production efficiency is higher. The device has the characteristics of simple structure, good product quality, high production efficiency, strong practicability and the like.

Referring to fig. 1 and 3, at least two fixing seats 5 are provided, screws are provided between the at least two fixing seats 5 and the second supporting plate 3, and the at least two fixing seats 5 are respectively fixed on one side of the second supporting plate 3 through the screws.

Referring to fig. 2, a first supporting plate 4 is further arranged on the lower die body, the transmission mechanism comprises a first chain wheel 9, a chain 10 and a transmission shaft 11, and the transmission shaft 11 is fixed between the first supporting plate 4 and the second supporting plate 3; one end of a transmission shaft 11 is provided with a first step shaft 11.1, the other end is provided with a second step shaft 11.2, keys 12 are circumferentially arranged on the first step shaft 11.1 and the second step shaft 11.2, a second chain wheel 13 is sleeved at the end part of the first step shaft 11.1, the first step shaft 11.1 and the keys 12 are respectively matched and connected with the second chain wheel 13, one end of the second chain wheel 13 is provided with a first gasket 14, screws are arranged among the first gasket 14, the second chain wheel 13 and the first step shaft 11.1, the screws sequentially penetrate through the first gasket 14 and the second chain wheel 13 to be tightly connected with the first step shaft 11.1, one end of a motor 1 is provided with a rotating shaft 1.1, the key 12 is circumferentially arranged on the rotating shaft 1.1, the rotating shaft 1.1 and the keys 12 are respectively matched with the first chain wheel 9, the chain 10 is respectively meshed with the first chain wheel 9 and the second chain wheel 13, when the, the first sprocket 9 is rotated by the key 12 and the drive chain 10 rotates the second sprocket 13. In practice, the first sprocket 9 and the second sprocket 13 may also be connected by a pulley.

Referring to fig. 1 and 4, the first stepped shaft 11.1 and the second stepped shaft 11.2 are respectively sleeved with a deep groove ball bearing 15, one end of the first stepped shaft 11.1 is provided with a second gasket 16 and a third gasket 17, a through hole 17.1 is formed in the third gasket 17, a screw is arranged between the through hole 17.1 and the second supporting plate 3, and after the screw passes through the through hole 17.1, the third gasket 17 is connected with the second supporting plate 3.

Referring to fig. 1 and 4, the second stepped shaft 11.2 is sleeved with a first gear 18 matched with the key 12, and one end of the first gear 18 is provided with a fourth washer 19.

Referring to fig. 2 and 5, the transmission mechanism further includes a forming shaft 20, the forming shaft 20 is provided with six, one end of each of the six forming shafts 20 is provided with a third stepped shaft 20.1, the other end of each of the six forming shafts is provided with a fourth stepped shaft 20.2, the third stepped shaft 20.1 and the fourth stepped shaft 20.2 are respectively sleeved with a deep groove ball bearing 15, the third stepped shaft 20.1 is circumferentially provided with a key 12, the third stepped shaft 20.1 is provided with a second gear 21 matched with the key 12, one end of the second gear 21 is provided with a fifth washer 22, wherein the second stepped shaft 11.2 drives the first gear 18 through the key 12, the first gear 18 is meshed with the second gear 21, and the second gear 21 is linked with the third stepped shaft 20.1 through the key 12.

Referring to fig. 2 and 5, a first thrust ball bearing 23 and a second thrust ball bearing 24 are sleeved on the fourth stepped shaft 20.2, a sixth gasket 25 is arranged between the first thrust ball bearing 23 and the deep groove ball bearing 15, a seventh gasket 26 is arranged at one end of the second thrust ball bearing 24, a screw is arranged among the seventh gasket 26, the second thrust ball bearing 24 and the fourth stepped shaft 20.2, and the screw penetrates through the seventh gasket 26 and the second thrust ball bearing 24 and then is tightly connected with the fourth stepped shaft 20.2.

The end of the third stepped shaft 20.1 is provided with a threaded insert 27, and one end of the threaded insert 27 is provided with a thread.

Referring to fig. 3, the insert pin 8 has a length greater than or equal to the thread length.

The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, all of which are intended to be covered by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an automatic injection mold of drawing of patterns, includes mould body and motor (1), the mould body include die body down, be provided with core (2) and second layer board (3), its characterized in that on the die body down: an adjusting assembly is arranged on one side of the second supporting plate (3), a transmission mechanism is arranged in the lower die body, the adjusting assembly comprises a fixed seat (5) and a base plate (6), a fixed plate (7) is arranged on one side of the fixed seat (5), the motor (1) is arranged on the fixed plate (7), fasteners are respectively arranged among the fixed seat (5), the fixed plate (7) and the base plate (6), and the fixed seat (5) and the fixed plate (7) respectively adjust the distance on the base plate (6) through the fasteners; an insert pin (8) is arranged in the mold core (2); after the mold is opened, the injection molding part is positioned and stopped rotating through the insert pin (8), and the motor (1) drives the transmission mechanism to rotate so as to realize automatic demolding of the injection molding part.

2. The automatic demolding injection mold of claim 1, wherein: the number of the fixing seats (5) is at least two, screws are arranged between the at least two fixing seats (5) and the second supporting plate (3), and the at least two fixing seats (5) are fixed on one side of the second supporting plate (3) through the screws respectively.

3. The automatic demolding injection mold of claim 1, wherein: a first supporting plate (4) is further arranged on the lower die body, the transmission mechanism comprises a first chain wheel (9), a chain (10) and a transmission shaft (11), and the transmission shaft (11) is fixed between the first supporting plate (4) and the second supporting plate (3); one end of the transmission shaft (11) is provided with a first stepped shaft (11.1), the other end of the transmission shaft is provided with a second stepped shaft (11.2), keys (12) are circumferentially arranged on the first stepped shaft (11.1) and the second stepped shaft (11.2), a second chain wheel (13) is sleeved at the end part of the first stepped shaft (11.1), the first stepped shaft (11.1) and the keys (12) are respectively matched and connected with the second chain wheel (13), one end of the second chain wheel (13) is provided with a first gasket (14), screws are arranged among the first gasket (14), the second chain wheel (13) and the first stepped shaft (11.1), the screws sequentially penetrate through the first gasket (14) and the second chain wheel (13) to be tightly connected with the first stepped shaft (11.1), one end of the motor (1) is provided with a rotating shaft (1.1), the keys (12) are circumferentially arranged on the rotating shaft (1.1) and the keys (12) are respectively matched with the first chain wheel (9), the chain (10) is respectively meshed with the first chain wheel (9) and the second chain wheel (13), and when the motor (1) is started, the first chain wheel (9) rotates through the key (12) and drives the chain (10) to rotate the second chain wheel (13).

4. The automatic demolding injection mold of claim 3, wherein: first step shaft (11.1) and second step shaft (11.2) are equipped with deep groove ball bearing (15) respectively in the cover, and first step shaft (11.1) one end is provided with second packing ring (16), third packing ring (17), is provided with through-hole (17.1) in third packing ring (17), is provided with the screw between through-hole (17.1) and second layer board (3), and after the screw passed through-hole (17.1), third packing ring (17) was connected with second layer board (3).

5. The automatic demolding injection mold of claim 4, wherein: the second step shaft (11.2) is sleeved with a first gear (18) matched with the key (12), and one end of the first gear (18) is provided with a fourth gasket (19).

6. The automatic demolding injection mold of claim 1, wherein: the transmission mechanism further comprises a forming shaft (20), wherein the forming shaft (20) is at least provided with more than one, one end of the more than one forming shaft (20) is provided with a third stepped shaft (20.1), the other end of the more than one forming shaft is provided with a fourth stepped shaft (20.2), the third stepped shaft (20.1) and the fourth stepped shaft (20.2) are respectively sleeved with a deep groove ball bearing (15), the third stepped shaft (20.1) is circumferentially provided with a key (12), the third stepped shaft (20.1) is provided with a second gear (21) matched with the key (12), one end of the second gear (21) is provided with a fifth gasket (22), the second stepped shaft (11.2) drives the first gear (18) through the key (12), the first gear (18) is meshed with the second gear (21), and the second gear (21) is linked with the third stepped shaft (20.1) through the key (12).

7. The automatic demolding injection mold of claim 6, wherein: fourth step shaft (20.2) cover is equipped with first thrust ball bearing (23) and second thrust ball bearing (24), is provided with sixth packing ring (25) between first thrust ball bearing (23) and deep groove ball bearing (15), and second thrust ball bearing (24) one end is provided with seventh packing ring (26), is provided with the screw between seventh packing ring (26), second thrust ball bearing (24) and fourth step shaft (20.2), and the screw passes behind seventh packing ring (26), second thrust ball bearing (24) and fourth step shaft (20.2) fastening connection.

8. The automatic demolding injection mold of claim 6, wherein: a thread insert (27) is arranged at the end part of the third stepped shaft (20.1), and a thread is arranged at one end of the thread insert (27).

9. The automatic demolding injection mold of claim 8, wherein: the length of the insert pin (8) is larger than or equal to the length of the thread.