CN215238349U - Tapping mechanism for crevasses - Google Patents
Tapping mechanism for crevasses Download PDFInfo
- Publication number
- CN215238349U CN215238349U CN202120660634.5U CN202120660634U CN215238349U CN 215238349 U CN215238349 U CN 215238349U CN 202120660634 U CN202120660634 U CN 202120660634U CN 215238349 U CN215238349 U CN 215238349U
- Authority
- CN
- China
- Prior art keywords
- gear
- limiting block
- swing
- base
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a tapping mechanism of a crevasse, which comprises a motor base, a sliding block base, a gear base, a limiting block base, a rotary tooth core-pulling element, a swing limiting block, a swing positioning pin, a spring, a gear set, a motor and a mold insert; the motor drives the rotary tooth core-pulling piece to rotate positively through the gear set to tap teeth, and after tapping is completed, the motor drives the rotary tooth core-pulling piece to rotate reversely through the gear set to reset for a next mold product forming cut.
Description
Technical Field
The utility model relates to an injection mold especially relates to a tooth mechanism of attacking of breach.
Background
The plastic injection mold is a tool for producing plastic products and has wide application. In the injection molding of plastic products, because some plastic products have threads and crevasses, the plastic products can be formed only by matching the insert with the rotary tooth core-pulling piece, and in order to ensure the accuracy of the crevasses, the position of the rotary tooth core-pulling piece after rotation needs to be fixed, therefore, a mechanism for accurately positioning the rotary tooth core-pulling piece needs to be designed.
Disclosure of Invention
An object of the utility model is to provide a tooth mechanism is attacked of accurate breach of cooperation.
In order to achieve the above object, the technical solution of the present invention is:
the utility model relates to a tapping mechanism of a crevasse, which comprises a motor base, a sliding block base, a gear base, a limiting block base, a rotary tooth core-pulling element, a swing limiting block, a swing positioning pin, a spring, a gear set, a motor and a mold insert; the sliding block seat, the gear seat and the limiting block seat are sequentially fixed together, and the sliding block seat is connected to the die in a sliding mode; the motor base is fixed on the die, the motor is fixedly arranged on the motor base, an output shaft of the motor is connected with the rotary tooth core pulling piece through a gear set, one end of the rotary tooth core pulling piece is rotatably arranged in the limiting block base in a penetrating mode, the other end of the rotary tooth core pulling piece extends into the die cavity and is matched with the insert on the die, the insert is connected in the die in a sliding mode, the swing limiting block is fixedly sleeved on the middle of the rotary tooth core pulling piece, a notch is formed in the outer end of the swing limiting block, the outer end of the insert can be connected in a sliding mode and is matched with the notch in the outer end of the swing limiting block, a notch is formed in the inner end of the swing limiting block and abuts against one end of the swing positioning pin, the other end of the swing positioning pin is hinged to the limiting block base, the spring is arranged between the gear base and the limiting block base, and two ends of the spring respectively abut against the middle of the swing positioning pin and the limiting block base to form a force for inwards pressing the swing positioning pin, so that the swing positioning pin is in one-way abutting contact with the notch on the inner end of the swing limiting block.
The gear set comprises a driving gear and a driven gear; the driving gear is fixedly sleeved on an output shaft of the motor, the driven gear is rotatably installed in the gear seat through a bearing, and the driving gear is meshed with the driven gear.
The gear set comprises a driving gear, a first driven gear and more than two second driven gears; the driving gear is fixedly sleeved on an output shaft of the motor and meshed with a first driven gear, the first driven gear is respectively meshed with more than two second driven gears, and the first driven gear and the more than two second driven gears are rotatably arranged in the gear seat through bearings.
After the scheme is adopted, because the utility model discloses a motor cabinet, the take-up housing, the gear seat, the spacing block seat, rotatory tooth core pulling piece, the swing stopper, the swing locating pin, a spring, the gear train, including a motor, an end cap, a controller, and a cover plate, the motor drives rotatory tooth core pulling piece corotation through the gear train and attacks the tooth, attack the tooth and accomplish the back, for next mould product shaping breach, the motor drives rotatory tooth core pulling piece reversal through the gear train and resets, the breach of fixing on rotatory tooth core pulling piece swing stopper can lean on with the swing locating pin top, location swing locating pin, make rotatory tooth core pulling piece can with the mold insert accurate cooperation.
The invention will be further described with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is an isometric view of the present invention;
fig. 2 is an exploded perspective view of the present invention;
fig. 3 is a schematic view of the rotating tooth core pulling piece of the present invention cooperating with the swing stopper;
fig. 4 is a schematic view of the fitting of the rotary tooth core-pulling piece and the insert of the present invention.
Detailed Description
As shown in fig. 1-3, the utility model relates to a broken mouth attacks tooth mechanism, including motor cabinet 1, take out core piece 5, swing stopper 6, swing locating pin 7, spring 8, gear train 9, motor 10, mold insert 20 are taken out to slider seat 2, gear seat 3, stopper seat 4, rotatory tooth.
The sliding block seat 2, the gear seat 3 and the limiting block seat 4 are sequentially fixed together, and the sliding block seat 2 is connected to a die (not shown) in a sliding mode; the motor base 1 is fixed on a mould, the motor 10 is fixedly arranged on the motor base 1, an output shaft of the motor 10 is connected with the rotary tooth core pulling piece 5 through a gear set 9, one end of the rotary tooth core pulling piece 5 is rotatably arranged in the limiting block seat 4 in a penetrating way, the other end of the rotary tooth core pulling piece 5 extends into a cavity and is matched with an insert 20 on the mould (as shown in figure 4), the insert 20 is connected in the mould in a sliding way, the swing limiting block 6 is fixedly sleeved in the middle of the rotary tooth core pulling piece 5, a notch 61 is arranged at the outer end of the swing limiting block 6, the outer end of the insert 20 can be connected in a sliding way and matched with the notch 61 at the outer end of the swing limiting block 6, so that a broken opening is formed when a product is injected, the notch 62 at the inner end of the swing limiting block 6 is abutted against one end of the swing positioning pin 7, the other end of the swing positioning pin 7 is hinged on the limiting block seat 4, the spring 8 is arranged between the gear base 3 and the limiting block seat 4, the two ends of the spring 8 respectively abut against the middle of the swing positioning pin 7 and the limiting block seat 4 to form a force which inwardly abuts against the swing positioning pin 7, so that the swing positioning pin 7 is unidirectionally abutted against the notch 62 on the inner end of the swing limiting block 6, namely, the positioning pin 7 cannot limit the swing tooth core-pulling piece 5 in the forward rotation (clockwise) process, and when the swing tooth core-pulling piece 5 rotates in the reverse rotation (anticlockwise) process, the positioning pin 7 falls into the notch 62 on the inner end of the swing limiting block 6, so that the positioning pin 7 abuts against the notch 62 on the inner end of the swing limiting block 6, and at the moment, the swing tooth core-pulling piece 5 cannot rotate in the reverse rotation again, so that the notch 61 on the outer end of the limiting block 6 is conveniently in sliding connection with the outer end of the insert 20.
Referring to fig. 3, the gear set 9 includes a driving gear 91, a first driven gear 92, and two second driven gears 93; the driving gear 91 is fixedly sleeved on an output shaft of the motor 10, the driving gear 91 is meshed with a first driven gear 92, the first driven gear 92 is respectively meshed with two second driven gears 93, and the first driven gear 92 and the two second driven gears 93 are rotatably installed in the gear seat 3 through bearings. It should be noted that the number of the second driven gears 93 may be determined as needed, and in the present embodiment, the two rotary tooth core pulling members 5 may be driven simultaneously.
The utility model discloses a theory of operation:
when a product is injected, because the other end of the rotary tooth core-pulling piece 5 extends into a cavity and is matched with the insert 20 on the mold, a crevasse is formed on the product, after the injection molding is finished, tapping operation is carried out on the crevasse, the insert 20 is withdrawn, the motor 10 drives the rotary tooth core-pulling piece 5 to rotate forwards through the gear set 9, tapping is carried out on the crevasse position of the product through the tapping head on the swing limiting block 6, after the tapping is finished, for the next mold product to form the crevasse, the motor 10 drives the rotary tooth core-pulling piece 5 to rotate backwards through the gear set 9, so that the swing positioning pin 7 is clamped into the notch 62 on the inner end of the swing limiting block 6 to realize resetting, the notch 62 on the inner end of the swing limiting block 6 fixed on the rotary tooth core-pulling piece 5 is abutted against the swing positioning pin 7 to prevent the rotary tooth core-pulling piece 5 from rotating forwards and backwards, and at the moment, the notch 61 on the outer end of the limiting block 6 can be accurately matched with the insert 20, so that the next mould can be produced continuously.
The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited thereby, and all equivalent changes and modifications made within the scope of the claims and the specification should be considered within the scope of the present invention.
Claims (3)
1. The utility model provides a tooth mechanism is attacked to breach which characterized in that: the device comprises a motor base, a sliding block base, a gear base, a limiting block base, a rotary tooth core pulling piece, a swing limiting block, a swing positioning pin, a spring, a gear set, a motor and an insert; the sliding block seat, the gear seat and the limiting block seat are sequentially fixed together, and the sliding block seat is connected to the die in a sliding mode; the motor base is fixed on the die, the motor is fixedly arranged on the motor base, an output shaft of the motor is connected with the rotary tooth core pulling piece through a gear set, one end of the rotary tooth core pulling piece is rotatably arranged in the limiting block base in a penetrating mode, the other end of the rotary tooth core pulling piece extends into the die cavity and is matched with the insert on the die, the insert is connected in the die in a sliding mode, the swing limiting block is fixedly sleeved on the middle of the rotary tooth core pulling piece, a notch is formed in the outer end of the swing limiting block, the outer end of the insert can be connected in a sliding mode and is matched with the notch in the outer end of the swing limiting block, a notch is formed in the inner end of the swing limiting block and abuts against one end of the swing positioning pin, the other end of the swing positioning pin is hinged to the limiting block base, the spring is arranged between the gear base and the limiting block base, and two ends of the spring respectively abut against the middle of the swing positioning pin and the limiting block base to form a force for inwards pressing the swing positioning pin, so that the swing positioning pin is in one-way abutting contact with the notch on the inner end of the swing limiting block.
2. The tapping mechanism of a breach as claimed in claim 1, wherein: the gear set comprises a driving gear and a driven gear; the driving gear is fixedly sleeved on an output shaft of the motor, the driven gear is rotatably installed in the gear seat through a bearing, and the driving gear is meshed with the driven gear.
3. The tapping mechanism of a breach as claimed in claim 2, wherein: the gear set comprises a driving gear, a first driven gear and more than two second driven gears; the driving gear is fixedly sleeved on an output shaft of the motor and meshed with a first driven gear, the first driven gear is respectively meshed with more than two second driven gears, and the first driven gear and the more than two second driven gears are rotatably arranged in the gear seat through bearings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120660634.5U CN215238349U (en) | 2021-03-31 | 2021-03-31 | Tapping mechanism for crevasses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120660634.5U CN215238349U (en) | 2021-03-31 | 2021-03-31 | Tapping mechanism for crevasses |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215238349U true CN215238349U (en) | 2021-12-21 |
Family
ID=79506970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120660634.5U Active CN215238349U (en) | 2021-03-31 | 2021-03-31 | Tapping mechanism for crevasses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215238349U (en) |
-
2021
- 2021-03-31 CN CN202120660634.5U patent/CN215238349U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111300758B (en) | Screw thread core-pulling mechanism and injection mold | |
| CN1986192A (en) | Plastic injecting mold | |
| CN110239044B (en) | Clamping structure for injection mold | |
| CN215238349U (en) | Tapping mechanism for crevasses | |
| CN211518310U (en) | Mechanical synchronous driving screw tooth core-pulling mechanism | |
| CN1951668B (en) | Plastic jet mould | |
| CN111016076A (en) | Injection mould thread demoulding mechanism | |
| CN107081880A (en) | Injection mold worm and gear secondary core-pulling mechanism | |
| JP2006116961A (en) | Successive numbering of product obtained by injection | |
| JP2838772B2 (en) | Injection mold equipment | |
| CN209987324U (en) | Slider thread-removing injection mold | |
| JP5661958B1 (en) | Core drive device and injection molding machine | |
| JP6420927B1 (en) | Semi-automatic reversing insert module for plug mold | |
| KR100772029B1 (en) | Apparatus for forming screw of mold | |
| CN214687639U (en) | Anti-blocking injection molding machine | |
| CN212021553U (en) | Rotary demolding mechanism | |
| KR20010087147A (en) | Cold forging method and device | |
| CN211440980U (en) | Screw thread drawing driver | |
| CN207120446U (en) | Injection mold worm and gear secondary core-pulling mechanism | |
| CN111204015A (en) | Bottle cap injection mold with quickly-positioned adjustable thread start teeth | |
| CN217098712U (en) | Die structure with front die capable of twisting tooth and withdrawing core | |
| CN210999822U (en) | Be applied to injection mold's time delay secondary structure of loosing core | |
| JP2013052528A (en) | Press molding device of molten resin | |
| CN214773788U (en) | Special-shaped end face sliding block tooth advancing and retreating structure | |
| CN210190417U (en) | Integral ejection die for arc core-pulling and tooth-twisting |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |