CN210233826U - Injection mold for internal thread bottle cap - Google Patents

Injection mold for internal thread bottle cap Download PDF

Info

Publication number
CN210233826U
CN210233826U CN201920950351.7U CN201920950351U CN210233826U CN 210233826 U CN210233826 U CN 210233826U CN 201920950351 U CN201920950351 U CN 201920950351U CN 210233826 U CN210233826 U CN 210233826U
Authority
CN
China
Prior art keywords
plate
core
movable mould
injection mold
driving
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
Application number
CN201920950351.7U
Other languages
Chinese (zh)
Inventor
Yibin Zhang
张一斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangzhou Aoyingri Chemical Packaging Products Co ltd
Original Assignee
Guangzhou Aoyingri Chemical Packaging Products Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangzhou Aoyingri Chemical Packaging Products Co ltd filed Critical Guangzhou Aoyingri Chemical Packaging Products Co ltd
Priority to CN201920950351.7U priority Critical patent/CN210233826U/en
Application granted granted Critical
Publication of CN210233826U publication Critical patent/CN210233826U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to an internal thread bottle lid injection mold, including movable mould head and cover half head, the cover half head is including the cover half bedplate that sets gradually, takes off and waters board, fixed die plate and die cavity board, the movable mould head includes movable mould board, backup pad and movable mould bedplate, the movable mould bedplate sets up and is connected with the cushion of relative setting with the backup pad interval, be equipped with push rod fixed plate and push pedal between movable mould bedplate and the backup pad, the overhead automatic thread tightening mechanism that takes off that is equipped with of movable mould, the automatic thread tightening mechanism that takes off includes the drive mechanism and the driven actuating cylinder that drives of the drive mechanism that rotate the screw core of being connected, connecting thread core with the movable mould head. The utility model discloses damage to the injection molding is less when having the screw core and unscrewing, and processing quality is high, and simultaneously, the staff need not manual drawing of patterns, and working strength is less, forms automated production, the higher effect of production efficiency.

Description

Injection mold for internal thread bottle cap
Technical Field
The utility model belongs to the technical field of the technique of injection mold mechanism and specifically relates to an internal thread bottle lid injection mold is related to.
Background
At present, the screw thread on the working of plastics divide into internal thread and external screw thread, and usually, the internal thread on the working of plastics is with the shaping of screw thread core, and the external screw thread is with the shaping of screw thread type ring, because the particularity of screw thread, has the mould structure complicacy in injection moulding's production process, the actual problem of product drawing of patterns difficulty.
In the prior art, a plastic part is demolded in a mode of forced demolding or manual demolding outside a mold by making a threaded core into a movable insert, and the plastic part is easily damaged by forced demolding; the threaded core is made into the movable insert, and although the mold is simple in structure, the production efficiency is low, the labor intensity of workers is high, and automatic operation is not easy to realize.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a production efficiency is high, and staff intensity of labour is lower and easily realize the internal thread bottle lid injection mold of automated operation.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides an internal thread bottle lid injection mold, includes movable mould head and cover half head, the cover half head is including the cover half bedplate that sets gradually, takes off and waters board, fixed die plate and die cavity board, the movable mould head includes movable mould board, backup pad and movable mould bedplate, the movable mould bedplate sets up and is connected with the cushion of relative setting with the backup pad interval, be equipped with push rod fixed plate and push pedal between movable mould bedplate and the backup pad, the overhead automatic thread tightening mechanism that takes off that is equipped with of movable mould, automatic thread tightening mechanism include with the movable mould head rotate the drive actuating cylinder that drives of the screw core of being connected, connecting thread core and drive transmission mechanism transmission.
Through adopting above-mentioned technical scheme, make the injection molding shaping back, the screw core drives actuating cylinder and drives the driven effect of drive mechanism and rotate and leave fashioned injection molding in step along with the die sinking action of mould under, and the damage to the injection molding is less when the screw core back-out, and processingquality is high, and simultaneously, the staff need not manual drawing of patterns, and working strength is less, forms automated production, and production efficiency is higher.
Preferably, drive mechanism includes first rotation pole, first rotation pole runs through push rod fixed plate and push pedal and the both ends of first rotation pole and rotates respectively and connect in movable mould bedplate and backup pad, be connected with one-level driving gear on the first rotation pole between push pedal and the movable mould bedplate, be connected with second grade driving gear on the first rotation pole between backup pad and the push rod fixed plate, the one end rotation of screw core die head is fixed with the core driving gear with second grade driving gear meshing on connecting in the backup pad and screw core dorsad.
Through adopting above-mentioned technical scheme, rotate through the first drive rod of control and make the screw core rotate in step, realize the action of screw core synchronous revolution in the die sinking process, control mode is simple, easily makes the mould carry out automated operation.
Preferably, the supporting plate is rotatably connected with a second rotating rod, one end of the second rotating rod extends out towards the moving die base plate, and one end of the second rotating rod, which faces towards the moving die base plate, is fixedly provided with a third-level transmission gear meshed with the core transmission gear.
By adopting the technical scheme, the transmission mechanism can be suitable for a die with multiple cavities, the three-stage transmission gear can be meshed with other core transmission gears, and the application range is wide.
Preferably, the second dwang is located the center of backup pad, the screw core has four and the equipartition around the second dwang, four all be fixed with on the screw core with tertiary driving tooth meshing's core driving tooth.
By adopting the technical scheme, the transmission mechanism can be suitable for one-die four-cavity dies, and the transmission efficiency is higher.
Preferably, the bottom of the push plate is provided with a rack meshed with the primary transmission gear, and a piston rod of the driving cylinder is fixed at one end of the rack.
By adopting the technical scheme, the driving cylinder drives the rack to move radially, and the rack drives the primary transmission gear to rotate, so that the radial movement is converted into circumferential rotation.
Preferably, the push pedal bottom is fixed with a driving plate, it has the gliding spout of messenger's rack to open on the driving plate, the cover is equipped with C type copper on the spout.
Through adopting above-mentioned technical scheme, make the driving plate carry on spacingly to the rack, the dislocation of prevention rack atress improves drive mechanism's transmission efficiency.
Preferably, the C-shaped copper plate is provided with a lubricating groove for placing graphite.
Through adopting above-mentioned technical scheme, when making the rack slide in the spout, the graphite in the lubrication groove oozes, plays lubricated effect, reduces the frictional force between rack and the C type copper.
Preferably, the push plate is provided with a cylinder fixing frame, and the driving cylinder is connected to the cylinder fixing frame.
Through adopting above-mentioned technical scheme, setting up of cylinder mount has prolonged the distance that drives actuating cylinder and promote the rack, has further prolonged the transmission distance between rack and the one-level driving gear.
Preferably, the stroke distance of the driving cylinder is a, the length from the meshing part of the rack and the primary transmission gear to the end part of the rack close to one end of the driving cylinder is b, the effective length of the thread on the threaded core is c, and a is more than or equal to b and more than or equal to c.
Through adopting above-mentioned technical scheme, make the rack after the distance that actuating cylinder promoted to march, the screw thread section of injection molding is rolled out in step to the screw core, and the cooperation is inseparable, and work efficiency is higher.
Preferably, triangular grooves are formed in four corners of one side of the supporting plate and the movable die plate, which is back to the movable die base plate, and four corners of one side of the casting removing plate, which is back to the fixed die base plate.
By adopting the technical scheme, when the cast-off plate and the fixed die plate, the movable die plate and the die cavity plate, and the supporting plate and the movable die plate are bonded together due to leakage or large stress of molten plastic, a worker can use a tool to insert into the triangular groove to apply force to separate adjacent plates, the working strength of the worker is reduced, and the damage to the die body is small when the plates are separated.
To sum up, the utility model discloses a beneficial technological effect does:
the arrangement of the transmission mechanism of the threaded core enables the threaded bottle cap injection molding process to be simple, convenient to operate and high in production efficiency, the threaded core can be automatically demolded, damage to injection molding parts is small when the threaded core is unscrewed, manual demolding is not needed for workers, working strength is low, automatic production is formed, and production efficiency is high.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the present invention hidden behind the supporting plate for showing the transmission structure.
Fig. 3 is a schematic diagram for showing the fitting relationship of the primary gear teeth and the rack.
Fig. 4 is a schematic view for showing the overall structure of the drive plate.
In the figure, 1, a fixed mold base plate; 2. removing the casting plate; 3. fixing a template; 4. a cavity plate; 5. moving the template; 6. a support plate; 7. a movable mould seat plate; 8. cushion blocks; 9. pushing the plate; 10. a push rod fixing plate; 11. a triangular groove; 101. a threaded core; 102. a driving cylinder; 103. a rack; 104. a first rotating lever; 105. a core drive tooth; 106. a primary gear; 107. a secondary transmission gear; 108. three-stage transmission gear; 109. a drive plate; 110. a C-shaped copper plate; 111. a lubrication groove; 112. air cylinder mount.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses an internal thread bottle lid injection mold, including movable mould head and cover half head, the cover half head is including the cover half bedplate 1 that sets gradually, take off and water board 2, fixed die plate 3 and die cavity board 4, the movable mould head includes movable mould board 5, backup pad 6 and movable mould bedplate 7, movable mould bedplate 7 sets up and is connected with the cushion 8 of relative setting with 6 intervals of backup pad, be equipped with push rod fixed plate 10 and push pedal 9 between movable mould bedplate 7 and the backup pad 6, leave push rod fixed plate 10 and push pedal 9 reciprocating motion's clearance between movable mould bedplate 7 and the backup pad 6.
Triangular grooves 11 are formed in four corners of one side of the supporting plate 6 and the movable mould plate 5, which is back to the movable mould base plate 7, and four corners of one side of the demoulding and pouring plate 2, which is back to the fixed mould base plate 1.
The movable mould head is provided with an automatic thread-off mechanism, and the automatic thread-off mechanism comprises a threaded core 101 rotationally connected with the movable mould head, a transmission mechanism connected with the threaded core 101 and a driving cylinder 102 driven by the transmission mechanism.
As can be seen from fig. 1 and 2, the transmission mechanism includes a first rotating rod 104 penetrating through the push rod fixing plate 10 and the push plate 9 and having two ends respectively rotatably connected to the movable mold base plate 7 and the support plate 6, a first-stage transmission tooth 106 is connected to the first rotating rod 104 between the push plate 9 and the movable mold base plate 7, a second-stage transmission tooth 107 is connected to the first rotating rod 104 between the support plate 6 and the push rod fixing plate 10, a second rotating rod is rotatably connected to the center of the support plate 6, one end of the second rotating rod extends toward the movable mold base plate 7, a third-stage transmission tooth 108 engaged with the core transmission tooth 105 is fixed to one end of the second rotating rod toward the movable mold base plate 7, four threaded cores 101 are uniformly distributed around the second rotating rod, one end of the threaded core 101 opposite to the fixed mold head is rotatably connected to the support plate 6 and a transmission core tooth 105 engaged with the, the second swivelling levers are not shown in the figures.
As can be seen from fig. 1 to 3, a rack 103 engaged with the primary gear 106 is disposed at the bottom of the push plate 9, an air cylinder fixing frame 112 for placing the driving air cylinder 102 is disposed at one end of the push plate 9 close to the primary gear 106, and a piston rod of the driving air cylinder 102 is fixed at an end of the rack 103 close to one end of the driving air cylinder 102; the stroke distance of the driving cylinder 102 is a, the length from the meshing part of the rack 103 and the primary transmission gear 106 to the end part of the rack 103 close to one end of the driving cylinder 102 is b, the effective length of the thread on the screw core 101 is c, and a is more than or equal to b and more than or equal to c.
As can be seen from fig. 3 and 4, the bottom of the push plate 9 is provided with a transmission plate 109 in which the racks 103 are mutually matched, the transmission plate 109 is provided with a sliding groove for sliding the racks 103, the sliding groove is sleeved with a C-shaped copper plate 110, the C-shaped copper plate 110 is provided with a lubricating groove 111 for placing graphite, and the graphite seeps out to play a role in lubrication when the racks 103 slide in the sliding groove.
The implementation principle of the embodiment is as follows: after an injection molding piece is molded, the mold is opened, in the mold opening process, the driving air cylinder 102 pushes the rack 103 to move along the radial direction, the rack 103 drives the first-stage transmission gear 106 to do circular motion, the second-stage transmission gear 107 rotates, the second-stage transmission gear 107 drives the core transmission gear 105 meshed with the second-stage transmission gear to rotate, the core transmission gear 105 drives the third-stage transmission gear 108 meshed with the core transmission gear to rotate, the third-stage transmission gear 108 drives the other three core transmission gears 105 meshed with the third-stage transmission gear to rotate, the core transmission gear 105 drives the threaded core 101 to rotate and unscrew along the threaded section of the injection molding piece, when the driving air cylinder 102 pushes the rack 103 to the limit position, the threaded core 101 completely unscrews out the threaded section of the injection molding piece, and meanwhile, the mold; the driving cylinder 102 resets to drive the rack 103 to reset, the primary transmission gear 106 reversely rotates to drive the tertiary transmission gear 108 and the core transmission gear 105 to reversely rotate, the threaded core 101 resets, and the operation of the next injection molding piece is repeated.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (10)

1. The utility model provides an internal thread bottle lid injection mold, includes movable die head and decides the die head, its characterized in that: the fixed die head comprises a fixed die base plate (1), a cast-off plate (2), a fixed die plate (3) and a cavity plate (4) which are sequentially arranged, the movable die head comprises a movable die plate (5), a supporting plate (6) and a movable die base plate (7), the movable die base plate (7) and the supporting plate (6) are arranged at intervals and are connected with cushion blocks (8) which are oppositely arranged, a push rod fixing plate (10) and a push plate (9) are arranged between the movable die base plate (7) and the supporting plate (6), an automatic thread-off mechanism is arranged on the movable die head, and the automatic thread-off mechanism comprises a thread core (101) which is rotatably connected with the movable die head, a transmission mechanism for connecting the thread core (101) and a driving cylinder (102) for driving the.
2. The injection mold for the internal thread bottle cap according to claim 1, wherein: drive mechanism includes first rotation pole (104), first rotation pole (104) run through push rod fixed plate (10) and push pedal (9) and the both ends of first rotation pole (104) rotate respectively and connect on movable mould bedplate (7) and backup pad (6), be connected with one-level driving tooth (106) on first rotation pole (104) between push pedal (9) and movable mould bedplate (7), be connected with second grade driving tooth (107) on first rotation pole (104) between backup pad (6) and push rod fixed plate (10), threaded core (101) rotate the one end of die head dorsad and connect in backup pad (6) and be fixed with core driving tooth (105) with second grade driving tooth (107) meshing on threaded core (101).
3. The injection mold for the internally threaded bottle cap according to claim 2, wherein: the last rotation of backup pad (6) is connected with the second dwang, and the one end of second dwang stretches out towards movable mould bedplate (7) direction, the one end of second dwang towards movable mould bedplate (7) is fixed with tertiary driving tooth (108) with core driving tooth (105) meshing.
4. The injection mold for the internal thread bottle cap according to claim 3, wherein: the second dwang is located the center of backup pad (6), threaded core (101) have four and the equipartition around the second dwang, four all be fixed with core driving tooth (105) with tertiary driving tooth (108) meshing on threaded core (101).
5. The injection mold for the internally threaded bottle cap according to claim 4, wherein: the bottom of the push plate (9) is provided with a rack (103) meshed with the primary transmission gear (106), and a piston rod of the driving cylinder (102) is fixed at one end of the rack (103).
6. The injection mold for the internally threaded bottle cap according to claim 5, wherein: push pedal (9) bottom is fixed with a driving plate (109), it has the gliding spout of messenger's rack (103) to open on driving plate (109), the cover is equipped with C type copper (110) on the spout.
7. The injection mold for the internal thread bottle cap according to claim 6, wherein: and a lubricating groove (111) for placing graphite is formed in the C-shaped copper plate (110).
8. The injection mold for the internally threaded bottle cap according to claim 7, wherein: and an air cylinder fixing frame (112) is arranged on the push plate (9), and the driving air cylinder (102) is connected to the air cylinder fixing frame (112).
9. The injection mold for the internally threaded bottle cap according to claim 8, wherein: the stroke distance of the driving cylinder (102) is a, the length from the meshing part of the rack (103) and the primary transmission gear (106) to the end part of the rack (103) close to one end of the driving cylinder (102) is b, the effective length of the thread on the threaded core (101) is c, and a is more than or equal to b and more than or equal to c.
10. The injection mold for the internal thread bottle cap according to claim 1, wherein: triangular grooves (11) are formed in four corners of one side, back to the moving die base plate (7), of the supporting plate (6) and the moving die plate (5) and four corners of one side, back to the fixed die base plate (1), of the cast-off plate (2).
CN201920950351.7U 2019-06-21 2019-06-21 Injection mold for internal thread bottle cap Active CN210233826U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920950351.7U CN210233826U (en) 2019-06-21 2019-06-21 Injection mold for internal thread bottle cap

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920950351.7U CN210233826U (en) 2019-06-21 2019-06-21 Injection mold for internal thread bottle cap

Publications (1)

Publication Number Publication Date
CN210233826U true CN210233826U (en) 2020-04-03

Family

ID=69987270

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920950351.7U Active CN210233826U (en) 2019-06-21 2019-06-21 Injection mold for internal thread bottle cap

Country Status (1)

Country Link
CN (1) CN210233826U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111941773A (en) * 2020-08-13 2020-11-17 宁波海洲机械有限公司 High-strength injection molding machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111941773A (en) * 2020-08-13 2020-11-17 宁波海洲机械有限公司 High-strength injection molding machine
CN111941773B (en) * 2020-08-13 2022-03-04 宁波海洲机械有限公司 High-strength injection molding machine

Similar Documents

Publication Publication Date Title
CN102101350B (en) Precision mold for small-spiral-angle duplex gear
CN110696308A (en) Mold stripping device for small products
CN210233826U (en) Injection mold for internal thread bottle cap
CN208148388U (en) A kind of internal screw thread rotation depanning mold
CN107662314B (en) A kind of full-automatic demoulding mould of Plastic Parts with Inner Thread
CN213137685U (en) Injection mold of door handle
CN210679551U (en) Rotary demolding mechanism with large torsion
CN210791744U (en) Plastic mould convenient to equipment
CN211334335U (en) Plastic products is convenient for dismantle dropout structure for mould
CN109530472A (en) A kind of closely contour chevron light-alloy component extrusion forming method of thin-walled
CN109591265B (en) Urea nozzle injection mold convenient for discharging
CN217073132U (en) Bending forming part mould direction shaping structure
CN209753934U (en) Automatic core-pulling mechanism for single-cylinder engine inner cavity loose piece
CN211191761U (en) Titanium metal semisolid thixoforming device
CN215786224U (en) Metal precision mold easy to replace and disassemble
CN212442833U (en) Compression circle punching die
CN211248146U (en) Flange mould for forging apparatus convenient to change
CN206869081U (en) A kind of die casting side core-pulling organizes device together with inserts
CN210026447U (en) Mould convenient to mold insert installation
CN213675271U (en) Mechanism convenient for demoulding for injection mould
CN212792937U (en) Inclined hole casting die convenient for demolding
CN215508645U (en) Automobile mold pressing device
CN216001577U (en) Machine part machining die convenient to demolding
CN214920003U (en) Automatic demolding device for manufacturing hardware mold
CN208083169U (en) Inner layer groove hole forming cutting die high-precision modeling mold

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant