CN110406155B - Helical gear machining die - Google Patents
Helical gear machining die Download PDFInfo
- Publication number
- CN110406155B CN110406155B CN201910562008.XA CN201910562008A CN110406155B CN 110406155 B CN110406155 B CN 110406155B CN 201910562008 A CN201910562008 A CN 201910562008A CN 110406155 B CN110406155 B CN 110406155B
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- movable
- die
- plate
- insert
- movable die
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- 238000003754 machining Methods 0.000 title description 3
- 238000005096 rolling process Methods 0.000 claims description 11
- 238000010586 diagram Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000005457 optimization Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/32—Discharging presses
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a helical gear processing die, which structurally comprises a fixed die base plate, a fixed die movable plate, a fixed die plate, a die core, a movable die plate, movable die supporting plates, pad feet, a movable die base plate, reset springs, fixing devices, bearings, an insert and an outward pulling device, wherein the movable die base plate is connected with the movable die supporting plates arranged above through the pad feet on two sides, the reset springs are arranged between the pad feet, the movable die supporting plates are connected with the movable die plate, the fixed die plate is arranged above the movable die plate, the top of the movable die plate is connected with the die movable plate, the top of the die movable plate is connected with the fixed die base plate, the insert is arranged in the movable die plate through the bearings, the die core is arranged in the insert, and the fixing devices: the rotation matched with the helical gear is carried out by utilizing the automatic insert that drives of the lifting is realized through the proportion of the roller wheel and the wire wheel, the power of the rotation of the insert is transferred to the pulling device, the friction between the product and the mold core is reduced, and the quality and the precision of the product are improved.
Description
Technical Field
The invention relates to the field of gears, in particular to a helical gear processing die.
Background
The design of a die is different from that of a common gear in the manufacturing of the bevel gear, the teeth of the bevel gear are inclined and cannot be ejected straightly during ejection, and a rotary ejection mechanism is required to be used for ejecting while rotating.
The mold of the existing bevel gear is generally used for making the insert into a rotatable state through a bearing during ejection, the insert is driven to rotate through a product during ejection, but the product can rub against a mold core relatively to abrade the surface of the product, and the precision of the product is relatively reduced.
Disclosure of Invention
The invention mainly aims to overcome the defects of the prior art and provide a bevel gear processing die.
The invention is realized by adopting the following technical scheme: a helical gear processing die structurally comprises a fixed die base plate, a fixed die movable plate, a fixed die plate, a die core, a movable die plate, a movable die supporting plate, pad feet, a movable die base plate, a reset spring, a fixing device, a bearing, an insert and an external pulling device, wherein the movable die base plate is connected with the movable die supporting plate arranged above through the pad feet on two sides, the reset spring is arranged between the pad feet, the movable die supporting plate is connected with the movable die plate, the fixed die plate is arranged above the movable die plate, the top of the movable die plate is connected with the fixed die movable plate, the top of the fixed die movable plate is connected with the fixed die base plate, the insert is arranged in the movable die plate through the bearing, the die core is arranged in the insert, the fixing device is connected to the side surface of the fixed die plate, the external pulling device is arranged below the fixing device, the external, the outward pulling device is movably connected with the insert.
Preferably, the outward pulling device comprises a rolling device, a shell, a pulling rope, a guide pulley, an extension spring, a guide rod, a stop block, a movable guide rail, a sliding block and a clamping piece, wherein the rolling device is arranged in the shell and connected with the sliding block, the sliding block is arranged on the movable guide rail, and the top of the movable guide rail is connected with the stop block.
Preferably, the bottom of the movable guide rail is connected with the shell through an extension spring, through holes are respectively formed in two sides of the movable guide rail, the through holes are matched with the guide rod, the bottom of the guide rod is connected with the shell, the rolling device is connected with one end of the pull rope, and the other end of the pull rope is connected with the insert by bypassing the guide pulley.
As an optimization, the rolling device comprises a roller, a wire wheel, a concentric block, a support, a loose nut and a rotating shaft, wherein two ends of the rotating shaft are respectively installed on the support, the loose nut is connected to the outer side of the support, the roller is installed on the rotating shaft, the roller is provided with the concentric block, the wire wheel is matched with the concentric block, and the side surface of the roller is attached to the side surface of the movable guide rail.
As optimization, the slider includes fixation nut, screw rod, block, small pulley, handle, the small pulley is installed respectively to the left and right sides of block, both sides are connected with fixation nut respectively around the block, screw rod and fixation nut threaded connection, the screw rod left end is connected with the elasticity nut, and the right-hand member is connected with the handle.
Preferably, the fixing device comprises a shell, a supporting plate, a clamping block, a compression spring, a limiting rope, a fixed pulley, a fixed rod, a pull ring and a bifurcated rope, an opening is formed in the bottom of the shell, the two sides of the opening are respectively connected with the supporting plate, and the supporting plate is connected with the fixed rod.
Preferably, a clamping block is sleeved on the fixed rod, a compression spring is arranged between the clamping block and the supporting plate, two sides of the clamping block are respectively connected with two ends of the limiting rope, the supporting plate penetrates through the middle of the limiting rope, two branch ends of the branch rope are respectively connected with the middle point of the limiting rope on the two supporting plates, and the branch rope sequentially bypasses the fixed pulley and is connected with the pull ring.
Preferably, a clockwork spring is arranged on the outer side of the insert.
Preferably, the circumference of the insert and the rotation angle is equal to the circumference of the rotation of the reel.
Preferably, the rotating circumference of the roller is equal to the lifting length of the moving guide rail.
For optimization, the diameter ratio of the wire wheel to the roller is equal to the perimeter of the insert and the rotation angle/the lifting length of the moving guide rail.
Preferably, the concentric blocks are square.
Preferably, the clamping piece is arrow-shaped.
Advantageous effects
When the mold is closed, the clamping piece can be inserted into 2 clamping blocks for fixing, when the mold is ejected, the fixed mold plate moves upwards to drive the whole outward pulling device to move upwards simultaneously, the movable guide rail is fixed, so that the upward moving roller and the movable guide rail are rubbed to roll, the wire wheel is driven to pull the pull rope to drive the mold insert to rotate, the rotation angle of the mold insert is just matched with the inclination of a helical gear product until the mold is removed, the clamping block can be moved towards two sides by pulling the pull ring until the mold is removed, the movable guide rail is reset under the action of the tension spring, the roller is driven to rotate reversely, the pull rope is loosened, and the mold insert is driven to reset under the action of the spiral spring.
Compared with the prior art, the invention has the beneficial effects that: the rotation matched with the helical gear is carried out by utilizing the automatic insert that drives of the lifting is realized through the proportion of the roller wheel and the wire wheel, the power of the rotation of the insert is transferred to the pulling device, the friction between the product and the mold core is reduced, and the quality and the precision of the product are improved.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural diagram of a helical gear processing mold according to the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a schematic structural diagram of the present invention.
Fig. 4 is a schematic structural diagram of the present invention.
Fig. 5 is a schematic structural diagram of the present invention.
Fig. 6 is a schematic structural diagram of the present invention.
In the figure: the device comprises a fixed die base plate 1, a fixed die loose plate 2, a fixed die plate 3, a die core 4, a movable die plate 5, a movable die supporting plate 6, a foot pad 7, a movable die base plate 8, a return spring 9, a fixing device 10, a bearing 11, an insert 12, an outward pulling device 13, a roller 13a, a shell 13b, a pulling rope 13c, a guide pulley 13d, an extension spring 13e, a guide rod 13f, a stop block 13g, a moving guide rail 13h, a slider 13i, a clamping piece 13j, a roller a1, a wire wheel a2, a concentric block a3, a bracket a4, a slack nut a5, a rotating shaft a6, a fixing nut i 1, a screw rod i2, a block i3, a small pulley i4, a handle i5, a shell 10a, a supporting plate 10b, a clamping block 10c, a compression spring 10d, a limiting rope 10e, a fixed pulley 10f, a fixing rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a mold for machining a helical gear, comprising: the structure of the die comprises a fixed die bottom plate 1, a fixed die movable plate 2, a fixed die plate 3, a die core 4, a movable die plate 5, a movable die supporting plate 6, pad feet 7, a movable die bottom plate 8, a reset spring 9, a fixing device 10, a bearing 11, an insert 12 and an outward pulling device 13, wherein the movable die bottom plate 8 is connected with the movable die supporting plate 6 arranged above through the pad feet 7 at two sides, the reset spring 9 is arranged between the pad feet 7, the movable die supporting plate 6 is connected with the movable die plate 5, the fixed die plate 3 is arranged above the movable die plate 5, the top of the movable die plate 5 is connected with the fixed die movable plate 2, the top of the fixed die movable plate 2 is connected with the fixed die bottom plate 1, the insert 12 is arranged in the movable die plate 5 through the bearing 11, the die core 4 is arranged in the insert 12, the fixing device 10 is connected to the side surface of the fixed die plate 3, the outward, the top of the external pulling device 13 is matched with the fixing device 10, and the external pulling device 13 is movably connected with the insert 12.
The external pulling device 13 comprises a roller 13a, a shell 13b, a pulling rope 13c, a guide pulley 13d, an extension spring 13e, a guide rod 13f, a stop block 13g, a moving guide rail 13h, a sliding block 13i and a clamping piece 13j, wherein the roller 13a is arranged in the shell 13b, the roller 13a is connected with the sliding block 13i, the sliding block 13i is arranged on the moving guide rail 13h, the top of the moving guide rail 13h is connected with the stop block 13g, and the stop block 13g can limit the height of the moving guide rail 13 h.
The bottom of the moving guide rail 13h is connected with the shell 13b through an extension spring 13e, through holes are respectively formed in two sides of the moving guide rail 13h and matched with a guide rod 13f, the bottom of the guide rod 13f is connected with the shell 13b, the rolling device 13a is connected with one end of a pull rope 13c, the other end of the pull rope 13c bypasses a guide pulley 13d to be connected with the insert 12, and the guide rod 13f can enable the moving guide rail 13h to move vertically all the time.
The rolling device 13a comprises a roller a1, a reel a2, a concentric block a3, a bracket a4, a loose nut a5 and a rotating shaft a6, two ends of the rotating shaft a6 are respectively installed on the bracket a4, the outer side of the bracket a4 is connected with the loose nut a5, the roller a1 is installed on the rotating shaft a6, the roller a1 is provided with the concentric block a3, the reel a2 is matched with the concentric block a3, the side surface of the roller a1 is matched with the side surface of the movable guide rail 13h, and the reel a2 is connected with the pull rope 13c to drive the pull rope 13c to wind.
The fixing device 10 comprises a shell 10a, a support plate 10b, a clamping block 10c, a compression spring 10d, a limiting rope 10e, a fixed pulley 10f, a fixed rod 10g, a pull ring 10h and a bifurcated rope 10i, wherein an opening is formed in the bottom of the shell 10a, the two sides of the opening are respectively connected with the support plate 10b, and the support plate 10b is connected with the fixed rod 10 g.
The fixed rod 10g is sleeved with a clamping block 10c, a compression spring 10d is arranged between the clamping block 10c and the supporting plate 10b, two sides of the clamping block 10c are respectively connected with two ends of a limiting rope 10e, the supporting plate 10b penetrates through the middle of the limiting rope 10e, two branch ends of the branch rope 10i are respectively connected with the middle point of the limiting rope 10e on the two supporting plates 10b, the branch rope 10i sequentially bypasses a fixed pulley 10f to be connected with a pull ring 10h, the fixed pulley 10f can conduct guiding supporting on the branch rope 10i, and the limiting rope 10e can prevent the clamping block 10c from being separated from the fixed rod 10 g.
The outer side of the insert 12 is provided with a clockwork spring, so that the insert 12 can be automatically reset conveniently.
The circumference of the insert 12 and the rotation angle is equal to the circumference of the reel a 2.
The circumference of rotation of the roller a1 is equal to the length of the movable rail 13h that is lifted and lowered.
The diameter ratio of the reel a2 to the reel a1 is equal to the circumference of the insert 12 and the rotation angle/the length of the moving guide rail 13h for lifting, so that the rotation angle of the insert 12 is just matched with the inclination of the bevel gear product.
The concentric block a3 is square, and can fix the reel a 2.
The clip piece 13j is arrow-shaped, so that 2 clip blocks 10c can be conveniently separated.
When the die is closed, the clamping piece 13j can be inserted into 2 clamping blocks 10c for fixing, when the fixed die plate 3 moves upwards, the whole outward pulling device 13 is driven to move upwards simultaneously, except for the fixed moving guide rail 13h, so that the moving guide rail 13h is not moved, the upward moving roller a1 can be made to rub against the moving guide rail 13h to roll, the wire wheel a2 is driven to pull the pull rope 13c to drive the insert 12 to rotate, the rotating angle of the insert 12 is just matched with the inclination of a helical gear product until the die release is completed, the clamping piece 13j can be loosened by pulling the pull ring 10h to move the clamping block 10c towards two sides, the moving guide rail 13h is reset under the action of the tension spring 13e, the roller a1 is driven to rotate reversely, the pull rope 13c is made to loosen, and the spring 12 is driven to reset under the action of the spring.
Compared with the prior art, the invention has the technical progress that: the rotation matched with the helical gear is carried out by utilizing the automatic insert that drives of the lifting is realized through the proportion of the roller wheel and the wire wheel, the power of the rotation of the insert is transferred to the pulling device, the friction between the product and the mold core is reduced, and the quality and the precision of the product are improved.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (2)
1. A bevel gear processing die is characterized in that: the structure of the die comprises a fixed die base plate (1), a fixed die movable plate (2), a fixed die plate (3), a die core (4), a movable die plate (5), a movable die supporting plate (6), pad feet (7), a movable die base plate (8), a reset spring (9), a fixing device (10), a bearing (11), an insert (12) and an external pulling device (13), wherein the movable die base plate (8) is connected with the movable die supporting plate (6) arranged above through the pad feet (7) on two sides, the reset spring (9) is arranged between the pad feet (7), the movable die supporting plate (6) is connected with the movable die plate (5), the fixed die plate (3) is arranged above the movable die plate (5), the top of the movable die plate (5) is connected with the fixed die movable plate (2), the top of the fixed die plate (2) is connected with the fixed die base plate (1), the insert (12) is installed in the movable die plate (5), a mold core (4) is arranged in the insert (12);
the fixing device (10) is connected with the side surface of the fixed template (3), an outward pulling device (13) is arranged below the fixing device (10), the external pulling device (13) is connected to the side surface of the movable template (5), the top of the external pulling device (13) is matched with the fixing device (10), the external pulling device (13) is movably connected with the insert (12), the external pulling device (13) comprises a rolling device (13a), a shell (13b), a pulling rope (13c), a guide pulley (13d), a tension spring (13e), a guide rod (13f), a stop block (13g), a moving guide rail (13h), a sliding block (13i) and a clamping piece (13j), a rolling device (13a) is arranged in the shell (13b), the rolling device (13a) is connected with a sliding block (13i), the sliding block (13i) is arranged on a movable guide rail (13h), and the top of the movable guide rail (13h) is connected with a stop block (13 g);
the bottom of the movable guide rail (13h) is connected with the shell (13b) through an extension spring (13e), through holes are formed in two sides of the movable guide rail (13h) respectively and matched with the guide rod (13f), the bottom of the guide rod (13f) is connected with the shell (13b), the rolling device (13a) is connected with one end of the pull rope (13c), and the other end of the pull rope (13c) bypasses the guide pulley (13d) and is connected with the insert (12).
2. The helical gear processing mold according to claim 1, wherein: the rolling device (13a) comprises a roller (a1), a reel (a2), a concentric block (a3), a support (a4), a loose nut (a5) and a rotating shaft (a6), wherein two ends of the rotating shaft (a6) are respectively installed on the support (a4), the outer side of the support (a4) is connected with the loose nut (a5), the roller (a1) is installed on the rotating shaft (a6), the roller (a1) is provided with the concentric block (a3), the reel (a2) is matched with the concentric block (a3), and the side face of the roller (a1) is matched with the side face of the movable guide rail (13 h).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910562008.XA CN110406155B (en) | 2019-06-26 | 2019-06-26 | Helical gear machining die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910562008.XA CN110406155B (en) | 2019-06-26 | 2019-06-26 | Helical gear machining die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110406155A CN110406155A (en) | 2019-11-05 |
| CN110406155B true CN110406155B (en) | 2021-03-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910562008.XA Expired - Fee Related CN110406155B (en) | 2019-06-26 | 2019-06-26 | Helical gear machining die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110406155B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114044173B (en) * | 2021-11-26 | 2024-03-01 | 深圳力合精密装备科技有限公司 | Satellite locking device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08216161A (en) * | 1995-02-09 | 1996-08-27 | Fuji Seiki Kk | Mold apparatus for molding resin |
| CN2623438Y (en) * | 2003-06-28 | 2004-07-07 | 遵义群建塑胶制品有限公司 | Plastic helical gear mould |
| CN103121277A (en) * | 2013-02-02 | 2013-05-29 | 宁波思迈工业科技有限公司 | Spiral demoulding device of bevel gear injection mold |
| CN102672914B (en) * | 2012-05-21 | 2014-04-09 | 常州工学院 | Duplex helical gear injection molding stripping mechanism |
| CN103909632A (en) * | 2014-04-02 | 2014-07-09 | 台州黄岩艾彼模具有限公司 | Lateral thrust pressure-bearing type bumper mould demoulding mechanism |
| CN207059093U (en) * | 2017-07-06 | 2018-03-02 | 余姚市宇洲电器有限公司 | A kind of bevel gear injection mold |
| CN207841974U (en) * | 2018-02-05 | 2018-09-11 | 广东立义精密模具制造有限公司 | A kind of plastic beveled wheel mold stripper apparatus |
-
2019
- 2019-06-26 CN CN201910562008.XA patent/CN110406155B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08216161A (en) * | 1995-02-09 | 1996-08-27 | Fuji Seiki Kk | Mold apparatus for molding resin |
| CN2623438Y (en) * | 2003-06-28 | 2004-07-07 | 遵义群建塑胶制品有限公司 | Plastic helical gear mould |
| CN102672914B (en) * | 2012-05-21 | 2014-04-09 | 常州工学院 | Duplex helical gear injection molding stripping mechanism |
| CN103121277A (en) * | 2013-02-02 | 2013-05-29 | 宁波思迈工业科技有限公司 | Spiral demoulding device of bevel gear injection mold |
| CN103909632A (en) * | 2014-04-02 | 2014-07-09 | 台州黄岩艾彼模具有限公司 | Lateral thrust pressure-bearing type bumper mould demoulding mechanism |
| CN207059093U (en) * | 2017-07-06 | 2018-03-02 | 余姚市宇洲电器有限公司 | A kind of bevel gear injection mold |
| CN207841974U (en) * | 2018-02-05 | 2018-09-11 | 广东立义精密模具制造有限公司 | A kind of plastic beveled wheel mold stripper apparatus |
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| Publication number | Publication date |
|---|---|
| CN110406155A (en) | 2019-11-05 |
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Effective date of registration: 20210223 Address after: 226000 No.52 Xingyuan West Road, high tech Zone, Nantong City, Jiangsu Province Applicant after: NANTONG PINJIE MOULDING TECHNOLOGY Co.,Ltd. Address before: 362000 Building 2, Block E, Donghai Bincheng, Donghai street, Fengze District, Quanzhou City, Fujian Province Applicant before: QUANZHOU ANTMAN TIMES INDUSTRIAL DESIGN Co.,Ltd. |
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Granted publication date: 20210309 |