CN109838198B - Louver blade threading machine - Google Patents
Louver blade threading machine Download PDFInfo
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- CN109838198B CN109838198B CN201910059923.7A CN201910059923A CN109838198B CN 109838198 B CN109838198 B CN 109838198B CN 201910059923 A CN201910059923 A CN 201910059923A CN 109838198 B CN109838198 B CN 109838198B
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- strip
- pushing
- pair
- louver blade
- penetrating
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Abstract
The invention provides a louver blade threading machine, which comprises: the louver blade fixing device comprises a pressing device and a strip penetrating device, wherein a louver blade fixing guide rail is arranged on one side of the pressing device, the strip penetrating device is arranged on the other side of the pressing device, and the pressing device is used for pressing the louver blade; the strip penetrating device comprises a transverse propelling component and a conversion component, the transverse propelling component comprises a transverse propelling cylinder and a pushing rod, the conversion component comprises a hole expanding mechanism, a strip penetrating guiding mechanism and a base, and the hole expanding mechanism and the strip penetrating guiding mechanism are both arranged on the base; the reaming mechanism comprises a pushing plate and a longitudinal propelling cylinder, and the pushing rod of the longitudinal propelling cylinder is connected with the pushing plate and used for pushing the pushing plate to move longitudinally; the push plate is provided with a pair of reaming needles which are used for aligning to a pair of through holes of the louver blades; the penetrating strip guiding mechanism is used for guiding a pair of metal strips to enter the expanded through holes of the louver blades. The invention realizes automatic production.
Description
Technical Field
The invention relates to the field of louver blade threading machines, in particular to a louver blade threading machine.
Background
Because the blind window has convenient operation, low price and multiple effects of adjustable angle in use, the blind window gradually replaces the traditional cloth curtain in the consumer market.
In the prior art, patent document 1, CN201820128660.1 patent of "a threading machine", discloses a threading machine, which comprises a frame, a platform, a chassis, a motor, a controller, a transmission wheel set, a synchronous belt, a transmission wheel, a limiting device, and a protection plate, wherein the frame of the threading machine is composed of the frame, a metal plate is arranged on the frame as a working platform, the chassis is arranged at the front section of the platform, the motor is arranged at the upper part of the chassis, the controller is arranged at the side surface of the chassis, the controller and the motor are connected through an electric wire, the motor is connected with the transmission wheel set to provide mechanical energy for the transmission wheel set, the transmission wheel set is connected with and transmits each synchronous wheel through the synchronous belt, the synchronous wheels are connected with the transmission wheel right above through a shaft, the limiting device is arranged in front of the transmission wheel, the light bar is accurately transmitted, the protection plate is arranged above the transmission wheel, the frame is formed by the aluminium alloy concatenation, and its lower part is installed four truckles and is made things convenient for its installation and position conversion. The strip penetrating machine is flat and strip-shaped before the existing louver blade penetrates the strip, and the strip penetrating machine cannot open the perforation of the louver blade, is not suitable for penetrating the strip of the louver blade and cannot realize automatic production.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide a louver blade threading machine which is provided with a pressing device and a threading device, wherein the threading device comprises a transverse pushing assembly and a conversion assembly, the conversion assembly comprises a hole expanding mechanism and a threading leading-in mechanism, and hole expanding and threading leading-in processes can be switched.
(II) technical scheme
In order to solve the above technical problem, the present invention provides a slat threading machine, including: the louver blade fixing device comprises a pressing device and a strip penetrating device, wherein a louver blade fixing guide rail is arranged on one side of the pressing device, the strip penetrating device is arranged on the other side of the pressing device, and the pressing device is used for pressing the louver blade; the strip penetrating device comprises a transverse propelling component and a conversion component, the transverse propelling component comprises a transverse propelling cylinder and a pushing rod, the conversion component comprises a hole expanding mechanism, a strip penetrating guiding mechanism and a base, and the hole expanding mechanism and the strip penetrating guiding mechanism are both arranged on the base; the reaming mechanism comprises a pushing plate and a longitudinal propelling cylinder, and the pushing rod of the longitudinal propelling cylinder is connected with the pushing plate and used for pushing the pushing plate to move longitudinally; the push plate is provided with a pair of reaming needles which are used for aligning to a pair of through holes of the louver blades; the penetrating strip guiding mechanism is used for guiding a pair of metal strips to enter the expanded through holes of the louver blades. The invention adopts a pressing device and a strip penetrating device, wherein the strip penetrating device switches a hole expanding mechanism and a strip penetrating and guiding mechanism through a transverse pushing assembly, the hole expanding mechanism opens the through hole of the louver blade through a pair of hole expanding needles, and then the metal strip is guided into the expanded through hole through the strip penetrating and guiding mechanism, thereby realizing automatic production. The penetrating strip guiding mechanism comprises a sliding guide rail, a pair of rollers which are oppositely arranged up and down are arranged at the front end of the sliding guide rail, and annular grooves are formed in the rollers to facilitate guiding metal strips into the rollers; the rollers below are externally connected with a driving motor. The invention adopts a pair of rollers to drive the metal strip to move, and has simple structure and high guiding precision.
Preferably, the louver blade fixing guide rail comprises a sliding groove, and the bottom end of the sliding groove is inwards recessed to form a pair of fixing grooves which are communicated front and back. The fixing groove is used for fixing the metal strip, so that the metal strip is prevented from laterally deviating.
Preferably, a plurality of end-to-end racks are arranged in the fixing groove, each rack comprises a pushing surface and an anti-retreating surface, and the pushing surfaces face the tail ends of the metal strips. In the technical scheme of the invention, the roller pair of the strip penetrating conveying mechanism is a thrust point from the contact gap, and the distance between the hole opening of the blade workpiece on the pressing device and the thrust point must be kept at a certain distance, so the strip penetrating guide-in mechanism cannot completely push the metal strip into the through hole of the blade, namely a small section of metal strip is left on the louver passing through the strip penetrating guide-in mechanism. The invention is provided with the rack, the pushing surface of the rack pushes the tail end of the metal strip to move, and the length of a small section of metal strip remained on the louver blade passing through the strip penetrating and guiding mechanism is reduced as much as possible.
Preferably, the pressing device comprises a pressing cylinder, and a telescopic lifting arm is arranged on the pressing cylinder. The invention adopts the lifting arm to press the louver blades, and the height of the lifting arm can be adjusted according to requirements.
Preferably, the reaming mechanism further comprises a bottom plate and a movable guide block, the bottom plate is mounted at the bottom end of the longitudinal propulsion cylinder, the movable guide block is mounted at the front end of the longitudinal propulsion cylinder, a pair of through holes are formed in the movable guide block, and the through holes are matched with the reaming needles; a spring is arranged between the bottom plate and the movable guide block; a movable groove which is convenient for the push plate to be inserted is arranged in the movable guide block; the side surface of the movable groove is also provided with a strip-shaped groove which is inwards sunken to form a strip-shaped groove arranged along the movement direction of the push rod, and two ends of the push plate are inserted into the strip-shaped groove; the spring is used for providing elastic force for naturally returning the push plate to the middle section of the strip-shaped groove. In the technical scheme of the invention, the ends of the metal strips on the ends of the side surfaces of the blades need to be manually pushed inwards, so that a manual working procedure for pushing the metal strips needs to be added. The working efficiency is reduced and the labor intensity is improved. When reaming is needed, the pushing rod of the longitudinal pushing cylinder pushes the pushing plate to move longitudinally to drive the reaming needle to penetrate through the through hole and extend into the through hole of the louver blade, the movement of the pushing plate also pushes the movable guide block to move further forwards, and the spring is stretched at the moment; when the metal strip end needs to be pushed, when the pushing rod of the longitudinal pushing cylinder retracts, the spring drives the movable guide block to retract to the middle section of the strip-shaped groove, but along with the further retraction of the pushing rod, the pushing plate pushes the movable guide block to retract, the reaming needle is retracted into the movable guide block, the spring is compressed at the moment, the movable guide block is moved to enable the through hole of the movable guide block to be aligned to the metal strip end, the pushing rod of the longitudinal pushing cylinder pushes the pushing plate to move at the moment, and the reaming needle pushes the metal strip end to be extruded into the through hole of the louver blade.
Preferably, the through hole comprises a broaching needle insertion section which is larger than the diameter of the metal strip by 0.2mm and is close to one side of the push plate and a metal strip insertion section which is positioned at one side of the broaching insertion section, and the inner diameter of the metal strip insertion section is larger than that of the broaching needle insertion section; the inner diameters of the metal strip insertion section and the broaching needle insertion section are connected in an inclined mode through an annular conical slope. According to the first aspect of the invention, the two ends of the metal strip insertion section and the reaming needle insertion section are respectively corresponding to the metal strip and the reaming needle, and the inner diameter of the metal strip insertion section is larger than that of the reaming needle insertion section, so that the reaming needle can jack the metal strip into a through hole, the metal strip insertion section is not difficult to push due to easy entering of chips at the position close to the reaming needle, the annular taper slope is arranged to incline, the chips are not easy to gather at the connection position of the metal strip insertion section and the reaming needle insertion section, and the reaming needle insertion section is not blocked.
(III) advantageous effects
The louver blade threading machine provided by the invention has the following advantages:
1. the invention adopts a pressing device and a strip penetrating device, wherein the strip penetrating device switches a hole expanding mechanism and a strip penetrating and guiding mechanism through a transverse pushing assembly, the hole expanding mechanism opens the through hole of the louver blade through a pair of hole expanding needles, and then the metal strip is guided into the expanded through hole through the strip penetrating and guiding mechanism, thereby realizing automatic production.
Drawings
FIG. 1 is a top plan view of the slat threader of the present invention;
FIG. 2 is a partial view of a drawing mechanism of the slat drawing machine of the present invention;
FIG. 3 is a roller structure view of the slat threader of the present invention;
FIG. 4 is a front view of the hold-down assembly of the slat threader of the present invention;
FIG. 5 is a block diagram of the spring of the reamer mechanism of the slat penetrator of the present invention in a natural extended position;
FIG. 6 is a block diagram of the spring tension of the reamer mechanism of the slat penetrator of the present invention;
FIG. 7 is a view of the spring compression of the reamer mechanism of the slat penetrator of the present invention;
FIG. 8 is an enlarged view of portion A of FIG. 7 of the slat threader of the present invention.
1. A downward pressing device, 2, a strip penetrating device, 3, a louver fixing guide rail, 4, a downward pressing air cylinder, 5, a lifting arm, 6, a transverse propelling component, 7, a conversion component, 8, a transverse propelling air cylinder, 9, a push rod, 10, a hole expanding mechanism, 11, a strip penetrating guide mechanism, 12, a base, 13, a push plate, 14, a longitudinal propelling air cylinder, 15, a propelling rod, 16, a hole expanding needle, 17, a sliding guide rail, 18, a roller, 19, a sliding chute, 20, a fixing groove, 21, a rack, 22, a pushing surface, 23, a retreat preventing surface, 24, a bottom plate, 25, a movable guide block, 26, a through hole, 27, a spring, 28, a movable groove, 29, a strip-shaped groove, 30, a hole expanding needle inserting section, 31, a metal strip inserting section, 32 and an annular conical slope; 33. the motor is driven.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; may be mechanically coupled, directly coupled, or indirectly coupled through an intermediary. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In the invention, the longitudinal direction is the moving direction of the metal strip; the transverse direction is the horizontal direction perpendicular to the direction of movement of the metal strip.
Example 2
As shown in fig. 1, 2, 3, 4, 5, 6, 7 and 8, the present invention also provides a slat threading machine, including: the device comprises a pressing device 1 and a strip penetrating device 2, wherein a louver blade fixing guide rail 3 is arranged on one side of the pressing device, the strip penetrating device is arranged on the other side of the pressing device, and the pressing device is used for pressing a louver blade; the pressing device comprises a pressing cylinder 4, and a telescopic lifting arm 5 is arranged on the pressing cylinder. The strip penetrating device comprises a transverse propelling component 6 and a conversion component 7, the transverse propelling component comprises a transverse propelling cylinder 8 and a pushing rod 9, the conversion component comprises a hole expanding mechanism 10, a strip penetrating guide-in mechanism 11 and a base 12, and the hole expanding mechanism and the strip penetrating guide-in mechanism are both arranged on the base; the pushing rod is connected with the base, the reaming mechanism comprises a pushing plate 13 and a longitudinal pushing cylinder 14, and a pushing rod 15 of the longitudinal pushing cylinder is connected with the pushing plate and used for pushing the pushing plate to move longitudinally; the push plate is provided with a pair of reaming needles 16 which are used for aligning a pair of through holes of the louver blades; the penetrating strip guiding mechanism is used for guiding a pair of metal strips to enter the expanded through holes of the louver blades.
The penetrating strip guiding-in mechanism comprises a sliding guide rail 17, a pair of idler wheels 18 which are oppositely arranged up and down are arranged at the front end of the sliding guide rail, and annular grooves are formed in the idler wheels to facilitate guiding in of metal strips; the lower rollers are externally connected with a driving motor 33. The louver blade fixing guide rail comprises a sliding groove 19, and the bottom end of the sliding groove is inwards sunken to form a pair of fixing grooves 20 which are communicated front and back. A plurality of end-to-end racks 21 are arranged in the fixing groove, and each rack comprises a pushing surface 22 and an anti-retreating surface 23, and the pushing surface faces the tail end of the metal strip.
The reaming mechanism further comprises a bottom plate 24 and a movable guide block 25, the bottom plate is mounted at the bottom end of the longitudinal propelling cylinder, the movable guide block is mounted at the front end of the longitudinal propelling cylinder, a pair of through holes 26 are formed in the movable guide block, and the through holes are matched with the reaming needles; a spring 27 is arranged between the bottom plate and the movable guide block; a movable groove 28 which is convenient for inserting the push plate is arranged in the movable guide block; the side surface of the movable groove is also provided with a strip-shaped groove 29 which is inwards sunken to form arrangement along the movement direction of the push rod, and two ends of the push plate are inserted into the strip-shaped groove; the spring is used for providing elastic force for naturally returning the push plate to the middle section of the strip-shaped groove.
The through hole comprises a broaching needle inserting section 30 and a metal strip inserting section 31, wherein the inner diameter of the broaching needle inserting section is larger than the diameter of the metal strip by 0.2mm, the broaching needle inserting section is close to one side of the push plate, the metal strip inserting section is positioned at one side of the broaching inserting section, and the inner diameter of the metal strip inserting section is larger than the inner diameter of the broaching needle inserting section; the metal strip insertion section and the inner diameter of the reamer insertion section are connected in an inclined manner through an annular taper slope 32.
When the hole needs to be expanded, the pushing rod of the longitudinal pushing cylinder pushes the pushing plate to move longitudinally, the pushing plate moves to drive the hole expanding needle to penetrate through the through hole and extend into the through hole of the louver blade, the moving of the pushing plate also pushes the movable guide block to move further forwards, and the spring is stretched at the moment; when the metal strip end needs to be pushed, when the pushing rod of the longitudinal pushing cylinder retracts, the spring drives the movable guide block to retract to the middle section of the strip-shaped groove, but along with the further retraction of the pushing rod, the pushing plate pushes the movable guide block to retract, the reaming needle is retracted into the movable guide block, the spring is compressed at the moment, the movable guide block is moved to enable the through hole of the movable guide block to be aligned to the metal strip end, the pushing rod of the longitudinal pushing cylinder pushes the pushing plate to move at the moment, and the reaming needle pushes the metal strip end to be extruded into the through hole of the louver blade.
The above embodiments are only used for illustrating the present invention, and the structure, connection mode and the like of each component can be changed, and all equivalent changes and improvements made on the basis of the technical scheme of the present invention should not be excluded from the protection scope of the present invention.
Claims (6)
1. A slat threading machine, comprising: the louver blade fixing device comprises a pressing device and a strip penetrating device, wherein a louver blade fixing guide rail is arranged on one side of the pressing device, the strip penetrating device is arranged on the other side of the pressing device, and the pressing device is used for pressing the louver blade; the strip penetrating device comprises a transverse propelling component and a conversion component, the transverse propelling component comprises a transverse propelling cylinder and a pushing rod, the conversion component comprises a hole expanding mechanism, a strip penetrating guiding mechanism and a base, and the hole expanding mechanism and the strip penetrating guiding mechanism are both arranged on the base; the reaming mechanism comprises a pushing plate and a longitudinal propelling cylinder, and the pushing rod of the longitudinal propelling cylinder is connected with the pushing plate and used for pushing the pushing plate to move longitudinally; the push plate is provided with a pair of reaming needles which are used for aligning to a pair of through holes of the louver blades; the strip penetrating and guiding mechanism is used for guiding a pair of metal strips to enter the expanded through holes of the louver blades and comprises a sliding guide rail, the front end of the sliding guide rail is provided with a pair of rollers which are oppositely arranged up and down, and the rollers are provided with annular grooves for guiding the metal strips in; the rollers below are externally connected with a driving motor.
2. The slat threading machine according to claim 1, wherein the slat fixing rail includes a sliding groove, and a bottom end of the sliding groove is recessed inward to form a pair of fixing grooves extending through the front and rear ends.
3. A slat threader as claimed in claim 2 wherein a plurality of end-to-end racks are provided in the mounting groove, the racks including a pushing face and a withdrawal prevention face, the pushing face facing the trailing end of the slat.
4. A slat stringer according to claim 1, 2 or 3, wherein said hold-down means comprises a hold-down cylinder on which is mounted a telescopic lifting arm.
5. The louver blade threading machine according to claim 1, 2 or 3, characterized in that the reaming mechanism further comprises a bottom plate and a movable guide block, the bottom plate is mounted at the bottom end of the longitudinal propelling cylinder, the movable guide block is mounted at the front end of the longitudinal propelling cylinder, a pair of through holes are arranged in the movable guide block, and the through holes are matched with the reaming needles; a spring is arranged between the bottom plate and the movable guide block; a movable groove which is convenient for the push plate to be inserted is arranged in the movable guide block; the side surface of the movable groove is also provided with a strip-shaped groove which is inwards sunken to form a strip-shaped groove arranged along the movement direction of the push rod, and two ends of the push plate are inserted into the strip-shaped groove; the spring is used for providing elastic force for naturally returning the push plate to the middle section of the strip-shaped groove.
6. The louver blade threading machine of claim 5 wherein the through-hole includes a reamer insertion section adjacent one side of the push plate having an inner diameter greater than 0.2mm of the diameter of the metal strip and a metal strip insertion section on one side of the reamer insertion section, the metal strip insertion section having an inner diameter greater than the inner diameter of the reamer insertion section; the inner diameters of the metal strip insertion section and the broaching needle insertion section are connected in an inclined mode through an annular conical slope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910059923.7A CN109838198B (en) | 2019-01-22 | 2019-01-22 | Louver blade threading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910059923.7A CN109838198B (en) | 2019-01-22 | 2019-01-22 | Louver blade threading machine |
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| Publication Number | Publication Date |
|---|---|
| CN109838198A CN109838198A (en) | 2019-06-04 |
| CN109838198B true CN109838198B (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910059923.7A Active CN109838198B (en) | 2019-01-22 | 2019-01-22 | Louver blade threading machine |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111188567A (en) * | 2019-07-05 | 2020-05-22 | 杭州雅姿窗饰材料有限公司 | Louver blade and louver blade threading machine |
| CN112576175B (en) * | 2020-12-29 | 2025-01-14 | 杭州友普装饰材料有限公司 | Automatic propulsion device for blinds blades |
| CN116713725B (en) * | 2023-05-13 | 2024-03-29 | 昆山力普电子橡胶有限公司 | Automatic rod threading machine for watch belt buckle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2334516Y (en) * | 1998-03-17 | 1999-08-25 | 王成发 | A special threading machine for cloth horizontal shutter blades |
| US6029553A (en) * | 1995-05-19 | 2000-02-29 | Hunter Douglas International N.V. | Method and apparatus for producing a plurality of sequentially arranged edge contoured slats |
| EP0852651B1 (en) * | 1995-08-08 | 2004-05-26 | FINMAR Pty Ltd | A fabric blind slat |
| EP1813765A1 (en) * | 2006-01-27 | 2007-08-01 | ZEBR s.r.o. | Device for punching of endless thin-walled strip |
| CN205955613U (en) * | 2016-08-27 | 2017-02-15 | 陈子博 | Blind's nonmetal excellent device of wearing that approaches money blade |
| CN209942686U (en) * | 2019-01-22 | 2020-01-14 | 杭州友普装饰材料有限公司 | Louver blade threading machine |
-
2019
- 2019-01-22 CN CN201910059923.7A patent/CN109838198B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6029553A (en) * | 1995-05-19 | 2000-02-29 | Hunter Douglas International N.V. | Method and apparatus for producing a plurality of sequentially arranged edge contoured slats |
| EP0852651B1 (en) * | 1995-08-08 | 2004-05-26 | FINMAR Pty Ltd | A fabric blind slat |
| CN2334516Y (en) * | 1998-03-17 | 1999-08-25 | 王成发 | A special threading machine for cloth horizontal shutter blades |
| EP1813765A1 (en) * | 2006-01-27 | 2007-08-01 | ZEBR s.r.o. | Device for punching of endless thin-walled strip |
| CN205955613U (en) * | 2016-08-27 | 2017-02-15 | 陈子博 | Blind's nonmetal excellent device of wearing that approaches money blade |
| CN209942686U (en) * | 2019-01-22 | 2020-01-14 | 杭州友普装饰材料有限公司 | Louver blade threading machine |
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