阅读说明：本技术 一种贯流风叶的动平衡补偿机构 (Dynamic balance compensation mechanism of cross-flow fan blade ) 是由 张志辉 马春志 陈呈 于 2021-09-13 设计创作，主要内容包括：本发明公开了一种贯流风叶的动平衡补偿机构,涉及贯流风叶动平衡修正设备领域,包括机构底座,所述机构底座内设有移动装置,所述移动装置用于将贯流风叶从动平衡检测工位移动到动平衡补偿工位上,所述动平衡检测工位以及动平衡补偿工位的一侧均设有转动装置,所述动平衡检测工位上的转动装置的外侧连接有动平衡检测仪,所述动平衡补偿工位的上方设有卡槽片夹取装置,所述卡槽片夹取装置的侧面设有卡槽片补料装置,所述卡槽片夹取装置用于将卡槽片补料装置剪切的卡槽片夹取并安装到贯流风叶上,本发明能够完成贯流风叶动平衡补偿时自动切割、夹取、放置的补料动作,节省了大量人力,满足生产需求。(The invention discloses a dynamic balance compensation mechanism of a through-flow fan blade, which relates to the field of dynamic balance correction equipment of the through-flow fan blade, and comprises a mechanism base, wherein a moving device is arranged in the mechanism base and used for moving the through-flow fan blade from a dynamic balance detection station to a dynamic balance compensation station, rotating devices are respectively arranged on one sides of the dynamic balance detection station and the dynamic balance compensation station, a dynamic balance detector is connected to the outer side of the rotating device on the dynamic balance detection station, a clamping groove piece clamping device is arranged above the dynamic balance compensation station, a clamping groove piece feeding device is arranged on the side surface of the clamping groove piece clamping device, and the clamping groove piece clamping device is used for clamping and mounting a clamping groove piece sheared by the clamping groove piece feeding device on the through-flow fan blade, saves a large amount of manpower and meets the production requirement.)

1. The utility model provides a dynamic balance compensation mechanism of through-flow fan blade which characterized in that: the mechanism comprises a mechanism base (1), a moving device (2) is arranged in the mechanism base (1), the moving device (2) is used for moving a through-flow fan blade (3) from a dynamic balance detection station (4) to a dynamic balance compensation station (5), a rotating device (6) is arranged on one side of the dynamic balance detection station (4) and one side of the dynamic balance compensation station (5), a dynamic balance detector (7) is connected to the outer side of the rotating device (6) on the dynamic balance detection station (4), a clamping groove piece clamping device (8) is arranged above the dynamic balance compensation station (5), a clamping groove piece feeding device (9) is arranged on the side face of the clamping groove piece clamping device (8), and the clamping groove piece clamping device (8) is used for clamping and installing a clamping groove piece sheared by the clamping groove piece feeding device (9) on the through-flow fan blade (3).

2. The dynamic balance compensation mechanism of the cross-flow fan blade according to claim 1, characterized in that: the moving device (2) comprises a moving slide rail (21), a moving slide block (22), a clamping jaw supporting plate (23), two clamping jaw base plates (24), two first clamping jaws (25) and two second clamping jaws (26), wherein a plurality of lifting hydraulic cylinders (27) which are uniformly distributed are arranged at the bottom of the moving slide rail (21), output shafts of the lifting hydraulic cylinders (27) are pressed against the lower surface of the moving slide rail (21) through pushing cushion blocks (28), the moving slide block (22) is slidably mounted on the moving slide rail (21), the bottom of the clamping jaw supporting plate (23) is fixed on the moving slide block (22), the clamping jaw base plates (24) are fixed on the clamping jaw supporting plate (23) according to fixed interval distances, each clamping jaw base plate (24) is provided with a first clamping jaw (25) and a second clamping jaw (26), the working surfaces of the first clamping jaw (25) and the second clamping jaw (26) are arc-shaped, the bottom of first clamping jaw (25) is equipped with guide bar (29) that two symmetries set up, guide bar (29) are pegged graft in second clamping jaw (26), be equipped with clamping jaw elasticity cylinder (210) in second clamping jaw (26), the output shaft of clamping jaw elasticity cylinder (210) is at the medial surface of first clamping jaw (25).

3. The dynamic balance compensation mechanism of the cross-flow fan blade according to claim 2, characterized in that: the structure of the cross-flow fan blade (3) comprises a plurality of blades (31).

4. The dynamic balance compensation mechanism of the cross-flow fan blade according to claim 1, characterized in that: the dynamic balance detection station (4) comprises a first support frame (41) and a second support frame (42), wherein the first support frame (41) and the second support frame (42) are respectively arranged at two ends of the cross-flow fan blade (3).

5. The dynamic balance compensation mechanism of the cross-flow fan blade according to claim 1, characterized in that: the dynamic balance compensation station (5) comprises a third support frame (51) and a fourth support frame (52), the first support frame (51) and the second support frame (52) are respectively arranged at two ends of the cross-flow fan blade (3), and a push-pull air cylinder (53) is arranged on the back of the third support frame (51).

6. The dynamic balance compensation mechanism of the cross-flow fan blade according to claim 1, characterized in that: rotating device (6) include motor (61), belt (62), belt pulley (63), end cover pivot (64) and rotating pin (65), motor (61) drive belt (62) and drive belt pulley (63) by belt (62) again and rotate, belt pulley (63) are fixed on end cover pivot (64), be equipped with rotating pin (65) on end cover pivot (64).

7. The dynamic balance compensation mechanism of the cross-flow fan blade according to claim 5, characterized in that: the clamping groove piece clamping and taking device (8) comprises a clamping groove piece truss (81), a sliding rail (82), an air cylinder seat (83), an air cylinder (84), a clamping jaw sliding block (85) and a clamping groove piece clamping jaw (86), the clamping groove piece truss (81) is fixed on a third support frame (51) and a fourth support frame (52), the sliding rail (82) is fixed on the side face of the clamping groove piece truss (81), the air cylinder seat (83) is slidably mounted on the sliding rail (82), the air cylinder (84) is fixed in the air cylinder seat (83), an output shaft of the air cylinder (84) is connected onto the clamping jaw sliding block (85), the clamping groove piece clamping jaw (86) is fixed at the bottom of the clamping jaw sliding block (85), and the clamping groove piece clamping jaw (86) is used for grabbing a clamping groove piece on the clamping groove piece cutting device (9).

8. The dynamic balance compensation mechanism of the cross-flow fan blade of claim 7, wherein: the card slot sheet supplementing device (9) comprises a card slot sheet placing plate (91), a feeding roller (92), a cutting motor (93), a cutting sheet (94), a cutting motor seat plate (95), a cutting oil cylinder (96) and a card slot sheet fixing plate (97), wherein the card slot sheet placing plate (91) is obliquely arranged and is provided with a card slot sheet sliding groove, the bottom of the card slot sheet placing plate (91) is fixed on a mechanism base (1) through a supporting column (98), the feeding roller (92) comprises two feeding rollers and is respectively arranged at two ends of a feeding belt (917), the feeding roller (92) and the feeding belt (917) are arranged in a card slot sheet moving plate (918), a card slot sheet guide groove (919) is arranged on the card slot sheet moving plate (918), the feeding roller (92) provides power through a roller motor (99), and the roller motor (99) is fixed on the side face of the card slot sheet moving plate (918), the cutting motor (93) is fixed on the cutting motor seat plate (95), the cutting blade (94) is fixed on the output shaft of the cutting motor (93), the cutting motor seat plate (95) is sleeved on the seat plate guide plate (910), the bottom parts of the seat plate guide plate (910) and the clamping groove piece fixing plate (97) are fixed on the base (2), a first clamping jaw (911) and a second clamping jaw (912) are arranged on the outer side of the clamping groove sheet fixing plate (97), the second clamping jaw (912) is slidably mounted on the first clamping jaw (911), a clamping groove sheet fastening cylinder (913) is arranged at the rear end of the second clamping jaw (912), the clamping groove piece fastening cylinder (913) is fixed on the first clamping jaw (911), the first clamping jaw (911) is fixed on the clamping groove piece clamping jaw seat (914), the clamping jaw seat (914) is slidably arranged on the clamping jaw moving slide rail (915), the clamping jaw moving slide rail (915) is fixed on the base (2) through a rectangular support frame (916).

Technical Field

The invention relates to the field of cross-flow fan blade dynamic balance correction equipment, in particular to a dynamic balance compensation mechanism of a cross-flow fan blade.

Background

With the gradual improvement of the living standard of people, the air conditioner is an indispensable part in places such as home, office and traffic, and the cross-flow fan blade is an important component part in the air conditioner, and the demand of the cross-flow fan blade is larger and larger. The cross-flow fan blade is in a cylinder shape which rotates ceaselessly when in work, in order to reduce noise, reduce vibration, prolong the service life of a supporting part, reduce discomfort of a user and reduce the power consumption of an air-conditioning product, the cross-flow fan blade is generally subjected to dynamic balance detection, and the product which is unqualified in detection is subjected to dynamic balance compensation.

Disclosure of Invention

The invention aims to provide a dynamic balance compensation mechanism of a through-flow fan blade, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the dynamic balance compensation mechanism of the through-flow fan blade comprises a mechanism base, wherein a moving device is arranged in the mechanism base and used for moving the through-flow fan blade from a dynamic balance detection station to a dynamic balance compensation station, rotating devices are arranged on one sides of the dynamic balance detection station and the dynamic balance compensation station, a dynamic balance detector is connected to the outer side of the rotating device on the dynamic balance detection station, a clamping groove piece clamping device is arranged above the dynamic balance compensation station, a clamping groove piece feeding device is arranged on the side face of the clamping groove piece clamping device, and the clamping groove piece clamping device is used for clamping a clamping groove piece sheared by the clamping groove piece feeding device and installing the clamping groove piece on the through-flow fan blade.

Preferably, the moving device comprises a moving slide rail, a moving slide block, a clamping jaw supporting plate, two clamping jaw base plates, two first clamping jaws and two second clamping jaws, a plurality of lifting hydraulic cylinders are uniformly distributed at the bottom of the movable sliding rail, the output shafts of the lifting hydraulic cylinders are propped against the lower surface of the movable sliding rail by pushing the cushion blocks, the movable sliding block is arranged on the movable sliding rail in a sliding way, the bottom of the clamping jaw supporting plate is fixed on the movable sliding block, the clamping jaw base plates are fixed on the clamping jaw supporting plate according to a fixed interval distance, each clamping jaw base plate is provided with a first clamping jaw and a second clamping jaw, the working surfaces of the first clamping jaw and the second clamping jaw are arc-shaped, two symmetrically arranged guide rods are arranged at the bottom of the first clamping jaw, the guide rod is inserted in the second clamping jaw, a clamping jaw tightness cylinder is arranged in the second clamping jaw, and an output shaft of the clamping jaw tightness cylinder is connected to the inner side face of the first clamping jaw.

Preferably, the structure of the cross-flow fan blade comprises a plurality of blades.

Preferably, the dynamic balance detection station comprises a first support frame and a second support frame, and the first support frame and the second support frame are respectively arranged at two ends of the cross-flow fan blade.

Preferably, the dynamic balance compensation station comprises a third support frame and a fourth support frame, and the first support frame and the second support frame are respectively arranged at two ends of the cross-flow fan blade.

Preferably, the rotating device comprises a motor, a belt pulley, an end cover rotating shaft and a rotating pin, the motor drives the belt to drive the belt pulley to rotate through the belt, the belt pulley is fixed on the end cover rotating shaft, and the rotating pin is arranged on the end cover rotating shaft.

Preferably, the clamping groove piece clamping device comprises a clamping groove piece truss, a sliding rail, a cylinder seat, a cylinder, a clamping jaw sliding block and a clamping groove piece clamping jaw, the clamping groove piece truss is fixed on a third support frame and a fourth support frame, the sliding rail is fixed on the side face of the clamping groove piece truss, the cylinder seat is slidably mounted on the sliding rail, the cylinder is fixed in the cylinder seat, an output shaft of the cylinder is connected onto the clamping jaw sliding block, the clamping groove piece clamping jaw is fixed at the bottom of the clamping jaw sliding block, and the clamping groove piece clamping jaw is used for clamping a clamping groove piece on the clamping groove piece cutting device.

Preferably, the clamping groove piece supplementing device comprises a clamping groove piece placing plate, a feeding roller, a cutting motor, a cutting piece, a cutting motor seat plate, a cutting oil cylinder and a clamping groove piece fixing plate, wherein the clamping groove piece placing plate is obliquely arranged and is provided with a clamping groove piece sliding groove, the bottom of the clamping groove piece placing plate is fixed on the mechanism base through a support column, the feeding roller comprises two clamping grooves and is respectively arranged at two ends of a feeding belt, the feeding roller and the feeding belt are arranged in a clamping groove piece moving plate, the clamping groove piece moving plate is provided with a clamping groove piece guide groove, the feeding roller provides power through a roller motor, the roller motor is fixed on the side surface of the clamping groove piece moving plate, the cutting motor is fixed on the cutting motor seat plate, the cutting piece is fixed on an output shaft of the cutting motor, and the cutting motor seat plate is sleeved on the seat plate guide plate, the clamping jaw clamping device is characterized in that the bottoms of the seat plate guide plate and the clamping groove piece fixing plate are fixed on the base, a first clamping jaw and a second clamping jaw are arranged on the outer side of the clamping groove piece fixing plate, the second clamping jaw is slidably mounted on the first clamping jaw, a clamping groove piece fastening cylinder is arranged at the rear end of the second clamping jaw, the clamping groove piece fastening cylinder is fixed on the first clamping jaw, the first clamping jaw is fixed on a clamping groove piece clamping jaw seat, the clamping groove piece clamping jaw seat is slidably mounted on a clamping jaw moving slide rail, and the clamping jaw moving slide rail is fixed on the base through a rectangular support frame.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the automatic feeding device, the feeding roller automatically conveys the clamping groove pieces to the cutting piece, the cutting piece is pressed downwards under the driving of the cutting oil cylinder, and the clamping groove pieces with proper lengths are cut for dynamic balance compensation, so that the problem that the cutting size is not accurate enough when manual cutting is performed is avoided;

2. the clamping jaw I and the clamping jaw II are arranged in the clamping device and can clamp the clamping groove piece when the cutting piece is cut, so that the clamping groove piece is prevented from shaking and displacing during cutting, and flaws are caused during cutting of the clamping groove piece;

3. the feeding roller can continuously move the clamping groove piece falling from the clamping groove piece placing plate to the cutting piece direction after a result is detected by the dynamic balance detector, so that continuous cutting is performed, the clamping groove piece is clamped by the clamping groove piece clamping claw and then directly clamped on the through-flow fan blade after cutting, the original manual operation is replaced, and the feeding roller is very convenient to use.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of a mobile device according to the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is a schematic structural diagram of a dynamic balance detection station according to the present invention;

FIG. 5 is a schematic structural diagram of a dynamic balance compensation station according to the present invention;

FIG. 6 is an enlarged view of the structure at C in FIG. 5;

FIG. 7 is a schematic view of a card slot feeding device according to the present invention;

FIG. 8 is an enlarged view of the structure at D in FIG. 7;

FIG. 9 is a schematic view of a partial structure of a slot moving plate according to the present invention;

FIG. 10 is a schematic structural view of a cross-flow fan blade;

fig. 11 is a schematic cross-sectional view of a card slot sheet.

In the figure: 1-a mechanism base;

2-a mobile device; 21-moving the sliding rail; 22-moving the slide; 23-a jaw pallet; 24-jaw pad; 25-a first jaw; 26-a second jaw; 27-a lifting hydraulic cylinder; 28-pushing the cushion block; 29-a guide bar; 210-clamping jaw tightness cylinder;

3-cross-flow fan blades; 31-a blade;

4-dynamic balance detection station; 41-a first support frame; 42-support frame two;

5-dynamic balance compensation station; 51-support frame III; 52-support frame four;

6-a rotating device; 61-a motor; 62-a belt; 63-a belt pulley; 64-end cap shaft; 65-a rotation pin;

7-dynamic balance detector; 71-bottom head fastening cylinder; 72-a fastening block; 73-temporary placement blocks; 74-lifting cylinder; 75-axle runout detection wheel; 76-shaft jump detection cylinder; 77-shaft jump detection truss; 78-cylinder support bracket; 79-mounting hole of rotating shaft; 710-wheel cover; 711-shaft jump detecting dial indicator;

8-a card slot clamping device; 81-card slot sheet truss; 82-a slide rail; 83-a cylinder block; 84-a cylinder; 85-clamping jaw sliding blocks; 86-a slot sheet jaw;

9-a card slot patch feeding device; 91-card slot sheet placing plate; 92-a feed roller; 93-a cutting motor; 94-cutting the slices; 95-cutting the motor seat plate; 96-a cutting oil cylinder; 97-card slot sheet fixing plate; 98-support column; 99-a roller motor; 910-seat plate guide plate; 911-clamping jaw one; 912-clamping jaw II; 913-a card slot piece fastening cylinder; 914-card slot sheet jaw seat; 915-clamping jaw moving slide rail; 916-rectangular support frame; 917-feeding belt; 918-card slot sheet moving plate; 919-card slot sheet guide groove.

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 to 11, the present invention provides a technical solution: a dynamic balance compensation mechanism of a cross-flow fan blade comprises a mechanism base (1), wherein a moving device (2) is arranged in the mechanism base (1), the moving device (2) is used for moving the cross-flow fan blade (3) from the dynamic balance detection station (4) to the dynamic balance compensation station (5), one side of the dynamic balance detection station (4) and one side of the dynamic balance compensation station (5) are both provided with a rotating device (6), the outer side of a rotating device (6) on the dynamic balance detection station (4) is connected with a dynamic balance detector (7), a clamping groove sheet clamping device (8) is arranged above the dynamic balance compensation station (5), a clamping groove patch supplementing device (9) is arranged on the side surface of the clamping groove patch clamping device (8), the clamping groove piece clamping device (8) is used for clamping and installing clamping groove pieces sheared by the clamping groove piece feeding device (9) on the through-flow fan blade (3).

In this embodiment, the moving device (2) includes a moving slide rail (21), a moving slider (22), a clamping jaw supporting plate (23), two clamping jaw base plates (24), two first clamping jaws (25) and two second clamping jaws (26), the bottom of the moving slide rail (21) is provided with a plurality of lifting hydraulic cylinders (27) which are uniformly distributed, output shafts of the lifting hydraulic cylinders (27) are pressed against the lower surface of the moving slide rail (21) through pushing cushion blocks (28), the moving slider (22) is slidably mounted on the moving slide rail (21), the bottom of the clamping jaw supporting plate (23) is fixed on the moving slider (22), the clamping jaw base plates (24) are fixed on the clamping jaw supporting plate (23) according to a fixed interval distance, each clamping jaw base plate (24) is provided with a first clamping jaw (25) and a second clamping jaw (26), working surfaces of the first clamping jaw (25) and the second clamping jaw (26) are arc-shaped, the bottom of first clamping jaw (25) is equipped with two guide bars (29) that the symmetry set up, guide bar (29) are pegged graft in second clamping jaw (26), be equipped with clamping jaw elasticity cylinder (210) in second clamping jaw (26), the output shaft of clamping jaw elasticity cylinder (210) is at the medial surface of first clamping jaw (25), and clamping jaw elasticity cylinder 210 can promote first clamping jaw 25 and second clamping jaw 26 and realize opening and shutting under the guide effect of guide bar 29, just can snatch through-flow fan blade 3 when closing, and the lift hydraulic cylinder 27 of removal slide rail 21 bottom can help first clamping jaw 55 and second clamping jaw 56 to realize reciprocating, is convenient for it snatchs, places through-flow fan blade 3 in dynamic balance detection station (4) and dynamic balance compensation station (5) at different heights.

In this embodiment, the structure of the cross-flow fan blade 3 includes a plurality of blades 31, and the clamping slot sheet during dynamic balance compensation is clamped on the blades 31.

In this embodiment, the dynamic balance detection station (4) includes a first support frame (41) and a second support frame (42), the first support frame (41) and the second support frame (42) are respectively disposed at two ends of the cross-flow fan blade (3), the dynamic balance compensation station (5) includes a third support frame (51) and a fourth support frame (52), the first support frame (51) and the second support frame (52) are respectively disposed at two ends of the cross-flow fan blade (3), the rotating device (6) includes a motor (61), a belt (62), a belt pulley (63), an end cover rotating shaft (64) and a rotating pin (65), the motor (61) drives the belt (62) to rotate the belt pulley (63) driven by the belt (62), the belt pulley (63) is fixed on the end cover rotating shaft (64), the rotating pin (65) is disposed on the end cover rotating shaft (64), and one ends of the cross-flow fan blades (3) of the two stations with rotating shafts are respectively disposed at the first support frame (41) and the second support frame (42) And thirdly, 51, moving the cross-flow fan blade 3 to enable the rotating pin 65 to be inserted into a rotating hole of an end cover of the cross-flow fan blade 3, and driving the belt 62 and the belt pulley 63 by the motor 61 and finally driving the end cover rotating shaft 64 and the rotating pin 65 to rotate, so that the dynamic balance of the cross-flow fan blade 3 can be conveniently detected, and the slot plates can be compensated at different positions of the cross-flow fan blade 3.

In this embodiment, the clamping slot piece clamping device (8) includes a clamping slot piece truss (81), a slide rail (82), a cylinder seat (83), a cylinder (84), a clamping jaw sliding block (85) and a clamping slot piece clamping jaw (86), the clamping slot piece truss (81) is fixed on a third support frame (51) and a fourth support frame (52), the slide rail (82) is fixed on the side surface of the clamping slot piece truss (81), the cylinder seat (83) is slidably mounted on the slide rail (82), the cylinder (84) is fixed in the cylinder seat (83), an output shaft of the cylinder (84) is connected to the clamping jaw sliding block (85), the clamping slot piece clamping jaw (86) is fixed at the bottom of the clamping jaw sliding block (85), the clamping slot piece clamping jaw (86) is used for clamping a clamping slot piece on the clamping slot piece cutting device (9), the cut clamping slot piece can be clamped by the clamping slot piece clamping jaw 86 and then moves back and forth on the clamping jaw blade 3 through the slide rail 82, and placing the clamping slots on the blades 31 of the cross-flow fan blade 3 until all the clamping slots are placed, and finishing the dynamic balance compensation.

In this embodiment, the card slot sheet supplementing device (9) includes a card slot sheet placing plate (91), a feeding roller (92), a cutting motor (93), a cutting sheet (94), a cutting motor seat plate (95), a cutting oil cylinder (96) and a card slot sheet fixing plate (97), the card slot sheet placing plate (91) is arranged in an inclined manner and provided with a card slot sheet sliding slot, the bottom of the card slot sheet placing plate (91) is fixed on the mechanism base (1) through a support column (98), the feeding roller (92) includes two feeding rollers and is respectively arranged at two ends of a feeding belt (917), the feeding roller (92) and the feeding belt (917) are arranged in a card slot sheet moving plate (918), a card slot sheet guide slot (919) is arranged on the card slot sheet moving plate (918), the feeding roller (92) provides power through a roller motor (99), the roller motor (99) is fixed on the side face of the card slot sheet moving plate (918), the cutting motor (93) is fixed on the cutting motor seat plate (95), the cutting blade (94) is fixed on an output shaft of the cutting motor (93), the cutting motor seat plate (95) is sleeved on the seat plate guide plate (910), the bottoms of the seat plate guide plate (910) and the clamping groove blade fixing plate (97) are fixed on the base (2), a clamping jaw I (911) and a clamping jaw II (912) are arranged on the outer side of the clamping groove blade fixing plate (97), the clamping jaw II (912) is slidably mounted on the clamping jaw I (911), a clamping groove blade fastening cylinder (913) is arranged at the rear end of the clamping jaw II (912), the clamping groove blade fastening cylinder (913) is fixed on the clamping jaw I (911), the clamping jaw I (911) is fixed on the clamping groove blade clamping jaw seat (914), the clamping groove blade clamping jaw seat (914) is slidably mounted on the clamping jaw moving sliding rail (915), and the clamping jaw moving sliding rail (915) is fixed on the base (2) through a rectangular support frame (916), the method comprises the steps of firstly placing enough slot pieces in a slot piece raw material sliding groove of a slot piece placing plate 91, controlling a feeding roller 92 to rotate after a roller motor 99 receives a signal, driving a feeding belt 917 to move by rotating the feeding roller 92, clamping the slot pieces with required lengths by a first clamping jaw 911 and a second clamping jaw 912 after the slot pieces are sent out by the slot piece raw materials under the action of friction force, moving a cutting oil cylinder 96 downwards to enable a cutting motor 93 and a cutting piece 94 to move downwards simultaneously, cutting off the part of the slot pieces by the cutting piece 94, moving the cut slot pieces to the position of a slot piece clamping jaw 86 by a clamping jaw moving slide rail 915, and waiting for the cut slot pieces to be taken away by the slot piece clamping jaw 86.

The working principle is as follows: firstly, on a first support frame 41 of a dynamic balance detection station (4), then, moving a cross-flow fan blade 3 to enable a rotating pin 65 to be inserted into a rotating hole of an end cover of the cross-flow fan blade 3, driving a belt 62 and a belt pulley 63 by a motor 61 and finally driving an end cover rotating shaft 64 and the rotating pin 65 to rotate for dynamic balance detection, then lifting the cross-flow fan blade 3 of the station by a lifted first clamping jaw (25) and two second clamping jaws (26) together, moving the cross-flow fan blade 3 to a dynamic balance compensation station (5) under the action of a moving slide rail (21), placing one end of the cross-flow fan blade 3 with a rotating shaft on a third support frame (51), moving the cross-flow fan blade 3 by the pushing of a push-pull cylinder 53 to enable the rotating pin 65 to be inserted into the rotating hole of the end cover of the cross-flow fan blade 3, driving the belt 62, the belt pulley 63 by the motor 61 and finally driving the end cover rotating shaft 64 and the rotating pin 65 to rotate, the slot sheets are compensated at different positions of the cross-flow fan blade 3 conveniently, after dynamic balance detection is carried out, a roller motor 99 receives signals and controls a feeding roller 92 to rotate, the feeding roller 92 rotates to drive a feeding belt 917 to move, after slot sheet raw materials are sent out of slot sheets with required lengths under the action of friction force, the part of the slot sheets are clamped by a first clamping jaw 911 and a second clamping jaw 912, a cutting oil cylinder 96 moves downwards to enable a cutting motor 93 and a cutting blade 94 to move downwards simultaneously, the part of the slot sheets are cut off by the cutting blade 94, the cut slot sheets are moved to the position of a slot sheet clamping jaw 86 by a clamping jaw moving slide rail 915 to wait for being taken away by the slot sheet clamping jaw 86, the cut slot sheets are clamped by the slot sheet clamping jaw 86 and then move back and forth on the cross-flow fan blade 3 by a slide rail 82, the slot sheets are placed on the blade 31 of the cross-flow fan blade 3 until all the slot sheets are placed completely, after the dynamic balance compensation is completed, the cross-flow fan blade 3 on the station is lifted by the lifted first clamping jaw (25) and the two second clamping jaws (26) together, and is moved out of the station.

Based on the above, the feeding roller automatically conveys the slot clamping sheet to the cutting sheet, the cutting sheet is pressed downwards under the driving of the cutting oil cylinder, and the slot clamping sheet with a proper length is cut for dynamic balance compensation, so that the problem that the cutting size is not accurate enough when manual cutting occurs is avoided; the clamping jaw I and the clamping jaw II can clamp the clamping groove piece when the cutting piece is cut, so that the clamping groove piece is prevented from shaking and displacing during cutting, and flaws are generated during cutting of the clamping groove piece; the feeding roller can continuously move the clamping groove piece falling from the clamping groove piece placing plate to the cutting piece direction after a result is detected by the dynamic balance detector, so that continuous cutting is performed, the clamping groove piece is clamped by the clamping groove piece clamping claw and then directly clamped on the through-flow fan blade after cutting, the original manual operation is replaced, and the feeding roller is very convenient to use.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention are intended to be embraced therein.