CN103419336B - Technique nail automation cutting machine - Google Patents

Abstract

An automatic craft nail cutting machine provided by the present invention has such features, including: the first transmission mechanism is a pulley transmission structure for transmitting craft nails; the second transmission mechanism is a pulley transmission structure, and the second transmission mechanism is a pulley transmission structure. The driving wheel of the mechanism is set coaxially with the driven wheel of the first transmission mechanism; the buffer mechanism is set between the first transmission mechanism and the second transmission mechanism to limit the transmission speed of craft nails; the positioning mechanism is set under the second transmission mechanism, It is used to hold up the craft nails; the cutting mechanism is set above the positioning mechanism to apply cutting force to the craft nails downward; the receiving mechanism is set under the positioning mechanism to collect the cut craft nails; the sensor , when the craft nail reaches a predetermined position, an induction signal is obtained; and the controller, according to the induction signal, controls the positioning mechanism to move upward, and at the same time, the cutting mechanism moves downward.

Description

Craft Nail Automatic Cutting Machine

technical field

The invention relates to the technical field of automatic cutting equipment, in particular to an automatic cutting machine for craft nails.

Background technique

Craft nails, as a new product in recent years, are deeply loved by women. Its development space in the market is gradually emerging, and the demand for nail chips is increasing. As shown in FIG. 1 , the craft nail injection molded part has a plurality of nail pieces 11 , a conical handle 12 and a connecting material 13 after being molded by a multi-cavity injection molding method. After injection molding, it is necessary to separate the nail pieces from the waste formed at the sprue and runner, and pack them in bags according to the size of the nails. At present, these processes are still done manually in the factory without corresponding automation equipment. Each piece of nail must go through monotonous and time-consuming manual cutting before it can be packaged and sold on the market. Today, with increasing labor costs, it is urgent to invent an automatic machine that can complete the corresponding functions.

Contents of the invention

The object of the present invention is to provide a kind of craft nail automatic cutting machine, to overcome the above-mentioned shortcoming and deficiency that exist in the prior art.

An automatic craft nail cutting machine provided by the present invention has such features, including: the first transmission mechanism is a pulley transmission structure for transmitting craft nails; the second transmission mechanism is a pulley transmission structure, and the second transmission mechanism is a pulley transmission structure. The driving wheel of the mechanism is set coaxially with the driven wheel of the first transmission mechanism; the buffer mechanism is set between the first transmission mechanism and the second transmission mechanism to limit the transmission speed of craft nails; the positioning mechanism is set under the second transmission mechanism, It is used to hold up the craft nails; the cutting mechanism is set above the positioning mechanism to apply cutting force to the craft nails downward; the receiving mechanism is set under the positioning mechanism to collect the cut craft nails; the sensor , when the craft nail reaches a predetermined position, an induction signal is obtained; and the controller, according to the induction signal, controls the positioning mechanism to move upward, and at the same time, the cutting mechanism moves downward.

In addition, a kind of craft nail automatic cutting machine provided by the present invention can also have such a feature: the buffer mechanism has two guide discs that rotate in opposite directions at the same speed, and each guide disc is provided with 4 semicircular grooves, and the rotation During the process, the semicircular groove of the guide plate forms a circular space for the craft nails to pass through.

In addition, a kind of craft nail automatic cutting machine provided by the present invention can also have such characteristics: the cutting mechanism includes, cutting adjustment screw rod, two "ㄅ" type blade holders and blades; the blade realizes the connection and Disassembled, the cutting adjustment screw adjusts the spacing of the blade holders to match the desired cutting position for craft nails.

In addition, the automatic craft nail cutting machine provided by the present invention can also have the following features: the positioning mechanism has a positioning plate (505), and a row of teeth with an oblique angle of 45° are arranged on the top of the positioning plate, and the position of the teeth is the same as that of the craft nail. Corresponding.

Further, an automatic craft nail cutting machine provided by the present invention can also have the following features: the receiving mechanism includes a baffle plate and a control button, a control part, presets the rated value of receiving materials, and performs cumulative counting according to the induction signal, when The accumulative count of the control part reaches the preset receiving rated value, and the control baffle enters the receiving mechanism to prevent the craft nails from entering the receiving port, and resets the cumulative count. When the control button is activated, the control part controls the baffle to leave the receiving mechanism .

Invention function and effect

According to the process nail automatic cutting machine provided by the present invention, because it has a first-level transmission mechanism, a second-level transmission mechanism, a buffer mechanism, a positioning mechanism, a cutting mechanism, a receiving mechanism, a sensor and a controller, the process nail automatic cutting machine It can complete the transmission, positioning, cutting, counting, waste collection and other work of craft nails with high quality, and the overall structure of the equipment is compact and the layout is reasonable; the transmission and positioning are reliable and the efficiency is high; the operation is simple, easy to move, and can cut a variety of different types of nails Nail flakes; have broad market application prospects.

Description of drawings

Fig. 1 is the structural representation of the nail injection molded part of the process;

Fig. 2 is the overall schematic diagram of the process nail automatic cutting machine in the embodiment of the present invention;

Fig. 3 is an axonometric view of the transmission mechanism of the process nail automatic cutting machine in the embodiment of the present invention;

Fig. 4 is an axonometric view of the feeding buffer mechanism of the process nail automatic cutting machine in the embodiment of the present invention;

Fig. 5 is the front view of the positioning mechanism of the craft nail automatic cutting machine in the embodiment of the present invention;

Fig. 6 is an axonometric view of the positioning mechanism of the process nail automatic cutting machine in the embodiment of the present invention;

Fig. 7 is the front view of the cutting mechanism of the process nail automatic cutting machine in the embodiment of the present invention;

Fig. 8 is an axonometric view of the cutting mechanism of the process nail automatic cutting machine in the embodiment of the present invention;

Fig. 9 is a schematic diagram of the positional relationship between the receiving mechanism and the positioning mechanism of the process nail automatic cutting machine in the embodiment of the present invention; and

Fig. 10 is an axonometric view of the material receiving mechanism of the craft nail automatic cutting machine in the embodiment of the present invention.

Detailed ways

The present invention will be further elaborated below in conjunction with the accompanying drawings and specific embodiments.

Fig. 2 is an overall schematic diagram of the process nail automatic cutting machine in the embodiment of the present invention.

As shown in Figure 2, the craft nail cutting machine includes a transmission mechanism 1, a feeding buffer mechanism 2, a cutting mechanism with adjustable blade spacing 3, a receiving mechanism 4, a positioning mechanism 5, a frame 6, sensors and a control unit. The motor 7 is the power unit of the transmission mechanism 1 .

Fig. 3 is an axonometric view of the transmission mechanism of the craft nail automatic cutting machine in the embodiment of the present invention.

As shown in FIG. 3 , the transmission mechanism 1 includes a motor 7 , a first-stage transmission mechanism, a second-stage transmission mechanism and a fixing plate 104 .

The first-stage transmission mechanism includes: a first bearing seat 101, a first shaft 102, a first-stage first pulley 103, a first-stage second pulley 105, a first-stage conveyor belt 111, a common bearing seat 112 and a common shaft 113 .

The second-level transmission mechanism includes a second bearing housing 106 , a second shaft 107 , a second-level first pulley 110 , a second-level second pulley 108 and a second-level transmission belt 109 .

The first bearing seat 101 , the second bearing seat 106 and the common bearing seat 112 are respectively fixed on the fixing plate 104 .

In the first-stage conveying mechanism, the outermost two ends of the craft nail injection molded parts are in contact with two first-stage conveying belts 111, and Y-shaped V-belts are used as the conveying belts for the first-stage conveying. The rotation of the first shaft 102 drives the rotation of the first pulley of the first stage, and the first stage conveyor belt 111 starts to transmit. A feeding buffer mechanism 2 is arranged between the first-level transmission mechanism and the second-level transmission mechanism. After the craft nail injection molded parts pass through the material loading buffer mechanism 2, they reach the second-level transmission mechanism. In the second-stage transmission mechanism, the connection between the craft nail injection molded parts and the horizontal bar is in contact with the second-stage conveyor belt 109, and a round belt with a diameter of Φ2 is used as the second-stage conveyor belt 109. The conical handle contact. According to the diameter of the handle, a gap of 3 mm is reserved between the two second-stage conveyor belts 109 during the second-stage conveying process. The first-stage pulley 105 has the same diameter as the second-stage pulley 110 , and they are fixedly connected to a common shaft 113 at the transition part of the transmission.

The feeding buffer mechanism 2 is arranged between the first-stage conveying mechanism and the second-stage conveying mechanism. The function of the loading buffer mechanism 2 is to temporarily prevent the next injection molded part from entering the cutting area when a process nail injection molded part is cut.

Fig. 4 is an axonometric view of the loading and buffering mechanism of the process nail automatic cutting machine in the embodiment of the present invention.

As shown in Figure 4, the feeding buffer mechanism includes a driven gear 201, a sleeve 202, a driven guide plate 203, a nut 204, a driven shaft 205, a driving shaft 206, a driving guide plate 207, a driving gear 208, a flange 209, upper cover plate 210, motor 211.

The motor 211 starts, drives the driving shaft 206 to rotate, the driving gear 208 installed on the driving shaft 206 meshes with the driven gear 201 on the driven shaft 205, and the transmission ratio is 1, so that there are 4 semicircular grooves evenly distributed The active guide disc 207 with a diameter of Φ3mm and the driven guide disc 203 rotate at the same speed, so that the craft nail can only pass through when the two guide discs just form a complete circular space. The position of the handle controls when the next injection molded part enters the cutting zone.

The positioning mechanism 5 is arranged directly below the second-stage conveying mechanism.

Fig. 5 is a front view of the positioning mechanism of the craft nail automatic cutting machine in the embodiment of the present invention.

Fig. 6 is an axonometric view of the positioning mechanism of the craft nail automatic cutting machine in the embodiment of the present invention.

As shown in Figure 5 and Figure 6, the positioning mechanism 5 includes a positioning handle 501, a positioning first bearing seat 502, a positioning plate nut 503, a positioning second bearing seat 504, a positioning fastening screw 515, two positioning plates 505, a positioning plate Screw 506, support 507, two positioning cylinder guide rails 508 and 514, two cylinder guide rail bearings 509 and 513, positioning short bar 510, positioning bearing seat 511, positioning cylinder 512, positioning adjusting screw rod 516 and positioning base plate 517.

The positioning adjustment screw rod 516 is processed with two sections of M10×0.75-5g fine thread to improve the adjustment accuracy. The rotation directions of the two sections of thread are different, the right side is right-handed, and the left side is left-handed, so as to achieve symmetrical adjustment. The positioning adjustment screw 516 is supported by the positioning first bearing seat 502 and the positioning second bearing seat 504 to achieve axial positioning, and is fixed on the positioning bottom plate 517 .

After the spacing adjustment of the positioning plates 505 is completed, the positioning fastening screws 515 on the positioning bearing seat 511 are used to lock the positioning adjusting screw rod 516 to avoid the position of the positioning plates 505 from moving left and right during the cutting process.

Both sides of the positioning adjustment screw 516 have a positioning cylinder guide rail 508 , 514 respectively, which are installed on the positioning base plate 517 through the positioning cylinder guide rail bearings 509 and 513 for guiding and supporting the bracket 507 . In the middle of the bracket 507 is an M10×0.75-6H threaded through hole, which is used to cooperate with the thread on the positioning short rod 510 to form a screw mechanism, which converts the rotational motion of the positioning handle 501 into translational motion, and realizes the distance between the two positioning plates 505. adjust. The bracket 507 is designed as a "ㄅ" shape, one end is connected with the positioning adjustment structure, the other end is connected with the positioning plate 505, and is fixed by the positioning plate screw 506 and the positioning plate nut 503. A row of teeth at a 45° bevel angle are designed on the top of the positioning plate 505 to locate the injection molded part of the craft nail.

The sensor is a fiber optic photoelectric sensor. The photoelectric sensor is placed under the second-stage belt conveyor mechanism. When the craft nail injection molded part arrives at the cutting position, the photoelectric sensor senses the arrival of the craft nail injection molded part by sensing the injection handle of the craft nail, and the control unit receives the induction signal from the photoelectric sensor. Finally, a control signal is sent to the cutting mechanism and the positioning mechanism to cut the craft nail.

The blade spacing adjustable cutting mechanism 3 is arranged directly above the positioning mechanism 5 .

Fig. 7 is a front view of the cutting mechanism of the craft nail automatic cutting machine in the embodiment of the present invention.

Fig. 8 is an axonometric view of the cutting mechanism of the craft nail automatic cutting machine in the embodiment of the present invention.

As shown in Figure 7 and Figure 8, the blade spacing adjustable cutting mechanism 3 includes: cutting handle 3, cutting bearing 302, cutting cylinder 303, screw 304, cutting fastening screw 314, cutting adjusting screw rod 315, cutting connecting piece 305, knife Frame top plate 306, two cutting cylinder guide rail supports 307 and 310, two cutting cylinder guide rails 308 and 311, cutting adjustment screw support seat 309, blade holder 312, two blades 313.

The adjustable blade spacing cutting mechanism 3 drives the entire blade spacing adjustable cutting mechanism 3 to realize up and down cutting through the cylinder 303 fixed on the top.

Two sections of M10×0.75-5g fine thread are processed on the cutting adjustment screw rod 315 in the middle part of the blade spacing adjustment mechanism 3 to improve the adjustment accuracy. The rotation directions of the two sections of thread are different, the right side is right-handed, and the left side is left-handed, so as to achieve symmetrical adjustment. The cutting adjustment screw 315 is supported by the cutting adjustment screw support seat 309 and achieves axial positioning. After the adjustment of the blade spacing adjustment mechanism is completed, the cutting adjustment screw 315 is locked by the cutting fastening screw 314 on the cutting adjustment screw support seat 309 to prevent the position of the blade 313 from moving left and right during the cutting process. Both sides of the cutting adjustment screw 315 respectively have a cutting cylindrical guide rail 308, 311, which are installed on the knife holder top plate through two cutting cylindrical guide rail bearings 307, 310 for guiding and supporting the blade holder 312. In the middle of the blade holder 312 is a threaded through hole of M10×0.75-6H, which is used to cooperate with the thread on the cutting adjustment screw 315 to form a screw mechanism, which converts the rotary motion of the cutting handle 301 into a translational motion, and realizes the adjustment of the distance between the two blades 313. adjust. There is a light hole on the left and right sides of the threaded hole, which cooperates with two cutting cylinder guide rails 308, 311 to assist the blade holder to move. The blade holder is designed as a "ㄅ" shape, one end is connected with the blade holder top plate 306, and the other end is connected with the blade 313, and is installed and disassembled by screws and nuts to realize blade replacement.

The distance between the positioning plates matches with the distance between the adjusting blades.

Fig. 9 is a schematic diagram of the positional relationship between the receiving mechanism and the positioning mechanism of the craft nail automatic cutting machine in an embodiment of the present invention.

As shown in FIG. 9 , the two positioning plates 505 of the positioning mechanism 5 are located in the middle of the receiving frame of the receiving mechanism 4 .

The material receiving mechanism 4 is made of small grids one by one, and the size of the small grids is equivalent to that of the craft nails. After the craft nails are cut, they will fall along the small grids, so as to realize the neat arrangement of the nail pieces.

Fig. 10 is an axonometric view of the material receiving mechanism of the craft nail automatic cutting machine in the embodiment of the present invention.

As shown in Figure 10, the left and right symmetrical settings of the material receiving mechanism 4 include: the left upper material receiving cylinder 401, the left lower material receiving cylinder 402, the left upper baffle 403, the left lower baffle 410, the material receiving rack 405, Right upper baffle plate 406, right upper material receiving cylinder 407, right lower material receiving cylinder 408, right lower baffle plate 409, first button, second button and alarm indicator light.

The receiving mechanism can realize the classified and quantitative collection of craft nails. For this reason, two narrow grooves with a width of 1.5 mm are respectively opened on both sides of the receiving rack 405, and a left upper baffle plate 403 and a left lower baffle plate 403 with a thickness of 1 mm are equipped for it. Plate 410 , upper right fender 406 and lower right fender 409 . When the baffle is inserted into the storage rack, the space of the storage rack can be separated. The left upper baffle plate 403, the left lower baffle plate 410, the right upper baffle plate 406 and the right lower baffle plate 409 pass through the left upper receiving cylinder 401, the left lower receiving cylinder 402, the right upper receiving cylinder 407 and the right lower receiving cylinder respectively. The movement of the material cylinder 408 is used to control the movement of the baffle plate into and out of the material receiving rack 404 .

The controller has a counting function, and when the count reaches a predetermined value, it controls the movement of the receiving cylinder, inserts the baffle into the receiving rack, and prevents the cut nails from falling directly into the receiving bag.

The fiber optic photoelectric sensor senses the arrival of the craft nail injection molded parts by sensing the injection handle of the craft nail. After the control part receives the induction signal from the photoelectric sensor, the controller starts to accumulate the number. Increment the count value by 1. In this embodiment, it is preset that each receiving bag is packed with the amount of 20 craft nail injection molded parts. When the count of the controller reaches 20, the controller sends a control information number to control the movement of the left lower receiving cylinder 402 and the right lower receiving cylinder 408, and insert the left lower baffle 410 and the right lower baffle 409 into the receiving rack During the process, the count value of the controller is cleared and restarts counting. The controller controls the alarm indicator light to flash to give an alarm. When the first button is pressed, the controller controls the lower left cylinder 402 and the lower cylinder 408 to move, and the left lower baffle 410 and the right lower baffle 409 are pulled out of the storage rack. When the counting value of the controller reaches 20 again, the controller repeatedly controls the movement of the left lower receiving cylinder 402 and the right lower receiving cylinder 408, and inserts the left lower baffle 410 and the right lower baffle 409 into the receiving rack .

When the left lower receiving cylinder 402 and the right lower receiving cylinder 408 move, the left lower baffle 410 and the right lower baffle 409 are inserted into the receiving rack, the first button is not pressed, and the controller counts again When reaching 20, the controller controls the left upper material receiving cylinder 401 and the right upper material receiving cylinder 407 to move, and the left upper baffle plate 403 and the right upper baffle plate 406 are inserted in the material receiving rack. The controller controls the alarm indicator light to flash to give an alarm. When the first button is pressed, the controller controls the left upper material receiving cylinder 401 and the right upper material receiving cylinder 407 to move, and the left upper baffle plate 403 and the right upper baffle plate 406 are inserted into the material receiving rack and drawn out of the material receiving rack.

Before starting the machine, the left upper baffle 403, the left lower baffle 410, the right upper baffle 406, and the right lower baffle 409 are all in the normally open state (that is, the baffle is not inserted into the receiving rack), After starting up, the cut nail pieces 403 will directly fall into the receiving rack 404 . When the nail sheet 403 in the material receiving rack 404 reaches the preset value of the controller, control the left side lower material receiving cylinder 402 and the right side lower material receiving cylinder 408 to move, and the left side lower baffle plate 410 and the right side lower baffle plate 409 Insert it into the receiving rack, and the cut nail pieces will fall on the baffle plate at this time. At the same time, the control part will control the alarm indicator to send out a reminder signal to notify the workers to replace the receiving bag. When the receiving bag is replaced, press the button on the side The first button, the control part controls the left side lower baffle plate 410 and the right side lower baffle plate 409 to withdraw, and the nail pieces 403 intercepted above will all fall into the collection bag.

When the left lower baffle plate 410 and the right lower baffle plate 409 are in the non-exit state, and the nail piece 403 reaches the preset value of 20, the controller controls the left upper receiving cylinder 401 and the right upper receiving cylinder 407 Move, the left upper baffle plate 403 and the right upper baffle plate 406 are inserted in the material receiving rack, and the warning light lights up again and reminds, and informs the needs of the worker to speed up the bag changing speed. After the worker finishes changing the bag, press the second button to return the left upper baffle plate 403 and the right upper baffle plate 406 .

The working process of the craft nail automatic cutting machine is as follows:

Step 1: After the craft nail injection molded parts leave the injection molding machine, put them into the feeding place of the craft nail automatic cutting machine at a certain distance.

Step 2: Craft nail injection molded parts are conveyed by the conveying mechanism. After being positioned by the feeding buffer mechanism, the craft nail injection molded parts enter the second-level transmission mechanism from the first-level transmission mechanism.

Step 2: After the transmission mechanism transfers the craft nail injection molded parts to the processing area, the fiber optic photoelectric sensor senses the arrival of the craft nail injection handle, and the controller controls the positioning mechanism to hold up the injection molded parts, and at the same time pass through the cylinder fixed on the top Drive the whole cutting mechanism to realize downward cutting.

Step 3: After cutting, nail pieces of the same size will automatically fall into the corresponding receiving mechanism. Each baffle of the receiving mechanism is connected to a cylinder, and the movement of the cylinder controls the baffle to enter and exit the receiving rack. The controller receives After receiving the induction signal of the fiber photoelectric sensor, it starts counting. Before starting up, the upper and lower baffles are in the normal open state (that is, the baffles are not inserted into the receiving rack), after starting up, the cut nail pieces will directly fall into the receiving rack, when the nail pieces in the receiving rack When it reaches the preset value of 20, the cylinder pushes the lower baffle to insert it into the stacker. At this time, the cut nail pieces will fall on the lower baffle. When the lower baffle is inserted into the stacker, a reminder signal will be sent to notify the workers Replace the receiving bag, when the receiving bag is replaced, press the button on the side, the lower baffle will exit, and the nail pieces intercepted above will all fall into the receiving bag. When the lower baffle plate is in the non-exit state and the nail pieces reach the preset value of 20, the upper baffle plate enters the receiving rack under the push of the cylinder to further buffer the nail pieces to match the worker’s bag changing speed.

Step 4: When the type of craft nail injection molded parts is changed, the distance between the blades and the positioning plate of the positioning mechanism can be adjusted by adjusting the left and right screw mechanisms. Repeat the above three steps.

Function and effect of embodiment

The craft nail automatic cutting machine provided according to this embodiment has a first-level transmission mechanism, a second-level transmission mechanism, a buffer structure, a positioning mechanism with adjustable spacing, a cutting mechanism with adjustable spacing, a quantitative receiving mechanism, sensors and Controller, therefore, the craft nail automatic cutting machine can complete the transfer, positioning, cutting, counting, waste collection and other work of craft nails with high quality, and the overall structure of the equipment is compact, the layout is reasonable; the transmission positioning is reliable, the efficiency is high; the operation is simple, It is good for moving and can cut various types of nail pieces; it has a wide range of market application prospects.

Claims (4)

1. a technique nail automation cutting machine, is characterized in that, comprising:

First connecting gear is pulley drive structure, for transmitting described technique nail;

Second connecting gear is pulley drive structure, and the driving wheel of described second connecting gear and the driven pulley of described first connecting gear are coaxially arranged;

Buffer gear, is arranged between described first connecting gear and described second connecting gear, limits described technique nail transfer rate;

Detent mechanism, is arranged on below described second connecting gear, for upwards being held up by described technique nail;

Cutting mechanism, is arranged on the top of detent mechanism, for applying cutting force downwardly towards described technique nail;

Receiving mechanism, is arranged on below detent mechanism, for collecting the described technique nail after cutting;

Sensor, when described technique nail arrives precalculated position, obtains induced signal; And

Controller, according to described induced signal, controls described detent mechanism and moves upward, and described cutting mechanism moves downward simultaneously;

Wherein, described buffer gear has two positioning disks rotated in opposite directions with phase same rate, and each described positioning disk is provided with 4 semicircular grooves, and in rotation process, the circular space of described semicircular flute profile of described positioning disk is passed through for described technique nail.

2. technique nail automation cutting machine according to claim 1, is characterized in that:

Wherein, described cutting mechanism comprises, cutting adjusting screw(rod), two panels " ㄅ " type blade holder and blade;

Described blade is realized and the connection of described blade holder and dismounting by screw thread,

Described cutting adjusting screw(rod) regulates the spacing of described blade holder to coordinate the cutting position needed for described technique nail.

3. technique nail automation cutting machine according to claim 1, is characterized in that:

Wherein, described detent mechanism has location-plate (505), and described location-plate top arranges the tooth that a row is 45 ° of oblique angles, and the position of described tooth is corresponding with described technique nail.

4. technique nail automation cutting machine according to claim 1, is characterized in that:

Wherein, described receiving mechanism comprises baffle plate and control button,

Control part, presets rewinding rated value, and carries out stored count according to induced signal, when control part stored count arrives described default rewinding rated value, control baffle plate enters described receiving mechanism and stops described technique nail to enter through rewinding mouth, and resets stored count again

When control button is activated, control part controls described baffle plate and leaves receiving mechanism.