CN104477627A - Automatic bar feeding machine - Google Patents

Abstract

The invention belongs to the technical field of automatic conveying of mechanical materials in mechanical processing, and in particular relates to an automatic bar feeding machine. The technical problems such as poor practicability of the prior art are solved. The bar material automatic feeding machine of the present invention comprises a frame, a feeding mechanism is provided on the frame, a material storage mechanism is provided at the lower part of one side of the frame, and a material storage mechanism that can be placed on the A lifting mechanism that lifts the bars in the storage mechanism horizontally one by one and places the bars one by one on the conveying mechanism, and the lifting mechanism is connected with the bar conveying detection mechanism arranged at the conveying mechanism And the material lifting mechanism can act according to the signal collected by the bar material conveying detection mechanism. The material conveying mechanism is a friction feeding mechanism and when the bar material on the discharge side of the material conveying mechanism is blocked, the bar material on the material conveying mechanism is in the Slip on the conveying mechanism. The utility model has the advantages of providing a simple structure, controllable operation, and the operation mode is a horizontally ascending material loading tool.

Description

Automatic bar feeder

technical field

The invention belongs to the technical field of automatic conveying of mechanical materials in mechanical processing, and in particular relates to an automatic bar feeding machine.

Background technique

At present, due to the continuous development and progress of machinery manufacturing and processing enterprises, the equipment is constantly being updated and transformed. In the bar grinding process, it is rare to manually move the bar to the grinding machine. Instead, automation is used. The operation mode of the machine feeding, even in the process of transporting the bar to the feeding mechanism, it also realizes the manual operation.

For example, the authorized announcement number is CN201432070Y, which discloses a rod automatic feeding mechanism, which is characterized in that: it includes a bracket and at least two ring-shaped conveyor chains arranged on the bracket along the same inclination angle, and the conveyor chain is provided with multiple There are baffle plates at certain intervals, and the conveying chain is connected with a power device that drives its circular rotation.

Although the above scheme can increase the feeding speed by using mechanical action instead of manual labor, the output stability of the automatic feeding mechanism is poor, resulting in a reduction in conveying efficiency. Secondly, although the above scheme can replace manual labor by using mechanical action The way of labor can increase the feeding speed, but because the feeding mechanism cannot control the feeding speed of the rod, it is easy to cause that if the rod on the feeding mechanism has not left, the feeding mechanism will continue to transport the rod due to failure to detect To the feeding mechanism, resulting in the blockage of the rod on the feeding mechanism and the phenomenon that the material cannot be fed normally, thus causing production accidents and bringing economic losses to the enterprise.

Contents of the invention

The object of the present invention is to solve the above problems and provide an automatic bar feeder with reasonable design, controllable operation and high feeding efficiency.

In order to achieve the above object, the present invention adopts the following technical solutions: the automatic bar feeder of the present invention includes a frame, a feeding mechanism is provided on the frame, a material storage mechanism is provided at the lower part of one side of the frame, A material lifting mechanism is provided between the material mechanism and the frame, which can horizontally lift the bars placed in the storage mechanism one by one and place the bars one by one on the conveying mechanism. The bar material delivery detection mechanism at the delivery mechanism is connected and the material lifting mechanism can act according to the signal collected by the bar material delivery detection mechanism. When the material is blocked, the bar on the conveying mechanism slips on the conveying mechanism.

In this application, a material storage mechanism, a material lifting mechanism and a bar material conveying detection mechanism are set up, which can not only improve the stability of material loading, but also make it difficult for the bar material to be separated. Secondly, the bar material can be supplied on demand, which is different from other The equipment operates in harmony, the operation is controllable and easy to operate, the transmission efficiency is high and the practicability is strong.

Preferably, in the above-mentioned automatic bar feeder, the material lifting mechanism includes a driving shaft and a driven shaft arranged parallel to each other and horizontally, a driver is connected to the driving shaft and the bar feeding detection mechanism is connected to the driver, The driving shaft is provided with at least one driving wheel, and the driven shaft is provided with at least one driven wheel, and the driving wheel and the driven wheel are connected by an annular transmission member, and on the annular transmission member At least one lifting member is provided.

Preferably, in the above-mentioned automatic bar feeder, the storage mechanism is located under one side of the circular transmission member, and when the circular transmission member drives the lifting member to pass through the storage mechanism, the lifting member can A rod in the material mechanism is loaded, and the conveying mechanism is located on the other side of the circular transmission member and when the lifting member loaded with the rod moves to the top of the conveying mechanism, the rod is separated from the lifting member and Undertaken by the conveying mechanism.

Preferably, in the above-mentioned automatic bar feeding machine, the feeding mechanism includes several I-shaped feeding wheels distributed at intervals and located on the same straight line, each I-shaped feeding wheel has an annular material receiving groove, and the The I-shaped feeding wheels are respectively connected with the feeding driver and the feeding driver can drive each I-shaped feeding wheel to rotate synchronously; the groove bottom of the annular material receiving trough is covered with a friction-increasing and anti-damage sleeve made of flexible material.

Preferably, in the above-mentioned automatic bar feeder, the driving wheel is a sprocket and the number is at least two, the driven wheel is a sprocket and the number is at least two, and the annular transmission member is The endless chains engaged on the correspondingly arranged driving wheels and driven wheels, and the lifting parts arranged on the respective ring-shaped transmission parts are arranged correspondingly one by one in the horizontal direction.

Preferably, in the above-mentioned automatic bar feeder, the lifting member is provided with a bar loading port whose opening direction is the same as the traveling direction of the circular transmission member.

Preferably, in the above-mentioned automatic bar feeding machine, the frame is provided with at least one bar that can guide the bar into the delivery mechanism and prevent the bar from being separated from the delivery mechanism when the bar is transferred from the lifting part to the delivery mechanism. The material guide and anti-off mechanism of the material mechanism.

Preferably, in the above-mentioned automatic bar feeder, the material guide anti-off mechanism includes guide rods and stopper rods correspondingly arranged on both sides of the feeding mechanism, and the lower end of the guide rod is fixed on the machine. On the frame and between the material lifting mechanism and the material conveying mechanism, the upper end extends gently and downwards to the top of the material conveying mechanism. Above, a gap is formed between the upper end of the guide rod and the upper end of the retainer rod for the bar to pass through.

Preferably, in the above-mentioned automatic bar feeding machine, the bar feeding detection mechanism includes a photodetector fixed above the bar output end of the feeding mechanism, and the photodetector is connected to the driver through a control circuit .

Preferably, in the above-mentioned automatic bar feeder, the storage mechanism includes a storage hopper, the bottom of the storage hopper is inclined, and the lifting mechanism is located at the bottom low side of the storage hopper.

Compared with the prior art, the advantages of this automatic bar feeder and feeding method are: 1. The design is more reasonable, the structure is simple, the feeding stability is good, the bar is not easy to detach, and the bar can be supplied on demand, which is different from other The equipment operates in harmony, the operation is controllable and easy to operate; 2. The structure is simple and easy to manufacture, and the service life is long; 3. The feeding efficiency is high and the stability is good.

Description of drawings

Figure 1 provides a schematic diagram of the structure provided by the present invention.

Fig. 2 provides a structural schematic diagram of the lifting member provided by the present invention.

In the figure: frame 1, feeding mechanism 2, I-shaped feeding wheel 21, annular feeding trough 22, feeding driver 23, friction-increasing and anti-damage sleeve 24, storage mechanism 3, storage hopper 31, lifting mechanism 4, active Shaft 41, driven shaft 42, driver 43, driving wheel 44, driven wheel 45, annular transmission part 46, material lifting part 47, bar material loading port 47a, bar material conveying detection mechanism 5, photoelectric detector 51, material guide Take off mechanism 6, material guide rod 61, material stop rod 62.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings and examples. The following examples are explanations of the present invention and the present invention is not limited to the following examples.

As shown in Figure 1, the bar material automatic feeding machine includes a frame 1, and a feeding mechanism 2 is provided on the frame 1. Specifically, the feeding mechanism 2 includes a number of I-shaped bars distributed at intervals and located on the same straight line. Feeding wheel 21, each I-shaped feeding wheel 21 has an annular feeding groove 22 respectively, and said I-shaped feeding wheel 21 is connected with feeding driver 23 respectively and feeding driver 23 can drive each I-shaped feeding wheel 21 to rotate synchronously; The groove bottom of the annular material receiving groove 22 is covered with a friction-increasing and damage-proof sleeve 24 made of flexible material. Feeding driver 23 is a motor.

A storage mechanism 3 is provided at the lower part of one side of the frame 1, and a storage mechanism 3 is provided between the storage mechanism 3 and the frame 1 to lift the bars placed in the storage mechanism 3 horizontally one by one and place the bars one by one on the set. The material lifting mechanism 4 on the material delivery mechanism 2, the material lifting mechanism 4 is connected to the bar material conveying detection mechanism 5 arranged at the described material conveying mechanism 2 place and the material lifting mechanism 4 can be according to the bar material conveying detection mechanism 5 The collected signal acts, the conveying mechanism 2 is a friction feeding mechanism and when the bar on the discharge side of the conveying mechanism 2 is blocked, the bar on the conveying mechanism 2 slips on the conveying mechanism 2.

Specifically, the material lifting mechanism 4 of the present embodiment includes a driving shaft 41 and a driven shaft 42 arranged parallel to each other and horizontally, a driver 43 is connected to the driving shaft 41 and the bar feeding detection mechanism 5 is connected to the driver 43. The driving shaft 41 is provided with at least one driving wheel 44, and the driven shaft 42 is provided with at least one driven wheel 45, and the driving wheel 44 and the driven wheel 45 are connected by an annular transmission member 46. At least one material lifting member 47 is provided on the circular transfer member 46 .

In the optimized solution, the material storage mechanism 3 of this embodiment is located under one side of the circular transmission member 46 and when the circular transmission member 46 drives the material lifting member 47 to travel through the storage mechanism 3, the material lifting member 47 can move the storage mechanism 3 One of the rods is loaded, the conveying mechanism 2 is located on the other side of the circular transmission member 46 and when the lifting member 47 loaded with the rod moves to the top of the conveying mechanism 2, the rod is separated from the lifting Part 47 is also accepted by the feeding mechanism 2.

Secondly, the driving wheel 44 is a sprocket wheel and the number is at least two, the driven wheel 45 is a sprocket wheel and the number is at least two, and the annular transmission member 46 is engaged with the correspondingly arranged driving wheel 44 and the driven wheel 44. The endless chain on the driving wheel 45 and the lifting parts 47 arranged on each endless transmission part 46 are arranged in a one-to-one correspondence in the horizontal direction.

As a further optimization solution, as shown in FIG. 2 , the lifting member 47 is provided with a bar loading port 47 a whose opening direction is the same as the traveling direction of the circular transfer member 46 . The bar loading port 47a can ensure the stability of feeding.

In addition, as shown in Figure 1, at least one bar is provided on the frame 1 when the bar is transferred from the lifting part 47 to the delivery mechanism 2, which can guide the bar into the delivery mechanism 2 and prevent the bar from breaking away from the delivery mechanism 2. The material guide anti-off mechanism 6. The material guide anti-off mechanism 6 can further ensure the stability of feeding.

Specifically, the material guide anti-off mechanism 6 here includes a material guide rod 61 and a material stopper rod 62 that are correspondingly arranged on both sides of the material delivery mechanism 2, and the lower end of the material guide rod 61 is fixed on the frame 1 and is located on the lift. Between the material mechanism 4 and the material conveying mechanism 2, the upper end is gently inclined and extends downwards to the top of the material conveying mechanism 2, and the lower end of the stop rod 62 is fixed on the frame 1, and the upper end extends obliquely upwards and crosses the material conveying mechanism 2 Directly above, a gap for bars to pass is formed between the upper end of the guide rod 61 and the upper end of the stop rod 62 .

As an optimization solution, the bar feeding detection mechanism 5 of this embodiment includes a photodetector 51 fixed above the bar output end of the feeding mechanism 2 , and the photodetector 51 is connected to the driver 43 through a control circuit. The driver 43 is a motor.

Secondly, the material storage mechanism 3 includes a storage hopper 31 , the bottom of the storage hopper 31 is inclined and the material lifting mechanism 4 is located at the lower side of the bottom of the storage hopper 31 .

The working principle of this embodiment: the driver 23 runs to drive the driving wheel 24 to rotate, and the driving wheel 24 drives the driven wheel 25 to rotate in the same direction through the annular transmission member 46, causing the annular transmission member 46 to perform circular motion and be placed in the storage hopper 31 The bar material a is extracted horizontally by the lifting member 47 horizontally arranged on each annular transmission member 46 and goes up to the conveying mechanism 2. During the material lifting operation, if the bar conveying detection mechanism arranged at the 5. If it is detected that the bar on the conveying mechanism 2 has not left, it will send a signal to instruct the driver 23 to suspend operation until the bar conveying detection mechanism 5 detects that the bar on the conveying mechanism 2 has left, and then send a signal to instruct the driver 23 to resume run. In addition, in order to prevent the bar material from falling off when it enters the conveying mechanism 2, a material guide and anti-off mechanism 6 is set on the material lifting mechanism 2 and the conveying mechanism 2, so that the bar material can run controllably and move upward one by one The operation mode is smoothly transported to the conveying mechanism 2 and will not cause the bar block on the conveying mechanism 2 to appear.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Those skilled in the art to which the present invention belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the present invention or go beyond the definition of the appended claims range.

Although this article has used the frame 1, the feeding mechanism 2, the I-shaped feeding wheel 21, the annular feeding trough 22, the feeding driver 23, the friction-increasing and anti-damage sleeve 24, the storage mechanism 3, the storage hopper 31, the feeding Mechanism 4, driving shaft 41, driven shaft 42, driver 43, driving wheel 44, driven wheel 45, ring transmission part 46, material lifting part 47, bar material loading port 47a, bar material conveying detection mechanism 5, photoelectric detector 51 , material guide anti-off mechanism 6, material guide rod 61, material stop rod 62 and other terms, but the possibility of using other terms is not excluded. These terms are used only for the purpose of describing and explaining the essence of the present invention more conveniently; interpreting them as any kind of additional limitation is against the spirit of the present invention.

Claims (10)

1. a rod material automatic feeding machine, comprise frame (1), the feeding unit (2) that frame (1) is provided with, it is characterized in that, described frame (1) side lower part is provided with material storage mechanism (3), be provided with between material storage mechanism (3) and frame (1) can by the bar be placed in material storage mechanism (3) one by one level promote and bar be placed on one by one the material lifting mechanism (4) on described feeding unit (2), described material lifting mechanism (4) and the bar being arranged on described feeding unit (2) place carry testing agency (5) to be connected and material lifting mechanism (4) signalizing activity that testing agency (5) can be carried to collect according to bar, described feeding unit (2) is friction feed mechanism and the bar be positioned at when the bar of feeding unit (2) exit side is hampered on feeding unit (2) above skids at feeding unit (2).

2. rod material automatic feeding machine according to claim 1, it is characterized in that, described material lifting mechanism (4) comprises and being parallel to each other and horizontally disposed imput shaft (41) and driven shaft (42), imput shaft (41) is connected with actuator (43) and bar conveying testing agency (5) be connected with actuator (43), described imput shaft (41) is provided with at least one driving wheel (44), described driven shaft (42) is provided with at least one flower wheel (45), be connected with annular delivery part (46) between described driving wheel (44) and flower wheel (45), described annular delivery part (46) is provided with at least one and carries materials and parts (47).

3. rod material automatic feeding machine according to claim 2, it is characterized in that, described material storage mechanism (3) be arranged in annular delivery part (46) a side-lower and when annular delivery part (46) drive carry materials and parts (47) pass through material storage mechanism (3) time described in carry materials and parts (47) and bar of material storage mechanism (3) can be loaded, described feeding unit (2) be positioned at annular delivery part (46) opposite side and when described bar when materials and parts (47) move to feeding unit (2) top of carrying being mounted with bar departs from and carries materials and parts (47) and accepted by feeding unit (2).

4. the rod material automatic feeding machine according to claim 1 or 2 or 3, it is characterized in that, described feeding unit (2) comprises some spaced apart and work shape drawing-inrollers (21) be located along the same line, each work shape drawing-inroller (21) has annular bearing material groove (22) respectively, and described work shape drawing-inroller (21) is connected with feeding actuator (23) respectively and feeding actuator (23) can drive each work shape drawing-inroller (21) synchronous axial system; The bottom land cover of described annular bearing material groove (22) has the increasing of being made up of flexible material to rub loss prevention cover (24).

5. the rod material automatic feeding machine according to Claims 2 or 3, it is characterized in that, described driving wheel (44) is for sprocket wheel and quantity is at least two, described flower wheel (45) is for sprocket wheel and quantity is at least two, described annular delivery part (46) for being engaged on the ring chain on the driving wheel (44) of corresponding setting and flower wheel (45), be arranged on each annular delivery part (46) carry materials and parts (47) in the horizontal direction one_to_one corresponding arrange.

6. rod material automatic feeding machine according to claim 5, is characterized in that, described materials and parts (47) of carrying are provided with opening direction and annular delivery part (46) direct of travel bar load port (47a) in the same way.

7. rod material automatic feeding machine according to claim 5, it is characterized in that, described frame (1) is provided with at least one when bar and bar can be imported feeding unit (2) when materials and parts (47) are transferred to feeding unit (2) from carrying and prevent bar from departing from the guide escapement (6) of feeding unit (2).

8. rod material automatic feeding machine according to claim 7, it is characterized in that, described guide escapement (6) comprises guide bar (61) and the material blocking rod (62) that correspondence is arranged on feeding unit (2) both sides, the lower end of described guide bar (61) is fixed on frame (1) and goes up and be positioned between material lifting mechanism (4) and feeding unit (2), upper end gentle slope extends downward feeding unit (2) top, the lower end of described material blocking rod (62) is fixed in frame (1), upper end tilts upward and extends and cross directly over feeding unit (2), the gap passed through for bar is formed between described guide bar (61) upper end and material blocking rod (62) upper end.

9. the rod material automatic feeding machine according to claim 1 or 2 or 3, it is characterized in that, described bar conveying testing agency (5) comprises the photoelectric detector (51) above the bar mouth being fixed on feeding unit (2), and described photoelectric detector (51) is connected with actuator (43) by control circuit.

10. the rod material automatic feeding machine according to claim 1 or 2 or 3, it is characterized in that, described material storage mechanism (3) comprises storage bin hopper (31), and the bottom angled of described storage bin hopper (31) is arranged and material lifting mechanism (4) is positioned at the bottom downside of storage bin hopper (31).