Conveying device for chamfered bars

Abstract

When the conveying device is used, firstly, the bar needing to be chamfered is placed on the upper surface of a material receiving arm, a servo motor is started to drive a belt wheel and a connecting rod to rotate, the connecting rod drives one end of a connecting arm to rotate around the output end of the servo motor, and one end of the connecting arm is hinged to a transmission device; meanwhile, the transmission device drives a connecting plate to move left and right, at the moment, a first belt and a second belt drive an eccentric wheel to rotate, so that a supporting plate reciprocates up and down, and therefore when a servo motor is started, a material shaking arm lifts a chamfered bar at the front end of an ascending material receiving arm; and meanwhile, the connecting arm moves leftwards to drive the material shaking arm to move leftwards to enable the chamfered plate to enter a material receiving groove of the feeding arm, then the material shaking arm resets and reciprocates, so that the bars needing to be chamfered are conveyed in sequence, and the situation that the chamfering efficiency and quality of the bars are affected due to material clamping or material vacancy in the conveying process is avoided.

Description

Technical Field

[0001] The invention belongs to the technical field of material conveying, and in particular relates to a conveying device for chamfered bars. Background Art

[0002] Chamfering bars refers to the process of chamfering the ends of bars to remove burrs, flash and other defects, and improve the surface quality and safety of the bars. The conveying devices for chamfering bars play a key role in the bar processing process. They can efficiently and stably convey the bars to the chamfering mechanism for processing.

[0003] Traditional conveying devices usually use a rod propulsion mechanism driven by a motor, and use the cooperation of an active roller and a driven roller to push the rod axially to achieve chamfering processing. However, this transmission method is not stable, and there is no guarantee that the rods are stacked during the transmission process, nor can it be guaranteed that the rods enter the chamfering mechanism one by one for processing, which affects the efficiency and quality of the rod chamfering. Therefore, a conveying device for chamfering rods is proposed. Summary of the invention

[0004] The object of the present invention is to provide a conveying device for chamfering bars, which solves the problem that the existing conveying devices usually use a bar propulsion mechanism driven by a motor, and use the cooperation of an active roller and a driven roller to push the bar to move axially to achieve chamfering processing. However, this transmission method is not stable, and it cannot guarantee whether the bars are stacked during the transmission process, nor can it guarantee that the bars enter the chamfering mechanism one by one for processing, thereby affecting the efficiency and quality of the bar chamfering.

[0005] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0006] The present invention discloses a conveying device for chamfered bars, comprising a base, support frames are arranged on both sides of the upper surface of the base, the support frames are composed of two hydraulic rods and a cross bar, the cross bar is installed on the output ends of the two hydraulic rods, a conveying plate is fixed on the upper surface of the cross bar, the conveying plate is composed of a conveying arm, a receiving arm and a feeding arm, the receiving arm and the feeding arm are respectively fixed at both ends of the conveying arm, and the chamfered bars are arranged on the receiving arm;

[0007] The upper surface of the base is provided with a guide square tube and a guide tube on both sides, a guide square column is nested in the guide square tube, a guide column is nested in the guide tube, a support plate is fixed to the guide square column and the guide column, and slide bars are provided on both opposite surfaces of the support plate;

[0008] A motor seat is provided on one side of the upper surface of the support plate, a servo motor is fixed on one side of the motor seat, a pulley is fixed on the side surface of the output shaft of the servo motor, a through hole is provided just below the pulley, support square tubes are provided on both sides of the lower surface of the support plate, one of the support square tubes is connected with the through hole; a second pulley is provided inside the lower end of the support square tube, and a rotating shaft is provided on the two opposite surfaces of the second pulley, the rotating shaft penetrates the support square tube and extends to the outside, an eccentric wheel is provided at one end of the rotating shaft; openings are provided on the two opposite surfaces of the two support square tubes, and the second pulleys in the two support square tubes are connected by a second belt; a third pulley is provided on the side surface of the rotating shaft of one side of the second pulley in the support square tube connected with the through hole, and the third pulley is connected to the pulley by the first belt; a connecting rod is fixed on one end of the output shaft of the servo motor, and a connecting arm is hinged at one end of one surface of the connecting rod;

[0009] The upper surface of the support plate is provided with a connecting plate, and the two opposite surfaces of the connecting plate are provided with shaking arms, and the lower side of the inner wall of the shaking arm is provided with a slide groove, and the slide groove and the slide bar cooperate with each other; the middle parts of the two opposite surfaces of the support plate and the connecting plate are provided with tooth plates, and a transmission device is provided between the two tooth plates, and the transmission device is hinged to the free end of the connecting arm;

[0010] The transmission device comprises two transmission gears and two transmission plates. The two opposite surfaces of the transmission gears are provided with rotating shafts. The rotating shafts and the two transmission gears are arranged between the two transmission plates. The rotating shafts on the transmission gears are rotatably matched with the transmission plates.

[0011] A transmission shaft is arranged on one surface of the transmission plate, and the transmission shaft is hinged to the free end of the connecting arm.

[0012] In one of the embodiments, a reinforcing rib is provided on the lower side of the peripheral side of the hydraulic rod, and the lower surface of the reinforcing rib is fixedly connected to the base.

[0013] In one embodiment, the shape and size of the guiding square column are adapted to the guiding square tube, and the guiding square column and the guiding square tube are nested with each other.

[0014] In one embodiment, the shape and size of the guide column are adapted to the guide tube, and the guide column and the guide tube are nested with each other.

[0015] In one embodiment, the shape and size of the slide bar are adapted to the slide groove, and the slide bar and the slide groove are slidably matched.

[0016] In one of the embodiments, a plurality of shaking grooves are provided on the upper surface of the shaking arm, and the shaking grooves are “V”-shaped grooves.

[0017] In one of the embodiments, a plurality of universal wheels are disposed on the lower surface of the base, and the universal wheels have a self-locking structure.

[0018] In one of the embodiments, a pad is provided under the supporting square tube, and the pad is fixed to the upper surface of the base by screws.

[0019] The present invention has the following beneficial effects:

[0020] When the present invention is used, first, the rod to be chamfered is placed on the upper surface of the receiving arm, and the servo motor is turned on to drive the pulley and the connecting rod to rotate. The connecting rod drives one end of the connecting arm to rotate around the output end of the servo motor, and one end of the connecting arm is hinged to the transmission device, thereby driving the transmission device to reciprocate between the two tooth plates. At the same time, the transmission device drives the connecting plate to move left and right. At this time, the first belt and the second belt drive the eccentric wheel to rotate, so that the support plate reciprocates up and down. Therefore, when the servo motor is turned on, the material shaking arm will lift the chamfered rod at the front end of the rising receiving arm, and at the same time, the connecting arm moves to the left, driving the material shaking arm to move to the left to move the chamfered plate into the receiving groove of the feeding arm. Then the material shaking arm is reset, and then reciprocates again, so that the rods to be chamfered are conveyed in sequence, avoiding jamming or empty material during transportation, which affects the efficiency and quality of rod chamfering.

[0021] The present invention provides a support frame, so that the height of the conveying device can be flexibly adjusted by adjusting the telescopic length of the hydraulic rod according to actual use conditions, so as to meet the use of chamfering mechanisms of different heights; when adjusting the height of the hydraulic rod, pads of different thicknesses are replaced at the same time, so as to meet the appropriate height for lifting the chamfered rod when the eccentric wheel rotates.

[0022] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0024] Figure 1 It is a schematic diagram of the overall structure of a conveying device for chamfered bars;

[0025] Figure 2 It is a left side view of a conveying device for chamfered bars;

[0026] Figure 3 for Figure 2 Middle AA section;

[0027] Figure 4 for Figure 3 Middle BB section;

[0028] Figure 5 for Figure 4 Middle CC section.

[0029] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0030] 1. Base; 2. Support frame; 201. Hydraulic rod; 202. Cross bar; 203. Conveyor plate; 2031. Receiving arm; 2032. Feeding arm; 2033. Conveyor arm; 2034. Chamfered bar; 3. Guide square tube; 301. Guide square column; 4. Guide tube; 401. Guide column; 5. Support plate; 501. Slide bar; 502. Motor seat; 5021. Servo motor; 5022 , connecting arm; 503, through hole; 5031, supporting square tube; 5032, eccentric wheel; 5033, second belt; 5034, first belt; 6, connecting plate; 601, shaking material arm; 6011, shaking material trough; 602, slide groove; 603, tooth plate; 604, transmission device; 605, transmission gear; 606, transmission plate; 607, rotating shaft; 608, transmission shaft; 2011, reinforcing rib. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0032] In the description of the present invention, it should be understood that the terms "upper", "middle", "outer", "inner" and the like indicating directions or positional relationships are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the components or elements referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as limiting the present invention.

[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] See also Figure 1-Figure 5As shown, the present invention is a conveying device for chamfered bars, comprising a base 1, support frames 2 are arranged on both sides of the upper surface of the base 1, the support frame 2 is composed of two hydraulic rods 201 and a cross bar 202, the cross bar 202 is installed on the output ends of the two hydraulic rods 201, a conveying plate 203 is fixed on the upper surface of the cross bar 202, the conveying plate 203 is composed of a conveying arm 2033, a receiving arm 2031 and a feeding arm 2032, the receiving arm 2031 and the feeding arm 2032 are respectively fixed at both ends of the conveying arm 2033, and a chamfered bar 2034 is arranged on the receiving arm 2031;

[0035] A guide square tube 3 and a guide tube 4 are respectively arranged on both sides of the upper surface of the base 1. A guide square column 301 is nested in the guide square tube 3, and a guide column 401 is nested in the guide tube 4. The shape and size of the guide square column 301 are adapted to the guide square tube 3, and the guide square column 301 and the guide square tube 3 are nested together; the shape and size of the guide column 401 are adapted to the guide tube 4, and the guide column 401 and the guide tube 4 are nested together; the guide square column 301 and the guide column 401 are fixed with a support plate 5 together, and slide bars 501 are arranged on both opposite surfaces of the support plate 5;

[0036] A motor seat 502 is provided on one side of the upper surface of the support plate 5, a servo motor 5021 is fixed on one side of the motor seat 502, a pulley is fixed on the side of the output shaft of the servo motor 5021, a through hole 503 is opened directly below the pulley, and support square tubes 5031 are provided on both sides of the lower surface of the support plate 5, one of the support square tubes 5031 is connected to the through hole 503; a second pulley is provided inside the lower end of the support square tube 5031, and a rotating shaft is provided on the opposite surfaces of the second pulley, and the rotating shaft passes through the support square tube 5031 and extends to the outside The servo motor 5021 has an output shaft with an eccentric wheel 5032 at one end; openings are provided on the two opposite surfaces of the two supporting square tubes 5031, and the second pulleys in the two supporting square tubes 5031 are connected by a second belt 5033; a third pulley is provided on the side of the rotating shaft on one side of the second pulley in the supporting square tube 5031 connected to the through hole 503, and the third pulley is connected to the pulley by a first belt 5034; a connecting rod is fixed to one end of the output shaft of the servo motor 5021, and a connecting arm 5022 is hinged at one end of one surface of the connecting rod;

[0037] A connecting plate 6 is provided on the upper surface of the support plate 5, and a material shaking arm 601 is provided on both opposite surfaces of the connecting plate 6. A slide groove 602 is provided on the lower side of the inner wall of the material shaking arm 601, and the slide groove 602 cooperates with the slide bar 501; tooth plates 603 are provided in the middle of both opposite surfaces of the support plate 5 and the connecting plate 6, and a transmission device 604 is provided between the two tooth plates 603, and the transmission device 604 is hinged to the free end of the connecting arm 5022;

[0038] The transmission device 604 includes two transmission gears 605 and two transmission plates 606. The transmission gears 605 are provided with rotating shafts 607 on opposite surfaces. The rotating shafts 607 and the two transmission gears 605 are provided between the two transmission plates 606. The rotating shafts 607 on the transmission gears 605 are rotatably matched with the transmission plates 606.

[0039] A transmission shaft 608 is disposed on one surface of the transmission plate 606 , and the transmission shaft 608 is hinged to the free end of the connecting arm 5022 .

[0040] Among them, a reinforcing rib 2011 is arranged on the lower side of the peripheral side of the hydraulic rod 201 , and the lower surface of the reinforcing rib 2011 is fixedly connected to the base 1 .

[0041] The shape and size of the slide bar 501 are adapted to the slide groove 602 , and the slide bar 501 and the slide groove 602 are slidably matched.

[0042] A plurality of shaking grooves 6011 are arranged on the upper surface of the shaking arm 601 , and the shaking grooves 6011 are “V”-shaped grooves.

[0043] Among them, a plurality of universal wheels are arranged on the lower surface of the base 1, and the universal wheels have a self-locking structure.

[0044] Among them, a pad is arranged under the supporting square tube 5031, and the pad is fixed to the upper surface of the base 1 by screws.

[0045] See also Figure 1-Figure 5 As shown, this embodiment is a method for using a conveying device for chamfering bars: when in use, first place the bars to be chamfered on the upper surface of the receiving arm 2031, turn on the servo motor 5021 to drive the pulley and the connecting rod to rotate, the connecting rod drives one end of the connecting arm 5022 to rotate around the output end of the servo motor 5021, and one end of the connecting arm 5022 is hinged to the transmission device 604, thereby driving the transmission device 604 to reciprocate between the two tooth plates 603, and at the same time the transmission device 604 drives the connecting plate 6 to move left and right, at this time the first belt 5034 and the second belt 5036 are connected to each other. 33 drives the eccentric wheel 5032 to rotate, thereby causing the support plate 5 to reciprocate up and down. Therefore, when the servo motor 5021 is turned on, the material shaking arm 601 lifts the chamfered rod 2034 at the front end of the ascending receiving arm 2031, and at the same time the connecting arm 5022 moves to the left, driving the material shaking arm 601 to move to the left to move the chamfered rod 2034 into the receiving groove of the feeding arm 2032. Then the material shaking arm 601 is reset and then reciprocates, thereby conveying the rods that need to be chamfered in turn, avoiding jamming or empty material during transportation, which affects the efficiency and quality of rod chamfering.

[0046] It should be further explained that limit plates are provided on both sides of the tooth plate 603 of the movable section of the transmission device 604 to prevent the transmission device 604 from deviating from the tooth plate 603 during movement. A controller is installed on one side of the conveying device, and the controller is electrically connected to the servo motor 5021 and the hydraulic rod 201.

[0047] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0048] The preferred embodiments of the present invention disclosed above are only used to help explain the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A conveying device for chamfered bars, comprising a base (1), characterized in that: Support frames (2) are provided on both sides of the upper surface of the base (1), the support frames (2) are composed of two hydraulic rods (201) and a cross bar (202), the cross bar (202) is installed on the output ends of the two hydraulic rods (201), a conveying plate (203) is fixed on the upper surface of the cross bar (202), the conveying plate (203) is composed of a conveying arm (2033), a receiving arm (2031) and a feeding arm (2032), the receiving arm (2031) and the feeding arm (2032) are respectively fixed at two ends of the conveying arm (2033), and a chamfered bar (2034) is provided on the receiving arm (2031); The upper surface of the base (1) is provided with a guide square tube (3) and a guide tube (4) on both sides, the guide square tube (3) is embedded with a guide square column (301), the guide tube (4) is embedded with a guide column (401), the guide square column (301) and the guide column (401) are jointly fixed with a support plate (5), and the support plate (5) is provided with sliding strips (501) on both opposite surfaces; A motor seat (502) is arranged on one side of the upper surface of the support plate (5), a servo motor (5021) is fixed on one side of the motor seat (502), a belt pulley is fixed on the side of the output shaft of the servo motor (5021), a through hole (503) is opened directly below the belt pulley, and supporting square tubes (5031) are arranged on both sides of the lower surface of the support plate (5), one of the supporting square tubes (5031) is connected to the through hole (503); a second belt pulley is arranged inside the lower end of the supporting square tube (5031), and a rotating shaft is arranged on the opposite two surfaces of the second belt pulley, and the rotating shaft passes through the supporting square tube (5031). 1) extends to the outside, an eccentric wheel (5032) is arranged at one end of the rotating shaft; openings are provided on both opposite surfaces of the two supporting square tubes (5031), and the second pulleys in the two supporting square tubes (5031) are connected by a second belt (5033); a third pulley is arranged on the side surface of the rotating shaft on one side surface of the second pulley in the supporting square tube (5031) connected to the through hole (503), and the third pulley is connected to the pulley by a first belt (5034); a connecting rod is fixed at one end of the output shaft of the servo motor (5021), and a connecting arm (5022) is hinged at one end of one surface of the connecting rod; The upper surface of the support plate (5) is provided with a connecting plate (6), and the connecting plate (6) is provided with a material shaking arm (601) on both opposite surfaces, and a slide groove (602) is provided on the lower side of the inner wall of the material shaking arm (601), and the slide groove (602) and the slide bar (501) cooperate with each other; tooth plates (603) are provided in the middle of both opposite surfaces of the support plate (5) and the connecting plate (6), and a transmission device (604) is provided between the two tooth plates (603), and the transmission device (604) is hinged to the free end of the connecting arm (5022); The transmission device (604) comprises two transmission gears (605) and two transmission plates (606); two opposite surfaces of the transmission gear (605) are provided with a rotating shaft (607); the rotating shaft (607) and the two transmission gears (605) are provided between the two transmission plates (606); the rotating shaft (607) on the transmission gear (605) is rotationally matched with the transmission plate (606); A transmission shaft (608) is disposed on one surface of the transmission plate (606), and the transmission shaft (608) is hinged to the free end of the connecting arm (5022).

2. A conveying device for chamfered bars according to claim 1, characterized in that: A reinforcing rib (2011) is provided on the lower side of the peripheral side of the hydraulic rod (201), and the lower surface of the reinforcing rib (2011) is fixedly connected to the base (1).

3. A conveying device for chamfered bars according to claim 1, characterized in that: The shape and size of the guiding square column (301) are compatible with the guiding square tube (3), and the guiding square column (301) and the guiding square tube (3) are nested and matched.

4. A conveying device for chamfered bars according to claim 1, characterized in that: The shape and size of the guide column (401) are compatible with the guide tube (4), and the guide column (401) and the guide tube (4) are nested and matched.

5. A conveying device for chamfered bars according to claim 1, characterized in that: The shape and size of the slide bar (501) are adapted to the slide groove (602), and the slide bar (501) and the slide groove (602) are slidably matched.

6. A conveying device for chamfered bars according to claim 1, characterized in that: The upper surface of the material shaking arm (601) is provided with a plurality of material shaking grooves (6011), and the material shaking grooves (6011) are "V"-shaped grooves.

7. A conveying device for chamfered bars according to claim 1, characterized in that: The lower surface of the base (1) is provided with a plurality of universal wheels, and the universal wheels have a self-locking structure.

8. A conveying device for chamfered bars according to claim 1, characterized in that: A pad is provided below the supporting square tube (5031), and the pad is fixed to the upper surface of the base (1) by means of screws.

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