阅读说明：本技术 一种探针针套自动供料设备 (Automatic feeding device for probe needle sleeves ) 是由 郑建生 李兵 于 2021-09-28 设计创作，主要内容包括：本发明涉及自动化供料设备领域,具体发明了一种探针针套自动供料设备。该探针针套自动供料设备包括基座,基座设置有相对的两个竖板,两个竖板之间转动连接有分料轮,分料轮的外周侧沿环向等间隔开设有多个弧形槽,各弧形槽的两端贯通,且两端的内径大于中部的内径；分料轮连接有驱动其转动的驱动机构；分料轮的上方设置有料仓,料仓的底部设置有开口,开口对应若干个弧形槽；料仓的一侧设置有能够遮挡至少两个弧形槽的挡块,挡块连接于两个竖板之间,且两个竖板上均连接有进气管接头及转接导管,其中两个弧形槽与位于两端的进气管接头及转接导管对准连通。该探针针套自动供料设备大大提高了探针针套的供料效率。(The invention relates to the field of automatic feeding equipment, in particular to automatic feeding equipment for probe needle sleeves. The automatic feeding device for the probe needle sleeves comprises a base, wherein two opposite vertical plates are arranged on the base, a material distribution wheel is rotatably connected between the two vertical plates, a plurality of arc-shaped grooves are formed in the outer peripheral side of the material distribution wheel at equal intervals along the circumferential direction, two ends of each arc-shaped groove are communicated, and the inner diameters of the two ends are larger than that of the middle part; the material distributing wheel is connected with a driving mechanism for driving the material distributing wheel to rotate; a storage bin is arranged above the material distribution wheel, an opening is formed in the bottom of the storage bin, and the opening corresponds to the arc-shaped grooves; one side of feed bin is provided with the dog that can shelter from two at least arc walls, and the dog is connected between two risers, and all is connected with air inlet pipe joint and switching pipe on two risers, and wherein two arc walls aim at the intercommunication with the air inlet pipe joint and the switching pipe that are located both ends. The automatic feeding device for the probe needle sleeves greatly improves the feeding efficiency of the probe needle sleeves.)

1. The automatic feeding device for the probe needle sleeves is characterized by comprising a base (10), wherein the base (10) is provided with two opposite vertical plates (11), a material distribution wheel (20) is rotatably connected between the two vertical plates (11), a plurality of arc-shaped grooves (23) are formed in the peripheral side of the material distribution wheel (20) at equal intervals along the circumferential direction, two ends of each arc-shaped groove (23) are communicated, and the inner diameters of the two ends are larger than that of the middle part; the material distributing wheel (20) is connected with a driving mechanism (30) for driving the material distributing wheel to rotate; a storage bin (40) is arranged above the distributing wheel (20), an opening is formed in the bottom of the storage bin (40), and the opening corresponds to the arc-shaped grooves (23); one side of feed bin (40) is provided with and to shelter from at least two dog (44) of arc wall (23), dog (44) are connected in two between riser (11), and two all be connected with air inlet pipe joint (111) and switching pipe (112) on riser (11), wherein two arc wall (23) with be located both ends air inlet pipe joint (111) reach switching pipe (112) aim at the intercommunication.

2. The automatic feeding device for probe needle sleeves according to claim 1, wherein reversing wheels (50) rotatably connected with the base (10) are arranged on opposite sides of the two vertical plates (11), and the rotating central axes of the reversing wheels (50) are perpendicular to the rotating central axis of the distributing wheel (20); a central hole (51) is formed in the center of the reversing wheel (50), a plurality of through holes (52) are formed in the inner side surface of the central hole (51) at equal intervals along the circumferential direction, and one end of the switching guide pipe (112) can be aligned and communicated with each through hole (52) respectively; the two reversing wheels (50) are connected with the driving mechanism (30) through a transmission assembly.

3. The automatic feeding device for the probe needle sleeves according to claim 2, wherein the base (10) is connected with two limiting plates (60), the two limiting plates (60) are respectively arranged on one side of the two reversing wheels (50) and provided with arc-shaped guide grooves (61) for guiding the reversing wheels (50) to rotate; first mounting holes (62) are formed in the arc-shaped guide groove (61) along the radial direction of the reversing wheel (50), and the first mounting holes (62) can be respectively aligned and communicated with the through holes (52) and connected with one end of the switching guide pipe (112).

4. The automatic feeding device for the probe needle sleeves according to claim 3, wherein a second mounting hole (63) is formed in the arc-shaped guide groove (61) along the radial direction of the reversing wheel (50), the second mounting hole (63) can be respectively aligned and communicated with each through hole (52), and a feeding air pipe (64) is connected with the second mounting hole; the included angle between the central axes of the second mounting hole (63) and the first mounting hole (62) is larger than or smaller than the integral multiple of the included angle between the central axes of two adjacent through holes (52).

5. The automatic feeding device for probe needle sleeves according to claim 4, wherein a floating installation block (65) is arranged above the reversing wheel (50), one end of the floating installation block (65) is connected with the limiting plate (60), the other end of the floating installation block is connected with an air blowing pipe joint (70), one end of the air blowing pipe joint (70) extends into the central hole (51), and an air outlet hole is aligned with the second installation hole (63).

6. An automatic feeding device for probe needle sleeves according to claim 4 or 5, characterized in that the angle between the central axes of the second mounting hole (63) and the first mounting hole (62) on the limiting plate (60) is 90 °.

7. The automatic feeding device for probe needle sleeves according to claim 1, wherein the material distribution wheel (20) comprises a main wheel (21) and two auxiliary wheels (22) coaxially connected to two ends of the main wheel (21); a plurality of main wheel grooves (211) are formed in the outer peripheral side of each main wheel (21) at equal intervals in the circumferential direction, a plurality of auxiliary wheel grooves (221) are formed in the outer peripheral sides of the two auxiliary wheels (22) at equal intervals in the circumferential direction, each auxiliary wheel groove (221) corresponds to each main wheel groove (211), and the inner diameter of each auxiliary wheel groove is larger than that of each main wheel groove (211); the main wheel groove (211) and the two auxiliary wheel grooves (221) positioned at two ends form the arc-shaped groove (23).

8. The automatic feeding device for probe needle sleeves according to claim 1, characterized in that a guide block (13) is arranged obliquely below one side of the distributing wheel (20) far away from the stop block (44), and the guide block (13) is provided with a top surface (131) which is inclined upwards towards the center of the distributing wheel; the bottom end of the top surface (131) is provided with a resetting bin (14).

9. The automatic feeding device for probe needle sleeves according to claim 2, wherein a plurality of guide grooves (53) are circumferentially and equally spaced on the outer peripheral side of the reversing wheel (50), one end of each guide groove (53) is respectively communicated with the outer end of each through hole (52), and the depth of each guide groove (53) is gradually reduced along the rotating direction of the reversing wheel (50).

10. The automatic feeding device for probe needle sleeves according to claim 2, wherein the driving mechanism (30) comprises two first gears (31) respectively arranged on opposite sides of the two vertical plates (11), and the two first gears (31) are coaxially connected with a material dividing rotating shaft of the material dividing wheel (20); the base (10) is rotatably connected with a second rotating shaft (32), the second rotating shaft (32) is parallel to the material distributing rotating shaft, and a second gear (33) meshed with the first gear (31) is coaxially connected with the second rotating shaft; one of the second rotating shafts (32) is connected with a speed reducer (34) and a servo motor (35);

the transmission assembly comprises a third rotating shaft (36) which is rotatably connected with the base (10), the third rotating shaft (36) is parallel to the second rotating shaft (32) and is in transmission connection with the second rotating shaft (32) through a group of third gears (37); one end of the third rotating shaft (36) is in transmission connection with the reversing rotating shaft of the reversing wheel (50) through a group of bevel gears (38).

Technical Field

The invention relates to the field of automatic feeding equipment, in particular to automatic feeding equipment for probe needle sleeves.

Background

The probe is an object which is used for contacting with a PCBA test point in the special PCBA test fixture, and the needle sleeve is a part which is arranged on a needle plate of the test fixture and used for placing the probe. In the current industry, when a jig is manufactured, needle sleeves are mainly placed into holes machined in advance in a needle plate manually, and the average speed can reach 2-3 per second. However, when the needle sleeve is manually pressed into the needle plate, the needle sleeve is easily influenced by personal proficiency and experience, some needle sleeves are pressed to be deviated or deformed, the uniformity of production is poor, a lot of troubles are caused in the later period, and the manual needle sleeve placing mode has low operation efficiency.

Therefore, there is a need for an automatic feeding device for probe needle sheath to solve the above problems.

Disclosure of Invention

The invention aims to provide automatic feeding equipment for probe needle sleeves, which greatly improves the feeding efficiency of the probe needle sleeves and ensures the uniformity of products.

In order to achieve the purpose, the invention adopts the following technical scheme:

the automatic feeding device for the probe needle sleeves comprises a base, wherein the base is provided with two opposite vertical plates, a material distribution wheel is rotatably connected between the two vertical plates, a plurality of arc-shaped grooves are formed in the outer peripheral side of the material distribution wheel at equal intervals along the circumferential direction, two ends of each arc-shaped groove are communicated, and the inner diameters of the two ends are larger than that of the middle part; the material distributing wheel is connected with a driving mechanism for driving the material distributing wheel to rotate; a storage bin is arranged above the distributing wheel, an opening is formed in the bottom of the storage bin, and the opening corresponds to the arc-shaped grooves; one side of feed bin is provided with and to shelter from two at least the dog of arc wall, the dog is connected in two between the riser, and two all be connected with admission pipe joint and switching pipe on the riser, wherein two the arc wall with be located both ends admission pipe joint reach the switching pipe aims at the intercommunication.

Furthermore, reversing wheels which are rotatably connected with the base are arranged on the opposite sides of the two vertical plates, and the rotating central axes of the reversing wheels are perpendicular to the rotating central axis of the distributing wheel; a central hole is formed in the center of the reversing wheel, a plurality of through holes are formed in the inner side surface of the central hole at equal intervals in the circumferential direction, and one end of the switching guide pipe can be aligned and communicated with the through holes respectively; and the two reversing wheels are connected with the driving mechanism through a transmission assembly.

Furthermore, the base is connected with two limiting plates, the two limiting plates are respectively arranged on one side of the two reversing wheels, and arc-shaped guide grooves for guiding the reversing wheels to rotate are formed in the two limiting plates; first mounting holes are formed in the arc-shaped guide groove along the radial direction of the reversing wheel, and the first mounting holes can be respectively aligned and communicated with the through holes and are connected with one end of the switching guide pipe.

Furthermore, a second mounting hole is formed in the arc-shaped guide groove along the radial direction of the reversing wheel, and the second mounting holes can be respectively aligned and communicated with the through holes and are connected with a feeding air pipe; the included angle between the second mounting hole and the central axis of the first mounting hole is larger than or smaller than the integral multiple of the included angle between the central axes of the two adjacent through holes.

Further, the top of reverse wheel is provided with the unsteady installation piece, the one end of unsteady installation piece with limiting plate connection, the other end are connected with the coupling of blowing, the one end of coupling of blowing stretches into in the centre bore, and the venthole aligns the second mounting hole.

Further, the included angle between the second mounting hole on the limiting plate and the central axis of the first mounting hole is 90 degrees.

Furthermore, the material distribution wheel comprises a main wheel and two auxiliary wheels coaxially connected to two ends of the main wheel; a plurality of main wheel grooves are formed in the circumferential direction of the outer circumferential side of each main wheel, a plurality of auxiliary wheel grooves are formed in the circumferential direction of the outer circumferential sides of the two auxiliary wheels, each auxiliary wheel groove corresponds to each main wheel groove, and the inner diameter of each auxiliary wheel groove is larger than that of each main wheel groove; the main wheel groove and the two auxiliary wheel grooves positioned at the two ends form the arc-shaped groove.

Further, a guide block is arranged obliquely below one side of the distributing wheel, which is far away from the stop block, and the guide block is provided with a top surface which is inclined upwards towards the center of the distributing wheel; and a reset bin is arranged at the bottom end of the top surface.

Furthermore, a plurality of guide grooves are formed in the outer peripheral side of the reversing wheel at equal intervals in the circumferential direction, one end of each guide groove is communicated with the outer end of each through hole, and the depth of each guide groove is gradually reduced along the rotation direction of the reversing wheel.

Furthermore, the driving mechanism comprises two first gears which are respectively arranged on the opposite sides of the two vertical plates, and the two first gears are coaxially connected with the material distributing rotating shaft of the material distributing wheel; the base is rotatably connected with a second rotating shaft, the second rotating shaft is parallel to the material distributing rotating shaft, and a second gear meshed with the first gear is coaxially connected with the second rotating shaft; one of the second rotating shafts is connected with a speed reducer and a servo motor;

the transmission assembly comprises a third rotating shaft which is rotatably connected with the base, and the third rotating shaft is parallel to the second rotating shaft and is in transmission connection with the second rotating shaft through a group of third gears; one end of the third rotating shaft is in transmission connection with the reversing rotating shaft of the reversing wheel through a group of bevel gears.

The invention has the beneficial effects that:

1. according to the automatic feeding device for the probe needle sleeves, the material distribution wheel rotates under the driving of the driving mechanism to drive the probe needle sleeves located in the arc-shaped grooves to sequentially rotate to the two air inlet pipe joints, air is blown into the corresponding arc-shaped grooves through the two air inlet pipe joints, and the inner diameters of the two ends of the arc-shaped grooves are larger than the inner diameter of the middle of the arc-shaped grooves, so that the probe needle sleeves can only move from the small-diameter direction to the large-diameter direction and are output from the corresponding adapter catheters, and therefore the automatic material distribution of the needle sleeves placed in different directions in the storage bin is completed, and the material distribution is accurate and efficient.

2. According to the automatic feeding device for the probe needle sleeves, the arc-shaped grooves and the through holes are communicated through the two ends of the adapter guide tubes, and the probe needle sleeves in the arc-shaped grooves enter the through holes through the adapter guide tubes under the blowing action of the corresponding air inlet pipe joints, so that the probe needle sleeves after being distributed are automatically accommodated, and the feeding of the probe needle sleeves after being changed is facilitated.

3. According to the automatic feeding device for the probe needle sleeves, the reversing wheel is driven to rotate, so that the through holes sequentially rotate to the discharging position to be aligned and communicated with the feeding air pipe, the probe needle sleeves are output from the through holes and enter the feeding air pipe under the blowing action of the blowing pipe joint and are conveyed to the required position through the feeding air pipe, and therefore automatic feeding of the reversed probe sleeves is achieved.

4. According to the automatic feeding device for the probe needle sleeves, the material distributing wheel is connected with the driving mechanism for driving the material distributing wheel to rotate, and the two reversing wheels are connected with the driving mechanism through the transmission assembly, so that the material distributing wheel and the two reversing wheels are linked, and the manufacturing cost is low.

5. The automatic feeding device for the probe needle sleeves can realize automatic material distribution and automatic conveying after direction change of the probe needle sleeves, greatly improves the feeding efficiency of the probe needle sleeves, and ensures the uniformity of products. The automatic feeding device for the probe needle sleeves can also be used for automatically feeding small-size cylindrical products and small-size variable-diameter cylindrical products.

Drawings

Fig. 1 is a schematic structural diagram of an automatic feeding device for probe needle sleeves provided by the invention.

Fig. 2 is a schematic structural diagram of the distributing wheel and the bin portion in fig. 1.

Fig. 3 is a schematic structural diagram of the distributing wheel and the interior of the bin in fig. 2.

Fig. 4 is a perspective view of the diverting wheel portion of fig. 1.

Fig. 5 is a side view of the portion of the reversing wheel of fig. 4.

Fig. 6 is a schematic structural view of the stopper plate of fig. 4.

Fig. 7 is a schematic structural view of the reverser wheel in fig. 4.

Fig. 8 is a front view of the automatic feeding device for probe needle sleeves provided by the invention.

In the figure: 10-a base; 11-a vertical plate; 111-inlet pipe joint; 112-a transition catheter; 12-a support; 121-a carrier plate; 13-a guide block; 131-a top surface; 14-resetting the stock bin; 20-a material distributing wheel; 21-a main wheel; 211-main wheel groove; 22-auxiliary wheel; 221-auxiliary wheel groove; 23-an arc-shaped groove; 30-a drive mechanism; 31-a first gear; 32-a second shaft; 33-a second gear; 34-a speed reducer; 35-a servo motor; 36-a third shaft; 37-third gear; 38-bevel gear; 40-a storage bin; 41-side plate; 42-a front retainer plate; 43-rear striker plate; 44-a stop; 50-a reversing wheel; 51-a central hole; 52-a through hole; 53-a guide groove; 60-a limiting plate; 61-an arc-shaped guide groove; 62-a first mounting hole; 63-a second mounting hole; 64-a feed gas pipe; 65-a floating mounting block; and 70-air blowing pipe joint.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

As shown in fig. 1, an automatic feeding device for probe needle sleeves comprises a base 10, two opposite vertical plates 11 are arranged on the base 10, a material distribution wheel 20 is rotatably connected between the two vertical plates 11, a plurality of arc-shaped grooves 23 are circumferentially arranged on the outer peripheral side of the material distribution wheel 20 at equal intervals, two ends of each arc-shaped groove 23 are communicated, and the inner diameters of the two ends are larger than that of the middle part; the material distributing wheel 20 is connected with a driving mechanism 30 for driving the material distributing wheel to rotate; a storage bin 40 is arranged above the material distributing wheel 20, and the bottom of the storage bin 40 is provided with an opening which corresponds to the plurality of arc-shaped grooves 23; one side of the storage bin 40 is provided with a stop 44 capable of shielding at least two arc-shaped grooves 23, the stop 44 is connected between two vertical plates 11, and the two vertical plates 11 are both connected with an air inlet pipe joint 111 and a switching conduit 112, wherein the two arc-shaped grooves 23 are aligned and communicated with the air inlet pipe joint 111 and the switching conduit 112 at two ends.

Specifically, as shown in fig. 2, the distributing wheel 20 includes a main wheel 21 and two auxiliary wheels 22 coaxially connected to both ends of the main wheel 21. A plurality of main wheel grooves 211 are formed in the outer peripheral side of the main wheel 21 at equal intervals in the circumferential direction, a plurality of auxiliary wheel grooves 221 are formed in the outer peripheral sides of the two auxiliary wheels 22 at equal intervals in the circumferential direction, each auxiliary wheel groove 221 corresponds to each main wheel groove 211, and the inner diameter of each auxiliary wheel groove 221 is larger than the inner diameter of each main wheel groove 211; the main wheel groove 211 and the two auxiliary wheel grooves 221 at both ends form the arc-shaped groove 23. By adopting the structure of the arc-shaped groove 23, the probe needle sleeve can only move from the small diameter direction to the large diameter direction. By adopting the split type material distributing wheel structure, the processing difficulty of the material distributing wheel 20 is favorably reduced, and the processing precision is improved.

As shown in fig. 3, the storage bin 40 includes two side plates 41 disposed opposite to each other, and a front striker plate 42 and a rear striker plate 43 connected between the two side plates 41, wherein the two side plates 41 are respectively connected to the two risers 11. The opposing faces of the front striker plate 42 and the rear striker plate 43 are both inclined downward toward the distributing wheel 20. The stopper 44 is disposed on one side of the rear striker plate 43, and has a circular arc-shaped material blocking surface matched with the peripheral side surface of the material distributing wheel 20, and the stopper 44 may also be integrally formed with the rear striker plate 43.

Wherein, a guide block 13 is arranged obliquely below one side of the distributing wheel 20 far away from the stop block 44, and the guide block 13 is provided with a top surface 131 which inclines upwards towards the center of the distributing wheel 20; the bottom end of the top surface 131 is provided with a reset bin 14. When the distributing wheel 20 is reset, the probe needle sleeves in the arc-shaped grooves 23 fall down from the distributing wheel 20 and then roll down along the top surface 131 into the reset bin 14.

When in use, under the driving of the driving mechanism 30, the distributing wheel 20 rotates to drive the probe needle sleeves positioned in the arc-shaped grooves 23 to sequentially rotate to the two air inlet pipe joints 111, and under the normal condition, one probe needle sleeve is supplied for each rotation of the distributing wheel 20; blow to corresponding arc wall 23 in through two air inlet pipe joints 111, because the both ends internal diameter of arc wall 23 is greater than the middle part internal diameter for the probe needle cover can only be by minor diameter direction to major diameter direction removal, and export from corresponding switching pipe 112, thereby accomplish to place the different needle covers of direction in the feed bin 40 and carry out automatic branch material, divide material accurate, high-efficient.

As shown in fig. 1 and fig. 4 and 5, the two risers 11 are provided on their sides facing away from each other with a support 12, which support 12 is connected to the base 10 and to which a carrier plate 121 is connected. One end of the bearing plate 121 horizontally extends towards one side of the support 12 and is rotatably connected with a reversing wheel 50, and the rotating central axis of the reversing wheel 50 is vertical to the rotating central axis of the distributing wheel 20. As shown in fig. 7, a central hole 51 is formed in the center of the reversing wheel 50, a plurality of through holes 52 are circumferentially and equally spaced on the inner side surface of the central hole 51, and one end of the adapter catheter 112 can be aligned and communicated with each through hole 52; both diverting wheels 50 are connected to the drive mechanism 30 via a transmission assembly.

Further, a plurality of guide grooves 53 are circumferentially and equally spaced apart on the outer peripheral side of the reverser wheel 50, one end of each guide groove 53 communicates with the outer end of each through hole 52, respectively, and the depth of the guide groove 53 gradually decreases in the direction of rotation of the reverser wheel 50. When the arc-shaped groove 23 is aligned and communicated with the through hole 52 through the adapter conduit 112, the gas blown out from the gas inlet pipe joint 111 sequentially passes through the arc-shaped groove 23 and the adapter conduit 112, blows the probe needle sleeve in the arc-shaped groove 23 into the through hole 52, and is discharged through the guide groove 53.

As shown in fig. 4 and 5, the support 12 is connected with a limiting plate 60, the limiting plate 60 is disposed on one side of the reversing wheel 50 and is provided with an arc-shaped guide groove 61 for guiding the reversing wheel 50 to rotate, as shown in fig. 6, a first mounting hole 62 is formed in the arc-shaped guide groove 61 along the radial direction of the reversing wheel 50, and the first mounting holes 62 can be respectively aligned and communicated with the through holes 52 and connected with one end of the adapter conduit 112 and respectively aligned and communicated with the arc-shaped grooves 23 through the adapter conduit 112.

During the use, this probe needle cover automatic feed equipment passes through each arc wall 23 of switching pipe 112 both ends intercommunication and each through-hole 52, and under the effect of blowing of corresponding intake pipe connector 111, the probe needle cover in the arc wall 23 passes through switching pipe 112 and gets into in the through-hole 52 to the realization is accomodate the probe needle cover after dividing the material automatically, so that trade the feeding after to the probe needle cover.

Further, a second mounting hole 63 is formed in the arc-shaped guide groove 61 along the radial direction of the reversing wheel 50, and the second mounting hole 63 can be aligned and communicated with each through hole 52 respectively and is connected with a feeding air pipe 64. The included angle between the second mounting hole 63 and the central axis of the first mounting hole 62 is greater than or smaller than the integral multiple of the included angle between the central axes of two adjacent through holes 52, so as to prevent the first mounting hole 62 and the second mounting hole 63 from being aligned and communicated with the through holes 52 simultaneously.

Wherein, a floating mounting block 65 is arranged above the reversing wheel 50, one end of the floating mounting block 65 is connected with the limiting plate 60, the other end is connected with a blow pipe joint 70, one end of the blow pipe joint 70 extends into the central hole 51, and the air outlet hole of the blow pipe joint 70 is aligned with the second mounting hole 63, so that air can be blown into the through hole 52 when the through hole 52 is aligned with and communicated with the second mounting hole 63, and the probe needle sheath positioned in the through hole 52 can be blown into the feed air pipe 64.

In the invention, the included angle between the second mounting hole 63 on the limiting plate 60 and the central axis of the first mounting hole 62 is preferably 90 degrees, so as to ensure that the probe needle sleeve in the through hole smoothly enters the feeding air pipe 64.

When the automatic feeding device for the probe needle sleeves is used, the reversing wheel 50 is driven to rotate, so that the through holes 52 sequentially rotate to the discharging position to be aligned and communicated with the feeding air pipe 64, the probe needle sleeves are output from the through holes 52 and enter the feeding air pipe 64 under the blowing effect of the blowing pipe joint 70, and are conveyed to the required position through the feeding air pipe 64, and therefore automatic feeding of the probe needle sleeves after reversing is achieved.

As shown in fig. 8, in the present invention, the driving mechanism 30 includes two first gears 31 respectively disposed on opposite sides of the two risers 11, and the two first gears 31 are coaxially connected to the material-dividing rotating shaft of the material-dividing wheel 20; the support 12 is rotatably connected with a second rotating shaft 32, the second rotating shaft 32 is parallel to the material separating rotating shaft, and is coaxially connected with a second gear 33 meshed with the first gear 31; one of the second rotating shafts 32 is connected with a speed reducer 34 and a servo motor 35. Wherein, the transmission assembly comprises a third rotating shaft 36 which is rotatably connected with the support 12, the third rotating shaft 36 is parallel to the second rotating shaft 32 and is in transmission connection with the second rotating shaft 32 through a group of third gears 37; one end of the third shaft 36 is drivingly connected to the reversing shaft of the reversing wheel 50 via a set of bevel gears 38. In the automatic feeding device for the probe needle sleeves, the material distributing wheel 20 and the two reversing wheels 50 are linked, so that the manufacturing cost is low.

The invention discloses automatic feeding equipment for probe needle sleeves, which comprises the following use processes:

1) the probe needle sleeve is placed in the storage bin 40, and the probe needle sleeve entering the storage bin 40 is placed in a mixed mode along the positive direction and the negative direction.

2) The servo motor 35 is started, and the material distributing wheel 20 rotates in the feeding reverse direction to reset under the driving of the driving mechanism 30.

3) Under the drive of the driving mechanism 30, the distributing wheel 20 and the two reversing wheels 50 rotate according to the indexing, when one of the arc-shaped grooves 23 rotates to the air inlet pipe joint 111, the air inlet pipe joint 111 and the switching conduit 112 are aligned and communicated, and meanwhile, one of the through holes 52 is aligned and communicated with the first mounting hole 62; the needle sheath in the arc-shaped groove 23 enters the through hole 52 through the adapter catheter 112 under the blowing action of the air inlet pipe connector 111.

4) Under the driving of the driving mechanism 30, the reversing wheel 50 rotates until one of the through holes 52 is aligned and communicated with the second mounting hole 63; under the blowing action of the blowing pipe joint 70, the probe needle sleeves in the through holes 52 enter the feeding air pipe 64 and are conveyed to the required positions through the feeding air pipe 64, so that the automatic feeding of the probe needle sleeves is completed.

Therefore, the automatic feeding device for the probe needle sleeves can realize automatic material distribution and automatic conveying after direction change of the probe needle sleeves, greatly improves the feeding efficiency of the probe needle sleeves, and ensures the uniformity of products. The automatic feeding device for the probe needle sleeves can also be used for automatically feeding small-size cylindrical products and small-size variable-diameter cylindrical products.

The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.