CN217172009U

CN217172009U - Hang chain material loading conveying system

Info

Publication number: CN217172009U
Application number: CN202123173809.9U
Authority: CN
Inventors: 严泽南; 严义广
Original assignee: Jiangsu Oumai Mechanical Engineering Co ltd
Current assignee: Jiangsu Oumai Mechanical Engineering Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-08-12
Anticipated expiration: 2031-12-16

Abstract

The utility model discloses a suspension chain feeding and conveying system, which comprises a lifting feeding device and a chain conveying device; the lifting and feeding device comprises a lifting driving mechanism, a rotating driving mechanism and a lifting supporting mechanism; the chain type conveying device comprises a supporting track, a cross-shaped conveying chain, a conveying supporting column, a chain driving mechanism and a workpiece hanging mechanism; the workpiece hanging mechanisms comprise hanging point adjusting units, two hanging chains and two hanging units. The suspension chain feeding and conveying system can realize that the workpiece suspension mechanism is mounted on the support rail in a suspension sliding manner by utilizing the matching of the support rail and the suspension unit, so that the workpiece is mounted in a suspension manner, and the processing device can conveniently process the whole body of the workpiece; utilize lift actuating mechanism can rise the drive to lifting supporting mechanism to lift the work piece to the carry high position department of couple, make things convenient for operating personnel to carry the work piece on the couple fast, reduce the manpower transport, improve the material loading efficiency of work piece.

Description

Hang chain material loading conveying system

Technical Field

The utility model relates to a conveying system, especially a hang chain material loading conveying system.

Background

On the existing automobile part processing production line, various automobile parts need to be transported, so that the corresponding parts are processed at stations of various processing devices. When the existing transportation mode through a horizontal conveying belt or an AGV trolley is used for processing, an automobile part needs to be taken down and sent into a processing device for processing, for example, when the automobile part is subjected to paint spraying and coating processing, the automobile part is difficult to perform paint spraying and coating processing when placed on the horizontal conveying belt or the AGV trolley, the automobile part is not favorable for realizing the running water type processing of the automobile part, and the processing efficiency is low. Therefore, a suspension chain feeding and conveying system is needed to be designed, so that automobile parts can be transported in a suspension mode, and the whole automobile parts can be conveniently machined.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the utility model provides a hang chain material loading conveying system can carry out the suspension type transportation to automobile parts, is convenient for carry out whole body processing to automobile parts.

In order to realize the purpose of the utility model, the utility model provides a suspension chain feeding and conveying system, which comprises a lifting feeding device and a chain conveying device; the lifting and feeding device comprises a lifting driving mechanism, a rotating driving mechanism and a lifting supporting mechanism; the chain type conveying device comprises a supporting track, a cross-shaped conveying chain, each conveying supporting column, each chain driving mechanism and each workpiece hanging mechanism; each workpiece suspension mechanism comprises a suspension point adjusting unit, two suspension chains and two suspension units;

the upper end of each conveying support column is provided with a bending end, and the upper side surface of each support rail is fixed on each bending end; the two hanging units are supported and run on the supporting track, the hanging point adjusting units are hung on the two hanging units, and the two hanging units drive the hanging point adjusting units to move along the supporting track; each suspension unit is fixed on the cross-shaped conveying chain, each chain driving mechanism is fixed on the supporting track, and the cross-shaped conveying chain is synchronously driven by each chain driving mechanism; the upper ends of the two hanging chains are fixed on the hanging point adjusting unit, and the distance between the two hanging chains is adjusted by the hanging point adjusting unit; hooks for hanging workpieces are arranged at the lower ends of the two hanging chains;

the lifting driving mechanism is arranged at a feeding station of the chain type conveying device, the rotary driving mechanism is arranged on the lifting driving mechanism, the lifting supporting mechanism is arranged on the rotary driving mechanism, the rotary driving mechanism is driven by the lifting driving mechanism to move up and down, the rotary driving mechanism drives the lifting supporting mechanism to rotate horizontally, and the lifting supporting mechanism lifts a workpiece to a hanging height position of the hook.

Furthermore, the lifting driving mechanism comprises a mechanism mounting bottom plate, a lifting driving sliding sleeve, a lifting driving screw, a lifting driving motor and a lifting supporting pipe column; the lower end of the lifting support pipe column is rotatably arranged on the mechanism mounting bottom plate, and the rotary driving mechanism is arranged at the upper part of the lifting support pipe column and is used for driving the lifting support pipe column to rotate; the lifting driving sliding sleeve is sleeved on the lifting supporting pipe column in a sliding manner; two strip-shaped communication holes are vertically arranged on the lifting support pipe column; the lifting driving screw is vertically installed in the lifting supporting tubular column in a rotating mode, the lifting driving motor is installed at the upper end of the lifting supporting tubular column, and an output shaft is in butt joint with the upper end of the lifting driving screw; a lifting driving block is screwed on the lifting driving screw rod in a threaded manner and is fixed on the lifting driving sliding sleeve; the lifting supporting mechanism is fixed on the lifting driving sliding sleeve.

Further, the rotary driving mechanism comprises a gear box, a rotary driving motor, a rotary driving worm wheel and a rotary driving worm; the gear box is rotatably arranged at the upper part of the lifting support pipe column; an L-shaped support column is arranged on the mechanism mounting bottom plate, and the gear box is fixed on the upper end of the L-shaped support column; the rotary driving worm wheel is fixed on the lifting support pipe column, and the rotary driving worm is in butt joint with an output shaft of the rotary driving motor; the rotary driving worm wheel is meshed with the rotary driving worm.

Furthermore, the lifting support mechanism comprises an inclined connecting plate, a horizontal support plate and an anti-skid support pad; one side edge of the inclined connecting plate is fixed on the lifting driving sliding sleeve, the other side of the inclined connecting plate extends downwards in an inclined mode, and the horizontal supporting plate is horizontally installed on the edge, extending downwards in an inclined mode, of the inclined connecting plate in a butt joint mode; the antiskid supporting pad is arranged on the upper side surface of the horizontal supporting plate.

Further, roller wheel supporting grooves are formed in the two vertical side faces of the supporting track along the length direction; the suspension unit comprises a U-shaped suspension plate, a vertical connecting rod and a suspension hinge rod; at least three walking support rollers are rotatably arranged on the opposite inner side surfaces of the two vertical side plates of the U-shaped hanging support plate; the U-shaped mounting plate is buckled on the lower side edge of the supporting track, and each walking supporting roller is respectively supported and walked on the upper side or the lower side groove edge of the roller supporting groove; the upper end of the vertical connecting rod is vertically and fixedly arranged on the lower side surface of the supporting track, and the vertical connecting rod is penetratingly fixed on the cross-shaped conveying chain at the corresponding position; the upper end of the suspension hinged rod is hinged to the lower end of the vertical connecting rod, and the lower end of the suspension hinged rod is hinged to the hanging point adjusting unit.

Further, the hanging point adjusting unit comprises a hanging support beam, a distance adjusting shaft, an adjusting crank and two T-shaped adjusting seats; two ends of the upper side surface of the suspension support beam are respectively arranged on the two suspension units; the lower side surface of the suspension supporting beam is provided with a T-shaped adjusting groove along the length direction, and the two T-shaped adjusting seats are arranged in the T-shaped adjusting groove in a sliding manner; a U-shaped supporting plate is fixedly arranged in the middle of the lower side surface of the suspension supporting beam, and the middle of the distance adjusting shaft is rotatably arranged on the U-shaped supporting plate in a penetrating manner; the middle part of the distance adjusting shaft is fixedly provided with an adjusting driven bevel gear, a shaft head of the adjusting crank is rotatably arranged on the U-shaped supporting plate, and an adjusting driving bevel gear meshed with the adjusting driven bevel gear is fixedly arranged on the shaft head; adjusting external threads with opposite rotating directions are arranged at two ends of the distance adjusting shaft, and the two ends of the distance adjusting shaft are respectively installed on the two T-shaped adjusting seats in a penetrating type threaded screwing mode through the two adjusting external threads; the upper ends of the two hanging chains are respectively fixed on the two T-shaped adjusting seats.

Further, the chain driving mechanism comprises a driving box body, a driving motor, an extrusion disc and a driving disc; a buckle through groove is arranged in the middle of the lower side surface of the driving box body and is fixedly arranged on the upper side surface of the supporting track through the buckle through groove; the extrusion disc and the driving disc are both rotatably arranged on the lower side surface of the driving box body; the circumferential surfaces of the extrusion disc and the driving disc relatively clamp the cross-shaped conveying chain, and the circumferential surface of the driving disc is provided with driving convex teeth at intervals; a conveying driven gear is arranged on the central shaft of the driving disc; the output shaft of the driving motor is provided with a conveying driving gear meshed with the conveying driven gear.

The beneficial effects of the utility model reside in that: by utilizing the chain driving mechanisms arranged at intervals, the cross-shaped conveying chain can be driven at multiple points, and the stability and reliability of the cross-shaped conveying chain driving are ensured; by utilizing the matching of the supporting rail and the hanging unit, the workpiece hanging mechanism can be hung and glidingly installed on the supporting rail, so that the workpieces are installed in a hanging manner, and each processing device can conveniently process the workpieces in the whole body; the distance between the two hanging chains can be adjusted by using the hanging point adjusting unit, so that the hanging requirements of workpieces of various types and sizes are met, and the universal hanging device has good universality; the cantilever type installation of the supporting rail can be realized by utilizing the bending end at the upper end of the conveying supporting column, so that the sliding of the suspension unit is not influenced; the cross conveying chain can meet the bending and steering requirements of the supporting track, the supporting track is set to be a closed-loop track during actual installation, and the cross conveying chain is also set to be a closed-loop chain, so that circular transportation is realized; by utilizing the matching of the hanging chain and the hook, the hanging operation is convenient when the workpiece is hung; the lifting driving mechanism and the lifting supporting mechanism can be driven to rotate by the rotary driving mechanism, so that the workpiece is horizontally rotated to the position below the two suspension chains, and the feeding requirement at a feeding station is met; utilize lift actuating mechanism can lift the supporting mechanism drive to lift the work piece to the carry high position department of couple, thereby make things convenient for operating personnel to carry the work piece on the couple fast, reduce the manpower transport, improve the material loading efficiency of work piece.

Drawings

Fig. 1 is a schematic view of a partial structure of the present invention;

FIG. 2 is a schematic cross-sectional view of the chain conveyor of the present invention;

fig. 3 is a schematic view of a chain driving mechanism of the chain type conveying device of the present invention;

fig. 4 is a schematic view of a cross-sectional structure of the lifting and loading device of the present invention.

Detailed Description

The technical solution of the present invention will be described in detail with reference to the accompanying drawings, but the scope of the present invention is not limited to the embodiments.

Example 1:

as shown in fig. 1-4, the utility model discloses a hang chain material loading conveying system includes: a lifting feeding device and a chain type conveying device; the lifting and feeding device comprises a lifting driving mechanism, a rotating driving mechanism and a lifting supporting mechanism; the chain type conveying device comprises a supporting track 3, a cross-shaped conveying chain 7, each conveying supporting column 1, each chain driving mechanism and each workpiece suspension mechanism; each workpiece suspension mechanism comprises a suspension point adjusting unit, two suspension chains 18 and two suspension units;

the upper end of each conveying support column 1 is provided with a bending end, and the upper side surface of each support rail 3 is fixed on each bending end; the two hanging units are supported and run on the supporting track 3, the hanging point adjusting units are hung on the two hanging units, and the two hanging units drive the hanging point adjusting units to move along the supporting track 3; each suspension unit is fixed on the cross-shaped conveying chain 7, each chain driving mechanism is fixed on the supporting track 3, and each chain driving mechanism synchronously drives the cross-shaped conveying chain 7; the upper ends of the two hanging chains 18 are fixed on the hanging point adjusting unit, and the distance between the two hanging chains 18 is adjusted by the hanging point adjusting unit; hooks 19 for hanging workpieces 100 are arranged at the lower ends of the two hanging chains 18;

the lifting driving mechanism is arranged at a feeding station of the chain type conveying device, the rotary driving mechanism is arranged on the lifting driving mechanism, the lifting supporting mechanism is arranged on the rotary driving mechanism, the rotary driving mechanism is driven by the lifting driving mechanism to move up and down, the rotary driving mechanism drives the lifting supporting mechanism to rotate horizontally, and the lifting supporting mechanism lifts the workpiece 100 to the hanging height position of the hook 19.

By utilizing the chain driving mechanisms arranged at intervals, the cross-shaped conveying chain 7 can be driven at multiple points, and the driving stability and reliability of the cross-shaped conveying chain 7 are ensured; by utilizing the matching of the supporting rail 3 and the hanging unit, the workpiece hanging mechanism can be hung and glidingly arranged on the supporting rail 3, so that the workpiece 100 is hung and arranged, and each processing device can conveniently process the workpiece 100 in the whole body; the distance between the two hanging chains 18 can be adjusted by using the hanging point adjusting unit, so that the hanging requirements of workpieces 100 of various types and sizes are met, and the universal performance is better; the cantilever type installation of the supporting rail 3 can be realized by utilizing the bending end at the upper end of the conveying supporting column 1, so that the sliding of the suspension unit is not influenced; the cross conveying chain 7 can meet the bending and steering requirements of the supporting track 3, the supporting track 3 is set to be a closed loop track during actual installation, and the cross conveying chain 7 is also set to be a closed loop chain, so that circular transportation is realized; by means of the matching of the hanging chain 18 and the hook 19, the hanging operation is convenient when the workpiece 100 is hung; the lifting driving mechanism and the lifting supporting mechanism can be driven to rotate by the rotary driving mechanism, so that the workpiece 100 is horizontally rotated to the position below the two suspension chains 18, and the feeding requirement at a feeding station is met; utilize lift actuating mechanism can rise the drive to lifting the supporting mechanism to lift work piece 100 to the carry high position department of couple 19, thereby make things convenient for operating personnel to carry the work piece on couple 19 fast, reduce the manpower transport, improve the material loading efficiency of work piece 100.

Further, the lifting driving mechanism comprises a mechanism mounting base plate 44, a lifting driving sliding sleeve 34, a lifting driving screw 36, a lifting driving motor 32 and a lifting supporting pipe column 33; the lower end of the lifting support column 33 is rotatably mounted on the mechanism mounting base plate 44, and the rotary driving mechanism is mounted on the upper part of the lifting support column 33 and is used for driving the lifting support column 33 to rotate; the lifting driving sliding sleeve 34 is sleeved on the lifting supporting pipe column 33 in a sliding manner; two strip-shaped communication holes 35 are vertically arranged on the lifting support pipe column 33; the lifting driving screw 36 is vertically arranged in the lifting supporting pipe column 33 in a rotating mode, the lifting driving motor 32 is arranged at the upper end of the lifting supporting pipe column 33, and an output shaft is in butt joint with the upper end of the lifting driving screw 36; a lifting driving block is screwed on the lifting driving screw rod 36 through threads, and the lifting driving block respectively penetrates through the two strip-shaped communication holes 35 through the two driving connecting blocks to be fixed on the lifting driving sliding sleeve 34; the lifting support mechanism is fixed on the lifting drive sliding sleeve 34.

The lifting support mechanism can be stably driven to lift by the cooperation of the lifting drive sliding sleeve 34, the lifting drive screw 36, the lifting drive motor 32 and the lifting support pipe column 33, so that the lifting regulation requirement of the workpiece 100 is met; utilize the cooperation of two bar intercommunicating pores 35 and two drive connecting blocks, can coordinated control lift drive sliding sleeve 34 and lift drive piece, and can inject the relative rotation of lift drive sliding sleeve 34.

Further, the rotation driving mechanism includes a gear box 31, a rotation driving motor 42, a rotation driving worm wheel 41, and a rotation driving worm 43; the gear box 31 is rotatably installed at the upper part of the elevation support column 33; an L-shaped supporting column 37 is arranged on the mechanism mounting base plate 44, and the gear box 31 is fixed on the upper end of the L-shaped supporting column 37; a rotary driving worm wheel 41 is fixed on the lifting support column 33, a rotary driving motor 42 is fixed on the side wall of the gear box 31, and a rotary driving worm 43 is butted with an output shaft of the rotary driving motor 42; the rotary drive worm wheel 41 and the rotary drive worm 43 are both located in the gear case 31, and the rotary drive worm wheel 41 meshes with the rotary drive worm 43.

The lifting support column 33 can be rotationally driven by the cooperation of the rotation drive worm wheel 41 and the rotation drive worm 43 by the rotation drive motor 42; the gear case 31 can be fixed by the L-shaped support column 37, the relative rotation of the gear case 31 is restricted, and the upper portion of the elevation support column 33 can be stably supported.

Further, the lifting support mechanism comprises an inclined connecting plate 38, a horizontal support plate 39 and an anti-skid support pad 40; one side of the inclined connecting plate 38 is fixedly connected to the lifting driving sliding sleeve 34, the other side extends obliquely downwards, and the horizontal supporting plate 39 is horizontally butted and installed on the obliquely downwards extending edge of the inclined connecting plate 38; the non-slip support pad 40 is provided on the upper side of the horizontal support plate 39.

The anti-slip supporting pad 40 can prevent the workpiece 100 from slipping and falling off during lifting and rotating; the inclined connecting plate 38 can make the horizontal supporting plate 39 close to the ground when the lifting driving sliding sleeve 34 is lowered to the lowest position, thereby facilitating the operator to carry the workpiece 100 to the anti-slip supporting pad 40.

Further, roller wheel supporting grooves 6 are formed in the two vertical side faces of the supporting track 3 along the length direction; the suspension unit comprises a U-shaped suspension plate 4, a vertical connecting rod 8 and a suspension hinge rod 9; at least three walking support rollers 5 are rotatably arranged on the opposite inner side surfaces of the two vertical side plates of the U-shaped hanging plate 4; the U-shaped hanging plate 4 is buckled on the lower side edge of the supporting track 3, and each walking supporting roller 5 is respectively supported and walked on the upper side or the lower side groove edge of the roller supporting groove 6; the upper end of the vertical connecting rod 8 is vertically and fixedly arranged on the lower side surface of the supporting track 3, and the vertical connecting rod 8 is penetratingly fixed on the cross-shaped conveying chain 7 at the corresponding position; the upper end of the suspension hinged rod 9 is hinged to the lower end of the vertical connecting rod 8, and the lower end of the suspension hinged rod 9 is hinged to the suspension point adjusting unit.

The U-shaped hanging plate 4 can stably move along the supporting track 3 by matching the roller supporting groove 6 with the three walking supporting rollers 5; the vertical connecting rods 8 are penetratingly fixed on the cross conveying chains 7 at corresponding positions, so that the U-shaped mounting plate 4 is pulled to move through the cross conveying chains 7; by means of the hinged installation of the suspension hinge rod 9, the suspension hinge rod can swing conveniently when the height of the support rail 3 rises or falls, so that the suspension support beam 10 is kept parallel to the support rail 3, and the stability of the workpiece 100 in the transportation process is ensured.

Further, the hanging point adjusting unit comprises a hanging support beam 10, a distance adjusting shaft 14, an adjusting crank 17 and two T-shaped adjusting seats 12; two ends of the upper side surface of the suspension support beam 10 are respectively arranged on the two suspension units; a T-shaped adjusting groove 11 is formed in the lower side surface of the suspension supporting beam 10 along the length direction, two T-shaped adjusting seats 12 are installed in the T-shaped adjusting groove 11 in a sliding mode, and the lower side surface of each T-shaped adjusting seat 12 protrudes out of the T-shaped adjusting groove 11; a U-shaped support plate 13 is fixedly arranged in the middle of the lower side surface of the suspension support beam 10, and the middle part of the distance adjusting shaft 14 is rotatably arranged on the U-shaped support plate 13 in a penetrating manner; an adjusting driven bevel gear 15 is fixedly arranged in the middle of the distance adjusting shaft 14, a shaft head of an adjusting crank 17 is rotatably arranged on the U-shaped supporting plate 13, and an adjusting driving bevel gear 16 meshed with the adjusting driven bevel gear 15 is fixedly arranged on the shaft head; adjusting external threads with opposite turning directions are arranged at two ends of the distance adjusting shaft 14, and the two ends of the distance adjusting shaft 14 are respectively installed on the two T-shaped adjusting seats 12 in a penetrating type threaded manner through the two adjusting external threads; the upper ends of the two suspension chains 18 are respectively fixed on the two T-shaped adjusting seats 12.

Adjusting external threads at two ends of the distance adjusting shaft 14 are respectively installed on the two T-shaped adjusting seats 12 in a penetrating type threaded screwing manner, so that the distance between the two T-shaped adjusting seats 12 can be adjusted when the distance adjusting shaft 14 is rotationally driven, the distance between the two hanging chains 18 is adjusted, and the hanging requirements of workpieces 100 with different hanging distances are met; the T-shaped adjusting groove 11 is matched with the T-shaped adjusting seat 12 in a sliding installation manner, so that the sliding displacement can be facilitated, and the suspension installation stability is high; manual adjustment can be achieved by the cooperation of the adjustment crank 17, the adjustment driven bevel 15 and the adjustment drive bevel 16.

Further, the chain driving mechanism comprises a driving box body 20, a driving motor 25, an extrusion disc 23 and a driving disc 22; a fastening through groove 21 is formed in the middle of the lower side surface of the driving box body 20, and is fixedly installed on the upper side surface of the supporting track 3 through the fastening through groove 21; the extrusion disc 23 and the driving disc 22 are rotatably mounted on the lower side surface of the driving box body 20 and are respectively positioned at two sides of the buckling through groove 21; the circumferential surfaces of the extrusion disc 23 and the driving disc 22 oppositely clamp the cross-shaped conveying chain 7, and driving convex teeth 24 for driving the cross-shaped conveying chain 7 are arranged on the circumferential surface of the driving disc 22 at intervals; a conveying driven gear 27 is provided on the central axis of the drive disk 22; a drive motor 25 is fixedly installed in the drive case 20, and a transport drive gear 26 meshed with a transport driven gear 27 is provided on an output shaft of the drive motor 25.

The periphery surfaces of the extrusion disc 23 and the driving disc 22 are used for relatively clamping the cross-shaped conveying chain 7, so that the driving convex teeth 24 can be tightly meshed with the cross-shaped conveying chain 7, and the slipping during driving is prevented; the use of snap through slots 21 facilitates the fixed mounting of the drive housing 20 on the support rail 3.

Further, a column bottom plate 2 is fixedly arranged at the lower end of the conveying support column 1. Utilize stand bottom plate 2 can conveniently be with carrying the vertical fixed mounting in workshop place of support column 1.

As mentioned above, although the present invention has been shown and described with reference to certain preferred embodiments, it should not be construed as limiting the invention itself. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a hang chain material loading conveying system which characterized in that: comprises a lifting feeding device and a chain type conveying device; the lifting and feeding device comprises a lifting driving mechanism, a rotating driving mechanism and a lifting supporting mechanism; the chain type conveying device comprises a supporting track (3), a cross-shaped conveying chain (7), each conveying supporting column (1), each chain driving mechanism and each workpiece suspension mechanism; each workpiece suspension mechanism comprises a suspension point adjusting unit, two suspension chains (18) and two suspension units;

the upper ends of the conveying support columns (1) are respectively provided with a bending end, and the upper side surface of the support rail (3) is fixed on each bending end; the two hanging units are supported and run on the supporting track (3), the hanging point adjusting unit is hung on the two hanging units, and the two hanging units drive the hanging point adjusting unit to move along the supporting track (3); each suspension unit is fixed on a cross-shaped conveying chain (7), each chain driving mechanism is fixed on the supporting track (3), and each chain driving mechanism synchronously drives the cross-shaped conveying chain (7); the upper ends of the two hanging chains (18) are fixed on the hanging point adjusting unit, and the distance between the two hanging chains (18) is adjusted by the hanging point adjusting unit; hooks (19) for hanging workpieces (100) are arranged at the lower ends of the two hanging chains (18);

the lifting driving mechanism is arranged at a feeding station of the chain type conveying device, the rotary driving mechanism is arranged on the lifting driving mechanism, the lifting supporting mechanism is arranged on the rotary driving mechanism, the rotary driving mechanism is driven by the lifting driving mechanism to move up and down, the rotary driving mechanism drives the lifting supporting mechanism to rotate horizontally, and the lifting supporting mechanism lifts the workpiece (100) to the hanging height position of the hook (19).

2. The hanging chain infeed conveyor system of claim 1, wherein: the lifting driving mechanism comprises a mechanism mounting bottom plate (44), a lifting driving sliding sleeve (34), a lifting driving screw rod (36), a lifting driving motor (32) and a lifting supporting pipe column (33); the lower end of the lifting support pipe column (33) is rotatably arranged on the mechanism mounting base plate (44), and the rotary driving mechanism is arranged at the upper part of the lifting support pipe column (33) and is used for driving the lifting support pipe column (33) to rotate; the lifting driving sliding sleeve (34) is sleeved on the lifting supporting pipe column (33) in a sliding manner; two strip-shaped communication holes (35) are vertically arranged on the lifting support pipe column (33); the lifting driving screw rod (36) is vertically installed in the lifting supporting pipe column (33) in a rotating mode, the lifting driving motor (32) is installed on the upper end of the lifting supporting pipe column (33), and an output shaft is in butt joint with the upper end of the lifting driving screw rod (36); a lifting driving block is screwed on the lifting driving screw rod (36) in a threaded manner and is fixed on the lifting driving sliding sleeve (34); the lifting support mechanism is fixed on the lifting drive sliding sleeve (34).

3. The hanging chain infeed conveyor system of claim 2, wherein: the rotary driving mechanism comprises a gear box (31), a rotary driving motor (42), a rotary driving worm wheel (41) and a rotary driving worm (43); the gear box (31) is rotatably arranged at the upper part of the lifting support column (33); an L-shaped supporting column (37) is arranged on the mechanism mounting bottom plate (44), and the gear box (31) is fixed on the upper end of the L-shaped supporting column (37); a rotary driving worm wheel (41) is fixed on the lifting support column (33), and a rotary driving worm (43) is butted with an output shaft of a rotary driving motor (42); the rotary drive worm wheel (41) is meshed with the rotary drive worm (43).

4. The hanging chain feeding and conveying system according to claim 2, wherein: the lifting support mechanism comprises an inclined connecting plate (38), a horizontal support plate (39) and an anti-skidding support pad (40); one side of the inclined connecting plate (38) is fixed on the lifting driving sliding sleeve (34), the other side of the inclined connecting plate extends downwards in an inclined mode, and the horizontal supporting plate (39) is horizontally installed on the edge, extending downwards in an inclined mode, of the inclined connecting plate (38) in a butt joint mode; the antiskid supporting pad (40) is arranged on the upper side surface of the horizontal supporting plate (39).

5. The hanging chain infeed conveyor system of claim 1, wherein: roller wheel supporting grooves (6) are formed in the two vertical side faces of the supporting track (3) along the length direction; the suspension unit comprises a U-shaped suspension plate (4), a vertical connecting rod (8) and a suspension hinge rod (9); at least three walking support rollers (5) are rotatably arranged on the opposite inner side surfaces of the two vertical side plates of the U-shaped hanging support plate (4); the U-shaped hanging support plate (4) is buckled on the lower side edge of the support track (3), and each walking support roller (5) is respectively supported and walked on the upper side or the lower side groove edge of the roller support groove (6); the upper end of the vertical connecting rod (8) is vertically and fixedly arranged on the lower side surface of the supporting track (3), and the vertical connecting rod (8) is penetratingly fixed on the cross-shaped conveying chain (7) at the corresponding position; the upper end of the suspension hinged rod (9) is hinged to the lower end of the vertical connecting rod (8), and the lower end of the suspension hinged rod (9) is hinged to the hanging point adjusting unit.

6. The hanging chain infeed conveyor system of claim 1, wherein: the hanging point adjusting unit comprises a hanging support beam (10), a distance adjusting shaft (14), an adjusting crank (17) and two T-shaped adjusting seats (12); two ends of the upper side surface of the suspension supporting beam (10) are respectively arranged on the two suspension units; a T-shaped adjusting groove (11) is formed in the lower side surface of the suspension supporting beam (10) along the length direction, and the two T-shaped adjusting seats (12) are arranged in the T-shaped adjusting groove (11) in a sliding mode; a U-shaped supporting plate (13) is fixedly arranged in the middle of the lower side surface of the suspension supporting beam (10), and the middle of the distance adjusting shaft (14) is rotatably arranged on the U-shaped supporting plate (13) in a penetrating manner; an adjusting driven bevel gear (15) is fixedly arranged in the middle of the distance adjusting shaft (14), a shaft head of an adjusting crank (17) is rotatably arranged on the U-shaped supporting plate (13), and an adjusting driving bevel gear (16) meshed with the adjusting driven bevel gear (15) is fixedly arranged on the shaft head; adjusting external threads with opposite turning directions are arranged at two ends of the distance adjusting shaft (14), and two ends of the distance adjusting shaft (14) are respectively installed on the two T-shaped adjusting seats (12) in a penetrating type threaded screwing manner through the two adjusting external threads; the upper ends of the two suspension chains (18) are respectively fixed on the two T-shaped adjusting seats (12).

7. The hanging chain infeed conveyor system of claim 1, wherein: the chain driving mechanism comprises a driving box body (20), a driving motor (25), an extrusion disc (23) and a driving disc (22); a clamping through groove (21) is formed in the middle of the lower side face of the driving box body (20), and the clamping through groove (21) is fixedly arranged on the upper side face of the supporting track (3); the extrusion disc (23) and the driving disc (22) are both rotatably arranged on the lower side surface of the driving box body (20); the circumferential surfaces of the extrusion disc (23) and the driving disc (22) oppositely clamp the cross-shaped conveying chain (7), and the circumferential surface of the driving disc (22) is provided with driving convex teeth (24) at intervals; a conveying driven gear (27) is arranged on the central shaft of the driving disc (22); a conveying drive gear (26) meshed with the conveying driven gear (27) is arranged on an output shaft of the drive motor (25).