CN218591635U - Movable beam lifting and feeding mechanism for internal spinning machine - Google Patents

Abstract

The utility model discloses a movable beam lifting feeding mechanism for an internal spinning machine, which comprises a feeding assembly and a machine body for installing the feeding assembly, wherein the feeding assembly comprises a top cylinder connecting plate, a movable beam, an upper end of a spinning wheel chamber slide block, a transverse cylinder and a lower end of the spinning wheel chamber slide block; when the device works, a rim blank is placed in a spindle core die to start rotating along with a spindle of a main machine and reach the maximum rotating speed, spinning wheel chambers arranged on the left side and the right side of a movable beam are driven by a transverse oil cylinder at the rear end to linearly move towards the direction of a rim inner ring, a spinning wheel at the lower end of an inner spinning machine is driven to rotate by a hydraulic motor, firstly contacts with the inner ring of the rim blank to generate friction and gradually approaches to the same linear speed, and the spinning wheel thins and forms the inner ring of the rim blank from top to bottom until the rim blank meets the requirements in shape and size by spinning.

Description

Movable beam lifting and feeding mechanism for internal spinning machine

Technical Field

The utility model belongs to the technical field of interior spinning-lathe, concretely relates to walking beam lift feed mechanism for interior spinning-lathe.

Background

The rim forming in the wheel industry usually adopts rolled steel to carry out edge rolling butt welding and slag scraping and circle restoring forming to form a rim blank, which not only causes pollution to the environment, but also causes waste to energy sources and is difficult to ensure the quality of the rolled steel, the rim forming needs a hydraulic press to expand and contract the blank, and finally, the inner circle of the section steel rim is turned by a lathe to lay a foundation for the good assembly and welding of the rim and the spoke.

When the existing equipment is used, as is well known, the wall thickness of a product cannot be thinned during hydraulic press forming, the product cannot be lightened, the model of the product is changed, a whole set of die needs to be changed simultaneously, the change cost is high, in addition, materials are removed by turning and are used as waste materials, and the material utilization rate is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a walking beam lift feed mechanism for interior spinning-lathe to solve the current equipment that proposes in the above-mentioned background art when using, well known, the hydraulic press shaping can't carry out the attenuate to the product wall thickness, can't carry out the lightweight to the product, changes the product model moreover, needs to change a whole set of mould simultaneously, and the replacement cost is high, in addition, the material is got rid of in the turning as the waste material, the lower problem of material utilization.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a free beam lift feed mechanism for internal spinning machine, includes the feeding subassembly, still including the organism that is used for installing the feeding subassembly, the feeding subassembly includes top jar connecting plate, walking beam, revolves wheel room slider upper end, horizontal jar and revolves wheel room slider lower extreme, revolve wheel room slider upper end and install the top of walking beam, top jar connecting plate fixed mounting be in revolve the top of wheel room slider upper end, the top of walking beam is located both sides of revolving wheel room slider upper end and is provided with V type guide rail, the fixed stand guide pin bushing that is provided with in edge of walking beam, just stand guide pin bushing gland has been installed at the both ends of stand guide pin bushing, horizontal jar sets up one side of walking beam, just revolve wheel room slider lower extreme fixed mounting in the bottom of walking beam, just the bottom of walking beam is located both sides of revolving wheel room slider lower extreme are provided with the V type guide rail of isostructure, the bottom is fixedly installed and is revolved wheel room assembly, the bottom on the V type guide rail fixed mounting swing hydro-cylinder assembly, just it installs the rotatory wheel room bracing piece to revolve between revolves wheel room and the swing hydro-cylinder mechanism.

The upper end of the rotary wheel chamber sliding block and the lower end of the rotary wheel chamber sliding block are installed in a sliding limiting mode through V-shaped guide rails which are arranged at the top and the bottom of the movable beam symmetrically.

The spinning wheel chamber assembly comprises a hydraulic motor, a spinning wheel shaft, a spinning wheel chamber, a main spinning cylinder front end gland and a spinning wheel, a spinning wheel chamber supporting rod runs through and is installed on the inner side of the spinning wheel chamber, the top of the spinning wheel shaft is located a thrust cylindrical roller bearing pair is installed on the inner side of the spinning wheel chamber, the top of the thrust cylindrical roller bearing pair is located the spinning wheel shaft is sleeved with two cylindrical roller bearing pairs, a bearing gasket is installed between each cylindrical roller bearing pair and each thrust cylindrical roller bearing pair in a sleeved mode, two bearing outer ring spacers and bearing inner ring spacers are installed between each cylindrical roller bearing pair, the top cover of the spinning wheel chamber is provided with a main spinning cylinder rear end gland, a spinning wheel shaft locking nut is installed on the inner side, where one end of the spinning wheel shaft is located, of the main spinning cylinder rear end gland in a screwed mode, the hydraulic motor is installed at the top of the spinning wheel shaft, a connecting block and a flat key are arranged between the hydraulic motor and the spinning wheel shaft, and the flat key connection is achieved between the hydraulic motor and the spinning wheel shaft through the flat key.

The bottom of the rotating wheel shaft is located on the inner side of the rotating wheel chamber, a thrust cylindrical roller bearing pair is installed, the bottom of the thrust cylindrical roller bearing pair is located on the rotating wheel shaft, two cylindrical roller bearing pairs are installed in a sleeved mode, the bottom of the thrust cylindrical roller bearing pair is the same as the cylindrical roller bearing pair and the top of the thrust cylindrical roller bearing pair in an installation mode, a main rotating cylinder front end gland is installed at the bottom of the rotating wheel shaft, a rotating wheel shaft front end gasket is arranged between the main rotating cylinder front end gland and the cylindrical roller bearing pair in a cushioning mode, a framework oil seal is installed between the main rotating cylinder front end gland and the rotating wheel shaft in a sleeved mode, and meanwhile the framework oil seals are provided with two.

The bottom of the spinning wheel shaft is located at one end of a main spinning cylinder front end gland and is provided with a spinning wheel, one end of the spinning wheel is located at the spinning wheel shaft and is rotatably provided with a spinning wheel locking nut, and the spinning wheel is locked and fixed on the spinning wheel shaft through the spinning wheel locking nut.

Swing hydro-cylinder mechanism includes swing hydro-cylinder mount pad, swing hydro-cylinder and swing hydro-cylinder connecting seat, the swing hydro-cylinder mount pad is installed the top of swing hydro-cylinder, just swing hydro-cylinder mount pad with axle snap ring and swing hydro-cylinder fixed axle have been installed to the junction of swing hydro-cylinder, rotate through swing hydro-cylinder fixed axle between swing hydro-cylinder mount pad and the swing hydro-cylinder and be connected, just swing hydro-cylinder fixed axle is spacing through axle snap ring, the swing hydro-cylinder connecting seat is installed the bottom of swing hydro-cylinder, the top fixed mounting of swing hydro-cylinder connecting seat has swing hydro-cylinder locking board, the swing hydro-cylinder connecting seat passes through swing hydro-cylinder locking board to be connected the bottom of swing hydro-cylinder, just the pendulum rod has been installed in the bottom connection of swing hydro-cylinder connecting seat, intermediate junction axle has been installed between pendulum rod and the swing hydro-cylinder connecting seat, rotate through intermediate junction between swing hydro-cylinder connecting seat and the pendulum rod and be connected, just self-lubricating bearing is installed to the other end of pendulum rod.

The other end of the swing rod is rotatably arranged in the self-lubricating bearing through a rotating wheel chamber supporting rod to be connected in a rotating mode.

Compared with the prior art, the beneficial effects of the utility model are that: when the spinning wheel is in work, a rim blank is placed in a spindle core die to start to rotate along with a spindle of a main machine and reach the maximum rotating speed, then a movable beam lifting and feeding mechanism of an internal spinning machine is driven by an upper end jacking cylinder to linearly move towards the axis direction of a rim, spinning wheel chambers arranged at the left side and the right side of the movable beam are driven by a transverse oil cylinder at the rear end to linearly move towards the direction of a rim inner ring, a spinning wheel at the lower end of the internal spinning machine is driven to rotate by a hydraulic motor, firstly contacts with the inner ring of the rim blank to generate friction and gradually approaches to the same linear speed, the rim blank is tightly pressed on the core die, then the spinning wheel continuously feeds along with the lifting and feeding mechanism of the movable beam of the internal spinning machine, and the spinning wheel thins and forms the inner ring of the rim blank from top to bottom until the required shape and size are spun.

Drawings

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

FIG. 2 is a schematic view of the structure of FIG. 1 at A according to the present invention;

fig. 3 is a schematic bottom structure diagram of the feeding assembly of the present invention;

FIG. 4 is a schematic structural view of the wheel rotating chamber assembly of the present invention;

FIG. 5 is a schematic view of the structure of FIG. 4 at B according to the present invention;

fig. 6 is a schematic structural diagram of fig. 4 at C according to the present invention;

fig. 7 is a schematic structural view of the swing cylinder mechanism of the present invention;

in the figure: 1-1, body; 1. a top cylinder connecting plate; 2. a column guide sleeve gland; 3. a column guide sleeve; 4. a movable beam; 5. the upper end of the rotary wheel chamber slide block; 6. a V-shaped guide rail; 7. a transverse cylinder; 8. the lower end of the rotary wheel chamber slide block; 9. a spinning roller chamber assembly; 901. a hydraulic motor; 902. connecting blocks; 903. a flat bond; 904. a rotating wheel shaft locking nut; 905. a main rotary cylinder rear end gland; 906. a cylindrical roller bearing pair; 907. a bearing outer ring spacer bush; 908. A bearing inner ring spacer bush; 909. a bearing spacer; 910. a thrust cylindrical roller bearing pair; 911. a rotating axle; 912. a rotating wheel chamber; 916. a front gasket of the rotating wheel shaft; 917. a main rotary cylinder front end gland; 918. framework oil seal; 919. rotating the wheel; 920. a turning wheel lock nut; 10. a swing cylinder mechanism; 1001. a swing cylinder mounting base; 1002. a snap ring for the shaft; 1003. a swing oil cylinder fixing shaft; 1004. a swing oil cylinder; 1005. a swing cylinder locking plate; 1006. a swing oil cylinder connecting seat; 1007. a middle connecting shaft; 1008. a swing rod; 1009. a self-lubricating bearing; 11. the spinning roller chamber supports the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, the present invention provides a technical solution: a movable beam lifting feed mechanism for an internal spinning machine is characterized in that the feed mechanism is arranged at four upright posts around the inner side of a machine body 1-1, and a left spinning wheel chamber assembly 9 and a right spinning wheel chamber assembly 9 simultaneously act on an inner ring of a rim to spin the shape and the size which meet the requirements.

A carrier of a movable beam lifting feeding mechanism for an internal spinning machine is a movable beam 4, column guide sleeve holes 3 on the periphery of the movable beam 4 penetrate through corresponding columns on the spinning machine, column guide sleeve pressing covers 2 are installed on the end faces of the column holes of the 4 movable beams and used for pressing 3 column guide sleeves, V-shaped guide rails 6 are installed on the upper portion and the lower portion of the movable beam 4 respectively, spinning wheel chamber slide blocks upper ends 5 and spinning wheel chamber slide blocks lower ends 8 are installed on the upper portion and the lower portion of the V-shaped guide rails 6, spinning wheel chamber assemblies 9 are installed at the front ends of the spinning wheel chamber slide blocks, transverse cylinders 7 are installed on two sides of the movable beam 4, piston rods are connected with the spinning wheel chamber slide blocks upper ends 5, therefore, under the driving of the transverse cylinders 7, the spinning wheel chamber slide blocks upper ends 5 and the spinning wheel chamber slide blocks lower ends 8 can achieve transverse feeding actions under the guiding effects of the V-shaped guide rails 6, a top cylinder connecting plate 1 is installed on the upper end plane of the movable beam 4 and used for connecting with top plates of spinning cylinders to achieve lifting actions, swinging oil cylinders 10 are installed on the front and back sides of the spinning wheel chamber assemblies 9, spinning wheel chamber swing action force is reduced while spinning workpieces 912 is exerted on the spinning wheel chambers.

All parts of the spinning wheel chamber assembly 9 are arranged in a spinning wheel chamber 912, wherein a spinning wheel shaft 911 penetrates through the spinning wheel chamber 912, four bearing positions are processed in the spinning wheel chamber 912, six bearings including a cylindrical roller bearing pair 906, a cylindrical roller bearing pair 906 and a thrust cylindrical roller bearing pair 910 are arranged to support the spinning wheel shaft 911 and bear axial and radial forces generated during spinning, two pairs of cylindrical roller bearing pairs 906 are arranged in parallel, the middles of the cylindrical roller bearing pairs are separated by a bearing outer ring spacer 907 and a bearing inner ring spacer 908, two pairs of cylindrical roller bearing pairs 906 are arranged in parallel, the middles of the cylindrical roller bearing pairs are separated by a bearing inner ring spacer 908 and a bearing outer ring spacer 907, the thrust cylindrical roller bearing pairs 910 and the cylindrical roller bearing pairs 906 are supported by bearing gaskets 909, the front end of the spinning wheel shaft is suspended out of the spinning wheel chamber 912 and provided with spinning wheels 919, the wheel hub locking nut is used for locking 920, the matching surface of a wheel hub 911 and a wheel hub 919 is a four-degree conical surface, a wheel hub front end gasket 916 is arranged at the front end of the wheel hub 911 and a cylindrical roller bearing pair 906, the rear end of the wheel hub 911 is positioned in a wheel rotating chamber 912, the wheel hub locking nut 904 is used for locking the cylindrical roller bearing pair 906 at the rear end, the front end of the wheel rotating chamber 912 is sealed by a main wheel rotating cylinder front end gland 917, two framework oil seals 918 are used for sealing between the main wheel rotating cylinder front end gland 917 and the wheel hub 911, the rear end of the wheel rotating chamber 912 is sealed by a main wheel rotating cylinder rear end gland 905, a hydraulic motor 901 is used for driving the wheel rotating shaft 911, the wheel hub 911 is connected with the wheel hub 911 through a connecting block 902 and a flat key 903, the wheel hub 919 is used as a main workpiece, the wheel hub is in direct contact with a rim blank to generate friction, and the wheel hub is manufactured by adopting heat-treated die steel.

All parts of the spinning wheel chamber assembly 9 are arranged in a spinning wheel chamber 912, wherein a spinning wheel shaft 911 passes through the spinning wheel chamber 912, four bearing positions are processed in a hole in the spinning wheel chamber 912, six bearings comprising cylindrical roller bearing pairs 906 (four pairs, two pairs at the front end and the rear end, the middle is separated by a bearing outer ring spacer 907 and a bearing inner ring spacer 908) and a thrust cylindrical roller bearing pair 910 are arranged, the middle parts are connected by a bearing gasket 909 to support the spinning wheel shaft 911, the cylindrical roller bearing pairs 906 are respectively positioned at two lateral outer sides of the spinning wheel chamber 912 and are used for radially supporting two ends of the spinning wheel shaft 911 in a large span to bear radial force generated during spinning, the thrust cylindrical roller bearing pair 910 is reversely assembled between the cylindrical roller bearing pairs 906 and is axially attached to two opposite planes of the thrust bearing positions of the spinning wheel chamber 912 to bear two lateral axial force generated during spinning, the output end of a spinning wheel shaft 911 is hung out of a spinning wheel chamber 912, and is provided with a spinning wheel 919 and locked by a spinning wheel locking nut 920, the matching surface of the spinning wheel shaft 911 and the spinning wheel 919 is a four-degree conical surface, the rear end of the spinning wheel shaft 911 is positioned in the spinning wheel chamber 912 and locked by a spinning wheel shaft locking nut 904 on a rear cylindrical roller bearing pair 906, the front end of the spinning wheel chamber 912 is sealed by a main spinning cylinder front end gland 917, a framework oil seal 918 is adopted between the main spinning cylinder front end gland 917 and the spinning wheel shaft 911, the rear end of the spinning wheel chamber 912 is sealed by a main spinning cylinder rear end gland 905, a hydraulic motor 901 is arranged on the main spinning cylinder rear end gland 905 and connected with the spinning wheel shaft 911 through a connecting block 902 and a flat key 903 to drive the spinning wheel shaft 911 to rotate, the spinning wheel 919 is mainly used for directly contacting with a rim blank to generate friction, and is made of heat-treated die steel.

The tail end of a swing oil cylinder 1004 of the swing oil cylinder mechanism 10 is arranged on a swing oil cylinder mounting seat 1001, the tail end is connected through a swing oil cylinder fixing shaft 1003 and locked by a shaft through a clamping ring 1002, the front end of the swing oil cylinder 1004 and a swing oil cylinder locking plate 1005 are fixed on a swing oil cylinder connecting seat 1006, the swing oil cylinder connecting seat 1006 and a swing rod 1008 are connected through an intermediate connecting shaft 1007 and locked by the shaft through the clamping ring 1002, self-lubricating bearings 1009 are arranged at movable joints, the swing oil cylinder mounting seat 1001 at the tail end of the swing oil cylinder mechanism 10 is arranged on the end face of a V-shaped guide rail 6, a front end swing rod 1008 is connected with a left rotating wheel chamber 912 through a rotating wheel chamber supporting rod 11, when a rotating wheel spinning workpiece generates an axial force, the swing oil cylinder mechanism 10 provides a thrust force through the swing oil cylinder 1004 and is converted into a reverse axial force through the swing rod 1008, and therefore deflection during spinning of the rotating wheel chamber 912 is reduced.

The utility model discloses a theory of operation and use flow: when the rim blank body is operated, the rim blank body starts to rotate along with a main shaft of a main machine and reaches the maximum rotating speed, a top oil cylinder drives a movable beam 4 lifting and feeding mechanism to quickly descend to a proper position, at the moment, a cylinder rod of a transverse cylinder 7 retracts to pull the upper end 5 of a spinning wheel chamber slide block to drive a spinning wheel chamber assembly 9 to linearly slide towards the rim blank body positioned at the center of a spinning machine under the guiding action of a V-shaped guide rail 6, at the moment, a hydraulic motor 901 at the rear end of the spinning wheel chamber assembly 9 drives a spinning wheel shaft 911 to drive a spinning wheel 919 to start to rotate, the front end spinning wheel 919 of the spinning wheel chamber assembly 9 firstly contacts the large edge of the blank body to generate friction, the front end spinning wheel 919 starts to rotate along with the blank body to the same linear speed, the rim blank body is tightly pressed on a core mold, then the spinning wheel 919 continuously feeds along with a beam frame lifting and feeding mechanism of an inner spinning machine, and the inner ring of the rim blank body is thinned and molded from top to bottom until the shape and the size which meet the requirements are spun.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a walking beam lift feed mechanism for internal spinning machine which characterized in that: including feeding assembly, still including organism (1-1) that is used for installing feeding assembly, feeding assembly includes top cylinder connecting plate (1), walking beam (4), revolves wheel room slider upper end (5), horizontal jar (7) and revolves wheel room slider lower extreme (8), revolve wheel room slider upper end (5) and install the top of walking beam (4), top cylinder connecting plate (1) fixed mounting revolve the top of wheel room slider upper end (5), the both sides that the top of walking beam (4) is located revolves wheel room slider upper end (5) are provided with V type guide rail (6), the fixed stand guide pin bushing (3) that is provided with in edge of walking beam (4), just stand guide pin bushing gland (2) have been installed to the both ends of stand guide pin bushing (3), horizontal jar (7) set up one side of walking beam (4), just revolve wheel room slider lower extreme (8) fixed mounting and be in the bottom of walking beam (4), just the bottom of walking beam (4) is located revolve the V type guide rail (6) of wheel room slider lower extreme (8) and install swing wheel room swing guide rail (6) and revolve wheel room assembly (10) and install swing cylinder assembly (10) and revolve wheel room swing mechanism (9) and the wheel room lower extreme and install swing cylinder assembly (10) and revolve between the fixed pulley room guide rail (6) and the fixed pulley room support bar (9) and the fixed mounting mechanism.

2. The walking beam elevating and feeding mechanism for internal spinning machine as claimed in claim 1, wherein: the upper end (5) of the rotating wheel chamber sliding block and the lower end (8) of the rotating wheel chamber sliding block are installed in a sliding limiting mode through V-shaped guide rails (6) which are arranged at the top and the bottom of the movable beam (4) and are symmetrical.

3. The walking beam elevating and feeding mechanism for an internal spinning machine according to claim 2, wherein: the spinning wheel chamber assembly (9) comprises a hydraulic motor (901), a spinning wheel shaft (911), a spinning wheel chamber (912), a main spinning cylinder front end gland (917) and a spinning wheel (919), a spinning wheel chamber supporting rod (11) is installed on the inner side of the spinning wheel chamber (912) in a penetrating mode, a thrust cylindrical roller bearing pair (910) is installed on the top of the spinning wheel shaft (911) on the inner side of the spinning wheel chamber (912), two cylindrical roller bearing pairs (906) are installed on the top of the thrust cylindrical roller bearing pair (910) on the spinning wheel shaft (911) in a sleeved mode, a bearing gasket (909) is installed between each cylindrical roller bearing pair (906) and the corresponding thrust cylindrical roller bearing pair (910) in a sleeved mode, meanwhile, a bearing outer ring spacer bush (907) and a bearing inner ring spacer bush (908) are installed between the two cylindrical roller bearing pairs (906), a main rotating cylinder rear end pressing cover (905) is covered on the top of the rotating wheel chamber (912), a rotating wheel shaft locking nut (904) is installed on the inner side, located on the main rotating cylinder rear end pressing cover (905), of one end of the rotating wheel shaft (911) in a rotating mode, a hydraulic motor (901) is installed on the top of the rotating wheel shaft (911), a connecting block (902) and a flat key (903) are arranged between the hydraulic motor (901) and the rotating wheel shaft (911), and the hydraulic motor (901) and the rotating wheel shaft (911) are connected through the connecting block (902) and the flat key (903) ) And (4) connecting.

4. The walking beam elevating feed mechanism for an internal spinning machine as set forth in claim 3, wherein: the bottom of revolving wheel axle (911) is located the inboard of revolving wheel room (912) and installs thrust cylinder roller bearing pair (910), just the bottom of thrust cylinder roller bearing pair (910) is located the cover is established and is installed two cylinder roller bearing pair (906) on revolving wheel axle (911), the thrust cylinder roller bearing pair (910) of bottom is the same with the mounting means at cylinder roller bearing pair (906) and top, just main jar front end gland (917) of revolving is installed to the bottom of revolving wheel axle (911), the bottom main jar front end gland (917) of revolving and cylinder roller bearing pair (906) of revolving are filled up and are equipped with revolving wheel axle front end gasket (916), the inside of main jar front end gland (917) and the cover is established between revolving wheel axle (911) and is installed skeleton oil blanket (918), simultaneously skeleton oil blanket (918) are provided with two.

5. The walking beam elevating feed mechanism for an internal spinning machine as set forth in claim 4, wherein: the bottom of the spinning wheel shaft (911) is located at one end of a main spinning cylinder front end gland (917) and is provided with a spinning wheel (919), one end of the spinning wheel (919) is located at the spinning wheel shaft (911) and is provided with a spinning wheel locking nut (920) in a spinning mode, and the spinning wheel (919) is locked and fixed on the spinning wheel shaft (911) through the spinning wheel locking nut (920).

6. The walking beam elevating feed mechanism for an internal spinning machine as set forth in claim 1, wherein: the swing oil cylinder mechanism (10) comprises a swing oil cylinder mounting seat (1001), a swing oil cylinder (1004) and a swing oil cylinder connecting seat (1006), the swing cylinder mounting seat (1001) is mounted at the top of the swing cylinder (1004), and the joint of the swing oil cylinder mounting seat (1001) and the swing oil cylinder (1004) is provided with a shaft snap ring (1002) and a swing oil cylinder fixing shaft (1003), the swing oil cylinder mounting seat (1001) is rotationally connected with the swing oil cylinder (1004) through a swing oil cylinder fixing shaft (1003), and the swing oil cylinder fixing shaft (1003) is limited by a snap ring (1002) through a shaft, the swing oil cylinder connecting seat (1006) is arranged at the bottom of the swing oil cylinder (1004), a swing oil cylinder locking plate (1005) is fixedly arranged at the top of the swing oil cylinder connecting seat (1006), the swing oil cylinder connecting seat (1006) is connected to the bottom of the swing oil cylinder (1004) through a swing oil cylinder locking plate (1005), the bottom of the swing oil cylinder connecting seat (1006) is connected with a swing rod (1008), an intermediate connecting shaft (1007) is arranged between the swing rod (1008) and the swing oil cylinder connecting seat (1006), the swing oil cylinder connecting seat (1006) is rotationally connected with the swing rod (1008) through a middle connecting shaft (1007), and a self-lubricating bearing (1009) is arranged at the other end of the swing rod (1008).

7. The walking beam elevating feed mechanism for an internal spinning machine as set forth in claim 6, wherein: the other end of the swing rod (1008) is rotatably arranged in a self-lubricating bearing (1009) through a rotating wheel chamber supporting rod (11) to be connected in a rotating mode.

Images