CN116533002A - Station switching mechanism and shield segment steel reinforcement cage processing device - Google Patents

Abstract

The invention relates to the technical field of shield segment steel reinforcement cage processing, in particular to a station switching mechanism and a shield segment steel reinforcement cage processing device, wherein the station switching mechanism comprises a turntable base, a circulating turntable, a positioning assembly and a rotary driving assembly, the circulating turntable is rotationally connected with the turntable base, and a working platform for bearing a workpiece is arranged on the circulating turntable; the positioning assembly is configured to position the circulating turntable when the working platform rotates to the corresponding station, and limit the circulating turntable to rotate; the rotary drive assembly includes a drive wheel including a first state in contact with an outer periphery of the circulation turret and a second state out of contact with the circulation turret, and a first drive member capable of driving the circulation turret to rotate when the drive wheel is in the first state. The station switching mechanism realizes effective circulation of workpieces among different procedures and is accurate in positioning.

Description

Station switching mechanism and shield segment steel reinforcement cage processing device

Technical Field

The invention relates to the technical field of skeleton processing, in particular to a station switching mechanism and a shield segment steel bar skeleton processing device.

Background

In the tunnel construction process, after the circular hole is dug out by the shield machine, a plurality of arc shield segments are needed to fix the circular hole, so that a firm and safe space is provided for subsequent engineering. The shield segment is formed by anchoring and combining a shield segment steel reinforcement cage with concrete.

The existing shield segment steel reinforcement framework consists of a plurality of arc-shaped single-piece nets and a plurality of stirrups. The single-piece nets are sequentially spaced and arranged in parallel, the stirrups are sequentially spaced and welded and fixed on the edges of the single-piece nets in parallel, and the shield segment steel bar framework which is arc-shaped is formed after the single-piece nets are fixed. In this three-dimensional shaping course of working, include at least stacking a plurality of monolithic nets the chip process that sets up, stirrup bending process and stirrup welding process etc. the circulation process is loaded down with trivial details between each process, and the manpower is invested more, and production efficiency is low.

Therefore, the applicant provides a shield segment steel reinforcement cage machining center in the document of CN217859925U, the machining center comprises a circulating turntable and a single-sheet net stacking die core, the circulating turntable comprises a working bench, an auxiliary travelling wheel and a bench annular track, the auxiliary travelling wheel is arranged at the bottom of the working bench, the auxiliary travelling wheel walks in the bench annular track, the working bench can drive the single-sheet net stacking die core to move between a chip area and a stirrup operation area, automatic connection of each procedure in the single-sheet net three-dimensional forming stage of the shield segment steel reinforcement cage is realized, and production efficiency is improved.

However, the above-mentioned circulation turret lacks a positioning structure, and there may be a problem of inaccurate positioning when the work bench is circulated between different processes.

Disclosure of Invention

The invention aims to provide a station switching mechanism which can realize the circulation and accurate positioning of workpieces among different working procedures.

In order to achieve the above purpose, the technical scheme of the invention is as follows:

the station switching mechanism comprises a turntable base, a circulating turntable, a positioning assembly and a rotary driving assembly, wherein the circulating turntable is positioned above the turntable base and is rotationally connected with the turntable base, and a working platform for bearing a workpiece is arranged on the circulating turntable; the positioning assembly is configured to position the circulating turntable when the working platform rotates to a corresponding station, and limit the circulating turntable to rotate; the rotary drive assembly includes a drive wheel including a first state in contact with an outer periphery of the circulation turret and a second state out of contact with the circulation turret, and a first drive member capable of driving the circulation turret to rotate when the drive wheel is in the first state.

Optionally, the positioning assembly includes a guide block, a positioning block and a second driving member, the positioning block is mounted on the circulating turntable, the guide block is mounted on the turntable base, and the second driving member is configured to drive the guide block to be connected with or separated from the positioning block.

Optionally, one end of the guide block, which faces the circulating turntable, is provided with a V-shaped insert block, the positioning block is provided with a V-shaped slot for the insert block to insert, and the guide block is in plug-in fit with the positioning block.

Optionally, one of the turntable base and the circulating turntable is provided with a detection switch, and the other is provided with a detection hole, and the detection switch is in communication connection with the second driving piece.

Optionally, the rotary turntable comprises a plurality of groups of support wheels, wherein the support wheels are arranged at intervals along the circumferential direction of the rotary turntable, and the support assembly comprises the support wheels which are in rolling connection with the rotary turntable.

Optionally, the support assembly further comprises a support and an adjusting screw, the middle of the support is hinged to the turntable base, the support wheel is rotatably arranged at the top of the support, the adjusting screw is in threaded connection with the bottom of the support, and one end part of the adjusting screw, which is close to the turntable base, is hemispherical.

Optionally, the revolving stage base includes center post, annular rail and connecting rod, annular rail set up in the periphery of center post and pass through the connecting rod is connected, the circulation revolving stage is including the carousel that is provided with center sleeve, work platform follows the circumference of carousel set up in the periphery of carousel, center sleeve cover is established the center post and with the center post rotates to be connected.

Optionally, a rotating wheel is arranged between the central column and the central sleeve, and the rotating wheel is installed on one of the central column and the central sleeve and is in rolling connection with the other.

Optionally, the rotary driving assembly further includes a fixing plate and a third driving member, a first end of the fixing plate is hinged to the turntable base, a second end of the fixing plate is hinged to the third driving member, the driving wheel is rotatably disposed on the fixing plate, and the third driving member drives the fixing plate to rotate with the second end of the fixing plate as an axis so that the driving wheel is switched between the first state and the second state.

The invention further aims to provide a shield segment steel reinforcement framework machining device which comprises the station switching mechanism and a die core arranged on the working platform, wherein the die core is used for stacking and fixing single-piece nets.

The beneficial effects of the invention are as follows: the station switching mechanism realizes the circulation of workpieces among different working procedures by using the rotatable circulating rotary table, has high automation degree and production efficiency, stops rotating when the working platform rotates to the corresponding working procedure by using the positioning assembly, ensures the smooth proceeding of each working procedure, can lock the circulating rotary table when the workpieces are processed, avoids the shaking of the circulating rotary table, and improves the processing precision; the invention also provides a shield segment steel reinforcement framework machining device, and the station switching mechanism is utilized to realize accurate positioning of the single-piece net on the die core among different procedures, so that smooth machining of the shield segment steel reinforcement framework is ensured.

Drawings

Fig. 1 is a front view of a shield segment steel reinforcement cage processing device in an embodiment of the invention;

fig. 2 is a side view of a shield segment steel reinforcement cage processing device in an embodiment of the invention;

FIG. 3 is an enlarged schematic view of the structure of FIG. 2 at A;

FIG. 4 is a top view of a turntable base in an embodiment of the invention;

FIG. 5 is a schematic view of a rotary driving assembly and a positioning assembly according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a support assembly according to an embodiment of the present invention.

In the figure, 10, a circulation turret; 11. a turntable; 11a, a central sleeve; 12. a working platform; 13. a rotating wheel; 14. a fixed shaft; 20. a turntable base; 21. a center column; 22. an endless track; 23. a connecting rod; 30. a positioning assembly; 31. a positioning block; 32. a guide block; 33. a second driving member; 40. a rotary drive assembly; 41. a driving wheel; 42. a first driving member; 43. a fixing plate; 44. a third driving member; 50. a support assembly; 51. a support wheel; 52. a support shaft; 53. a fixed block; 54. adjusting a screw; 55. a bracket; 60. a mold core; 70. shield segment steel bar framework.

Detailed Description

The invention is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present invention are shown in the drawings.

In the description of the present invention, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of operation, and are not intended to indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

The invention provides a station switching mechanism which is used for driving a workpiece to circularly rotate among different processing stations, for example, the station switching mechanism can be used for driving a single-sheet net to circularly rotate among a plurality of stations such as a stacking work, a stirrup bending station, a stirrup welding station and the like during processing of a shield segment steel reinforcement framework. The station switching mechanism is provided with a positioning function structure, so that workpieces can be accurately aligned to different stations.

Fig. 1-6 show a station switching mechanism according to one embodiment of the present invention, which includes a circulation turret 10, a turret base 20, and a rotary driving assembly 40, wherein each processing device for performing different processes on a workpiece is disposed around the periphery of the circulation turret 10, the circulation turret 10 is used for carrying the workpiece, and is located above the turret base 20 and is rotatably connected to the turret base 20, the rotary driving assembly 40 is configured to drive the circulation turret 10 to rotate, the rotary driving assembly 40 includes a first driving member 42 and a driving wheel 41 connected to an output end of the first driving member 42, and the driving wheel 41 is in contact with the periphery of the circulation turret 10 to rotate the circulation turret 10 when rotating. The first driving member 42 generally selects a gear motor with a speed reducer, on the basis, the rotation direction of the circulating turntable 10 is controlled only by controlling the starting and stopping time of the first driving member 42, so that workpieces are difficult to accurately align to different stations, the station switching mechanism further comprises a positioning assembly 30, the positioning assembly 30 comprises a positioning block 31 and a guiding block 32, the guiding block 32 is mounted on the circulating turntable 10 and rotates along with the circulating turntable 10, the positioning block 31 can be mounted on the turntable base 20 or other components which are stationary relative to the ground, the guiding block 32 and the positioning block 31 can be connected or separated, the positioning or unlocking of the circulating turntable 10 is realized, the positioning block 31 and the guiding block 32 can be connected in a manner including but not limited to plugging and clamping, and at least the rotation of the circulating turntable 10 relative to the positioning block 31 is limited.

It should be noted that when the guide block 32 is connected to the positioning block 31, the circulation turret 10 is stopped, and at this time, the first driving member 42 in the rotary driving assembly 40 should also stop providing rotary power to the circulation turret 10 immediately, so as to avoid generating excessive driving force between the guide block 32 and the positioning block 31, damaging the guide block 32 or the positioning block 31, and the rotary motor is difficult to stop instantaneously.

The station switching mechanism in the embodiment utilizes the positioning component 30 to position the circulating turntable 10, so that the circulating turntable 10 can accurately stop rotating when different stations are aligned, smooth proceeding of each machining procedure is ensured, the circulating turntable 10 can be locked during workpiece machining, the shaking of the circulating turntable 10 is avoided, and the machining precision is improved.

In order to connect or disconnect the guide block 32 and the positioning block 31, the positioning assembly 30 further includes a second driving member 33, and the guide block 32 and the positioning block 31 can be connected under the action of the second driving member 33. Referring to fig. 2, one of the guide block 32 and the positioning block 31 is provided with a slot, the other is provided with an insert, the output end of the second driving member 33 is connected with the guide block 32, and the guide block 32 moves towards the direction of the circulating turntable 10 under the driving action of the second driving member 33 so as to realize the insertion fit with the positioning block 31. Illustratively, a V-shaped insert is disposed at one end of the guide block 32 facing the circulation turret 10, guide inclined planes are disposed at two opposite sides of the insert, V-shaped slots into which the insert is inserted are correspondingly disposed on the positioning block 31, and a cylinder is selected as the second driving member 33. The insert blocks are arranged in a V shape, and relative to the rectangle or other shapes, the guide inclined surfaces of the insert blocks have a certain guide effect, so that the insert blocks can be accurately inserted into the slots in the rotating process of the circulating turntable 10, and positioning is realized.

Further, one of the turntable base 20 and the circulating turntable 10 is provided with a detection switch, the other periphery is provided with a detection hole, the detection switch is in communication connection with the second driving member 33, when the detection switch detects Kong Duishe, the circulating turntable 10 continues to rotate forwards, the second driving member 33 drives the guide block 32 to move towards the circulating turntable 10, and when the positioning block 31 and the guide block 32 are aligned, the guide block 32 is exactly and completely clamped into the positioning block 31, so that accurate positioning is realized.

It will be appreciated that the circulation turret 10 will tend to continue to rotate in the original direction under inertia, and the guide block 32 and the positioning block 31 will be easily deformed during long-term use, and for this purpose, the guide block 32 is connected to the circulation turret 10 by a method including but not limited to screwing, and the positioning block 31 is also connected to the turret base 20 by a method including but not limited to screwing, so as to facilitate periodic replacement.

With continued reference to fig. 2, a rotary drive assembly 40 is also mounted on the turret base 20, the rotary drive assembly 40 further including a third drive member 44 to drive the drive wheel 41 in a movement toward and away from the endless turret 10. Illustratively, the turntable base 20 is provided with a mounting frame having a Y-shape, and two ends of the mounting frame extend outward of the turntable base 20 and are respectively provided with a rotation driving assembly 40 and a guide block 32. The rotary driving assembly 40 further includes a fixing plate 43, a first end of the fixing plate 43 is hinged to the mounting frame, a second end of the fixing plate 43 is hinged to a third driving member 44 fixed on the turntable base 20, a wheel shaft of the driving wheel 41 penetrates through the fixing plate 43 from bottom to top and is rotationally connected with the fixing plate 43, under the action of the third driving member 44, the fixing plate 43 rotates with a second end of the fixing plate 43 as an axis to enable the driving wheel 41 to switch between a first state and a second state, and the third driving member 44 can adopt an air cylinder or other linear driving executing element. It will be appreciated that the use of the fixed plate 43 as a lever is significantly more labor-saving than directly driving the drive wheel 41.

Illustratively, the driving wheel 41 is integrally a rubber wheel with a high friction coefficient, and the rotation of the circulating turntable 10 is realized by using friction between the rubber wheel and the circulating turntable 10 when the rubber wheel is abutted against the circulating turntable 10, or a rubber layer can be coated on the periphery of an existing roller to increase the friction coefficient, and the periphery of the circulating turntable 10 can be provided with a rubber layer to further improve the friction force.

For workpieces such as shield segment steel reinforcement cages 70, the required specification of the circulating turntable 10 is relatively large, so that the weight of the circulating turntable 10 is reduced, the energy consumption is reduced, and meanwhile, the manufacturing cost is reduced, and the circulating turntable 10 adopts a frame type structure. Referring to fig. 1, the circulation turret 10 includes a frame-type turret 11 and a work table 12 provided at an outer periphery of the turret 11 for placing and processing a workpiece, a center sleeve 11a provided at a center of the turret 11 for rotational connection with a turret base 20, and a center post 21 provided in correspondence with the turret base 20. In order to improve the machining efficiency, a plurality of work platforms 12 are arranged along the circumferential direction of the circulating turntable 10, and a plurality of workpieces are respectively placed on each machining platform, so that simultaneous machining of multiple working procedures of different workpieces can be realized. The area of the work platform 12 may be determined according to the size of the workpiece, so long as the size of the work platform 12 is ensured to meet the process machining requirement.

Referring to fig. 4, the turntable base 20 is also in a frame structure, the turntable base 20 includes an annular rail 22 concentrically disposed with the center column 21, the annular rail 22 is connected with the center column 21 through a plurality of connecting rods 23 disposed circumferentially, specifically, the connecting rods 23 are made of i-shaped steel, and one or more annular rails 22 may be disposed on the turntable base 20 according to the size of the workpiece carried on the circulating turntable 10, so as to improve the structural strength of the turntable base 20, and the plurality of annular rails 22 are sequentially disposed from inside to outside and connected through the connecting rods 23.

Meanwhile, the station switching mechanism in the present embodiment further includes a support assembly 50 for supporting the circulation turret 10. The support assembly 50 should not interfere with the rotation of the circulation turret 10, or even assist the rotation of the circulation turret 10, in addition to supporting the circulation turret 10. In this embodiment, the supporting assembly 50 includes supporting wheels 51 rotatably disposed, and a plurality of groups of supporting wheels 51 are disposed at intervals along the circumferential direction of the circulating turntable 10, so that the supporting wheels 51 can reduce friction resistance when the circulating turntable 10 rotates in addition to supporting function during rotation of the circulating turntable 10.

Specifically, the supporting wheel 51 is mounted on the connection rod 23 of the turntable base 20, and further, in order to reduce unevenness of the circulation turntable 10 due to unevenness of the ground, mounting errors, etc., the height of the supporting wheel 51 with respect to the turntable base 20 is adjustable. Referring to fig. 6, the support assembly 50 further includes a support 55, an adjusting screw 54, and a fixing block 53, wherein the fixing block 53 is fixed on the turntable base 20, the middle of the support 55 is hinged on the fixing block 53, a support groove is provided at the top of the support 55, a support shaft 52 is fixed in the support groove, the support wheel 51 is concentrically rotatably disposed on the support shaft 52, specifically, the support groove is formed in a U shape, an end surface of one end of the support shaft 52 inserted into the support groove is formed in an oblong shape, the support shaft 52 can be prevented from rotating, and the support groove allows the support shaft 52 to be directly removed from the support 55, thereby facilitating replacement. The adjusting screw 54 is approximately horizontally arranged at the bottom of the bracket 55 and is in threaded connection with the bracket 55, the end part of the adjusting screw 54, which is close to the turntable base 20, is hemispherical, the adjusting screw 54 is always in abutting connection with the web plate of the connecting rod 23 under the pressure action of the circulating turntable 10, and the heights of the bracket 55 and the supporting wheels 51 positioned on the bracket 55 can be adjusted by adjusting the position of the bracket 55 on the adjusting screw 54.

As shown in fig. 3, in order to reduce friction between the center post 21 and the center sleeve 11a, a bearing may be provided between the center post 21 and the center sleeve 11a, and in view of the large size of the circulation turret 10 between different processes for realizing a large work such as the shield segment steel reinforcement cage 70, it is difficult to find a bearing matching the center post 21 and the center sleeve 11 a. For this purpose, a swivel wheel 13 is also provided between the central column 21 and the central sleeve 11a, the swivel wheel 13 being mounted on one of the central column 21 and the central sleeve 11a and being in rolling connection with the other. Specifically, the central sleeve 11a is made of i-steel, a plurality of fixed shafts 14 are vertically arranged on the inner sides of the upper wing plate and the lower wing plate of the central sleeve 11a along the circumferential direction, and the rotating wheel 13 is sleeved on the fixed shafts 14 and is in rolling connection with the central column 21.

When each working procedure machining mechanism is machined, the second driving piece 33 extends out, namely the guide block 32 is connected with the positioning block 31, at the moment, the driving wheel 41 is not contacted with the circulating turntable 10, when the workpiece at each working position needs to be rotated to the next working procedure, the second driving piece 33 drives the guide block 32 to retract, meanwhile, the third driving piece 44 drives the driving wheel 41 to be abutted against the periphery of the circulating turntable 10, the first driving piece 42 drives the driving wheel 41 to rotate, the circulating turntable 10 rotates together when the driving wheel 41 rotates, when the detection switch is abutted against a hole on the circulating turntable 10, the first driving piece 42 stops rotating, the circulating workbench continuously rotates forwards under the action of inertia, the second driving piece 33 drives the guide block 32 to be clamped into the positioning block 31, the circulating turntable 10 is locked, and then the working at other working positions is performed. The circulation work is like this, and the circulation is smooth and easy between each process, and machining precision is high.

The invention further provides a shield segment steel reinforcement framework machining device, and the machining device comprises the station switching mechanism and a die core 60 arranged on the station switching mechanism, wherein the die core 60 is used for stacking and fixing a single-piece net, and based on the machining procedure of the shield segment steel reinforcement framework 70, the machining device further comprises a feeding mechanism, a stirrup bending mechanism, a stirrup welding mechanism, a discharging mechanism and the like, and the shield segment steel reinforcement framework machining device is shown with reference to fig. 1-2. Therefore, the working platforms 12 on the station switching mechanism are arranged everywhere, each working platform 12 occupies a sector of 90 °, and each working platform 12 is provided with a die core 60. The work platform 12 is also configured in an arc shape, considering that the mold cores 60 are configured in an arc shape.

It is to be understood that the above examples of the present invention are provided for clarity of illustration only and are not limiting of the embodiments of the present invention. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the invention. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the invention are desired to be protected by the following claims.

Claims (10)

1. A station switching mechanism, comprising:

a turntable base (20);

the circulating turntable (10) is positioned above the turntable base (20) and is rotationally connected with the turntable base (20), and a working platform (12) for bearing a workpiece is arranged on the circulating turntable (10);

a positioning assembly (30) configured to position the circulation turret (10) when the work platform (12) rotates to a corresponding work station, limiting rotation of the circulation turret (10);

a rotary drive assembly (40) comprising a drive wheel (41) and a first drive member (42), the drive wheel (41) comprising a first state in contact with the outer periphery of the circulation turret (10) and a second state out of contact with the circulation turret (10), the first drive member (42) being capable of driving the circulation turret (10) in rotation when the drive wheel (41) is in the first state.

2. Station switching mechanism according to claim 1, wherein the positioning assembly (30) comprises a guide block (32), a positioning block (31) and a second driving member (33), the positioning block (31) is mounted on the circulation turret (10), the guide block (32) is mounted on the turret base (20), and the second driving member (33) is configured to drive the guide block (32) to be connected to or separated from the positioning block (31).

3. Station switching mechanism according to claim 2, characterized in that one end of the guide block (32) facing the circulating turntable (10) is provided with a V-shaped insert block, the positioning block (31) is provided with a V-shaped slot for the insert block to insert, and the guide block (32) is in insert fit with the positioning block (31).

4. Station switching mechanism according to claim 2, characterized in that one of the turret base (20) and the circulating turret (10) is provided with a detection switch, the other with a detection hole, said detection switch being in communication with the second driving member (33).

5. Station switching mechanism according to claim 1, further comprising a support assembly (50), wherein the support assembly (50) is provided with a plurality of groups at intervals along the circumferential direction of the circulation turret (10), the support assembly (50) comprises a support wheel (51), and the support wheel (51) is in rolling connection with the circulation turret (10).

6. The station switching mechanism according to claim 5, wherein the supporting assembly (50) further comprises a bracket (55) and an adjusting screw (54), the middle of the bracket (55) is hinged to the turntable base (20), the supporting wheel (51) is rotatably arranged at the top of the bracket (55), the adjusting screw (54) is in threaded connection with the bottom of the bracket (55), and one end of the adjusting screw (54) close to the turntable base (20) is hemispherical.

7. Station switching mechanism according to claim 1, characterized in that the turret base (20) comprises a central column (21), an annular track (22) and a connecting rod (23), the annular track (22) is arranged at the periphery of the central column (21) and is connected through the connecting rod (23), the circulating turret (10) comprises a turntable (11) provided with a central sleeve (11 a), a plurality of working platforms (12) are arranged at the periphery of the turntable (11) along the circumferential direction of the turntable (11), and the central sleeve (11 a) is sleeved on the central column (21) and is rotationally connected with the central column (21).

8. Station switching mechanism according to claim 7, characterized in that a swivel wheel (13) is provided between the central column (21) and the central sleeve (11 a), the swivel wheel (13) being mounted on one of the central column (21) and the central sleeve (11 a) and being in rolling connection with the other.

9. The station switching mechanism according to any one of claims 1 to 8, wherein the rotary driving assembly (40) further comprises a fixed plate (43) and a third driving member (44), a first end of the fixed plate (43) is hinged to the turntable base (20), a second end of the fixed plate (43) is hinged to the third driving member (44), the driving wheel (41) is rotatably provided on the fixed plate (43), and the third driving member (44) drives the fixed plate (43) to rotate about a second end of the fixed plate (43) as an axis to switch the driving wheel (41) between the first state and the second state.

10. The shield segment reinforcement cage processing device is characterized by comprising the station switching mechanism as claimed in any one of claims 1-9, and further comprising a die core (60) arranged on the working platform (12), wherein the die core (60) is used for stacking and fixing single-piece nets.