CN116618922A - Truss forming device and truss positioning and fixing method - Google Patents

Abstract

The invention belongs to the field of truss technology, and discloses a truss forming device and a truss positioning and fixing method. The truss forming device includes a first fixed bracket, a first driving component, a first movable bracket, a second fixed bracket, a second driving component and a Two movable brackets, the first fixed bracket is provided with a plurality of first positioning parts, the first movable bracket is arranged at the output end of the first drive assembly, the first movable bracket is provided with a plurality of first abutting parts, the second fixed The bracket is provided with a plurality of second positioning parts, the second movable bracket is arranged at the output end of the second drive assembly, and the second movable bracket is provided with a plurality of second abutting parts, and the truss positioning and fixing method uses the above-mentioned truss forming device, The present invention enables the intersecting first forming part and the second forming part to be positioned and fixed simply and conveniently, so as to facilitate subsequent welding or binding forming operations.

Description

Truss forming device and truss positioning and fixing method

technical field

The invention relates to the field of truss technology, in particular to a truss forming device and a truss positioning and fixing method.

Background technique

The truss block assembled from a single piece of steel truss has excellent characteristics such as strong prefabrication, flexible combination, and reliable finished structure. It is a steel truss that is widely used in the field of construction engineering.

Before the truss block is formed, it is necessary to position and fix multiple single-piece steel trusses extending along one orientation and multiple single-piece steel trusses or multiple straight steel bars extending along another orientation, so that the two orientations The parts to be welded are against each other, and then the welding or binding operation is performed. In the prior art, manual positioning is usually used for positioning and fixing. The positioning and fixing accuracy requirements are high, and the work intensity is relatively high, which requires a lot of manpower and time. .

Contents of the invention

The purpose of the present invention is to provide a truss forming device and a truss positioning and fixing method, which can realize positioning and fixing simply and conveniently.

For reaching this purpose, the present invention adopts following technical scheme:

Truss forming device, including:

The first fixing bracket, a plurality of first forming parts extending along the first direction can be arranged on the first fixing bracket parallel to each other and at intervals in sequence, and the first fixing bracket is provided with a plurality of first positioning parts, multiple Each of the first positioning parts can abut against one side of the plurality of first molding parts in one-to-one correspondence;

first drive assembly;

The first movable bracket is arranged at the output end of the first driving assembly, and the first movable bracket is provided with a plurality of first abutting parts, and the first driving assembly can drive a plurality of the first abutting parts. The parts abut against the other side of the plurality of first molding parts in one-to-one correspondence;

In the second fixing bracket, a plurality of second forming parts extending along the second direction can be arranged on the second fixing bracket in parallel and sequentially at intervals, and are connected with the plurality of first fixing brackets on the plurality of first fixing brackets. The forming parts intersect with each other, the second fixing bracket is provided with a plurality of second positioning parts, and the plurality of second positioning parts can abut against one side of the plurality of second forming parts in one-to-one correspondence;

second drive assembly;

The second movable bracket is arranged at the output end of the second driving assembly, and the second movable bracket is provided with a plurality of second abutting parts, and the second driving assembly can drive a plurality of the second abutting parts. The portions abut against the other sides of the plurality of second molding components in one-to-one correspondence, and the second direction is set at an included angle with the first direction.

Preferably, the first fixing bracket includes a plurality of fixing plates, the fixing plates are provided with notches, the side walls of the notches serve as the first positioning parts, and the bottom walls of the notches can carry the first Formed parts.

Preferably, the first movable bracket includes a synchronous stay and a plurality of movable plates, and the plurality of movable plates are sequentially fixed on the synchronous stay at intervals along the length direction of the synchronous stay, and the synchronous stay It is connected to the output end of the first driving assembly, and the side wall of the movable plate serves as the first abutting portion.

Preferably, a plurality of the first fixed bracket and the first movable bracket are respectively provided, and the plurality of first movable brackets are arranged at intervals along the first direction, and are all connected to the first driving assembly. output.

Preferably, the first drive assembly includes:

a first drive component;

A linkage rod is connected to the output end of the first driving component, and a plurality of the first movable brackets are all connected to the linkage rod.

Preferably, the second fixing bracket includes a plurality of fixing components, each of which includes:

carrying block;

The positioning roller is rotatably connected to the bearing block, the axis is perpendicular to the second direction, and the outer peripheral surface of the positioning roller serves as the second positioning part;

The side stop roller is rotatably connected to the bearing block, the axis is perpendicular to the second direction, and the distance between the positioning roller and the side stop roller gradually increases along the direction away from the bearing block, and the The second forming component can be carried between the positioning roller and the side barrier roller.

Preferably, the second movable bracket includes a plurality of retaining bars, and the side walls of the retaining bars serve as the second abutting portion.

Preferably, a plurality of the second fixed bracket and the second movable bracket are respectively provided, and the plurality of the second movable brackets are sequentially arranged at intervals along the second direction, and are all connected to the second driving assembly. output.

Preferably, the second drive assembly includes:

a second drive component;

A plurality of synchronous shafts are parallel to each other and arranged at intervals in sequence. The plurality of second abutting parts of the second movable bracket are arranged on the plurality of synchronous shafts in one-to-one correspondence. The plurality of second movable brackets The second abutting portion facing along the second direction is arranged on the same synchronous shaft;

The transmission mechanism is respectively connected to the output end of the second driving component and the plurality of synchronous shafts, and the second driving component can drive the plurality of synchronous shafts to rotate synchronously through the transmission mechanism.

The truss positioning and fixing method uses the above-mentioned truss forming device, including:

Step 1, arranging a plurality of first molding parts extending along the first direction parallel to each other and sequentially spaced apart on the first fixing bracket;

Step 2, the first drive assembly drives the first movable bracket to move, and the multiple first abutting parts and the multiple first positioning parts cooperate to clamp and fix the multiple first molding parts;

Step 3, a plurality of second forming parts extending along the second direction are arranged parallel to each other and spaced apart on the second fixing bracket, and intersect with the plurality of first forming parts;

Step 4: The second driving assembly drives the second movable support to move, and the plurality of second abutting parts and the plurality of second positioning parts cooperate to clamp and fix the plurality of second molding parts.

Beneficial effects of the present invention:

The first forming part on the first fixed bracket and the second forming part on the second fixed bracket can intersect each other, and the first fixed bracket, the first drive assembly and the first movable bracket cooperate with each other to clamp multiple first directions The extended first molding part, the second fixed bracket, the second driving assembly and the second movable bracket cooperate with each other to clamp a plurality of second molding parts extending in the second direction, so that the intersecting first molding parts and the second molding parts The second forming part can be positioned and fixed simply and conveniently, so as to facilitate subsequent welding or binding forming operations.

Description of drawings

Fig. 1 is the front view of the truss forming device described in the embodiment of the present invention;

Fig. 2 is the enlarged view of place A in Fig. 1;

Fig. 3 is a cross-sectional view of the truss forming device described in the embodiment of the present invention;

Fig. 4 is the enlarged view of place B in Fig. 3;

Fig. 5 is a schematic structural view of some components of the truss forming device according to the embodiment of the present invention;

Figure 6 is an enlarged view at C in Figure 5;

Fig. 7 is a top view of the truss forming device according to the embodiment of the present invention.

In the picture:

100. The first molding part; 200. The second molding part;

1. The first fixed bracket;

10. The first positioning part; 11. The fixed plate; 111. The notch;

2. The first driving component;

21. The first driving part; 22. The linkage rod;

3. The first movable bracket;

30. The first abutting part; 31. The synchronous stay; 32. The movable plate;

4. The second fixed bracket;

40. Second positioning part; 41. Bearing block; 42. Positioning roller; 43. Side stop roller;

5. The second driving component;

51. Second driving component; 52. Synchronous shaft; 53. Transmission mechanism; 531. Transmission frame; 532. Transmission rack; 533. Transmission gear;

6. The second movable bracket;

60. The second abutment part; 61. The retaining strip;

7. Forming seat;

71. Base; 72. Platform board;

8. Guide wheel;

9. Forming manipulator.

Detailed ways

Embodiments of the present invention will be described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals represent the same or similar components or components having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention and should not be construed as limiting the present invention.

In the description of the present invention, unless otherwise clearly stipulated and limited, the terms "connected", "connected" and "fixed" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or a mechanical connection. A connection can also be an electrical connection, a direct connection, or an indirect connection through an intermediary, or an internal connection between two elements or an interaction relationship between two elements. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

In the description of the present invention, unless otherwise clearly specified and limited, a first feature being "on" or "below" a second feature may include direct contact between the first feature and the second feature, or include the first feature Not in direct contact with the second feature but through another feature therebetween. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "beneath" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and through specific implementation methods.

As shown in Figures 1-7, the present invention provides a truss forming device, including a first fixed bracket 1, a first drive assembly 2, a first movable bracket 3, a second fixed bracket 4, a second drive assembly 5 and The second movable support 6. Wherein, a plurality of first forming parts 100 extending along the first direction can be arranged parallel to each other and at intervals in sequence on the first fixing bracket 1, and the first fixing bracket 1 is provided with a plurality of first positioning parts 10, and the plurality of first The positioning parts 10 are sequentially arranged at intervals along the second direction, and can abut against one side of a plurality of first molding parts 100 in one-to-one correspondence. The first movable bracket 3 is arranged at the output end of the first drive assembly 2, and the first movable The bracket 3 is provided with a plurality of first abutting parts 30, and the first drive assembly 2 can drive the plurality of first abutting parts 30 to abut against the other side of the plurality of first molding parts 100 one by one. The second forming parts 200 extending in the second direction can be arranged parallel to each other and at intervals in sequence on the second fixing bracket 4, and intersect with a plurality of first forming parts 100 on a plurality of first fixing brackets 1, and the second fixing bracket 4 is provided with a plurality of second positioning parts 40, the plurality of second positioning parts 40 are sequentially arranged at intervals along the first direction, and can abut against one side of the plurality of second molding parts 200 in one-to-one correspondence, and the second movable bracket 6 is set at the output end of the second driving assembly 5, and the second movable support 6 is provided with a plurality of second abutting parts 60, and the second driving assembly 5 can drive a plurality of second abutting parts 60 to abut against each other one by one. On the other side of the plurality of second molding components 200 , the second direction and the first direction are set at an included angle.

In the present invention, the first forming part 100 on the first fixed support 1 and the second forming part 200 on the second fixed support 4 can cross each other, the first fixed support 1, the first driving assembly 2 and the first movable support 3 Cooperate with each other to clamp a plurality of first forming parts 100 extending in the first direction. The second fixed bracket 4, the second drive assembly 5 and the second movable bracket 6 cooperate with each other to clamp a plurality of first forming parts 100 extending in the second direction. Two forming parts 200, so that the intersecting first forming part 100 and the second forming part 200 can be positioned and fixed simply and conveniently, so as to facilitate subsequent welding or binding forming operations.

In this embodiment, the first direction and the second direction are perpendicular to each other, the first forming part 100 is a single-piece steel truss, and the second forming part 200 is a single-piece steel truss. In addition to the above settings, the angle between the first direction and the second direction can also be set to other angles according to requirements, such as 80° or 100°, and the first forming part 100 and the second forming part 200 can also be straight steel bars or other structural parts.

Specifically, the truss forming device also includes a forming base 7, the forming base 7 includes a base 71 and a platform plate 72, the platform plate 72 is laid on the base 71, the first fixed bracket 1, the first drive assembly 2 and the second fixed bracket 4 are all fixedly arranged on the top surface of the platform board 72, the first movable bracket 3 is slidably arranged on the top surface of the platform board 72, the first driving assembly 2 is fixedly arranged on the base 71, and the first direction and the second direction are parallel on the top surface of the platform plate 72.

Specifically, the first fixing bracket 1 includes a plurality of fixing plates 11 . Notches 111 are provided on the fixing plates 11 . The side walls of the notches 111 serve as the first positioning portion 10 , and the bottom walls of the notches 111 can carry the first molding component 100 . The above arrangement has simple structure and convenient processing.

In this embodiment, the fixing plate 11 is vertically fixed on the top surface of the platform plate 72 and extends parallel to the second direction, and the notch 111 is disposed on the top of the side of the fixing plate 11 facing the first driving assembly 2 .

Specifically, the first movable bracket 3 includes a synchronous stay 31 and a plurality of movable plates 32, and the plurality of movable plates 32 are sequentially fixed on the synchronous stay 31 at intervals along the length direction of the synchronous stay 31, and the synchronous stay 31 is connected to the first An output end of the driving assembly 2 , the side wall of the movable plate 32 serves as the first abutting portion 30 . The above arrangement enables the first drive assembly 2 to drive the multiple first abutting parts 30 to move synchronously.

In this embodiment, a guide block is provided on the top surface of the platform plate 72, and a groove penetrating along the second direction is provided on the guide block. In the groove, the movable plate 32 is vertically fixed on the synchronous stay 31, and extends parallel to the second direction, and the fixed plate 11 and the movable plate 32 are arranged in one-to-one correspondence, and a corresponding fixed plate 11 and a movable plate 32 Misalignment settings in the first direction.

More specifically, a plurality of first fixed brackets 1 and first movable brackets 3 are provided respectively, a plurality of first fixed brackets 1 are sequentially arranged at intervals along the first direction, and a plurality of first movable brackets 3 are sequentially arranged at intervals along the first direction The settings are all connected to the output end of the first drive assembly 2. The above arrangement enables one first forming part 100 to be supported by multiple first fixed brackets 1 and clamped together with multiple first movable brackets 3 , so that it is more firm and reliable.

In this embodiment, the first fixed brackets 1 and the first movable brackets 3 are provided in one-to-one correspondence. In other embodiments, the number of the first movable brackets 3 may be more or less than the number of the first fixed brackets 1 .

More specifically, the first drive assembly 2 includes a first drive component 21 and a linkage rod 22 , the linkage rod 22 is connected to the output end of the first drive component 21 , and a plurality of first movable brackets 3 are all connected to the linkage rod 22 . The above-mentioned arrangement makes it possible to drive a plurality of first movable supports 3 , and has a simple structure and is stable and reliable.

In this embodiment, the linkage rod 22 extends along the first direction, the first driving part 21 is a cylinder, the piston rod of the cylinder is connected to the middle part of one side of the linkage rod 22, and the other side of the linkage rod 22 is respectively connected to a plurality of first A synchronous stay 31 of the movable support 3.

Specifically, the second fixing bracket 4 includes a plurality of fixing components, and each fixing component includes a bearing block 41 , positioning rollers 42 and side blocking rollers 43 . Wherein, the positioning roller 42 is rotatably connected to the bearing block 41, the axis is perpendicular to the second direction, the outer peripheral surface of the positioning roller 42 is used as the second positioning part 40, and the side blocking roller 43 is rotatably connected to the bearing block 41, and the axis is perpendicular to the second direction, Along the direction away from the bearing block 41 , the distance between the positioning roller 42 and the side blocking roller 43 increases gradually, and the second forming part 200 can be carried between the positioning roller 42 and the side blocking roller 43 . A V-shaped groove is formed between the positioning roller 42 and the side blocking roller 43 , so that the second forming part 200 can slide sideways smoothly to intersect with the first forming part 100 .

In this embodiment, the bearing block 41 is disposed on the top surface of the platform board 72 , and the axes of the positioning rollers 42 are perpendicular to the first direction and the second direction.

Specifically, the second movable support 6 includes a plurality of retaining bars 61 , and the side walls of the retaining bars 61 serve as the second abutting portion 60 , which can stop the second forming component 200 against the positioning roller 42 . The above arrangement has simple structure and convenient processing.

More specifically, a plurality of second fixed brackets 4 and second movable brackets 6 are provided respectively, the plurality of second fixed brackets 4 are sequentially arranged at intervals along the second direction, and the plurality of second movable brackets 6 are sequentially arranged at intervals along the second direction set, are connected to the output end of the second drive assembly 5. The above arrangement enables one second forming part 200 to be supported by multiple second fixed brackets 4 and clamped together with multiple second movable brackets 6 , so that it is more firm and reliable.

In this embodiment, the quantity of the second movable support 6 can also be more than the quantity of the second fixed support 4, the second fixed support 4 is provided with three, the second movable support 6 is provided with four, adjacent two second Two second movable supports 6 are arranged between the fixed supports 4 . In other embodiments, the number of the second movable brackets 6 may also be equal to or less than the number of the second fixed brackets 4 .

Specifically, the second drive assembly 5 includes a second drive component 51 , a transmission mechanism 53 and a plurality of synchronous shafts 52 . Wherein, a plurality of synchronous shafts 52 are parallel to each other and arranged at intervals in sequence, and a plurality of second abutting parts 60 of the second movable bracket 6 are arranged on the plurality of synchronous shafts 52 in one-to-one correspondence, and the plurality of second movable brackets 6 are arranged along the first The second abutting portion 60 facing in two directions is arranged on the same synchronous shaft 52, and the transmission mechanism 53 is respectively connected to the output end of the second drive part 51 and a plurality of synchronous shafts 52, and the second drive part 51 can pass through the transmission mechanism 53 drives a plurality of synchronous shafts 52 to rotate synchronously. The above arrangement enables the second driving part 51 to synchronously drive the multiple second abutting parts 60 of the multiple second movable brackets 6 to rotate synchronously to abut and position the multiple second forming parts 200 .

More specifically, the transmission mechanism 53 includes a transmission frame 531 , a transmission rack 532 and a transmission gear 533 . Wherein, the transmission frame 531 is connected to the output end of the second driving component 51 , the transmission rack 532 is laid on the transmission frame 531 , and the transmission gear 533 is arranged on the synchronous shaft 52 and meshed with the transmission rack 532 . With the above arrangement, the transmission is more stable and reliable, so that the bar 61 can rotate efficiently. In other embodiments, the transmission mechanism 53 can also be a structure in which a driving sprocket, a driven sprocket and a transmission chain cooperate. The driving sprocket, the transmission chain is wound on the driving sprocket and the driven sprockets of the multiple synchronous shafts 52 .

In this embodiment, the second driving part 51 is a cylinder or an elevator device, which is fixedly installed on the base 71 of the forming seat body 7. The piston rod of the cylinder or the lifting screw of the elevator device is connected to the transmission frame 531, and the base 71 is provided with Linear guide rail, the guide rail of the linear guide rail is fixed on the base 71, the slider of the linear guide rail is fixedly connected to the transmission frame 531, so that the transmission frame 531 can move smoothly along the first direction, and the axial direction of the synchronous shaft 52 is parallel to the second direction , mounted on the base 71 through bearing rotation, a plurality of synchronous shafts 52 are parallel to each other, and arranged at intervals along the first direction, two transmission racks 532 are laid on the transmission frame 531, and the synchronous shafts 52 correspond to two transmission racks The 532 set is provided with two transmission gears 533 .

Specifically, the truss forming device also includes a guide wheel 8, and the second positioning part 40 is disposed opposite to at least one guide wheel 8 in the second direction, the axis of the guide wheel 8 is perpendicular to the second direction, and the second forming part 200 can protrude into an annular groove on the peripheral wall of the guide wheel 8 . By setting the guide wheel 8 , the second forming part 200 can more conveniently slide to intersect and abut against the first forming part 100 .

In this embodiment, the guide wheel 8 is arranged on the top surface of the platform plate 72, the axis extends along the first direction, and each second fixed bracket 4 is provided with a guide wheel 8 facing the side of the first drive assembly 2, In the second direction, a guide wheel 8 is arranged between two adjacent second movable supports 6 .

More specifically, the truss forming device also includes forming manipulators 9, two forming manipulators 9 are provided, and the two forming manipulators 9 are located on opposite sides of the forming seat body 7, and can complete the positioning and fixing of the first forming parts crossing each other. 100 and the second forming part 200 perform welding or binding forming operations, which is more efficient, safer and more reliable. The above-mentioned forming manipulator 9 is a conventional manipulator in the field, and its specific structure and working principle will not be repeated here.

This embodiment also provides a truss positioning and fixing method, using the above-mentioned truss forming device, including the following steps:

Step 1, a plurality of first forming components 100 extending along the first direction are arranged parallel to each other and sequentially spaced apart on the first fixing bracket 1 .

Step 2: The first driving assembly 2 drives the first movable support 3 to move, and the plurality of first abutting parts 30 and the plurality of first positioning parts 10 cooperate to clamp and fix the plurality of first forming parts 100 .

Step 3, a plurality of second forming components 200 extending along the second direction are arranged parallel to each other and spaced apart on the second fixing bracket 4 , intersecting with the plurality of first forming components 100 .

Step 4: The second driving assembly 5 drives the second movable support 6 to move, and the plurality of second abutting parts 60 and the plurality of second positioning parts 40 cooperate to clamp and fix the plurality of second forming parts 200 .

Step 5: The molding manipulator 9 performs welding or binding forming operations on the intersecting first molding parts 100 and second molding parts 200 that have been positioned and fixed to form a truss block.

Step 6: The second driving assembly 5 drives the second movable support 6 to move, and the multiple second abutting parts 60 and the multiple second positioning parts 40 move away from each other, releasing the second forming part 200 of the truss block.

Step 7: The first driving assembly 2 drives the first movable support 3 to move, the multiple first abutting parts 30 and the multiple first positioning parts 10 move away from each other, and the first forming part 100 of the truss block is released.

Step 8: Remove the truss block from the first fixing bracket 1 and the second fixing bracket 4 .

Apparently, the above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, rather than limiting the implementation of the present invention. For those of ordinary skill in the art, other changes or changes in different forms can be made on the basis of the above description. It is not necessary and impossible to exhaustively list all the implementation manners here. All modifications, equivalent replacements and improvements made within the spirit and principles of the present invention shall be included within the protection scope of the claims of the present invention.

Claims (10)

1. The truss forming device is characterized in that, comprising: The first fixing bracket (1), a plurality of first forming components (100) extending along the first direction can be arranged on the first fixing bracket (1) parallel to each other and at intervals in sequence, and the first fixing bracket (1) ) is provided with a plurality of first positioning parts (10), and the plurality of first positioning parts (10) can abut against one side of the plurality of first molding parts (100) in one-to-one correspondence; a first drive assembly (2); The first movable support (3) is arranged at the output end of the first driving assembly (2), and the first movable support (3) is provided with a plurality of first abutting parts (30), the first The driving assembly (2) is capable of driving a plurality of the first abutting parts (30) to abut against the other side of the plurality of first molding parts (100) one by one; In the second fixing bracket (4), a plurality of second forming components (200) extending along the second direction can be arranged on the second fixing bracket (4) parallel to each other and at intervals in sequence, and connected with the plurality of first A plurality of the first forming parts (100) on the fixing bracket (1) cross each other, and a plurality of second positioning parts (40) are arranged on the second fixing bracket (4), and a plurality of the second positioning parts The parts (40) can abut against one side of the plurality of second molding components (200) in one-to-one correspondence; The second drive assembly (5); The second movable bracket (6) is arranged at the output end of the second driving assembly (5), and a plurality of second abutting parts (60) are arranged on the second movable bracket (6), and the second The driving assembly (5) can drive a plurality of the second abutting parts (60) to abut against the other side of the plurality of second molding parts (200) one by one, and the second direction is the same as the first One direction is set at an included angle. 2. The truss forming device according to claim 1, characterized in that, the first fixing bracket (1) comprises a plurality of fixing plates (11), and the fixing plates (11) are provided with gaps (111), The side wall of the notch (111) serves as the first positioning portion (10), and the bottom wall of the notch (111) can carry the first molding component (100). 3. The truss forming device according to claim 1, characterized in that, the first movable bracket (3) comprises a synchronous stay (31) and a plurality of movable plates (32), and a plurality of movable plates (32) ) are sequentially fixed on the synchronization stay (31) at intervals along the length direction of the synchronization stay (31), and the synchronization stay (31) is connected to the output end of the first drive assembly (2), The side wall of the movable plate (32) serves as the first abutting portion (30). 4. The truss forming device according to claim 1, characterized in that, the first fixed bracket (1) and the first movable bracket (3) are respectively provided with a plurality, and a plurality of the first movable brackets (3) arranged at intervals in sequence along the first direction, all connected to the output end of the first drive assembly (2). 5. The truss forming device according to claim 4, characterized in that, the first drive assembly (2) comprises: a first drive member (21); The linkage rod (22) is connected to the output end of the first driving part (21), and the multiple first movable brackets (3) are all connected to the linkage rod (22). 6. The truss forming device according to claim 1, characterized in that, the second fixing bracket (4) comprises a plurality of fixing assemblies, each of which includes: Bearing block (41); a positioning roller (42), rotatably connected to the bearing block (41), the axis is perpendicular to the second direction, and the outer peripheral surface of the positioning roller (42) serves as the second positioning part (40); Side blocking roller (43), rotatably connected to the bearing block (41), the axis is perpendicular to the second direction, along the direction away from the bearing block (41), the positioning roller (42) and the side The distance between the retaining rollers (43) increases gradually, and the second forming component (200) can be carried between the positioning roller (42) and the side retaining roller (43). 7. The truss forming device according to claim 1, characterized in that, the second movable support (6) comprises a plurality of retaining bars (61), and the side walls of the retaining bars (61) serve as the second abutment (60). 8. The truss forming device according to claim 1, characterized in that, the second fixed bracket (4) and the second movable bracket (6) are respectively provided with a plurality, and a plurality of the second movable brackets (6) arranged at intervals in sequence along the second direction, all connected to the output end of the second driving assembly (5). 9. The truss forming device according to claim 8, characterized in that, the second drive assembly (5) comprises: a second drive member (51); A plurality of synchronous shafts (52) are arranged parallel to each other and arranged at intervals in sequence, and the plurality of second abutting parts (60) of the second movable bracket (6) are arranged on the plurality of synchronous shafts ( 52), the second abutting parts (60) facing the plurality of second movable brackets (6) along the second direction are arranged on the same synchronous shaft (52); A transmission mechanism (53), which is respectively connected to the output end of the second driving component (51) and the plurality of synchronous shafts (52), and the second driving component (51) can pass through the transmission mechanism (53) Driving multiple synchronous shafts (52) to rotate synchronously. 10. The truss positioning and fixing method, characterized in that the truss forming device according to any one of claims 1-9 is used, comprising: Step 1, a plurality of first molding components (100) extending along the first direction are arranged parallel to each other and sequentially spaced apart on the first fixing bracket (1); Step 2. The first drive assembly (2) drives the first movable support (3) to move, and multiple first abutting parts (30) and multiple first positioning parts (10) cooperate to clamp and fix multiple first forming parts. part(100); Step 3, a plurality of second forming parts (200) extending along the second direction are arranged parallel to each other and spaced apart on the second fixing bracket (4) in sequence, and intersect with the plurality of first forming parts (100); Step 4. The second drive assembly (5) drives the second movable support (6) to move, and multiple second abutting parts (60) and multiple second positioning parts (40) cooperate to clamp and fix multiple second forming parts. Parts (200).