A post processing jig and method

Abstract

The application discloses a kind of vertical beam processing clamps and working method, solve the problem that existing technology exists vertical beam tooling fixture needs manual cooperation support, with guarantee the beneficial effect of stable clamping to structural member, it is beneficial to improve the precision and quality of welding, specific scheme is as follows: a kind of vertical beam processing clamp, including platform, platform is equipped with multiple annular support components and several longitudinal piece clamping components, longitudinal piece clamping component is movable relative to platform;Annular support component includes first stand, first stand is provided with U-shaped groove to support the two side plates of vertical beam, the side of first stand is provided with first pressing piece, first pressing piece is movably connected with first stand, first pressing piece is connected with first telescopic power source;Longitudinal piece clamping component includes second stand, one end of second pressing piece is connected with second telescopic power source, the side of second stand away from second telescopic power source is provided with end positioning piece, and there is a set distance between end positioning piece and second stand.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of modular building component processing and manufacturing technology, in particular to a vertical beam processing clamp and method. BACKGROUND

[0002] The statements in this section merely provide background information related to the present application and do not necessarily constitute the prior art.

[0003] Vertical beams are widely used in the field of construction, and vertical beams, especially light steel villa vertical beams, usually include two side plates connected by a plurality of longitudinal plates. The vertical beam fixture on the market is a fixed device that supports the two side plates, but the longitudinal plates need to be manually supported by a person. The inventor found that this supporting method cannot guarantee accurate positioning of the connecting plate, thereby affecting the efficiency and quality of subsequent work such as welding. Moreover, the entire fixed device cannot be adjusted, which will cause the parts to be not smooth to install or to be reassembled after being ground due to deformation or hole deviation, greatly increasing the production efficiency and various use costs. SUMMARY

[0004] In view of the deficiencies of the prior art, the purpose of the present application is to provide a vertical beam processing clamp that can stably clamp the vertical beam side plates and longitudinal pieces, and improve the vertical beam welding production and processing efficiency and product quality.

[0005] To achieve the above-mentioned purpose, the present application is realized by the following technical solutions:

[0006] A vertical beam processing clamp, comprising a platform, the platform is provided with a plurality of annular support components and a plurality of longitudinal piece clamping components, the longitudinal piece clamping components are movable relative to the platform;

[0007] The annular support component comprises a first stand, the first stand is provided with a U-shaped groove to support the two side plates of the vertical beam, one side of the first stand is provided with a first pressing piece, the first pressing piece is movably connected with the first stand, the first pressing piece is connected with a first telescopic power source, the first telescopic power source drives the first pressing piece to rotate relative to the U-shaped groove until the side plates are pressed from above;

[0008] The longitudinal piece clamping component comprises a second stand, the second stand is movably connected with a second pressing piece, one end of the second pressing piece is connected with a second telescopic power source, the second stand is provided with an end positioning piece on the side away from the second telescopic power source, the end positioning piece has a set distance from the second stand to accommodate the longitudinal piece, after the second telescopic power source drives the second pressing piece to rotate relative to the second stand by a set angle, the end of the second pressing piece away from the second telescopic power source abuts against the end positioning piece.

[0009] The vertical beam machining clamp as claimed in any one of the preceding claims, wherein the longitudinal piece clamping component is provided with at least two second pressing pieces of the pressing component, the second pressing pieces are oppositely arranged, one longitudinal piece clamping component is installed at one end of the platform, so that the two longitudinal pieces are pressed and positioned respectively.

[0010] The vertical beam machining clamp as claimed in any one of the preceding claims, wherein the position of the longitudinal piece is not constant, in order to facilitate the movement of the longitudinal piece clamping component, the second vertical seat is fixed to the linear sliding mechanism, and part of the linear sliding mechanism is fixed to the moving seat of the linear guide rail.

[0011] The linear guide rail is provided with a plurality of longitudinal piece clamping components.

[0012] The vertical beam machining clamp as claimed in any one of the preceding claims, wherein the platform is provided with a limiting block at both ends of the linear guide rail, and the limiting block is used for limiting the movement of the linear sliding mechanism.

[0013] The vertical beam machining clamp as claimed in any one of the preceding claims, wherein the second pressing piece comprises a horizontal rod, the middle part of the horizontal rod is hingedly connected with the second vertical seat, one end of the horizontal rod is connected with the second telescopic power source, the other end of the horizontal rod is connected with one end of a bent rod, the other end of the bent rod can be buckled to the outside of the end positioning piece, so that the longitudinal piece is clamped by the end positioning piece and the second vertical seat, and the second pressing piece presses the longitudinal piece from above.

[0014] The vertical beam machining clamp as claimed in any one of the preceding claims, wherein the circumferential support component comprises an even number of circumferential support components, the circumferential support components are oppositely and staggered arranged on the platform.

[0015] The circumferential support component comprises an odd number of circumferential support components, the circumferential support components on one side of the platform are more than those on the other side, the circumferential support components are arranged on both sides of the platform, and the two circumferential support components are oppositely arranged, so as to reliably support the side plates of the vertical beam.

[0016] The vertical beam machining clamp as claimed in any one of the preceding claims, wherein one side of the first pressing piece is hingedly connected with the first vertical seat, and a protrusion is arranged on the side of the first pressing piece facing the U-shaped groove, so as to limit the two side plates of the vertical beam respectively, and the two sides of the protrusion can limit the two side plates respectively.

[0017] The first vertical seat is provided with a first guide pin on both sides of the U-shaped groove, and the top end of the first guide pin is bent to the outside of the U-shaped groove, so as to facilitate the support of the side plates of the vertical beam on the U-shaped groove.

[0018] The vertical beam machining clamp as claimed in any one of the preceding claims, wherein the end positioning piece comprises a fixed seat connected with the second vertical seat, the fixed seat is provided with a positioning pin penetrating through the fixed seat, and one end of the positioning pin abuts against the longitudinal piece to position the longitudinal piece.

[0019] The fixing base is an L-shaped fixing base, and a convex part is arranged at the top of the fixing base to contact the inner side of one end of the second pressing part;

[0020] The fixing base is further provided with a second guide pin, the second guide pin is arranged through the fixing base, the positioning pin and the second guide pin are arranged up and down, and one end of the positioning pin and one end of the second guide pin can contact the longitudinal part.

[0021] In the second aspect, the application further provides a working method of the upright beam machining clamp, which comprises the following contents:

[0022] The first pressing part of the annular support part is opened relative to the first stand, the two side plates of the upright beam are supported through the U-shaped groove of the first stand, and the first telescopic power source drives the first pressing part to rotate relative to the U-shaped groove until the side plates are pressed from above;

[0023] The second pressing part is opened relative to the second stand, the longitudinal part for connecting the two side plates is arranged between the two side plates, and the second telescopic power source drives the second pressing part to rotate relative to the second stand by a certain angle, and one end of the second pressing part is buckled to the outer side of the end positioning part.

[0024] The application has the following beneficial effects:

[0025] 1) The machining clamp is provided, the annular support part can support the side plates of the upright beam through the U-shaped groove, the distance between the two side plates is ensured, the longitudinal part is clamped by the longitudinal part clamping part, the machining clamp can clamp and position the side plates and the longitudinal part of the upright beam or the light steel villa beam of different sizes, the machining clamp can stably clamp each part of the upright beam, which is beneficial to subsequent welding or other work, the machining clamp can stably clamp the upright beam, and the production efficiency is improved.

[0026] 2) The multiple annular support parts and the plurality of longitudinal part clamping parts are arranged, the stable clamping of the side plates and the longitudinal part of the upright beam is ensured, the welding production and processing efficiency of the upright beam and the product quality are improved, the clamping is convenient and does not need manual auxiliary operation, the welding time is shortened, and the assembly precision and the welding quality of the product are ensured.

[0027] 3) The part of the longitudinal part clamping part is fixed to the linear sliding mechanism, the linear sliding mechanism is fixed to the linear guide rail, the longitudinal part clamping part can be moved according to the installation position of the longitudinal part, the position of the longitudinal part clamping part can be moved according to the longitudinal part at different positions, the use is more flexible, the use range is expanded, and the use cost is further reduced.

[0028] 4) The ring-shaped supporting components in the present application are provided with multiple ring-shaped supporting components, which can respectively wrap the side plates in a ring shape from different positions, and the inner side of the first pressing member is provided with a protrusion to limit the position of the two side plates, so as to ensure that the two side plates are pressed tightly and the position between the two side plates is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0029] The drawings constituting a part of the specification of the present application are used to provide further understanding of the present application, the illustrative embodiments of the present application and the description thereof are used to explain the present application, and do not constitute improper limitation on the present application.

[0030] Figure 1 is a perspective view of a column machining clamp according to one or more embodiments of the present application.

[0031] Figure 2 is a front view of a column machining clamp according to one or more embodiments of the present application.

[0032] Figure 3 is a front view of a column machining clamp according to one or more embodiments of the present application. Figure 1 is an enlarged view of A in the present application.

[0033] Figure 4 is a front view of a column machining clamp according to one or more embodiments of the present application. Figure 2 is a sectional view of B-B in the present application.

[0034] In the drawings, the mutual distance or size is exaggerated to show the position of each part, and the schematic view is only schematic.

[0035] In the drawings, 1. bottom frame, 12. platform, 13. column, 14. cross beam, 15. adjusting seat, 16. universal wheel, 2. linear sliding mechanism, 21. sliding cylinder, 22. light lever, 23. support, 24. linear guide rail, 25. limiting block, 26. adjusting bolt; 3. longitudinal clamping component, 31. second pressing cylinder, 32. second pressing member, 321. cross rod, 322. lever seat, 33. push-pull plate, 34. pin shaft, 35. second stand, 4. end positioning component, 41. fixed seat, 42. positioning pin, 43. second guide pin, 5. ring-shaped supporting component, 51. first stand, 52. door-shaped protrusion, 53. first pressing member, 54. first pressing cylinder, 55. connecting member, 56. first guide pin, 57. L-shaped support seat. DETAILED DESCRIPTION

[0036] It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the present application. Unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0037] It is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, steps, operations, elements, components, and / or groups thereof, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and / or groups thereof.

[0038] As introduced in the background, the prior art exists the problem that the vertical beam tooling fixture needs manual support, in order to solve the above technical problem, the present application provides a vertical beam machining fixture.

[0039] Embodiment one

[0040] In a typical embodiment of the present application, referring to Figure 1 A vertical beam machining fixture, comprising a platform, the platform is installed with a plurality of annular support components and a plurality of longitudinal piece clamping components, the longitudinal piece clamping components are movable relative to the platform.

[0041] The annular support component 5 comprises a first vertical seat 51, the first vertical seat 51 is provided with a U-shaped groove to support the two side plates of the vertical beam, one side of the first vertical seat 51 is provided with a first pressing piece 53, the first pressing piece 53 is movably connected with the first vertical seat 51, the first pressing piece 53 is connected with a first telescopic power source, the first telescopic power source drives the first pressing piece to rotate relative to the U-shaped groove until the side plate is pressed from above;

[0042] The longitudinal piece clamping component comprises a second vertical seat 35, the second vertical seat 35 is movably connected with a second pressing piece 32, one end of the second pressing piece is connected with a second telescopic power source, the second vertical seat 35 is provided with an end positioning piece on the side away from the second telescopic power source, the end positioning piece has a set distance with the second vertical seat to accommodate the longitudinal piece, after the second telescopic power source drives the second pressing piece to rotate a set angle relative to the second vertical seat, the end of the second pressing piece away from the second telescopic power source abuts against the end positioning piece.

[0043] Need to be explained is that the vertical beam usually comprises two side plates, the side plates are arranged along the length direction of the platform, the longitudinal piece is usually a connecting plate, the connecting plate connects the two side plates, and the connecting plate is arranged along the width direction of the platform.

[0044] The longitudinal member clamping component 3 is provided with at least two clamping components, with the second clamping components of the two clamping components arranged opposite each other. One longitudinal member clamping component is installed at one end of the platform, thus clamping and positioning the two longitudinal members respectively. In this embodiment, three longitudinal member clamping components are provided to clamp and position the three longitudinal members respectively. One longitudinal member clamping component is arranged opposite to the other two longitudinal member clamping components. The second clamping components of the three longitudinal member clamping components are arranged on the same plane, or along the setting direction of the longitudinal member, the distance between two adjacent second clamping components is set.

[0045] Considering that the position of the longitudinal component is not fixed, in order to facilitate the movement of the longitudinal component clamping component, the second stand is fixed to the linear sliding mechanism. The linear sliding mechanism can be a common existing linear sliding mechanism. In this embodiment, the linear sliding mechanism 2 includes a sliding cylinder 21, which is supported by a cylinder seat. The cylinder seat is fixed to the base plate, and the base plate is fixed to the support 23. The extension rod of the sliding cylinder is connected to the light bar 22. The light bar 22 supports the mounting block, and the mounting block fixes the second stand 35. Moreover, the base plates of the two longitudinal component clamping components are fixed to the movable seat of the linear guide rail 24.

[0046] In addition, it is understandable that, in order to limit the movement of the support 23 relative to the linear guide rail, the platform is provided with limit blocks 25 at both ends of the linear guide rail. The limit blocks 25 are used to limit the movement of the linear sliding mechanism. Specifically, two limit blocks 25 are provided at both ends of the linear guide rail. The limit blocks 25 are L-shaped, and an adjusting bolt 26 is provided inside the limit block. The adjusting bolt 26 passes through the vertical section of the limit block, and the head of the adjusting bolt can contact the support 23.

[0047] Regarding the second clamping component, refer to... Figure 2 As shown, the second clamping member 32 includes a crossbar 321, the middle part of which is hinged to the second stand. One end of the crossbar is connected to the second telescopic power source, and the other end of the crossbar is connected to one end of the bending rod. The other end of the bending rod can be fastened to the outside of the end positioning member, thereby the longitudinal member is clamped by the end positioning member and the second stand, and the second clamping member presses the longitudinal member from above.

[0048] In this embodiment, the bending rod is similar to a bent mechanical finger, so as to facilitate the engagement of the second clamping member with the end positioning member to ensure the clamping of the longitudinal member.

[0049] The second stand 35 is specifically a second vertical plate, which has a set height, and is fixed to the linear sliding mechanism 2 through an L-shaped support seat. The top end of the second stand is hingedly connected to one end of the push-pull plate 33, and the one end of the push-pull plate 33 is hingedly connected to the cross rod 321 of the second pressing member through a pin shaft 34. The second telescopic power source is specifically a second pressing cylinder 31, which is installed on the second stand 35, and the second telescopic rod of the second pressing cylinder is hingedly connected to one end of the cross rod 321 through a lever seat 322.

[0050] In addition, the second pressing member 32 is provided with a first block on one side close to the second stand 35, and the second stand is provided with a second block. The first block and the second block can be clamped when the second pressing member is buckled with the end positioning member (i.e., the one end of the second pressing member is in abutment with the end positioning member), and specifically, the first block is provided with a groove, and the second block is provided with a protrusion clamped with the groove. The first block and the second block are both rubber blocks, which play a buffering role.

[0051] Reference Figure 3 As shown, the end positioning member 4 includes a fixed seat 41 connected with the second stand, and the fixed seat is provided with a positioning pin 42. The positioning pin 42 passes through the fixed seat and is in abutment with the longitudinal member at one end to realize positioning of the longitudinal member.

[0052] Understandably, the fixed seat is an L-shaped fixed seat, and a convex part is arranged on the top middle segment of the fixed seat to contact the inner side of the bent rod of the second pressing member. In order to ensure stable clamping of the longitudinal member, the lowest point of the bent rod is lower than the lowest point of the convex part when the second pressing member contacts the convex part.

[0053] The fixed seat 41 is also provided with a second guide pin 43, which passes through the fixed seat. The positioning pin and the second guide pin are arranged above and below, and one end of the positioning pin and one end of the second guide pin can contact the longitudinal member.

[0054] In some examples, the ring-shaped support component includes an even number of groups, and the ring-shaped support components of the even number of groups are oppositely and staggeredly arranged on the platform. In other examples, the ring-shaped support component includes an odd number of groups, and the number of ring-shaped support components on one side of the platform is greater than that on the other side. Ring-shaped support components are arranged on both sides of the platform, and the two ring-shaped support components are oppositely arranged, thereby ensuring reliable support of the side plates of the vertical beam.

[0055] In this embodiment, the ring-shaped support component includes three groups, two groups of ring-shaped support components are located on the same side of the platform, and the other ring-shaped support component is located on the other side of the platform, but the U-shaped grooves of all ring-shaped support components are aligned to support the side plates of the same vertical beam. The single ring-shaped support component on one side of the platform is located between the longitudinal member clamping component on one end of the platform and the other longitudinal member clamping component, and the single ring-shaped support component on one side of the platform is located on the same side of the linear guide rail as the platform.

[0056] Reference Figure 4 As shown, the first stand 51 is a first vertical plate, which is fixed to the platform 2 through an L-shaped support base 57. One side of the upper half of the first vertical plate is provided with a U-shaped groove, and the other side of the upper half is connected with the first pressing member through a connecting piece 55. One end of the connecting piece 55 is connected with the first vertical plate through a pin shaft. The side of the middle section of the first vertical plate away from the U-shaped groove is connected with a first telescopic power source, which is specifically a first pressing cylinder 54. The first telescopic rod of the first pressing cylinder 54 is hinged to one end of the first pressing member. The first pressing member is bent to ensure that the end of the side of the first pressing member with the door-shaped protrusion can abut against one side of the U-shaped groove of the first vertical plate.

[0057] The inner side of the first pressing member 53 close to the end connected with the first telescopic rod is hingedly connected with the first stand. The side of the first pressing member facing the U-shaped groove is provided with a door-shaped protrusion to limit the two side plates of the vertical beam respectively. The two sides of the door-shaped protrusion can limit the two side plates respectively.

[0058] It can be understood that one side of the door-shaped protrusion 52 is detachably connected with the first pressing member. The door-shaped protrusion is provided with a plurality of door-shaped protrusions with different widths, so that the door-shaped protrusion can be adjusted according to different vertical beams.

[0059] The side of the first pressing member 53 close to the first stand 51 is provided with a third block, and the first stand is provided with a fourth block. The third block and the fourth block can be clamped when the first pressing member contacts the first stand. Specifically, the third block is provided with a groove, and the fourth block is provided with a protrusion clamped with the groove, so as to realize the buckling of the first pressing member and the first stand. The third block and the fourth block are both rubber blocks, which play a buffering role.

[0060] The first stand 51 is provided with a first guide pin 53 on both sides of the U-shaped groove. The first guide pin has a set length, and the top end of the first guide pin is bent outward of the U-shaped groove. The first guide pin is provided to facilitate the support of the side plate of the vertical beam to the U-shaped groove. The two first guide pins are oppositely arranged.

[0061] It can be understood that in order to realize automatic control, the clamp further comprises a controller connected with the linear sliding mechanism, the first telescopic power source and the second telescopic power source respectively. The controller can be a PLC controller or other types of controllers, so as to realize automatic clamping, which is more efficient than manual clamping.

[0062] In addition, it should be noted that the first pressing cylinder and the second pressing cylinder are both existing telescopic cylinders.

[0063] The platform 12 is supported by the bottom frame 1, the bottom frame 1 is welded by the column 13 and the beam 14, the bottom frame 1 has a set height, a plurality of universal wheels 16 are arranged at the bottom end of the bottom frame, and a plurality of adjusting seats 15 are further arranged on the bottom frame, the height of the adjusting seat relative to the bottom frame is adjustable, so that the platform is horizontal, and specifically, the adjusting seat 15 can be a foundation bolt.

[0064] The machining clamp provided by the embodiment can support the side plates of the vertical beam through the U-shaped groove of the annular support part, ensure the distance between the two side plates, and clamp the longitudinal piece through the longitudinal piece clamping part, so that the machining clamp can be used for clamping and positioning the side plates and longitudinal pieces of vertical beams or light steel villa beams of different sizes. The machining clamp can stably clamp each part of the vertical beam, which is beneficial to subsequent welding or other work, and improves the production efficiency. In addition, the machining clamp has high mechanical efficiency. After the structural part is clamped and positioned, the machining clamp is uniformly controlled by the controller, and is matched with the welding mechanical hand. The welding mechanical hand can realize automatic operation, improves the welding efficiency and the precision of the parts after welding, and prevents the structural part from being displaced during the welding process.

[0065] Embodiment two

[0066] The embodiment provides a working method of a vertical beam machining clamp, and the working method comprises the following contents.

[0067] According to the mounting position of the longitudinal piece on the side plate, the position of the longitudinal piece clamping part relative to the platform is adjusted.

[0068] The first pressing part of the annular support part is opened relative to the first stand, the two side plates of the vertical beam are supported through the U-shaped groove of the first stand, the first telescopic power source drives the first pressing part to rotate relative to the U-shaped groove until the first pressing part presses the side plates from above, and the door-shaped protrusions in the first pressing part are in contact with the side plates on both sides when the first pressing part abuts against the first stand.

[0069] The second pressing part is opened relative to the second stand, the longitudinal piece for connecting the two side plates is placed between the two side plates, and the second telescopic power source drives the second pressing part to rotate relative to the second stand by a set angle, and then one end of the second pressing part is buckled to the outside of the end positioning part.

[0070] After the side plates and the connecting plates are stably clamped, subsequent welding or other work can be started.

[0071] The above merely describes the preferred embodiments of the present application and is not used to limit the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A column fabrication clamp, characterized by, The platform is provided with a plurality of ring-shaped supporting components and a plurality of longitudinal piece clamping components which are movable relative to the platform; The ring-shaped supporting component comprises a first stand, which is provided with a U-shaped groove for supporting the two side plates of the stand beam, and a first pressing piece arranged on one side of the first stand and movably connected with the first stand, the first pressing piece being connected with a first telescopic power source, and the first telescopic power source drives the first pressing piece to rotate relative to the U-shaped groove until the side plates are pressed from above; The longitudinal piece clamping component comprises a second stand movably connected with a second pressing piece, one end of the second pressing piece being connected with a second telescopic power source, and the second stand being provided with an end positioning piece on the side away from the second telescopic power source, the end positioning piece being arranged at a distance from the second stand to accommodate the longitudinal piece, and the second telescopic power source drives the second pressing piece to rotate relative to the second stand by a set angle, and then the end of the second pressing piece away from the second telescopic power source abuts against the end positioning piece. The first pressing piece is hingedly connected with the first stand, and a protrusion is arranged on the side of the first pressing piece facing the U-shaped groove to limit the two side plates of the stand beam. The first stand is provided with a first guide pin on each side of the U-shaped groove, and the top end of the first guide pin is bent towards the outside of the U-shaped groove.

2. A column fabrication fixture according to claim 1, wherein The longitudinal piece clamping component is arranged at least twice, the second pressing pieces of the two longitudinal piece clamping components are oppositely arranged, and one longitudinal piece clamping component is arranged at one end of the platform.

3. The column fabrication clamp of claim 1, wherein, The second stand is fixed to a linear sliding mechanism, and part of the linear sliding mechanism is fixed to a moving seat of a linear guide rail. A plurality of longitudinal piece clamping components are arranged on the same linear guide rail.

4. A column fabrication clamp according to claim 3, wherein The platform is provided with a limiting block at each end of the linear guide rail.

5. The column fabrication clamp of claim 1, wherein, The second pressing piece comprises a horizontal rod, the middle part of the horizontal rod being hingedly connected with the second stand, one end of the horizontal rod being connected with the second telescopic power source, and the other end of the horizontal rod being connected with one end of a bent rod, the other end of the bent rod being capable of being buckled to the outside of the end positioning piece.

6. A column fabrication fixture according to claim 1, wherein The ring-shaped supporting component comprises an even number of sets, and the ring-shaped supporting components of the even number of sets are oppositely and staggeredly arranged on the platform. Or the ring-shaped supporting component comprises an odd number of sets, and the number of ring-shaped supporting components on one side of the platform is greater than that on the other side.

7. A column fabrication fixture according to claim 1 wherein, The end positioning piece comprises a fixed seat connected with the second stand, the fixed seat being provided with a positioning pin arranged therethrough, and one end of the positioning pin abutting against the longitudinal piece to position the longitudinal piece.

8. A column fabrication clamp according to claim 7, wherein The fixed seat is an L-shaped fixed seat, and a protrusion is arranged on the top of the fixed seat to contact the inside of one end of the second pressing piece. The fixed seat is further provided with a second guide pin.

9. A working method of a column processing clamp according to any one of claims 1-8, characterized in that, The first pressing piece of the ring-shaped supporting component is opened relative to the first stand, the two side plates of the stand beam are supported through the U-shaped groove of the first stand, the first telescopic power source drives the first pressing piece to rotate relative to the U-shaped groove until the side plates are pressed from above; The second pressing piece is opened relative to the second stand, the longitudinal piece for connecting the two side plates is placed between the two side plates, and the second telescopic power source drives the second pressing piece to rotate relative to the second stand by a set angle, and then one end of the second pressing piece is buckled to the outside of the end positioning piece. ​

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