Clamping device for steel structure machining

Abstract

The utility model discloses a clamping device for steel structure processing, which comprises a support base, the top of the support base is slidably connected with a support frame, four corners of the top of the support base are respectively provided with a fixing rod, each fixing rod is slidably sleeved with a sliding sleeve, a connecting rod is arranged between the left sliding sleeve and the right sliding sleeve, and the left sliding sleeve and the right sliding sleeve are connected with the support frame. The left sliding sleeve and the right sliding sleeve are fixedly connected through the connecting rod, supporting rods are fixedly arranged at the corresponding positions of the left side and the right side of the top of the connecting rod, and a workbench is fixedly arranged at the tops of the four supporting rods. A driving lifting mechanism is arranged on the side, away from the connecting rod, of the sliding sleeve and used for controlling the workbench to move up and down. A pressing mechanism is arranged below a top plate of the supporting frame and used for pressing a workpiece on the workbench. By means of the steel structure workpiece clamping device, steel structure workpieces of different models and sizes can be rapidly clamped, and machining work of the steel structure workpieces is facilitated.

Description

Technical Field

[0001] The utility model belongs to the technical field of steel structure production, and in particular relates to a clamping device for steel structure processing. Background Art

[0002] Steel structure is a structure made of steel materials and is one of the main types of building structures. The structure is mainly composed of steel beams, steel columns, steel trusses and other components made of steel sections and steel plates, and adopts rust removal and rust prevention processes such as silanization, pure manganese phosphating, water washing and drying, and galvanizing. The components or parts are usually connected by welds, bolts or rivets. Because of its light weight and simple construction, it is widely used in large factories, venues, super high-rise buildings, bridges and other fields.

[0003] When processing or installing steel structure materials, a clamping device is required to clamp the steel structure before processing or installation. However, the existing steel structure clamping device is relatively complicated to operate and requires manual clamping by the staff, which is inconvenient to use. Utility Model Content

[0004] Based on the above background, the purpose of the utility model is to provide a clamping device for steel structure processing.

[0005] In order to achieve the above objectives, the utility model adopts the following technical solutions:

[0006] A clamping device for steel structure processing, comprising a support base, a support frame is slidably connected to the top of the support base, fixed rods are respectively arranged at the four corners of the top of the support base, sliding sleeves are slidably sleeved on the fixed rods, a connecting rod is arranged between the left and right sliding sleeves, the left and right sliding sleeves are fixedly connected by the connecting rod, support rods are fixedly arranged at corresponding positions on the left and right sides of the top of the connecting rod, and a workbench is fixedly arranged on the top of the four support rods;

[0007] A driving lifting mechanism is provided on one side of the sliding sleeve away from the connecting rod, for controlling the workbench to move up and down;

[0008] A clamping mechanism is arranged below the top plate of the support frame for clamping the workpiece on the workbench.

[0009] Preferably, the clamping mechanism includes a first motor, a two-way transmission screw, a transmission nut seat, a connecting rod and a clamping plate. The first motor is fixedly arranged on the outer end face of the upper left plate of the support frame. The output shaft of the first motor is connected to the two-way transmission screw. The transmission nut seats are respectively arranged at corresponding positions on the left and right sides of the two-way transmission screw. An internal threaded hole matching the external thread on the two-way transmission screw is opened at the center position of the transmission nut seat. The two-way transmission screw and the transmission nut seat are threadedly connected. The connecting rod is arranged on the lower surface of the transmission nut seat, and the clamping plate is arranged at the other end of the connecting rod.

[0010] Preferably, a rubber gasket is provided at the bottom of the pressing plate.

[0011] Preferably, the driving lifting mechanism includes a transmission rack, a second motor, and a transmission gear. Four second motors are respectively arranged on the top of the support base. The output shafts of the second motors are fixedly connected to the transmission gears. The transmission racks are arranged on the end surface of the sliding sleeve away from the connecting rod, and the transmission gears are meshed with the corresponding transmission racks.

[0012] Preferably, sliding grooves matching the left and right side plates of the support frame are provided on the left and right sides of the top of the support base.

[0013] Preferably, a plurality of universal wheels are arranged at the bottom of the support base.

[0014] The utility model has the following beneficial effects:

[0015] The utility model can realize the up and down movement of the workpiece through the cooperation of the transmission rack, the second motor, the transmission gear, the connecting rod, the support rod and the workbench. Combined with the settings of the support frame, the sliding groove, the first motor, the two-way transmission screw, the transmission nut seat and the clamping plate, the clamping plate can contact and clamp the workpiece on the workbench. The utility model can clamp steel structure workpieces of different sizes and models, facilitating the processing of steel structure workpieces. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a front view of the utility model;

[0019] Figure 3 For this utility model Figure 1 The enlarged view of point B in the middle;

[0020] Figure 4 For this utility model Figure 1 The enlarged view of point A in the middle;

[0021] Among them, 1. support base; 2. support frame; 3. fixed rod; 4. sliding sleeve; 5. connecting rod; 6. support rod; 7. workbench; 8. first motor; 9. bidirectional transmission screw; 10. transmission nut seat; 11. connecting rod; 12. clamping plate; 13. universal wheel;

[0022] 14 driving lifting mechanism; 1401. transmission rack; 1402. second motor; 1403. transmission gear;

[0023] 15. Sliding slot DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0026] In addition, in the present utility model, descriptions such as "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0027] like Figure 1-4As shown, a clamping device for steel structure processing comprises a support base 1, a support frame 2 is slidably connected to the top of the support base 1, fixed rods 3 are respectively arranged at the four corners of the top of the support base 1, sliding sleeves 4 are slidably sleeved on the fixed rods 3, a connecting rod 5 is arranged between the left and right sliding sleeves 4, the left and right sliding sleeves 4 are fixedly connected by the connecting rod 5, support rods 6 are fixedly arranged at the corresponding positions on the left and right sides of the top of the connecting rod 5, and a workbench 7 is fixedly arranged on the top of the four support rods 6;

[0028] A driving lifting mechanism 14 is provided on the side of the sliding sleeve 4 away from the connecting rod 5, for controlling the workbench 7 to move up and down;

[0029] A clamping mechanism is provided below the top plate of the support frame 2 for clamping the workpiece on the workbench 7 .

[0030] Preferably, the clamping mechanism includes a first motor 8, a two-way transmission screw 9, a transmission nut seat 10, a connecting rod 11 and a clamping plate 12. The first motor 8 is fixedly arranged on the outer end face of the upper left plate of the support frame 2. The output shaft of the first motor 8 is connected to the two-way transmission screw 9. Transmission nut seats 10 are respectively arranged at corresponding positions on the left and right sides of the two-way transmission screw 9. An internal threaded hole matching the external thread on the two-way transmission screw 9 is opened at the center position of the transmission nut seat 10. The two-way transmission screw 9 and the transmission nut seat 10 are threadedly connected. A connecting rod 11 is arranged on the lower surface of the transmission nut seat 10, and a clamping plate 12 is arranged at the other end of the connecting rod 11.

[0031] Preferably, a rubber gasket is provided at the bottom of the pressing plate 12 to provide a certain buffering and protective effect when the pressing plate contacts the workpiece.

[0032] Preferably, the driving lifting mechanism 14 includes a transmission rack 1401, a second motor 1402, and a transmission gear 1403. Four second motors 1402 are respectively arranged on the top of the support base 1. The output shafts of the second motors 1402 are fixedly connected to the transmission gears 1403. A transmission rack 1401 is arranged on the end face of the sleeve 4 away from the connecting rod 5, and the transmission gear 1403 is meshed with the corresponding transmission rack 1401.

[0033] Preferably, sliding grooves 15 compatible with the left and right side plates of the support frame 2 are opened on the left and right sides of the top of the support base 1, and the support frame 2 can move forward and backward along the sliding grooves 15, so that the clamping mechanism can quickly move to the upper position of the workpiece to clamp the workpiece.

[0034] Preferably, a plurality of universal wheels 13 are provided at the bottom of the support base 1 so as to move the device to a desired position as required.

[0035] Working process: When in use, place the workpiece on the workbench 7, adjust the support frame 2 to slide in the sliding groove 15, so that the top plate of the support frame 2 is located above the workpiece, and then start the first motor 8 to drive the two-way transmission screw 9 to rotate, and then drive the transmission nut seats 10 on the left and right sides to move toward the center direction of the two-way transmission screw 9 at the same time. When the transmission nut seats 10 on the left and right sides move to the upper position of the left and right ends of the workpiece placed on the workbench 7, turn off the first motor 8. Here, start the four second motors 1402 at the same time to drive the transmission gear 1403 to rotate, and then drive the transmission rack 1401 to move upward, so that the connecting rod 5 moves upward and drives the workbench 7 set on the top of the support rod 6 to move upward until the clamping plate 12 contacts and presses the workpiece on the workbench 7, which can realize the clamping of steel structures of different sizes and models, and facilitate the processing of steel structure workpieces.

[0036] Of course, the above description is not a limitation of the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions or substitutions made by technicians in this technical field within the essential scope of the present invention should also fall within the protection scope of the present invention.

Claims

1. A clamping device for steel structure processing, characterized in that: It includes a support base, the top of the support base is slidably connected with a support frame, fixed rods are respectively arranged at the four corners of the top of the support base, sliding sleeves are slidably sleeved on the fixed rods, a connecting rod is arranged between the left and right sliding sleeves, the left and right sliding sleeves are fixedly connected by the connecting rod, support rods are fixedly arranged at corresponding positions on the left and right sides of the top of the connecting rod, and a workbench is fixedly arranged on the top of the four support rods; A driving lifting mechanism is provided on one side of the sliding sleeve away from the connecting rod, for controlling the workbench to move up and down; A clamping mechanism is arranged below the top plate of the support frame for clamping the workpiece on the workbench.

2. A clamping device for steel structure processing according to claim 1, characterized in that: The clamping mechanism includes a first motor, a bidirectional transmission screw, a transmission nut seat, a connecting rod and a clamping plate. The first motor is fixedly arranged on the outer end face of the upper part of the left side plate of the support frame. The output shaft of the first motor is connected to the bidirectional transmission screw. The transmission nut seats are respectively arranged at corresponding positions on the left and right sides of the bidirectional transmission screw. An internal threaded hole matching the external thread on the bidirectional transmission screw is opened at the center position of the transmission nut seat. The bidirectional transmission screw and the transmission nut seat are threadedly connected. The connecting rod is arranged on the lower surface of the transmission nut seat, and the clamping plate is arranged at the other end of the connecting rod.

3. A clamping device for steel structure processing according to claim 2, characterized in that: A rubber gasket is arranged at the bottom of the pressing plate.

4. A clamping device for steel structure processing according to claim 1, characterized in that: The driving lifting mechanism includes a transmission rack, a second motor, and a transmission gear. Four second motors are respectively arranged on the top of the support base. The output shafts of the second motors are fixedly connected to the transmission gears. The transmission racks are arranged on the end surface of the sliding sleeve on the side away from the connecting rod, and the transmission gears are meshed with the corresponding transmission racks.

5. A clamping device for steel structure processing according to claim 1, characterized in that: Sliding grooves matching the left and right side plates of the support frame are provided on the left and right sides of the top of the support base.

6. A clamping device for steel structure processing according to claim 1, characterized in that: A plurality of universal wheels are arranged at the bottom of the support base.

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