Working clamping mechanism of lagging jack trolley

Abstract

The utility model belongs to the technical field of lagging jack trolley clamping, and particularly relates to a working clamping mechanism of a lagging jack trolley, which comprises a base, four uniformly distributed bolts are movably connected in the base, a fixed block is fixedly connected to the upper end of the base, four uniformly distributed reinforcing ribs are fixedly connected to the surface of the fixed block, and the reinforcing ribs are fixedly connected to the upper end of the base. The short right-angle side of each reinforcing rib is welded to the base, a supporting shaft is installed in the fixing block through a bearing, and a supporting plate is fixedly connected to the upper end of the supporting shaft. Through the arrangement of the second servo motor, the screw rod and other structures, the first clamping plate can be driven to move, workpieces and the like can be clamped and fixed under the action of the second clamping plate, the screw rod can be supported in an auxiliary mode under the action of the auxiliary supporting block, the phenomenon that the overlong screw rod slightly sinks and deforms is avoided, and the service life of the screw rod is prolonged. And the driving effect is poor.

Description

Technical Field

[0001] The utility model relates to the technical field of clamping of arch formwork trolleys, and specifically relates to a working clamping mechanism of an arch formwork trolley. Background Technique

[0002] As is well known, an arch formwork trolley is a device used for handling, storing and processing large components or workpieces. The working clamping mechanism is an important part of the arch formwork trolley, which is used for clamping, fixing and moving workpieces. The working clamping mechanism usually includes components such as clamps, grippers, and transmission devices.

[0003] The utility model patent with the publication number of CN210033481U discloses a chuck mechanism for a working arm of an arch formwork trolley, including a working arm. A clamp for clamping a workpiece is provided at the upper end of the working arm. The clamp includes at least a chuck seat composed of a base and a bearing member and at least one chuck. The base is connected to the working arm, the bearing member is arranged on the base, and all the chucks are installed on the bearing member. This chuck mechanism for the working arm of the arch formwork trolley can achieve fine adjustment between the arch formwork and the set placement position, facilitating the alignment of the positions between the arch formwork segments.

[0004] However, there are still certain deficiencies in the existing working clamping mechanisms of arch formwork trolleys: Although the existing working clamping mechanisms of arch formwork trolleys use the cooperation of structures such as motors and screws to complete the driving effect on the clamping plates and clamp and fix the workpieces, due to the influence of factors such as the length and material of the screws themselves, the phenomenon of slight sinking deformation occurs in the too-long screws, which in turn causes the problem of poor movement effect of the clamping plates. Content of the Utility Model

[0005] The purpose of the utility model is to provide a working clamping mechanism of an arch formwork trolley, which solves the problem that although the existing working clamping mechanisms of arch formwork trolleys use the cooperation of structures such as motors and screws to complete the driving effect on the clamping plates and clamp and fix the workpieces, due to the influence of factors such as the length and material of the screws themselves, the phenomenon of slight sinking deformation occurs in the too-long screws, which in turn causes the problem of poor movement effect of the clamping plates.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A working clamping mechanism of an arch formwork trolley, including a base. Four evenly distributed bolts are movably connected inside the base. A fixed block is fixedly connected to the upper end of the base. Four evenly distributed reinforcing ribs are fixedly connected to the surface of the fixed block. The short right-angled sides of each reinforcing rib are welded to the base. A support shaft is installed inside the fixed block through a bearing. A support plate is fixedly connected to the upper end of the support shaft. An adjusting mechanism is jointly arranged on the support shaft and the fixed block. A clamping mechanism is arranged on the support plate.

[0007] Preferably, the adjusting mechanism includes a first gear. A first gear is fixedly sleeved outside the support shaft and between the support plate and the fixed block. A servo motor one is installed at the left end of the fixed block through a support seat. A second gear is fixedly sleeved outside the output shaft of the servo motor one. A diversion pipe is fixedly connected inside the support plate. A guide plate is fixedly connected to the inner wall of the support plate. A moving column is slidably sleeved outside the guide plate. A blocking plate is fixedly connected to the lower end of the moving column. The blocking plate is slidably connected to the support plate. The blocking plate contacts the diversion pipe. A spring is arranged outside the guide plate. A cover plate is fixedly connected to the upper end of the moving column. The cover plate is slidably connected to the support plate. Through the setting of the servo motor one, the second gear and other structures, the support shaft can be driven to rotate, so as to drive the support plate to rotate, and the position of the subsequent clamping mechanism can be adjusted. The cover plate can be pushed to move, so as to drive the blocking plate to move, and then the diversion pipe is in a flowing state, and the lubricating oil is diverted, and finally the first gear and the second gear are lubricated to improve the transmission effect between the gears.

[0008] Preferably, an oil-absorbing sponge is fixedly connected to the lower end of the diversion pipe. The oil-absorbing sponge contacts the first gear and the second gear. Through the setting of the oil-absorbing sponge, the lubricating oil can be adsorbed and used.

[0009] Preferably, one end of the spring is welded to the support plate, and the other end of the spring is welded to the moving column. Through the setting of the spring, the moving column can be connected and used.

[0010] Preferably, the clamping mechanism includes a servo motor two. A servo motor two is fixedly installed at the right end of the support plate. The output shaft of the servo motor two is rotatably connected to the support plate. The output shaft of the servo motor two is fixedly connected to a screw rod. The screw rod is rotatably connected to the support plate. A first clamping plate is connected to the outside of the screw rod through a thread. The first clamping plate is slidably connected to the support plate. Two symmetrically distributed auxiliary support blocks are connected to the outside of the screw rod through a thread. Each auxiliary support block is slidably connected to the support plate. A second clamping plate is fixedly connected to the upper right side of the support plate. Through the action of the servo motor two, the screw rod and other structures, the first clamping plate can be driven, and with the cooperation of the second clamping plate, the workpiece can be clamped and fixed. Under the action of the auxiliary support blocks, the too-long screw rod can be supported to ensure the driving effect of the screw rod.

[0011] Preferably, two symmetrically distributed limiting plates are fixedly connected to the upper end of each auxiliary support block. Each limiting plate is slidably connected to the support plate. Through the setting of the limiting plates, the auxiliary support blocks can be guided and supported.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] 1. Through the arrangement of structures such as the second servo motor and the screw rod, the present utility model can drive the first clamping plate to move, and cooperate with the second clamping plate to clamp and fix workpieces, etc. Under the action of the auxiliary support block, the screw rod can be supported to avoid the phenomenon of slight sinking deformation of the too long screw rod, thereby causing the problem of poor driving effect.

[0014] 2. Through the arrangement of structures such as the second servo motor and the second gear, the present utility model can drive the support shaft to rotate, and then drive the support plate to move, so as to adjust the position of the clamping mechanism and improve the adaptability of the clamping operation. Under the structures such as the cover plate and the spring, the plugging plate can be separated from the diversion pipe, and then the first gear and the second gear can be lubricated to reduce the hard wear between the gears and improve the transmission effect between the gears. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a three-dimensional view of the overall structure of the present utility model;

[0016] Figure 2 is the Figure 1 top three-dimensional view of the present utility model;

[0017] Figure 3 is the Figure 1 sectional three-dimensional view of the present utility model;

[0018] Figure 4 is the Figure 3 enlarged view at A of the present utility model;

[0019] Figure 5 is the Figure 2 enlarged view at B of the present utility model.

[0020] In the figure: 1. Base; 2. Bolt; 3. Fixed block; 4. Reinforcing rib; 5. Support shaft; 6. Support plate; 7. Adjusting mechanism; 8. Clamping mechanism; 71. First gear; 72. First servo motor; 73. Second gear; 74. Diversion pipe; 75. Oil-absorbing sponge; 76. Guide plate; 77. Moving column; 78. Plugging plate; 79. Spring; 790. Cover plate; 81. Second servo motor; 82. Screw rod; 83. First clamping plate; 84. Auxiliary support block; 85. Limiting plate; 86. Second clamping plate. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0022] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 ,a working clamping mechanism of an arch centering trolley, which includes a base 1. Four evenly distributed bolts 2 are movably connected inside the base 1. A fixing block 3 is fixedly connected to the upper end of the base 1. Four evenly distributed reinforcing ribs 4 are fixedly connected to the surface of the fixing block 3. The short right-angled sides of each reinforcing rib 4 are welded to the base 1. A support shaft 5 is installed inside the fixing block 3 through a bearing. A support plate 6 is fixedly connected to the upper end of the support shaft 5.

[0023] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 ,an adjusting mechanism 7 is jointly arranged on the support shaft 5 and the fixing block 3. The adjusting mechanism 7 includes a first gear 71. A first gear 71 is fixedly sleeved outside the support shaft 5 and between the support plate 6 and the fixing block 3. A first servo motor 72 is installed at the left end of the fixing block 3 through a support seat. A second gear 73 is fixedly sleeved outside the output shaft of the first servo motor 72. A diversion pipe 74 is fixedly connected inside the support plate 6. A guide plate 76 is fixedly connected to the inner wall of the support plate 6. A moving column 77 is slidably sleeved outside the guide plate 76. A blocking plate 78 is fixedly connected to the lower end of the moving column 77. The blocking plate 78 is slidably connected to the support plate 6. The blocking plate 78 contacts the diversion pipe 74. A spring 79 is arranged outside the guide plate 76. A cover plate 790 is fixedly connected to the upper end of the moving column 77. The cover plate 790 is slidably connected to the support plate 6. Through the structural settings such as the first servo motor 72 and the second gear 73, the support shaft 5 can be driven to rotate, so as to drive the support plate 6 to rotate, and the position of the subsequent clamping mechanism 8 can be adjusted and used. The cover plate 790 can be pushed to move, so as to drive the blocking plate 78 to move, and then the diversion pipe 74 is in a flowing state, and the lubricating oil is diverted, and finally the first gear 71 and the second gear 73 are lubricated to improve the transmission effect between the gears.

[0024] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 ,an oil-absorbing sponge 75 is fixedly connected to the lower end of the diversion pipe 74. The oil-absorbing sponge 75 contacts the first gear 71 and the second gear 73. Through the setting of the oil-absorbing sponge 75, the lubricating oil can be adsorbed and used. One end of the spring 79 is welded to the support plate 6, and the other end of the spring 79 is welded to the moving column 77. Through the setting of the spring 79, the moving column 77 can be connected and used.

[0025] Please refer to Figure 1 、 Figure 2 、 Figure 3 、Figure 5 On the support plate 6, a clamping mechanism 8 is provided. The clamping mechanism 8 includes a second servo motor 81. The right end of the support plate 6 is fixedly installed with the second servo motor 81. The output shaft of the second servo motor 81 is rotatably connected to the support plate 6. The output shaft of the second servo motor 81 is fixedly connected with a screw rod 82. The screw rod 82 is rotatably connected to the support plate 6. A first clamping plate 83 is connected to the outside of the screw rod 82 by a thread. The first clamping plate 83 is slidably connected to the support plate 6. Two symmetrically distributed auxiliary support blocks 84 are connected to the outside of the screw rod 82 by a thread. Each auxiliary support block 84 is slidably connected to the support plate 6. The upper end of each auxiliary support block 84 is fixedly connected with two symmetrically distributed limiting plates 85. Each limiting plate 85 is slidably connected to the support plate 6. Through the setting of the limiting plates 85, the auxiliary support blocks 84 can be guided and supported. The right side of the upper end of the support plate 6 is fixedly connected with a second clamping plate 86. Through the action of the second servo motor 81, the screw rod 82 and other structures, the first clamping plate 83 can be driven, and in cooperation with the second clamping plate 86, the workpiece can be clamped and fixed. Under the action of the auxiliary support blocks 84, the too-long screw rod 82 can be supported to ensure the driving effect of the screw rod 82.

[0026] The specific implementation process of the present utility model is as follows: During use, start the first servo motor 72 to drive the output shaft to rotate, so as to drive the second gear 73 to rotate. Under the meshing relationship, the second gear 73 drives the first gear 71 to rotate, and then drives the support shaft 5 to rotate, and finally drives the support plate 6 to rotate, so as to dynamically adjust the position of the clamping mechanism 8 and improve the clamping adaptability of the subsequent clamping mechanism 8;

[0027] By pushing the cover plate 790 to move to the left, the moving column 77 is driven to move, so that the moving column 77 moves along the surface of the guide plate 76, the spring 79 deforms, and then the blocking plate 78 is driven to move, so that the blocking plate 78 disengages from the diversion pipe 74. Under the action of the diversion pipe 74, the lubricating oil can be diverted, so that the lubricating oil contacts the oil-absorbing sponge 75, and finally the lubricating oil contacts the second gear 73 and the first gear 71 to lubricate the second gear 73 and the first gear 71, so as to reduce the hard wear between the gears and improve the transmission effect;

[0028] Start the second servo motor 81 to drive the output end to rotate, so as to drive the screw rod 82 to rotate. Under the thread connection relationship, the first clamping plate 83 can be driven to move towards the second clamping plate 86. Under the action of the first clamping plate 83, the second clamping plate 86 and so on, the workpiece can be clamped and fixed. When the screw rod 82 rotates, the auxiliary support blocks 84 can be driven to move. Under the action of the auxiliary support blocks 84, the too-long screw rod 82 can be supported to avoid the phenomenon that the too-long screw rod 82 slightly sinks and deforms, so as to ensure the driving effect of the screw rod 82.

[0029] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A working clamping mechanism of an arch formwork trolley, comprising a base (1), characterized in that: Four bolts (2) evenly distributed are movably connected inside the base (1). A fixing block (3) is fixedly connected to the upper end of the base (1). Four evenly distributed reinforcing ribs (4) are fixedly connected to the surface of the fixing block (3). The short right-angled sides of each reinforcing rib (4) are welded to the base (1). A support shaft (5) is installed inside the fixing block (3) through a bearing. A support plate (6) is fixedly connected to the upper end of the support shaft (5). An adjusting mechanism (7) is jointly arranged on the support shaft (5) and the fixing block (3). A clamping mechanism (8) is arranged on the support plate (6).

2. The working clamping mechanism of an arch trolley according to claim 1, characterized in that: The adjusting mechanism (7) includes a first gear (71). The first gear (71) is fixedly sleeved on the outer side of the support shaft (5) between the support plate (6) and the fixing block (3). A first servo motor (72) is installed at the left end of the fixing block (3) through a support seat. A second gear (73) is fixedly sleeved on the output shaft of the first servo motor (72). A diversion pipe (74) is fixedly connected to the inside of the support plate (6). A guide plate (76) is fixedly connected to the inner wall of the support plate (6). A moving column (77) is slidably sleeved on the outer side of the guide plate (76). A blocking plate (78) is fixedly connected to the lower end of the moving column (77). The blocking plate (78) is slidably connected to the support plate (6). The blocking plate (78) contacts the diversion pipe (74). A spring (79) is arranged on the outer side of the guide plate (76). A cover plate (790) is fixedly connected to the upper end of the moving column (77). The cover plate (790) is slidably connected to the support plate (6).

3. The working clamping mechanism of an arch trolley according to claim 2, characterized in that: An oil-absorbing sponge (75) is fixedly connected to the lower end of the diversion pipe (74). The oil-absorbing sponge (75) contacts the first gear (71) and the second gear (73).

4. The working clamping mechanism of an arch formwork trolley according to claim 2, characterized in that: One end of the spring (79) is welded to the support plate (6), and the other end of the spring (79) is welded to the moving column (77).

5. The working clamping mechanism of an arch trolley according to claim 1, characterized in that: The clamping mechanism (8) includes a second servo motor (81). The second servo motor (81) is fixedly installed at the right end of the support plate (6). The output shaft of the second servo motor (81) is rotatably connected to the support plate (6). A screw rod (82) is fixedly connected to the output shaft of the second servo motor (81). The screw rod (82) is rotatably connected to the support plate (6). A first clamping plate (83) is threadedly connected to the outer side of the screw rod (82). The first clamping plate (83) is slidably connected to the support plate (6). Two symmetrically distributed auxiliary support blocks (84) are threadedly connected to the outer side of the screw rod (82). Each auxiliary support block (84) is slidably connected to the support plate (6). A second clamping plate (86) is fixedly connected to the upper right side of the support plate (6).

6. The working clamping mechanism of an arch trolley according to claim 5, characterized in that: Two symmetrically distributed limiting plates (85) are fixedly connected to the upper end of each auxiliary support block (84). Each limiting plate (85) is slidably connected to the support plate (6).

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