Synchronous clamping jaw capable of meeting feeding and discharging requirements of multiple kinds of bent pipes

Abstract

The utility model belongs to the technical field of clamping jaws, and particularly relates to a synchronous clamping jaw meeting feeding and discharging requirements of multiple kinds of bent pipes, which comprises a movable seat, and a motor is fixedly connected to the outer wall of the movable seat. According to the synchronous clamping jaw meeting the requirements for feeding and discharging of the multiple kinds of bent pipes, a handle is pressed inwards to make contact with a movable sleeve, so that the movable sleeve is driven to move inwards, and under cooperation of a first connecting block, a second connecting block, a connecting rod and a sliding groove, two sets of arc-shaped clamping blocks are driven to relieve position limiting of a first rotating rod; at the moment, a handle is rotated clockwise to drive a second rotating rod to rotate, a first rotating rod can be driven to rotate under the cooperation of a square groove and a square plate, the rotation of the first rotating rod can drive a gear to rotate clockwise, and a connecting plate and a movable rod can be driven to move into a U-shaped plate under the cooperation of a rack; and under cooperation of the first sliding seat, the second sliding seat and the connecting rod, the first clamping jaw and the second clamping jaw can be driven to clamp the bent pipe, operation is easy, and the requirement for clamping the bent pipes of different sizes can be met.

Description

Technical Field

[0001] The utility model relates to the technical field of chucks, in particular to a synchronous chuck for loading and unloading bent pipes of multiple varieties. Background Technique

[0002] The chuck is an important part of the mechanical structure. The design of a synchronous chuck for loading and unloading bent pipes of multiple varieties can meet the synchronous clamping requirements during the processing of bent pipes of different sizes to ensure processing accuracy and production efficiency.

[0003] At present, most of the chuck mechanisms in the prior art do not meet the clamping requirements for bent pipes of multiple varieties. Different chucks need to be replaced when clamping different bent pipes, which is time-consuming and laborious. In view of this, we propose a synchronous chuck for loading and unloading bent pipes of multiple varieties. Content of the Utility Model

[0004] The main purpose of the utility model is to provide a synchronous chuck for loading and unloading bent pipes of multiple varieties, which can solve the problems raised in the above background technique.

[0005] To achieve the above purpose, the utility model proposes a synchronous chuck for loading and unloading bent pipes of multiple varieties, including a movable seat. The outer wall of the movable seat is fixedly connected with a motor, the motor is fixedly connected with a lead screw through its output shaft, a positioning rod is fixedly connected inside the movable seat, the lead screw is threadedly connected with a movable block, a fixed plate is fixedly connected below the movable block, a U-shaped plate is fixedly connected below the fixed plate, and a chuck mechanism is arranged on the U-shaped plate. The chuck mechanism includes:

[0006] A movable rod, the movable rod is slidably connected with the U-shaped plate. One end of the movable rod is fixedly connected with a connecting plate, the other end of the movable rod is slidably connected with a first sliding seat, and an activity groove is arranged on the movable rod.

[0007] Preferably, there are two groups of the activity grooves. Two connecting rods are movably connected to the two groups of activity grooves respectively. There are two groups of connecting rods. One ends of the two groups of connecting rods away from the activity grooves are respectively fixedly connected with a first chuck and a second chuck, and the two groups of connecting rods are both slidably connected with a second sliding seat, and both the first sliding seat and the second sliding seat are fixedly connected with the U-shaped plate.

[0008] Preferably, a rack is arranged on the connecting plate, the rack is engaged with a gear, the gear is fixedly connected with a first rotating rod, the first rotating rod is rotatably connected with a cross plate, and the cross plate is fixedly connected with the outer wall of the U-shaped plate.

[0009] Preferably, a square groove is provided inside the first rotating rod. A square plate is movably connected to the square groove. The square plate is fixedly connected to a second rotating rod and a spring. One end of the spring away from the square plate is fixedly connected to the inside of the square groove. One end of the second rotating rod away from the square plate is fixedly connected to a handle.

[0010] Preferably, a movable sleeve is sleeved on the second rotating rod. On both sides of the outer wall of the movable sleeve, a first connecting block is fixedly connected. The first connecting block is rotatably connected to a connecting rod. One end of the connecting rod away from the first connecting block is rotatably connected to a second connecting block. The second connecting block is fixedly connected to an arc-shaped clamping block and a slider respectively.

[0011] Preferably, the slider is slidably connected to a chute. The chute is arranged on the cross plate. On both sides of the outer wall of the cross plate, a long plate is fixedly connected. The long plate is fixedly connected to an elastic telescopic rod. One end of the elastic telescopic rod away from the long plate is fixedly connected to the second connecting block. By pressing the handle inward, the handle touches the movable sleeve, thereby driving the movable sleeve to move inward. And with the cooperation of the first connecting block, the second connecting block, the connecting rod and the chute, the two arc-shaped clamping blocks will be driven to release the position limit of the first rotating rod. At this time, turning the handle clockwise drives the rotation of the second rotating rod. With the cooperation of the square groove and the square plate, the rotation of the first rotating rod will be driven. The rotation of the first rotating rod will drive the gear to rotate clockwise. With the cooperation of the rack, the connecting plate and the movable rod will be driven to move into the U-shaped plate. And with the cooperation of the first sliding seat, the second sliding seat and the connecting rod, the first claw and the second claw will be driven to clamp the elbow pipe. The operation is simple and can meet the clamping needs of elbow pipes of different sizes. And by releasing the handle, under the elastic reset action of the spring and the elastic telescopic rod, the arc-shaped clamping blocks will be driven to re-limit the position of the first rotating rod, thereby ensuring the stability of the elbow pipe clamping. Then start the motor to drive the claw mechanism to move to cooperate with the subsequent loading and unloading work.

[0012] The utility model provides a synchronous claw for loading and unloading elbows of multiple varieties, which has the following beneficial effects:

[0013] (1). By pressing the handle inward, the handle touches the movable sleeve, thereby driving the movable sleeve to move inward. And with the cooperation of the first connecting block, the second connecting block, the connecting rod and the chute, the two arc-shaped clamping blocks will be driven to release the position limit of the first rotating rod. At this time, turning the handle clockwise drives the rotation of the second rotating rod. With the cooperation of the square groove and the square plate, the rotation of the first rotating rod will be driven. The rotation of the first rotating rod will drive the gear to rotate clockwise. With the cooperation of the rack, the connecting plate and the movable rod will be driven to move into the U-shaped plate. And with the cooperation of the first sliding seat, the second sliding seat and the connecting rod, the first claw and the second claw will be driven to clamp the elbow pipe. The operation is simple and can meet the clamping needs of elbow pipes of different sizes.

[0014] (2) The pipe bending loading and unloading synchronous claw that meets multiple varieties will drive the arc-shaped clamp block to re-limit the position of the first rotating rod under the elastic reset action of the spring and the elastic telescopic rod by loosening the handle, so as to ensure the stability of the pipe bending clamping. Then, start the motor to drive the claw mechanism to move to cooperate with the subsequent loading and unloading work. Brief Description of the Drawings

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on the structures shown in these drawings.

[0016] Figure 1 Schematic diagram of the overall three-dimensional structure of the present invention Figure 1 ;

[0017] Figure 2 For the present invention Figure 1 Schematic diagram of the structure of area A;

[0018] Figure 3 Schematic diagram of the overall three-dimensional structure of the present invention Figure 2 ;

[0019] Figure 4 For the present invention Figure 3 Schematic diagram of the structure of area B;

[0020] Figure 5 Schematic diagram of the three-dimensional sectional structure of a part of the device of the present invention.

[0021] Explanation of the reference numerals in the drawings:

[0022] 1. Movable seat; 2. Motor; 3. Lead screw; 4. Positioning rod; 5. Movable block; 6. Fixed plate; 7. U-shaped plate; 8. Claw mechanism; 81. Movable rod; 82. First sliding seat; 83. Movable groove; 84. Connecting rod; 85. Second sliding seat; 86. First claw; 87. Second claw; 88. Connecting plate; 89. Rack; 810. Cross plate; 811. First rotating rod; 812. Gear; 813. Second rotating rod; 814. Connecting rod; 815. First connecting block; 816. Handle; 817. Movable sleeve; 818. Long plate; 819. Elastic telescopic rod; 820. Chute; 821. Slide block; 822. Arc-shaped clamp block; 823. Second connecting block; 824. Square groove; 825. Square plate; 826. Spring.

[0023] The realization of the purpose, functional features and advantages of the present invention will be further described with reference to the embodiments and the drawings. Detailed Embodiment

[0024] Next, in combination with the accompanying drawings in the embodiments of the present utility model, the technical solutions in the embodiments of the present utility model will be clearly and completely described. 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 making creative efforts shall fall within the protection scope of the present utility model.

[0025] Please refer to Figures 1-5 , the present utility model provides a synchronous chuck for loading and unloading bent pipes that can meet multiple varieties, including a movable seat 1. A motor 2 is fixedly connected to the outer wall of the movable seat 1. The motor 2 is fixedly connected to a lead screw 3 through its output shaft. A positioning rod 4 is fixedly connected inside the movable seat 1. The lead screw 3 is threadedly connected to a movable block 5. A fixing plate 6 is fixedly connected below the movable block 5. A U-shaped plate 7 is fixedly connected below the fixing plate 6. A chuck mechanism 8 is provided on the U-shaped plate 7. The chuck mechanism 8 includes a movable rod 81. The movable rod 81 is slidably connected to the U-shaped plate 7. One end of the movable rod 81 is fixedly connected to a connecting plate 88. The other end of the movable rod 81 is slidably connected to a first sliding seat 82, and an activity groove 83 is provided on the movable rod 81.

[0026] In the embodiments of the present utility model, in order to enable the chuck mechanism 8 to operate better, specifically, there are two groups of activity grooves 83. Two groups of connecting rods 84 are movably connected to the two groups of activity grooves 83 respectively. There are two groups of connecting rods 84. The ends of the two groups of connecting rods 84 far away from the activity grooves 83 are respectively fixedly connected to a first chuck 86 and a second chuck 87. The first chuck 86 has four teeth, and the second chuck 87 has three teeth, which is convenient for the clamping movement between the first chuck 86 and the second chuck 87. Both groups of connecting rods 84 are slidably connected to a second sliding seat 85. Both the first sliding seat 82 and the second sliding seat 85 are fixedly connected to the U-shaped plate 7. A rack 89 is provided on the connecting plate 88. The rack 89 is engaged with a gear 812. The gear 812 is fixedly connected to a first rotating rod 811. The first rotating rod 811 is rotatably connected to a cross plate 810, and the cross plate 810 is fixedly connected to the outer wall of the U-shaped plate 7. A square groove 824 is provided inside the first rotating rod 811. A square plate 825 is movably connected to the square groove 824. The square plate 825 is fixedly connected to a second rotating rod 813 and a spring 826. The end of the spring 826 far away from the square plate 825 is fixedly connected to the inside of the square groove 824. The end of the second rotating rod 813 far away from the square plate 825 is fixedly connected to a handle 816. The second rotating rod 813 is sleeved with a movable sleeve 817. Both sides of the outer wall of the movable sleeve 817 are fixedly connected to a first connecting block 815. The first connecting block 815 is rotatably connected to a connecting rod 814. The end of the connecting rod 814 far away from the first connecting block 815 is rotatably connected to a second connecting block 823. The second connecting block 823 is respectively fixedly connected to an arc-shaped clamping block 822 and a slider 821.

[0027] Further, the slider 821 is slidably connected to a chute 820 provided on the cross plate 810. On both sides of the outer wall of the cross plate 810, long plates 818 are fixedly connected. The long plates 818 are fixedly connected with elastic telescopic rods 819. The end of the elastic telescopic rod 819 away from the long plate 818 is fixedly connected to the second connecting block 823. By pressing the handle 816 inward, the handle 816 touches the movable sleeve 817, thereby driving the movable sleeve 817 to move inward. With the cooperation of the first connecting block 815, the second connecting block 823, the connecting rod 814, and the chute 820, the two arc-shaped clamping blocks 822 are driven to release the position limit of the first rotating rod 811. At this time, turning the handle 816 clockwise drives the rotation of the second rotating rod 813. With the cooperation of the square groove 824 and the square plate 825, the rotation of the first rotating rod 811 is driven. The rotation of the first rotating rod 811 drives the gear 812 to rotate clockwise. With the cooperation of the rack 89, the connecting plate 88 and the movable rod 81 are driven to move into the U-shaped plate 7. With the cooperation of the first sliding seat 82, the second sliding seat 85, and the connecting rod 84, the first claw 86 and the second claw 87 are driven to clamp the bent pipe. The operation is simple and can meet the clamping requirements of bent pipes of different sizes. By releasing the handle 816, under the elastic reset action of the spring 826 and the elastic telescopic rod 819, the arc-shaped clamping blocks 822 drive the first rotating rod 811 to be re-positioned, thereby ensuring the stability of the bent pipe clamping. Then, the motor 2 is started to drive the claw mechanism 8 to move to cooperate with the subsequent loading and unloading work.

[0028] In the present utility model, during use, the rotation of the lead screw 3 is driven by the motor 2. With the assistance of the positioning rod 4, the movable block 5 is driven to perform a linear reciprocating motion, thereby driving the lower fixed plate 6 and the U-shaped plate 7 to perform a reciprocating linear motion back and forth, and further driving the claw mechanism 8 to perform a linear reciprocating motion. After the position of the claw mechanism 8 is adjusted, by pressing the handle 816 inward, the handle 816 touches the movable sleeve 817, thereby driving the movable sleeve 817 to move inward. With the cooperation of the first connecting block 815, the second connecting block 823, the connecting rod 814, and the chute 820, the two arc-shaped clamping blocks 822 are driven to release the position limit of the first rotating rod 811. At this time, turning the handle 816 clockwise drives the rotation of the second rotating rod 813. With the cooperation of the square groove 824 and the square plate 825, the rotation of the first rotating rod 811 is driven. The rotation of the first rotating rod 811 drives the gear 812 to rotate clockwise. With the cooperation of the rack 89, the connecting plate 88 and the movable rod 81 are driven to move into the U-shaped plate 7. With the cooperation of the first sliding seat 82, the second sliding seat 85, and the connecting rod 84, the first claw 86 and the second claw 87 are driven to clamp the bent pipe. After the bent pipe is clamped, the handle 816 is released. Under the elastic reset action of the spring 826 and the elastic telescopic rod 819, the arc-shaped clamping blocks 822 drive the first rotating rod 811 to be re-positioned, thereby ensuring the stability of the bent pipe clamping. Then, the motor 2 is started to drive the claw mechanism 8 to move to cooperate with the subsequent loading and unloading work.

[0029] The above are only the preferred embodiments of the present utility model, and thus do not limit the patent scope of the present utility model. Any equivalent structural transformation made under the inventive concept of the present utility model by using the content of the specification and drawings of the present utility model, or any direct / indirect application in other related technical fields shall be included within the patent protection scope of the present utility model.

Claims

1. A synchronous clamping claw for loading and unloading bent pipes of various types, comprising a movable seat (1), characterized in that: The outer wall of the movable seat (1) is fixedly connected to a motor (2), the motor (2) is fixedly connected to a screw rod (3) via its output shaft, the interior of the movable seat (1) is fixedly connected to a positioning rod (4), the screw rod (3) is threadedly connected to a movable block (5), a fixed plate (6) is fixedly connected below the movable block (5), a U-shaped plate (7) is fixedly connected below the fixed plate (6), a claw mechanism (8) is provided on the U-shaped plate (7), and the claw mechanism (8) comprises: A movable rod (81) is slidably connected to the U-shaped plate (7), one end of the movable rod (81) is fixedly connected to a connecting plate (88), the other end of the movable rod (81) is slidably connected to a sliding seat (82), and a movable groove (83) is provided on the movable rod (81).

2. According to claim 1, a synchronous clamping claw for loading and unloading bent pipes that meets the requirements of multiple varieties, characterized in that: The movable grooves (83) are provided with two groups, and the two groups of movable grooves (83) are both movably connected to connecting rods (84). The connecting rods (84) are provided with two groups, and one end of the two groups of connecting rods (84) away from the movable grooves (83) is respectively fixedly connected to a first clamping claw (86) and a second clamping claw (87), and the two groups of connecting rods (84) are both slidably connected to a second sliding seat (85), and the first sliding seat (82) and the second sliding seat (85) are both fixedly connected to the U-shaped plate (7).

3. According to claim 1, a synchronous clamping claw for loading and unloading pipes of various types is characterized in that: The connecting plate (88) is provided with a rack (89), the rack (89) is meshed with a gear (812), the gear (812) is fixedly connected to a rotating rod 1 (811), the rotating rod 1 (811) is rotatably connected to a transverse plate (810), and the transverse plate (810) is fixedly connected to the outer wall of the U-shaped plate (7).

4. The synchronous clamping claw for loading and unloading bent pipes of various types according to claim 3 is characterized in that: A square groove (824) is provided in the first rotating rod (811), and a square plate (825) is movably connected to the square groove (824). The square plate (825) is fixedly connected to the second rotating rod (813) and a spring (826). One end of the spring (826) away from the square plate (825) is fixedly connected to the inside of the square groove (824), and one end of the second rotating rod (813) away from the square plate (825) is fixedly connected to a handle (816).

5. According to claim 4, a synchronous clamping claw for loading and unloading bent pipes of various types is characterized in that: The second rotating rod (813) is sleeved with a movable sleeve (817), and both sides of the outer wall of the movable sleeve (817) are fixedly connected to the first connecting block (815), and the first connecting block (815) is rotatably connected to the connecting rod (814), and one end of the connecting rod (814) away from the first connecting block (815) is rotatably connected to the second connecting block (823), and the second connecting block (823) is respectively fixedly connected to an arc-shaped clamping block (822) and a sliding block (821).

6. The synchronous clamping claw for loading and unloading bent pipes of various types according to claim 5 is characterized in that: The slider (821) is slidably connected to a slide groove (820), the slide groove (820) is arranged on the horizontal plate (810), both sides of the outer wall of the horizontal plate (810) are fixedly connected to long plates (818), the long plates (818) are fixedly connected to elastic telescopic rods (819), and one end of the elastic telescopic rod (819) away from the long plates (818) is fixedly connected to the second connecting block (823).

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