Clamp convenient to replace

Abstract

The clamp convenient to replace comprises two mounting plates, electric push rods are fixedly connected to the periphery of the top of the mounting plate at the lower end, and the output ends of the electric push rods are fixedly connected with the mounting plate at the upper end; by arranging the mounting plate, the electric push rod, the adjusting block, the pull rod, the rack, the movable plate and the extension block, when the device needs to clamp steel pipes of different specifications, the movable plate can be directly controlled to move, a proper clamping block body is made to move, and lifting control over the mounting plate is achieved in cooperation with the electric push rod; according to the clamping device, the effect of clamping the steel pipes of different specifications is achieved, the steel pipes of different specifications are clamped conveniently and rapidly, then follow-up welding operation is facilitated, it is avoided that molds of existing sizes need to be disassembled and assembled, the time needed by welding operation of the steel pipes of different sizes is prolonged, and the welding efficiency is improved. And therefore, the welding processing efficiency is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of welding fixture, concretely speaking, it is a convenient replacement's fixture. BACKGROUND

[0002] The welding of steel pipe usually needs to use a clamp to fix one end of the steel pipe to be welded, so as to facilitate the welding operation, and different sizes of clamps are used according to different sizes of steel pipes.

[0003] According to Chinese patent application No. 202121581633.8, a convenient replacement's tool fixture is disclosed, which comprises a fixed hoop mechanism, the fixed hoop mechanism comprises a bottom plate, one end of the upper surface of the bottom plate is fixedly connected with a vertical rod, the side surface of the vertical rod is fixedly connected with a support rod, one end of the support rod is fixedly connected with a first half hoop, the utility model has the beneficial effects that: the second half hoop and the first half hoop can be quickly clamped by setting the long rod, the first arc plate and the second arc plate are set to make the sliding distance of the second half hoop very short, the long arm of the long rod can provide strong fastening force, then the long rod is rotated, the double-head articulated rod is moved, the double-head articulated rod drives the sliding rod to slide along the sliding groove, the sliding rod pushes the second half hoop and the first half hoop to tightly hold the steel pipe, the long rod enters the clamping groove to complete the fixation of the steel pipe, the teeth groove on the surface of the sliding rod drives the gear to rotate, the gear drives the circular plate to rotate, the circular plate drives the first arc plate to slide out of the first arc groove through the Z-shaped rod, the gap is made up, and the steel pipe is prevented from falling off.

[0004] The comparative example saves the trouble of fixing the clamp by using screws, but in actual use, when welding steel pipes of different sizes, the corresponding clamp still needs to be replaced, and in the process of replacing the clamp, the existing size mold still needs to be disassembled and installed, which prolongs the operation time of welding steel pipes of different sizes and reduces the welding processing efficiency.

[0005] Therefore, the utility model provides a convenient replacement's fixture to solve the above problems. UTILITY MODEL CONTENTS

[0006] In order to solve the above technical problems, the utility model provides a convenient replacement's fixture to solve the problem that in the prior art, when welding steel pipes of different sizes, the corresponding clamp still needs to be replaced, and in the process of replacing the clamp, the existing size mold still needs to be disassembled and installed, which prolongs the operation time of welding steel pipes of different sizes and reduces the welding processing efficiency.

[0007] The utility model provides a convenient replacement clamp, including mounting plate, the number of mounting plate is two, and the top of lower end mounting plate is fixedly connected with electric push rod all around, and the output end of electric push rod is fixedly connected with upper end mounting plate, the bottom of lower end mounting plate is fixedly connected with adjusting block, and the top of adjusting block and the bottom of upper end mounting plate are all movably connected with movable plate, one side of movable plate is fixedly connected with extension block, and the lower end of upper end extension block extends to the inner chamber of lower end extension block, and the opposite side of two movable plates is all set up with the clamping slot, and the inner chamber of clamping slot is movably connected with the plug -in block, one side of plug -in block is fixedly connected with the clamping block body, one side of plug -in block is set up with recess, and the inner chamber of recess is movably connected with extension plate, one side of extension plate is fixedly connected with pull rod, and the bottom of lower end movable plate is fixedly connected with rack.

[0008] Preferably, the inner chamber of the adjusting block movably connects a gear, the upper end of the gear penetrates the adjusting block, and is engaged with the rack.

[0009] Preferably, one side of the adjusting block is fixedly connected with a servo motor, the output shaft of the servo motor penetrates the adjusting block and is in driving connection with the gear.

[0010] Preferably, one side of the movable plate is provided with a movable slot, one end of the pull rod penetrates the movable slot and is fixedly connected with a limiting plate.

[0011] Preferably, the inner chamber of the movable slot is fixedly connected with a fixed plate, one end of the pull rod penetrates the fixed plate, the surface of the pull rod is sleeved with a spring, and both ends of the spring are fixedly connected with the fixed plate and the extension plate.

[0012] Preferably, the opposite side of the two mounting plates is provided with a T-shaped slot, the inner chamber of the T-shaped slot is slidably connected with a T-shaped plate, one side of the T-shaped plate is fixedly connected with a connecting plate, and is fixedly connected with the movable plate.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. The utility model discloses a mounting plate, electric push rod, adjusting block, draw bar, rack, movable plate and extension block are set up, and the cooperation of draw bar and rack can make movable plate displacement, and two movable plates can be synchronous displacement under the cooperation of two extension blocks, and the different size specifications of the clamping block body can be set up on the movable plate to make the device when needing to hold the steel pipe of different specifications, can directly control movable plate displacement, and make suitable clamping block body displacement, cooperate electric push rod and lift control of mounting plate, reach the effect of holding the steel pipe of different specifications, and the holding of the steel pipe of different specifications is more convenient and fast, and then the subsequent welding operation is carried out conveniently, prevents the need of disassembling and installing the existing size mould, prolongs the operation time of the welding of different size steel pipes, and then the welding processing efficiency condition appears.

[0015] 2. The utility model discloses a plug -in block, clamping block body and extension plate are set up, and the function of replacing plug -in block and clamping block body is reserved for movable plate, and only through the pulling of extension plate can the limiting of plug -in block be removed, reach the effect that the plug -in block is conveniently replaced, conveniently maintain clamping block body, and let the device can set up the clamping block body of needing to use in advance according to the work requirement. ACCURATE DRAWINGS

[0016] Figure 1 It is the structural schematic diagram of the utility model;

[0017] Figure 2 It is the three -dimensional structure schematic diagram of adjusting block of the utility model;

[0018] Figure 3 It is the structure schematic diagram of the separation state of plug -in block of the utility model;

[0019] Figure 4 It is the three -dimensional structure schematic diagram of extension plate of the utility model.

[0020] In the drawing:

[0021] 1, mounting plate;2, electric push rod;3, adjusting block;4, movable plate;5, extension block;6, plug -in block;7, clamping block body;8, extension plate;9, draw bar;10, rack;11, gear;12, movable slot;13, fixed plate;14, limiting plate;15, servo motor;16, T type slot;17, connecting plate;18, T type board. SPECIFIC IMPLEMENTATION

[0022] The embodiment of the utility model is further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but can not be used to limit the scope of the utility model.

[0023] As Figures 1-4The utility model provides a convenient clamp of changing, including mounting plate 1, the quantity of mounting plate 1 is two, and the periphery of the top of lower end mounting plate 1 is fixedly connected with electric push rod 2, and the output end of electric push rod 2 is fixedly connected with upper end mounting plate 1, and the bottom of lower end mounting plate 1 is fixedly connected with adjusting block 3, and the top of adjusting block 3 and the bottom of upper end mounting plate 1 are all movably connected with movable plate 4, and one side of movable plate 4 is fixedly connected with extension block 5, and the lower end of upper end extension block 5 extends to the inner chamber of lower end extension block 5, and the opposite side of two movable plates 4 is all seted up with the clamping groove, and the inner chamber of clamping groove is movably connected with plug block 6, and one side of plug block 6 is fixedly connected with clamping block body 7, and one side of plug block 6 is seted up with recess, and the inner chamber of recess is movably connected with extension plate 8, and one side of extension plate 8 is fixedly connected with pull rod 9, and the bottom of lower end movable plate 4 is fixedly connected with rack 10.

[0024] As an embodiment of the utility model, the inner chamber of adjusting block 3 is movably connected with gear 11, and the upper end of gear 11 penetrates adjusting block 3, and is engaged with rack 10, by setting gear 11, the rotation of gear 11 can drive rack 10 and movable plate 4 to displace.

[0025] As an embodiment of the utility model, one side of adjusting block 3 is fixedly connected with servo motor 15, and the output shaft of servo motor 15 penetrates adjusting block 3 and is transmission connection with gear 11, by setting servo motor 15, the rotation of gear 11 is provided with power base.

[0026] As an embodiment of the utility model, one side of movable plate 4 is seted up with movable slot 12, and one end of pull rod 9 penetrates movable slot 12 and is fixedly connected with limit plate 14, by setting movable slot 12 and limit plate 14, movable slot 12 provides space for the displacement of extension plate 8 and pull rod 9, and limit plate 14 limits the displacement of pull rod 9.

[0027] As an embodiment of the utility model, the inner chamber of movable slot 12 is fixedly connected with fixed plate 13, and one end of pull rod 9 penetrates fixed plate 13, and the surface of pull rod 9 is sleeved with spring, and the both ends of spring are fixedly connected with fixed plate 13 and extension plate 8 respectively, by setting fixed plate 13, movable slot 12 is connected with spring.

[0028] As an embodiment of the utility model, the opposite side of two mounting plates 1 is all seted up with T-shaped slot 16, and the inner chamber of T-shaped slot 16 is slidably connected with T-shaped plate 18, and one side of T-shaped plate 18 is fixedly connected with connecting plate 17, and is fixedly connected with movable plate 4, by setting T-shaped slot 16, connecting plate 17 and T-shaped plate 18, the displacement track of movable plate 4 is limited, prevents movable plate 4 from separating from the parallelism with mounting plate 1.

[0029] Specific working principle:

[0030] First, the steel pipe is inserted into the lower end of the block body 7 cavity, and the electric push rod 2 is controlled to drive the upper end mounting plate 1 and the block body 7 to move down, the steel pipe is clamped, when the size of the steel pipe to be welded needs to be replaced, the corresponding external controller is started to drive the servo motor 15, the output shaft of the servo motor 15 drives the gear 11 to rotate, the gear 11 drives the rack 10 and the lower end movable plate 4 to displace, the lower end movable plate 4 cooperates with the extension block 5 to drive the upper end movable plate 4 to displace, and the two connecting plates 17 and the T-shaped plate 18 are displaced along the T-shaped groove 16 cavity, after the displacement of the required block body 7 is completed, the steel pipe is placed in the cavity of the block body 7, and the electric push rod 2 is controlled again to adjust the upper end mounting plate 1, so that the steel pipe is clamped, solving the problem in the prior art that when the steel pipe of different sizes needs to be welded, the corresponding clamp still needs to be replaced, and in the process of replacing the clamp, the existing size mold still needs to be disassembled and installed, prolonging the operation time required for welding of steel pipes of different sizes, and reducing the welding processing efficiency.

[0031] The embodiments of the utility model are given for example and description, although the embodiments of the utility model have been shown and described above, it is understood that the above-mentioned embodiments are exemplary, and cannot be understood as the limitation of the utility model, and the ordinary skilled in the art can change, modify, replace and transform the above-mentioned embodiments within the scope of the utility model.

Claims

1. A replaceable clamp, comprising a mounting plate (1), characterized in that: There are two mounting plates (1). Electric push rods (2) are fixedly connected to the top of the lower mounting plate (1) around its perimeter. The output end of each electric push rod (2) is fixedly connected to the upper mounting plate (1). An adjusting block (3) is fixedly connected to the bottom of the lower mounting plate (1). A movable plate (4) is movably connected to the top of the adjusting block (3) and the bottom of the upper mounting plate (1). An extension block (5) is fixedly connected to one side of the movable plate (4). The upper extension block... (5) extends to the inner cavity of the lower extension block (5). The two movable plates (4) are provided with slots on opposite sides, and the inner cavity of the slots is movably connected to the insert block (6). The insert block (6) is fixedly connected to the clamping block body (7) on one side. The insert block (6) is provided with a groove on one side, and the inner cavity of the groove is movably connected to the extension plate (8). The extension plate (8) is fixedly connected to the pull rod (9) on one side. The bottom of the lower movable plate (4) is fixedly connected to the rack (10).

2. The easily replaceable clamp as described in claim 1, characterized in that: The inner cavity of the adjusting block (3) is movably connected to a gear (11), the upper end of which passes through the adjusting block (3) and meshes with the rack (10).

3. The easily replaceable clamp as described in claim 2, characterized in that: A servo motor (15) is fixedly connected to one side of the adjustment block (3). The output shaft of the servo motor (15) passes through the adjustment block (3) and is connected to the gear (11) for transmission.

4. The easily replaceable clamp as described in claim 1, characterized in that: The movable plate (4) has a movable groove (12) on one side, and one end of the pull rod (9) passes through the movable groove (12) and is fixedly connected to the limit plate (14).

5. The easily replaceable clamp as described in claim 4, characterized in that: The inner cavity of the movable groove (12) is fixedly connected to a fixing plate (13), one end of the pull rod (9) passes through the fixing plate (13), and a spring is sleeved on the surface of the pull rod (9), and the two ends of the spring are fixedly connected to the fixing plate (13) and the extension plate (8) respectively.

6. The easily replaceable clamp as described in claim 1, characterized in that: T-slots (16) are provided on opposite sides of the two mounting plates (1). A T-plate (18) is slidably connected to the inner cavity of the T-slot (16). A connecting plate (17) is fixedly connected to one side of the T-plate (18) and is fixedly connected to the movable plate (4).

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