Elbow machining clamp

Abstract

The utility model provides an elbow machining clamp, which belongs to the technical field of machining clamps and comprises a rack, a first fixing plate, a lifting plate and a connecting plate, the first fixing plate is slidably connected to the inside of the left side of the rack, the lifting plate is slidably connected to the inside of the left side of the rack, and the connecting plate is fixedly connected to the left side of the first fixing plate and the left side of the lifting plate. The lifting motor is fixedly connected to the upper portion of the left side of the machine frame, the lifting assembly is arranged on the left side of the machine frame, and the position adjusting assembly is arranged on the upper portion of the machine frame. The device has the effect of facilitating feeding, welding work is facilitated, the safety effect during work is improved, the position adjusting assembly is additionally arranged, and the butt joint process is simplified.

Description

Technical Field

[0001] The utility model belongs to the technical field of mechanical processing fixtures, and more specifically, particularly relates to an elbow processing fixture. Background Art

[0002] Elbow processing is a common operation in pipeline installation. It is mainly used to connect two pipes, change the direction of a pipe or connect pipes of different diameters. The connection between pipes is achieved by welding flanges at both ends of the elbow. Therefore, an elbow processing fixture is needed to assist in the welding work. The existing elbow processing fixture is generally composed of a base, an arc-shaped fixing plate and a clamping rod.

[0003] For example, the invention application with the existing application number 201010252007.4 discloses a large-caliber elbow machining fixture, which adopts a surface contact clamping method, and three elbow positioning blocks with arc-shaped surfaces with a diameter equal to the outer diameter of the elbow are clamped and positioned, wherein two fixed positioning blocks are positioned on the outer arc side of the elbow, and the other adjustable positioning block can move in the positioning groove, and the radial and axial movement of the elbow is limited from the inner arc side of the elbow, so as to achieve the purpose of adjusting, fixing and disassembling the workpiece. The fixture of the present invention is reliable in clamping, accurate in positioning, convenient and fast, and not easy to damage the workpiece; it can save clamping time, improve work efficiency, and at the same time ensure processing accuracy and end face flatness, and the quality, accuracy and production efficiency of the product are greatly improved.

[0004] Based on the above, the existing elbow processing fixture is generally composed of a base, an arc-shaped fixing plate and a clamping rod. When in use, the elbow is placed on the base processing base, the elbow is fixed with the arc-shaped fixing plate and the clamping rod, and then the flange is adjusted to the welding position with the elbow. Since the larger flange is heavier, it is more difficult to adjust, which affects work efficiency. Utility Model Content

[0005] In order to solve the above technical problems at least to a certain extent, the utility model provides an elbow processing fixture.

[0006] The purpose and effect of the elbow processing fixture of the utility model are achieved by the following specific technical means:

[0007] An elbow processing fixture comprises a frame;

[0008] A first fixing plate, the first fixing plate being slidably connected to the inside of the left side of the frame;

[0009] A lifting plate, the lifting plate being slidably connected to the inside of the left side of the frame;

[0010] A connecting plate, the connecting plate being fixedly connected to the first fixing plate and the left side of the lifting plate;

[0011] A lifting motor, the lifting motor is fixedly connected to the upper left side of the frame;

[0012] A lifting assembly, wherein the lifting assembly is arranged on the left side of the frame;

[0013] A position adjustment component is arranged above the frame.

[0014] Furthermore, the lifting assembly includes:

[0015] The lifting screw is coaxially fixedly connected to the lower end of the lifting motor, and the lifting screw is threadedly connected to the inside of the connecting plate.

[0016] Furthermore, the lifting assembly also includes:

[0017] a first clamping handle, the first clamping handle being threadedly connected to the interior of the lifting plate;

[0018] A guide rod, the guide rod being slidably connected inside the lifting plate;

[0019] A second fixing plate is fixedly connected to the front end of the guide rod, and the second fixing plate is rotatably connected to the front end of the first clamping handle.

[0020] Furthermore, the position adjustment component includes:

[0021] An adjusting frame, wherein the adjusting frame is fixedly connected above the frame;

[0022] A sliding block, wherein the sliding block is slidably connected inside the adjustment frame;

[0023] A moving rod is fixedly connected to the inner side of the sliding block.

[0024] Furthermore, the position adjustment component also includes:

[0025] A fastening bolt is threadedly connected above the sliding block.

[0026] Furthermore, the position adjustment component also includes:

[0027] A fixed base, the fixed base being slidably connected to the outside of the moving rod;

[0028] A first clamping block, wherein the first clamping block is fixedly connected above the fixed base, and a notch is arranged in front of the first clamping block;

[0029] A guide groove is arranged inside the fixed base.

[0030] Furthermore, the position adjustment component also includes:

[0031] A clamping screw, the clamping screw being rotatably connected inside the fixed base;

[0032] The second clamping block is slidably connected inside the guide groove and is threadedly connected to the outside of the clamping screw.

[0033] Furthermore, the position adjustment component also includes:

[0034] A transmission protection shell, wherein the transmission protection shell is fixedly connected to the front of the fixed base;

[0035] a second clamping handle, the second clamping handle being rotatably connected to the inside of the transmission protection housing;

[0036] A transmission worm, the transmission worm is fixedly connected to the left side of the second clamping handle;

[0037] A transmission worm wheel is fixedly connected to the front end of the clamping screw, and the transmission worm wheel is meshed with the transmission worm to form a worm gear transmission mechanism.

[0038] Compared with the prior art, the utility model has the following beneficial effects:

[0039] Firstly, the utility model increases the effect of facilitating material loading. The flange is a solid casting and is relatively heavy. After the flange is placed on the lifting platform, the height of the flange can be conveniently adjusted, which facilitates welding and improves the safety effect during work.

[0040] Secondly, the utility model adds a position adjustment component. After the elbow is clamped, the position of the elbow can be adjusted to facilitate docking with the fixed flange, and then welding can be carried out, avoiding the phenomenon of inconvenient docking due to the heavy flange, and simplifying the docking process.

[0041] The utility model has the effect of convenient loading. The flange is a solid casting and is relatively heavy. After the flange is placed on the lifting platform, the height of the flange can be conveniently adjusted, which is convenient for welding and improves the safety effect during work. A position adjustment component is added. After the elbow is clamped, the position of the elbow can be adjusted to facilitate docking with the fixed flange. Then welding work can be carried out, avoiding the phenomenon that the flange is heavy and inconvenient to dock, thereby simplifying the docking process. BRIEF DESCRIPTION OF THE DRAWINGS

[0042] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0043] Figure 2 It is a structural schematic diagram of the lifting component of the utility model.

[0044] Figure 3It is a schematic diagram of the cross-sectional structure of the lifting component of the utility model.

[0045] Figure 4 It is a schematic diagram of the structure of the position adjustment component of the utility model.

[0046] Figure 5 It is a schematic diagram of the cross-sectional structure of the position adjustment component of the utility model.

[0047] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0048] 1. Frame; 101. First fixed plate; 102. Lifting plate; 103. Second fixed plate; 104. Connecting plate; 105. Lifting motor; 106. Lifting screw; 107. First clamping handle; 108. Guide rod; 2. Adjusting frame; 201. Moving rod; 202. Sliding block; 203. Fastening bolt; 204. Fixed base; 205. First clamping block; 206. Guide groove; 207. Second clamping block; 208. Transmission protective shell; 209. Transmission worm gear; 210. Transmission worm; 211. Second clamping handle; 212. Clamping screw. DETAILED DESCRIPTION

[0049] The following is a further detailed description of the implementation of the present utility model in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present utility model, but cannot be used to limit the scope of the present utility model.

[0050] Embodiment 1:

[0051] like Figures 1 to 5 As shown:

[0052] The utility model provides an elbow processing fixture, comprising a frame 1, a first fixed plate 101, a lifting plate 102, a connecting plate 104, a lifting motor 105 and a lifting assembly, wherein the first fixed plate 101 is slidably connected to the left inner portion of the frame 1, the lifting plate 102 is slidably connected to the left inner portion of the frame 1, the connecting plate 104 is fixedly connected to the first fixed plate 101 and the left side of the lifting plate 102, and the lifting motor 105 is fixedly connected to the upper left side of the frame 1; the lifting assembly is arranged on the left side of the frame 1.

[0053] The lifting components include:

[0054] The lifting screw 106 is coaxially fixedly connected to the lower end of the lifting motor 105. The lifting screw 106 is threadedly connected to the inside of the connecting plate 104. The lifting screw 106 is coaxially fixedly connected to the lifting motor 105. When the lifting motor 105 rotates, the lifting screw 106 can be driven to rotate. The lifting screw 106 is threadedly connected to the connecting plate 104. When the lifting screw 106 rotates, the connecting plate 104 can be driven to move up and down, thereby driving the first fixed plate 101 and the lifting plate 102 to move up and down.

[0055] The lifting components also include:

[0056] A first clamping handle 107, the first clamping handle 107 is threadedly connected to the inside of the lifting plate 102;

[0057] A guide rod 108, the guide rod 108 is slidably connected inside the lifting plate 102;

[0058] The second fixing plate 103 is fixedly connected to the front end of the guide rod 108, and the second fixing plate 103 is rotatably connected to the front end of the first clamping handle 107. The second fixing plate 103 is fixedly connected to the guide rod 108, and the second fixing plate 103 is rotatably connected to the first clamping handle 107. When the first clamping handle 107 rotates, the second fixing plate 103 can be driven to move forward, thereby fixing the flange, facilitating welding, and improving safety during work.

[0059] The specific usage and function of this embodiment are as follows:

[0060] When the utility model is in use, firstly, the flange to be welded is placed above the connecting plate 104, and the first clamping handle 107 is rotated, and the first clamping handle 107 drives the second fixing plate 103 to move forward, thereby fixing the flange, and then the lifting motor 105 is started, and the lifting motor 105 drives the lifting screw 106 to rotate, and the lifting screw 106 drives the connecting plate 104 to move, thereby driving the flange to move, which facilitates welding work and improves safety during work.

[0061] Embodiment 2:

[0062] As attached Figure 1 To Attachment Figure 5 As shown:

[0063] The utility model provides an elbow processing fixture, which comprises a position adjustment component, and the position adjustment component is arranged above a frame 1.

[0064] Among them, the position adjustment component includes:

[0065] An adjusting frame 2, wherein the adjusting frame 2 is fixedly connected above the frame 1;

[0066] A sliding block 202, the sliding block 202 is slidably connected inside the adjustment frame 2;

[0067] The moving rod 201 is fixedly connected to the inner side of the sliding block 202. The moving rod 201 and the sliding block 202 are fixedly connected. When the sliding block 202 moves inside the adjusting frame 2, the moving rod 201 can be driven to move.

[0068] Among them, the position adjustment component also includes:

[0069] The fastening bolt 203 is threadedly connected above the sliding block 202. The fastening bolt 203 is threadedly connected to the sliding block 202. When the sliding block 202 reaches a suitable position, it can be fixed by tightening the fastening bolt 203.

[0070] Among them, the position adjustment component also includes:

[0071] The fixed base 204 is slidably connected to the outside of the moving rod 201. The fixed base 204 and the moving rod 201 are slidably connected to each other, so that the fixed base 204 can move freely inside the adjustment frame 2.

[0072] A first clamping block 205, the first clamping block 205 is fixedly connected above the fixed base 204, and a notch is provided in front of the first clamping block 205;

[0073] The guide groove 206 is disposed inside the fixed base 204 .

[0074] Among them, the position adjustment component also includes:

[0075] A clamping screw 212, the clamping screw 212 is rotatably connected to the interior of the fixed base 204;

[0076] The second clamping block 207 is slidably connected inside the guide groove 206, and the second clamping block 207 is threadedly connected to the outside of the clamping screw 212. The second clamping block 207 is slidably connected to the guide groove 206, and the second clamping block 207 is threadedly connected to the clamping screw 212. When the clamping screw 212 rotates, it can drive the second clamping block 207 to move backward, thereby realizing the function of fixing the elbow.

[0077] Among them, the position adjustment component also includes:

[0078] A transmission protection shell 208, the transmission protection shell 208 is fixedly connected to the front of the fixed base 204;

[0079] A second clamping handle 211, the second clamping handle 211 is rotatably connected to the inside of the transmission protection shell 208;

[0080] The transmission worm 210 is fixedly connected to the left side of the second clamping handle 211. The transmission worm 210 is fixedly connected to the second clamping handle 211. When the second clamping handle 211 rotates, the transmission worm 210 can be driven to rotate.

[0081] The transmission worm wheel 209 is fixedly connected to the front end of the clamping screw 212. The transmission worm wheel 209 is meshed with the transmission worm 210 to form a worm gear transmission mechanism. The function of the transmission worm wheel 209 is that the transmission worm 210 is meshed with the transmission worm 210. When the transmission worm 210 rotates, the transmission worm wheel 209 can be driven to rotate. The transmission worm wheel 209 is fixedly connected to the clamping screw 212. When the transmission worm wheel 209 rotates, the clamping screw 212 can be driven to rotate, thereby driving the second clamping block 207 to move backward, thereby fixing the elbow to facilitate docking with the fixed flange, and then welding work can be carried out, avoiding the phenomenon that the flange is heavy and inconvenient to dock, and simplifying the docking process.

[0082] The specific usage and function of this embodiment are as follows:

[0083] When the utility model is in use, the elbow is first placed above the fixed base 204, and then the second clamping handle 211 is rotated, the second clamping handle 211 drives the transmission worm 210 to rotate, the transmission worm 210 drives the transmission worm wheel 209 to rotate, the transmission worm wheel 209 drives the clamping screw 212 to rotate, and the clamping screw 212 drives the second clamping block 207 to move backward, thereby realizing the function of fixing the elbow, and then the fixed base 204 is pushed to connect the position of the elbow with the flange, and after adjusting to the appropriate position, the fastening bolts 203 are tightened, so that the flange and the elbow remain stable, which is convenient for welding work, avoids the phenomenon that the flange is heavy and it is inconvenient to connect, and simplifies the connection process.

Claims

1. An elbow processing fixture, characterized in that: include: Rack (1); A first fixing plate (101), the first fixing plate (101) being slidably connected inside the left side of the frame (1); A lifting plate (102), the lifting plate (102) being slidably connected inside the left side of the frame (1); A connecting plate (104), the first fixing plate (101) and the left side of the lifting plate (102) being fixedly connected with the connecting plate (104); A lifting motor (105), the lifting motor (105) being fixedly connected to the upper left side of the frame (1); A lifting assembly, the lifting assembly being arranged on the left side of the frame (1); A position adjustment component is arranged above the frame (1).

2. An elbow processing fixture as claimed in claim 1, characterized in that: The lifting assembly comprises: The lifting screw (106) is coaxially fixedly connected to the lower end of the lifting motor (105), and the lifting screw (106) is threadedly connected to the inside of the connecting plate (104).

3. An elbow processing fixture as claimed in claim 2, characterized in that: The lifting assembly also includes: A first clamping handle (107), wherein the first clamping handle (107) is threadedly connected to the inside of the lifting plate (102); A guide rod (108), wherein the guide rod (108) is slidably connected inside the lifting plate (102); A second fixing plate (103), the second fixing plate (103) is fixedly connected to the front end of the guide rod (108), and the second fixing plate (103) is rotatably connected to the front end of the first clamping handle (107).

4. An elbow processing fixture as described in any one of claims 1 to 3, characterized in that: The position adjustment component includes: An adjusting frame (2), wherein the adjusting frame (2) is fixedly connected above the frame (1); A sliding block (202), the sliding block (202) being slidably connected inside the adjustment frame (2); A moving rod (201), wherein the moving rod (201) is fixedly connected to the inner side of the sliding block (202).

5. An elbow processing fixture as claimed in claim 4, characterized in that: The position adjustment component also includes: A fastening bolt (203) is threadedly connected above the sliding block (202).

6. An elbow processing fixture as claimed in claim 4, characterized in that: The position adjustment component also includes: A fixed base (204), wherein the fixed base (204) is slidably connected to the outside of the moving rod (201); A first clamping block (205), wherein the first clamping block (205) is provided with a notch in front and is fixedly connected above the fixed base (204); A guide groove (206), wherein the guide groove (206) is arranged inside the fixed base (204).

7. The elbow processing fixture as claimed in claim 1, characterized in that: The position adjustment component also includes: A clamping screw (212), wherein the clamping screw (212) is rotatably connected to the interior of the fixed base (204); A second clamping block (207), wherein the second clamping block (207) is slidably connected inside the guide groove (206), and the second clamping block (207) is threadedly connected to the outside of the clamping screw (212).

8. The elbow processing fixture as claimed in claim 1, characterized in that: The position adjustment component also includes: A transmission protection shell (208), wherein the transmission protection shell (208) is fixedly connected to the front of the fixed base (204); A second clamping handle (211), the second clamping handle (211) being rotatably connected to the inside of the transmission protection housing (208); A transmission worm (210), wherein the transmission worm (210) is fixedly connected to the left side of the second clamping handle (211); A transmission worm wheel (209) is fixedly connected to the front end of a clamping screw (212), and the transmission worm wheel (209) meshes with a transmission worm (210) to form a worm gear transmission mechanism.

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