Tool clamp for welding air inlet connector

Abstract

The utility model relates to the technical field of mechanical manufacturing, in particular to a work fixture for welding an air inlet connector, which comprises a bottom frame and a workpiece group, the workpiece group comprises a first fixing piece, a second limiting pin is used for positioning, a second fixing piece is placed on the bottom frame, a second through hole is sleeved with a second fixing bolt, and the first fixing piece is fixed on the bottom frame. Then a second fixing piece is fixed to the bottom frame through a second nut, a second connecting workpiece is welded to the second fixing piece, then a first limiting pin is used for positioning, the first fixing piece is placed above the top frame, a first through hole is connected with a first fixing bolt in a sleeved mode, and four first nuts are screwed to fix the first fixing piece to the top frame; the first connecting workpiece is welded to the upper portion of the first fixing piece, the third connecting workpiece is welded to the adjacent position of the first connecting workpiece and the second connecting workpiece, the first nut and the second nut are detached, the workpiece set is taken out and corrected, and the problem that when an existing air inlet connector is assembled, efficiency is low is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical manufacturing, in particular to a tooling fixture used for welding air inlet combining parts. Background Art

[0002] There is no tooling when assembling the air inlet joints of textile machinery and equipment. It is assembled manually and requires two people to work together to fix it. One person positions it and holds it steady while the other person spot welds it. This production method is not only inefficient, but also has unstable dimensional accuracy. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies in the prior art, the utility model provides a tooling fixture for welding air inlet couplings, which solves the technical problem that the existing air inlet couplings have no tooling when being assembled, and are assembled manually, requiring two people to work together to fix them, one person positioning and holding them steady while the other person spot welds. This production method is not only inefficient, but also has the technical problem of unstable dimensional accuracy.

[0005] (II) Technical solution

[0006] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0007] A tooling fixture for welding an air inlet joint comprises a base frame and a workpiece group, wherein the workpiece group comprises a first fixing member, a first connecting workpiece, a second fixing member, a second connecting workpiece and a third connecting workpiece, wherein the first fixing member is provided with eight first through holes, and the second fixing member is provided with eight second through holes, a connecting block is fixedly connected to the top of the base frame, a top frame is fixedly connected to the connecting block at a position away from the base frame, a positioning mechanism and a fixing mechanism are arranged above the base frame and above the top frame, and the workpiece group is fixed above the positioning mechanism and the fixing mechanism.

[0008] Preferably: the positioning mechanism includes a first limit pin, the first limit pin is fixedly connected to the top of the top frame, the positioning mechanism also includes a second limit pin, the second limit pin is fixedly connected to the top of the bottom frame, and the number of the first limit pin and the second limit pin are both eight.

[0009] Preferably: the fixing mechanism includes a first fixing bolt, the first fixing bolt is fixedly connected to the top of the base frame, the first fixing bolt penetrates the top frame, and the fixing mechanism also includes a second fixing bolt, the second fixing bolt is fixedly connected to the top of the base frame.

[0010] Preferably, the radius of the outer ring of the top frame is equal to the radius of the outer ring of the bottom frame, and the radius of the inner ring of the top frame is greater than half the radius of the inner ring of the bottom frame.

[0011] Preferably: a first fixing member is placed above the top frame and on the outside of the eight first limit pins, and the first through hole defined in the first fixing member is sleeved with the first fixing bolt, a second fixing member is placed above the bottom frame and on the outside of the second limit pin, and the second through hole defined in the second fixing member is sleeved with the second fixing bolt, the first fixing bolt passes through one end of the first fixing member and is rotatably sleeved with a first nut, and the second fixing bolt passes through one end of the second fixing member and is rotatably sleeved with a second nut.

[0012] Preferably, the number of the first nuts and the number of the second nuts are both four.

[0013] (III) Beneficial effects

[0014] 1. Use the second limit pin for positioning, place the second fixing part on the base frame, make the second through hole sleeve the second fixing bolt, and then use the second nut to fix the second fixing part on the base frame, and then weld the second connecting workpiece to the second fixing part, and then use the first limit pin for positioning, first place the first fixing part on the top frame, make the first through hole sleeve the first fixing bolt, and then screw on the four first nuts to fix the first fixing part on the top frame, and then weld the first connecting workpiece to the top of the first fixing part, and finally weld the third connecting workpiece to the adjacent part of the first connecting workpiece and the second connecting workpiece, and finally complete the welding, remove the first nut and the second nut, take out the workpiece group for correction, which solves the problem that there is no tooling when assembling the existing air inlet combination parts, and manual assembly is adopted, which requires two people to work together to fix it, one person puts it in place and holds it steady, and the other person spot welds, which is inefficient.

[0015] Second, by utilizing the strong pre-tightening force provided by the first limit pin and the second limit pin, full welding can be performed directly inside the fixture, and the product can be taken out after cooling. This can reduce the deformation of welding, improve the accuracy of the product, and solve the problem of unstable dimensional accuracy when assembling the existing air inlet joint parts because there is no fixture. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the utility model in conjunction with the accompanying drawings.

[0017] Figure 1 This is the overall structure diagram of the device of the utility model;

[0018] Figure 2 This is the overall structure diagram of the fixture of the utility model;

[0019] Figure 3 It is an exploded structural diagram of the entire device of the utility model;

[0020] Figure 4 It is a side structural diagram of the tooling fixture and the second fixing member of the utility model.

[0021] Figure 5 This is an exploded structural diagram of the workpiece assembly of the utility model;

[0022] Figure 6 This is a bottom view of the workpiece assembly of the utility model.

[0023] Legend: 1. Base frame; 2. First fixing bolt; 3. Second fixing bolt; 4. First fixing piece; 5. First connecting workpiece; 6. Second fixing piece; 7. Second connecting workpiece; 8. Third connecting workpiece; 101. Connecting block; 102. Top frame; 103. First limiting pin; 104. Second limiting pin; 201. First nut; 301. Second nut; 401. First through hole; 601. Second through hole. DETAILED DESCRIPTION

[0024] The embodiment of the present application provides a tooling fixture for welding air inlet connectors, which effectively solves the problem that the existing air inlet connectors have no tooling when being assembled, and are assembled manually, requiring two people to work together to fix them, one person positioning them and holding them steady while the other person spot welds them. This production method is not only inefficient, but also has unstable dimensional accuracy.

[0025] like Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, the technical solution in the embodiment of the present application effectively solves the technical problem that the existing air inlet combination parts have no tooling when they are assembled, and are assembled manually, which requires two people to work together to fix them, one person to place them firmly and the other person to spot weld them. This production is not only inefficient, but also has unstable dimensional accuracy. The overall idea is as follows:

[0026] In view of the problems existing in the prior art, the utility model provides a tooling fixture for welding air inlet joints, including a base frame 1 and a workpiece group, the workpiece group including a first fixing member 4, a first connecting workpiece 5, a second fixing member 6, a second connecting workpiece 7 and a third connecting workpiece 8, the first fixing member 4 is provided with eight first through holes 401, the second fixing member 6 is provided with eight second through holes 601, a connecting block 101 is fixedly connected to the top of the base frame 1, a top frame 102 is fixedly connected to the connecting block 101 away from the base frame 1, a positioning mechanism and a fixing mechanism are arranged above the base frame 1 and above the top frame 102, and the workpiece group is fixed above the positioning mechanism and the fixing mechanism.

[0027] The positioning mechanism includes a first limit pin 103, which is fixedly connected to the top of the top frame 102. The positioning mechanism also includes a second limit pin 104, which is fixedly connected to the top of the bottom frame 1. The number of the first limit pin 103 and the second limit pin 104 are both eight.

[0028] The fixing mechanism includes a first fixing bolt 2 , which is fixedly connected to the top of the base frame 1 and penetrates the top frame 102 . The fixing mechanism also includes a second fixing bolt 3 , which is fixedly connected to the top of the base frame 1 .

[0029] The radius of the outer ring of the top frame 102 is equal to the radius of the outer ring of the bottom frame 1 , and the radius of the inner ring of the top frame 102 is greater than half of the radius of the inner ring of the bottom frame 1 .

[0030] A first fixing member 4 is placed above the top frame 102 and on the outside of the eight first limiting pins 103, and the first through hole 401 opened in the first fixing member 4 is sleeved with the first fixing bolt 2. A second fixing member 6 is placed above the bottom frame 1 and on the outside of the second limiting pin 104, and the second through hole 601 opened in the second fixing member 6 is sleeved with the second fixing bolt 3. One end of the first fixing bolt 2 passes through the first fixing member 4 and is rotatably sleeved with the first nut 201, and one end of the second fixing bolt 3 passes through the second fixing member 6 and is rotatably sleeved with the second nut 301.

[0031] The number of the first nuts 201 and the number of the second nuts 301 are both four.

[0032] Use the second limiting pin 104 for positioning, place the second fixing member 6 on the base frame 1, make the second through hole 601 sleeve the second fixing bolt 3, and then use the second nut 301 to fix the second fixing member 6 on the base frame 1, and then weld the second connecting workpiece 7 to the second fixing member 6, and then use the first limiting pin 103 for positioning, first place the first fixing member 4 on the top frame 102, make the first through hole 401 sleeve the first fixing bolt 2, and then screw on four first nuts 201 to fix the first fixing member 4 on the top frame 102, and then weld the first connecting workpiece 5 to the top of the first fixing member 4, and finally weld the third connecting workpiece 8 to the adjacent position of the first connecting workpiece 5 and the second connecting workpiece 7, and finally complete the welding, remove the first nut 201 and the second nut 301, take out the workpiece group for correction, so as to solve the problem that there is no tooling when assembling the existing air inlet combination, and manual assembly is adopted, which requires two people to work together to fix it, one person puts it in place and holds it steady, and the other person spot welds it. Such production is not only inefficient, but also has the problem of unstable dimensional accuracy.

[0033] Working principle:

[0034] Use the second limit pin 104 for positioning, place the second fixing member 6 on the base frame 1, make the second through hole 601 sleeve the second fixing bolt 3, and then use the second nut 301 to fix the second fixing member 6 on the base frame 1, and then weld the second connecting workpiece 7 to the second fixing member 6, and then use the first limit pin 103 for positioning, first place the first fixing member 4 on the top frame 102, make the first through hole 401 sleeve the first fixing bolt 2, and then screw on the four first nuts 201 to fix the first fixing member 4 on the top frame 102, then weld the first connecting workpiece 5 to the top of the first fixing member 4, and finally weld the third connecting workpiece 8 to the adjacent position of the first connecting workpiece 5 and the second connecting workpiece 7, and finally complete the assembly welding, remove the first nut 201 and the second nut 301, and take out the workpiece assembly for correction.

[0035] Finally, it should be noted that: Obviously, the above embodiments are only examples for clearly explaining the present invention, and are not intended to limit the implementation methods. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived from this are still within the scope of protection of the present invention.

Claims

1. A fixture for welding an air inlet joint, comprising a base frame (1) and a workpiece group, wherein the workpiece group comprises a first fixing member (4), a first connecting workpiece (5), a second fixing member (6), a second connecting workpiece (7) and a third connecting workpiece (8), wherein the first fixing member (4) is provided with eight first through holes (401), and the second fixing member (6) is provided with eight second through holes (601), wherein: A connection block (101) is fixedly connected above the bottom frame (1), a top frame (102) is fixedly connected to the connection block (101) at a position away from the bottom frame (1), and a positioning mechanism and a fixing mechanism are provided above the bottom frame (1) and above the top frame (102); Wherein, the workpiece group is fixed above the positioning mechanism and the fixing mechanism.

2. A fixture for welding an air inlet joint as claimed in claim 1, characterized in that: The positioning mechanism comprises a first limit pin (103), wherein the first limit pin (103) is fixedly connected to the top of the top frame (102); the positioning mechanism also comprises a second limit pin (104), wherein the second limit pin (104) is fixedly connected to the top of the bottom frame (1); the number of the first limit pin (103) and the number of the second limit pin (104) are both eight.

3. A fixture for welding air inlet joints according to claim 1, characterized in that: The fixing mechanism comprises a first fixing bolt (2), the first fixing bolt (2) is fixedly connected to the top of the base frame (1), the first fixing bolt (2) penetrates the top frame (102), and the fixing mechanism also comprises a second fixing bolt (3), the second fixing bolt (3) is fixedly connected to the top of the base frame (1).

4. A fixture for welding air inlet joints as claimed in claim 3, characterized in that: The radius of the outer ring of the top frame (102) is equal to the radius of the outer ring of the bottom frame (1), and the radius of the inner ring of the top frame (102) is greater than half the radius of the inner ring of the bottom frame (1).

5. A fixture for welding air inlet joints as claimed in claim 3, characterized in that: A first fixing member (4) is placed above the top frame (102) and outside the eight first limiting pins (103), and a first through hole (401) provided in the first fixing member (4) is sleeved with the first fixing bolt (2). A second fixing member (6) is placed above the bottom frame (1) and outside the second limiting pin (104), and a second through hole (601) provided in the second fixing member (6) is sleeved with the second fixing bolt (3). One end of the first fixing bolt (2) passes through the first fixing member (4) and is rotatably sleeved with a first nut (201), and one end of the second fixing bolt (3) passes through the second fixing member (6) and is rotatably sleeved with a second nut (301).

6. A fixture for welding air inlet joints according to claim 5, characterized in that: The number of the first nuts (201) and the number of the second nuts (301) are both four.

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