Linear cutting clamp for machining two end faces of stamping part clamping ring

Abstract

The utility model discloses a linear cutting clamp for machining two end faces of a stamping part clamping ring. The clamp is composed of a clamp body, a pressing block, a floating pressing block, a pressing plate, a first fixing device, a second fixing device and the like. During use, a clamping ring part needing to be machined is installed on the linear cutting clamp, it is guaranteed that allowance exists on the two sides, then pressing is conducted, the linear cutting clamp is attracted to a magnetic table, the protruding inclined face part of the clamping ring part is cut, after one side is machined, the whole clamping ring part is turned round, and the inclined face on the other side is directly machined. The wire cutting clamp is made into a combined type and is convenient to disassemble, convenient to maintain and replace, and the manufacturing and maintaining cost is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of mechanical processing, and in particular relates to a wire cutting fixture used for processing the two end surfaces of a clamp ring of a stamping part. Background Art

[0002] A clamping ring part formed by sheet metal stamping Figure 1 , the clamping ring needs to be processed on both ends. This part is a stamping part with a thickness of 1.5. It cannot be directly processed by pressing the arc surface with a flat plate, otherwise the part will be deformed. Therefore, if it is processed on a CNC milling machine, it also needs to be clamped, and the center of the arc needs to be found to determine the angle position before processing. The efficiency is low and the CNC milling machine takes a long time. There are many parts. In order to meet the requirements of the drawings and improve efficiency, it is necessary to design a set of fixtures for processing on the online cutting equipment to replace CNC milling. Utility Model Content

[0003] The utility model aims to provide a set of high-precision and easy-to-use wire cutting fixtures for processing both sides of a non-full-shaped clamp ring, which can be easy for operators to use while ensuring the processing quality of parts.

[0004] The technical solution of the utility model is as follows: a wire cutting fixture for processing the two end faces of the stamping part clamp, comprising a fixture body, a profile block, a floating block, a pressure plate, a fixing device 1, and a fixing device 2; the floating block is placed on the top of the pressure plate and fixedly connected by screws, and the top surface of the screw is lower than the top surface of the floating block; a clamping ring cavity groove is provided at the bottom of the body, a connecting block is provided in the middle of one side of the clamp body, and a hole 1 is provided on the other side away from the clamping ring cavity groove, the connecting block is provided with a hole 2 perpendicular to the axial direction of the hole 1, and the connecting block is also provided with a pin groove perpendicular to the axial direction of the hole 2; the profile block is a convex structure, the profile block is placed on the top of the floating block, and the pressure plate is fixedly connected to the fixture body by the fixing device 1 cooperating with the hole 1, and the fixing device 2 cooperating with the hole 2. The stamping part clamp is placed in the clamping ring cavity groove, and the bottom is pressed by the profile block, and the fixed floating block and the pressure plate are fixed to the stamping part clamp in the fixture body through the fixing device 1 and the fixing device 2.

[0005] Furthermore, the fixing device 1 is composed of a live bolt 1, a nut and a cylindrical pin 1, and the fixing device 2 is composed of a live bolt 2, a shoulder nut and a cylindrical pin 2; one end of the live bolt 1 and the live bolt 2 are both enlarged head structures, and a pin hole is provided on the enlarged head structure perpendicular to the axial direction of the live bolt and is matched with the cylindrical pin; the outer side of the other end of the live bolt 1 is threadedly matched with the nut and the hole 1, and the shoulder nut is threadedly matched with the outer side of the other end of the cylindrical pin 2.

[0006] Furthermore, the cross section of the pressure plate is a symmetrical "I"-shaped structure, with a groove at the center position perpendicular to the cross section, and a hole three is provided in the center of the groove to be threadedly connected with a screw; the side of the pressure plate away from the groove is consistent with the cross section direction of the pressure plate and has coaxial holes four and five to cooperate with cylindrical pin one. The groove is tightly fitted with the bottom of the floating pressure block

[0007] Furthermore, the connection block is provided with a pin groove which is perpendicular to the axial direction of the second hole.

[0008] Furthermore, the top surface of the fixture body is a horizontal plane, and hollow triangular weight-reducing fixtures are symmetrically arranged near the two end surfaces of the fixture body, and are made of magnetic steel, which is convenient for adsorption on the magnetic table for processing. The floating pressure block adopts a floating structure.

[0009] The clamp is composed of a clamp body, a floating pressure block, a profile pressure block, a pressure plate, a shoulder nut, a live bolt and other parts. The parts are easy to assemble and disassemble, which is conducive to maintenance and replacement.

[0010] Beneficial effects of the utility model:

[0011] (1) The floating pressure block adopts a floating structure, which makes the force more uniform;

[0012] (2) The two sides of the body are the processing angles, which reduces the operator's alignment time. After processing one end of the part, the other end can be processed directly without disassembly;

[0013] (3) The weight of the tool is reduced by machining a triangular hollow tool in the middle of the main body. Because the tool is adsorbed on the magnetic table by magnetic force during processing, the weight of the tool is reduced as much as possible while ensuring stable installation, which also reduces the labor intensity of the operator.

[0014] (4) The wire cutting fixture adopts modular type, which is convenient for processing, assembly and maintenance;

[0015] (5) Design a special wire cutting fixture, which is easy to operate and avoids the problem of occupying the CNC milling equipment for a long time. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings herein are incorporated into the specification and constitute a part of the specification, showing embodiments consistent with the present utility model, and together with the specification, are used to explain the principles of the present utility model. Obviously, the drawings described below are only some embodiments of the present utility model, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work. In the drawings:

[0017] Figure 1 It is a schematic diagram of the parts structure that need to be processed on both end surfaces of the stamping clamp ring;

[0018] Figure 2 for Figure 1 AA direction profile;

[0019] Figure 3 A schematic diagram of the structure of the wire cutting fixture clamped with parts for processing the two end faces of the clamp ring of a stamping part provided by the utility model;

[0020] Figure 4 for Figure 3 BB direction profile;

[0021] Figure 5 A schematic diagram of the structure of the clamp body provided by the utility model;

[0022] Figure 6 A left side view of the clamp body provided by the utility model;

[0023] Figure 7 A top view of the clamp body provided by the utility model;

[0024] Figure 8 for Figure 5 CC direction profile;

[0025] Fig. 9 A schematic diagram of the pressing plate structure provided by the utility model;

[0026] Fig.10 for Fig. 9 DD direction profile;

[0027] Fig.11 A schematic diagram of the profile pressing block structure provided by the utility model;

[0028] Fig.12 for Fig.11 EE direction profile;

[0029] Fig.13 A left side view of the swing bolt provided by the utility model;

[0030] Fig.14 A front view of the movable bolt provided by the utility model;

[0031] In the attached drawings: 1- fixture body, 11- clamping ring cavity groove, 12- connection block, 13- hole 1, 121- hole 2, 122- clamping groove,

[0032] 2- Profile block,

[0033] 3-floating pressure block, 31-screw,

[0034] 4-pressing plate, 41-groove, 42-hole three, 43-hole four, 44-hole five,

[0035] 5-fixing device 1, 51-swing bolt 1, 52-nut, 53-cylindrical pin 1, 511-enlarged head structure 1, 512-pin hole 1,

[0036] 6-fixing device 2, 61-swing bolt 2, 62-shoulder nut, 63-cylindrical pin 2, 611-enlarged head structure 2, 612-pin hole 2,

[0037] 7-Clamp ring parts. DETAILED DESCRIPTION

[0038] The example embodiments will now be described more fully with reference to the accompanying drawings. However, the example embodiments can be implemented in a variety of forms and should not be construed as limited to the examples set forth herein; on the contrary, these embodiments are provided so that the present invention will be more comprehensive and complete, and the concept of the example embodiments will be fully conveyed to those skilled in the art.

[0039] See also Figure 3-14 , including a fixture body 1, a profile pressure block 2, a floating pressure block 3, a pressure plate 4, a fixing device 1 5, and a fixing device 2 6; the floating pressure block 3 is placed on the top of the pressure plate 4 and fixedly connected by a screw 31, and the top surface of the screw 31 is lower than the top surface of the floating pressure block 3; the cross section of the fixture body 1 is a triangular structure with a missing corner, a clamp ring cavity groove 11 is provided at the bottom of the fixture body 1, a connecting block 12 is provided in the middle of one side of the fixture body 1, and a hole 13 is provided on the other side away from the clamp ring cavity groove 11; the connecting block 12 is provided with a hole 2 121 perpendicular to the direction of the hole 13, and the connecting block 12 is also provided with a clamping groove 122 perpendicular to the axial direction of the hole 2 121; the profile pressure block 2 is a convex structure in cross section and cooperates with the clamp ring cavity groove 11; the profile pressure block 2 is placed on the top of the floating pressure block 3, the pressure plate 4 and the fixture body 1 are connected with the hole 13 by the fixing device 1 5, and the fixing device 2 6 is placed in the clamping groove 122 and fixedly connected with the hole 2 121. The top surface of the clamp body 1 is set as a horizontal plane, and the clamp body 1 is symmetrically set with hollow triangles near the two end surfaces, which reduces the weight of the tooling, reduces the labor intensity of the operator, and reduces the cost. The clamp body 1 is made of magnetic steel material, and the wire cutting clamp needs to be adsorbed on a magnetic table for use, which is easy to operate.

[0040] The fixing device 15 is composed of a movable bolt 151, a nut 52 and a cylindrical pin 153, and the fixing device 26 is composed of a movable bolt 261, a shoulder nut 62 and a cylindrical pin 263; one end of the movable bolt 151 is formed into an enlarged head structure 1511, and a pin hole 1512 is axially arranged on the enlarged head structure 1511 vertically to the movable bolt 151 and matched with the cylindrical pin 153; one end of the movable bolt 261 is formed into an enlarged head structure 2611, and a pin hole 2612 is axially arranged on the enlarged head structure 2611 vertically to the movable bolt 261 and matched with the cylindrical pin 263; the outer side of the other end of the movable bolt 151 is threadedly connected with the nut 52 and the hole 13, and the outer side of the other end of the movable bolt 261 is threadedly connected with the shoulder nut 62; the cylindrical pin 263 is matched with the hole 2121 for easy disassembly and installation.

[0041] The cross section of the pressure plate 4 is a symmetrical "I"-shaped structure, with a groove 41 provided at the center position perpendicular to the cross section, and a hole 3 42 provided at the center of the groove 41 to be threadedly connected with the screw 31; the side of the pressure plate 4 away from the groove 41 is provided with a coaxial hole 43 and a hole 5 44 in the same direction as the cross section of the pressure plate 4 to be matched with a cylindrical pin 1 53. The groove 41 is tightly matched with the bottom of the floating pressure block 3.

[0042] When in use, install the clamp part 7 to be processed in the clamp cavity groove 11, and the profile pressure block 2 is fixed on the fixture body 1 through the pressure plate 4 and the fixing device 1 5 and the fixing device 2 6. The floating pressure block 3 is placed on the top of the pressure plate 4 and fixedly connected by screws 31. The installation position of the clamp part 7 should ensure that there is margin at both ends after the part is installed. The angles on both sides of the clamp body are the clamp angles that need to be guaranteed. During processing, the clamp needs to suck the top surface of the clamp body 1 onto the magnetic table, and the wire cutting is used to cut the protruding part of the clamp part along the inclined surface of the tooling. After processing, the clamp part is not disassembled, and the whole is turned around to cut the protruding part of the clamp part on the other end face. Through batch processing verification, the angle of the processed clamp fully meets the design requirements.

[0043] The above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Any modification or equivalent substitution made to the technical solution of the utility model by ordinary technicians in this field shall be included in the scope of the claims of the utility model as long as it does not depart from the spirit and scope of the technical solution of the utility model.

Claims

1. A wire cutting fixture for processing both end faces of a stamping collar, characterized in that: The clamp body (1) comprises a clamp body (1), a profile pressure block (2), a floating pressure block (3), a pressure plate (4), a fixing device 1 (5), and a fixing device 2 (6); the floating pressure block (3) is placed on the top of the pressure plate (4) and is fixedly connected by a screw (31), and the top surface of the screw (31) is lower than the top surface of the floating pressure block (3); the cross section of the clamp body (1) is a triangular structure with missing corners, the bottom of the clamp body (1) is provided with a clamping ring cavity groove (11), the middle part of one side of the clamp body (1) is provided with a connecting block (12), and the other side away from the clamping ring cavity groove (11) is provided with a The connecting block (12) is provided with a second hole (121) perpendicular to the direction of the first hole (13); the connecting block (12) is also provided with a clamping groove (122) perpendicular to the axial direction of the second hole (121); the profile pressing block (2) is a convex structure matched with the clamping ring cavity groove (11); the profile pressing block (2) is placed on the top of the floating pressing block (3), the pressing plate (4) and the clamp body (1) are fixedly connected through the fixing device (5) matched with the first hole (13), and the fixing device (6) is placed in the clamping groove (122) matched with the second hole (121).

2. The wire cutting fixture for processing both end surfaces of a stamping collar according to claim 1 is characterized in that: The fixing device 1 (5) is composed of a movable bolt 1 (51), a nut (52) and a cylindrical pin 1 (53); the fixing device 2 (6) is composed of a movable bolt 2 (61), a shoulder nut (62) and a cylindrical pin 2 (63); one end of the movable bolt 1 (51) is formed into an enlarged head structure 1 (511), and a pin hole 1 (512) is arranged on the enlarged head structure 1 (511) perpendicular to the axial direction of the movable bolt 1 (51) to cooperate with the cylindrical pin 1 (53); the movable bolt One end of bolt 2 (61) forms an enlarged head structure 2 (611), and a pin hole 2 (612) is axially arranged on the enlarged head structure 2 (611) vertically on the movable bolt 2 (61) to cooperate with the cylindrical pin 2 (63); the outer side of the other end of the movable bolt 1 (51) is threadedly connected with the nut (52) and the hole 1 (13), and the outer side of the other end of the movable bolt 2 (61) is threadedly connected with the shoulder nut (62); the cylindrical pin 2 (63) is threadedly connected with the hole 2 (121).

3. The wire cutting fixture for processing both end surfaces of a stamping collar according to claim 1, characterized in that: The cross section of the pressing plate (4) is a symmetrical "I"-shaped structure, and a groove (41) is provided at the center position in a direction perpendicular to the cross section. A third hole (42) is provided in the center of the groove (41) to be threadedly connected with the screw (31); the side of the pressing plate (4) away from the groove (41) is provided with a coaxial fourth hole (43) and a fifth hole (44) in the same direction as the cross section of the pressing plate (4) to be matched with a cylindrical pin one (53).

4. The wire cutting fixture for processing both end surfaces of a stamping collar according to claim 3 is characterized in that: The groove (41) is tightly fitted with the bottom of the floating pressure block (3).

5. The wire cutting fixture for processing both end surfaces of a stamping collar according to claim 1, characterized in that: The top surface of the clamp body (1) is arranged as a horizontal plane, and hollow triangles are symmetrically arranged near the two end surfaces of the clamp body (1).

6. The wire cutting fixture for processing both end surfaces of a stamping collar according to claim 1, characterized in that: The clamp body (1) is made of magnetic steel.

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