Riveting pliers

Abstract

The utility model discloses a pair of pressure riveting pliers, which comprises a pliers head, the top table is mounted on the tong head and detachably connected with the tong head; the push rod is slidably connected with the forceps head and slides along the length direction of the push rod; the pushing and pressing block is installed at the end of the pushing rod and detachably connected with the pushing rod; and the driving assembly is in driving connection with the push rod and used for driving the push rod to slide, so that the push rod drives the push block to move close to or away from the top table, and riveting between the parts is completed. And by replacing the top table and the pushing and pressing block, pressing of patterns of the part and hole pressing of the part can be completed, and the riveting pliers are various in use mode.

Description

TECHNICAL FIELD

[0001] The utility model relates to fastening riveting tool technical field especially relates to a pressure riveter. BACKGROUND

[0002] The pressure riveter is a kind of special tool that makes rivet deform to realize permanent connection of metal parts by mechanical force or hydraulic pressure / pneumatic pressure, and its working principle is to apply pressure to the head to crush and expand the rivet rod, forming a firm riveting point.According to power source, it can be divided into manual, pneumatic, hydraulic and automatic types, and it is suitable for aviation, automobile, building and household appliance manufacturing fields, especially suitable for riveting of metal plates, structural parts or dissimilar materials, with advantages of no welding / hole punching, no damage to material surface, strong vibration resistance, etc.

[0003] Chinese patent publication number CN221388776U discloses a portable manual pressure riveter, which contains handle, connecting rod, head, movable top rod and fixed top rod, the handle is the original part of the pressure riveter, the head is the base of the pressure riveter, the fixed top rod is fixed at the upper end of the U-shaped structure of the head, the rod body of the movable top rod is embedded in the guide hole at the lower end of the U-shaped structure of the head, the movable top rod can be freely extended and retracted after installation, and the center lines of the fixed top rod and the movable top rod are collinear after installation, the lower end of the movable top rod is coaxially hinged with the front ends of the two handle rods, and there is a connecting rod between each handle rod and the head, the upper end of the connecting rod is hinged with the head, and the lower end of the connecting rod is hinged with the handle rod.

[0004] For the related technology in the above, when using the pressure riveter, the shape of the fixed top rod and the movable top rod is fixed, and the pressing of the part pattern and the hole pressing of the part cannot be completed, so the use mode of the pressure riveter is single. INVENTION CONTENTS

[0005] In view of the above technical problems, the utility model provides a pressure riveter, which comprises:

[0006] a head;

[0007] a top table, which is installed on the head and detachably connected with the head;

[0008] a push rod, which is slidably connected with the head along the length direction of the push rod;

[0009] a push block, which is installed on the end of the push rod and detachably connected with the push rod;

[0010] a driving assembly, which is drivingly connected with the push rod and used for driving the push rod to slide, so that the push rod drives the push block to move close to or away from the top table, thereby completing the riveting between parts.

[0011] In order to achieve the above object, the utility model is through the following technical scheme realizes: when riveting the component, the movable jaw head is moved to the riveting position, the top table and the push block abut the two ends of the rivet respectively, the driving assembly drives the push rod to slide, the push block and the top table move towards each other and extrude the rivet, and permanent riveting is formed.

[0012] When the plate is needed to be punched, the top table and the push block are disassembled and replaced by the punching guide column and the matched bushing, the guide column is fixed to the jaw head, and the bushing is fixed to the end of the push rod; the jaw head is moved to the punching position, the driving assembly pushes the guide column and the bushing to extrude the plate, and punching is completed.

[0013] When the pattern of the plate is needed to be pressed, the top table and the push block are disassembled and replaced by the die and the pad assembly, the die is provided with concave-convex lines and is fixed to the jaw head, and the pad is fixed to the end of the push rod; the driving assembly pushes the die and the pad to clamp the plate, and the surface of the plate is formed with the corresponding pattern through the preset pressure.

[0014] Compared with the prior art, the utility model has the following advantages:

[0015] Through the replacement of the top table and the push block, the pattern of the component can be pressed and the component can be punched, and the riveting clamp has various use modes.

[0016] Further preferably, the utility model further comprises:

[0017] The screw rod is fixedly connected with the top table at the end and is connected with the jaw head through thread cooperation.

[0018] Through the rotation of the screw rod, the top table can be driven to displace along the thread axis direction, the quick disassembly and assembly of the top table and the jaw head and the fine adjustment of the riveting pressure are realized, and after disassembly, the punching bushing or the pattern die assembly can be directly replaced.

[0019] Further preferably, the center line of the screw rod is parallel to the length direction of the push rod.

[0020] Through the rotation of the screw rod, the top table can be driven to displace along the axis parallel to the sliding direction of the push rod, the precise adjustment of the distance between the top table and the push block is realized, and the utility model is suitable for rivets of different lengths.

[0021] Further preferably, the push block is threadedly connected with the end of the push rod.

[0022] Through the rotation of the push block, the quick disassembly and assembly of the push block and the push rod can be realized along the axial direction of the push rod, and after disassembly, the punching bushing or the pattern die assembly can be directly replaced.

[0023] Further preferably, the driving assembly comprises:

[0024] The left handle is hinged to the end of the push rod away from the push block, and the hinge shaft is a first shaft;

[0025] The right handle is hingedly connected to the push rod far from the push block, and the hinging shaft is the second shaft, and the right handle is hingedly connected to the left handle, and the hinging shaft is the third shaft;

[0026] The first shaft, the second shaft and the third shaft are coaxially arranged;

[0027] The left connecting rod is hingedly connected to the left handle at one end and hingedly connected to the clamp head at the other end;

[0028] The right connecting rod is hingedly connected to the right handle at one end and hingedly connected to the clamp head at the other end.

[0029] When the push rod needs to slide relative to the clamp head, the left handle and the right handle are held by hand, the left handle and the right handle are pulled to perform opening and closing actions, the left connecting rod provides a pushing force or a pulling force to the left handle, the right connecting rod provides a pushing force or a pulling force to the right handle, and the left handle and the right handle drive the hinged end of the push rod to move, thereby pushing the push rod to slide.

[0030] Further preferably, the outer wall of the left handle is sleeved with a left rubber sleeve, and the outer wall of the right handle is sleeved with a right rubber sleeve.

[0031] The outer surface of the left rubber sleeve is provided with an anti-skid strip.

[0032] The outer surface of the right rubber sleeve is provided with an anti-skid strip.

[0033] The outer surface of the left rubber sleeve is provided with an anti-skid strip.

[0034] Further preferably, the end of the screw rod far from the top platform is provided with a wrench hole matched with a standard wrench.

[0035] The above technical scheme facilitates the rotation of the screw rod by using a standard wrench, and facilitates the disassembly, assembly and replacement of the top platform.

[0036] In summary, compared with the prior art, the utility model has the beneficial effects that: through the replacement of the top platform and the push block, the pressing of the part pattern and the hole pressing of the part can be completed, and the riveting clamp has various use modes. BRIEF DESCRIPTION OF DRAWINGS

[0037] Figure 1 The figure is a structural schematic diagram of the embodiment;

[0038] Mark: 1-clamp head; 2-top platform; 3-push rod; 4-push block; 5-screw rod; 6-driving assembly; 61-left handle; 62-right handle; 63-left connecting rod; 64-right connecting rod; 7-left rubber sleeve; 8-right rubber sleeve; 9-anti-skid strip; 10-wrench hole. DETAILED DESCRIPTION

[0039] The above, in conjunction with the accompanying drawings Figure 1 The utility model is further described in detail.

[0040] A rivet is a special tool for permanently connecting metal parts by mechanical force or hydraulic / pneumatic pressure. Its working principle is to use the pressure of the jaw head to crush and expand the rivet rod, forming a firm riveting point. According to the power source, it can be divided into manual, pneumatic, hydraulic and automatic types, which are suitable for aviation, automobile, building and household appliance manufacturing fields, especially for the riveting of metal plates, structural parts or dissimilar materials, with the advantages of no welding / hole punching, no damage to the material surface, strong vibration resistance, etc.

[0041] Chinese patent publication No. CN221388776U discloses a portable manual riveting clamp, which contains a handle, a connecting rod, a jaw head, a movable top rod and a fixed top rod. The handle is the original part of the riveting clamp. The jaw head is the base of the riveting clamp. The fixed top rod is fixed at the upper end of the U-shaped structure of the jaw head. The rod body of the movable top rod is embedded in the guide hole at the lower end of the U-shaped structure of the jaw head. After installation, the movable top rod can freely extend and retract along the guide hole. The center lines of the fixed top rod and the movable top rod are collinear after installation. The lower end of the movable top rod is coaxially hinged with the front ends of the two handle rods. There is a connecting rod between each side handle rod and the jaw head. The upper end of the connecting rod is hinged with the jaw head, and the lower end of the connecting rod is hinged with the handle rod.

[0042] In view of the above-mentioned related technology, when using the riveting clamp, since the shape of the fixed top rod and the movable top rod is fixed, it cannot complete the pressing of the part pattern and the pressing of the part, and the riveting clamp has a single use mode.

[0043] Based on the above technical problems, the applicant has the following technical solution:

[0044] The top platform and the push block are designed as a structure that can be quickly replaced, which can complete the pressing of the part pattern and the pressing of the part, so that the riveting clamp has a variety of use modes.

[0045] Based on the above idea, the applicant proposes the technical solution of the present application, as follows:

[0046] A riveting clamp, as shown in Figure 1 , comprising:

[0047] a jaw head 1;

[0048] a top platform 2 installed on the jaw head 1 and detachably connected with the jaw head 1;

[0049] a push rod 3 slidably connected with the jaw head 1 along the length direction of the push rod 3;

[0050] The pushing block 4 is installed at the end of the push rod 3 and is detachably connected with the push rod 3.

[0051] The driving assembly 6 is drivingly connected with the push rod 3 and is used for driving the push rod 3 to slide so that the push rod 3 drives the pushing block 4 to move close to or away from the top platform 2, thereby completing riveting between parts.

[0052] In order to achieve the above purpose, the utility model is realized through the following technical scheme: when riveting parts, the movable jaw 1 is moved to a riveting position, the top platform 2 and the pushing block 4 abut against both ends of a rivet respectively, the driving assembly 6 drives the push rod 3 to slide, the pushing block 4 moves towards the top platform 2 and extrudes the rivet, and permanent riveting is formed.

[0053] When it is necessary to punch a hole in a plate part, the top platform 2 and the pushing block 4 are disassembled and replaced by a punching guide column and a matched bushing, the guide column is fixed to the movable jaw 1, and the bushing is fixed to the end of the push rod 3; the movable jaw 1 is moved to a punching position, and the driving assembly 6 pushes the guide column and the bushing to extrude the plate part, thereby completing punching.

[0054] When it is necessary to press a pattern on a plate part, the top platform 2 and the pushing block 4 are disassembled and replaced by a die and a pad assembly, the die is provided with concave-convex lines and is fixed to the movable jaw 1, and the pad is fixed to the end of the push rod 3; the driving assembly 6 pushes the die and the pad to clamp the plate part, and a corresponding pattern is formed on the surface of the plate part through a preset pressing force.

[0055] Through replacement of the top platform 2 and the pushing block 4, pressing of a pattern on a part and punching of a hole in a part can be completed, and the riveting clamp has various uses.

[0056] Specifically, the utility model further includes a screw rod 5, the end of which is fixedly connected with the top platform 2 and is connected with the movable jaw 1 through thread cooperation. The screw rod 5 can drive the top platform 2 to displace along the thread axis direction through rotation, thereby realizing quick disassembly and assembly of the top platform 2 and the movable jaw 1 and fine adjustment of riveting pressure, and the punching bushing or the pattern die assembly can be directly replaced after disassembly.

[0057] Specifically, the center line of the screw rod 5 is parallel to the length direction of the push rod 3. The screw rod 5 can drive the top platform 2 to move along the axis parallel to the sliding direction of the push rod 3 through rotation, thereby realizing accurate adjustment of the distance between the top platform 2 and the pushing block 4 and being suitable for rivets of different lengths.

[0058] Specifically, the pushing block 4 is threadedly connected with the end of the push rod 3. The pushing block 4 can be quickly disassembled and assembled with the push rod 3 along the axial direction of the push rod 3 through rotation, and the punching bushing or the pattern die assembly can be directly replaced after disassembly.

[0059] Specific, drive assembly 6 includes: left handle 61, with the end of the push rod 3 away from the push block 4 hinged, its hinged shaft is the first shaft; right handle 62, with the end of the push rod 3 away from the push block 4 hinged, its hinged shaft is the second shaft, hinged with the left handle 61, its hinged shaft is the third shaft; the first shaft, the second shaft and the third shaft are coaxially arranged; left connecting rod 63, one end of which is hinged with the left handle 61, the other end of which is hinged with the jaw 1; right connecting rod 64, one end of which is hinged with the right handle 62, the other end of which is hinged with the jaw 1.

[0060] When the push rod 3 needs to slide relative to the jaw 1, the left handle 61 and the right handle 62 are held by hand, and the left handle 61 and the right handle 62 are pulled to open and close, the left connecting rod 63 provides a pushing force or a pulling force to the left handle 61, the right connecting rod 64 provides a pushing force or a pulling force to the right handle 62, and the left handle 61 and the right handle 62 drive the hinged end of the push rod 3 to move, thereby pushing the push rod 3 to slide.

[0061] Specifically, the outer wall of the left handle 61 is sleeved with a left rubber sleeve 7, and the outer wall of the right handle 62 is sleeved with a right rubber sleeve 8. The left rubber sleeve 7 protects the outer surface of the left handle 61, and at the same time enhances the friction force to avoid slipping between the hand and the left handle 61; the right rubber sleeve 8 protects the outer surface of the right handle 62, and at the same time enhances the friction force to avoid slipping between the hand and the right handle 62; improve safety.

[0062] Specifically, the outer surfaces of the left rubber sleeve 7 and the right rubber sleeve 8 are provided with anti-skid strips 9. The friction force of the surface of the left handle 61 and the surface of the right handle 62 is further improved.

[0063] Specifically, the end of the screw rod 5 away from the top table 2 is provided with a wrench hole 10 matched with a standard wrench. It is convenient to use a standard wrench to rotate the screw rod 5 to disassemble and replace the top table 2.

[0064] Working principle and process

[0065] Please combine Figure 1 The principle and process of the present application are described in detail as follows: when the parts are riveted, the jaw 1 is moved to the riveting position, the top table 2 and the push block 4 are respectively abutted on both ends of the rivet, the drive assembly 6 drives the push rod 3 to slide, the push block 4 and the top table 2 move towards each other and press the rivet, forming a permanent rivet.

[0066] When it is necessary to punch a hole in the plate, the top table 2 is disassembled by rotating the screw rod 5, the push block 4 is separated from the push rod 3 by rotating the push block 4, and the punching guide column and the matching bushing are replaced, the guide column is fixed to the jaw 1, and the bushing is fixed to the end of the push rod 3; move the jaw 1 to the hole pressing position, drive the guide column and the bushing to press the plate towards each other, and complete the punching.

[0067] When the pattern of the plate needs to be pressed, the rotating screw 5 disassembles the top platform 2, the rotating push block 4 separates the push block 4 from the push rod 3, and is replaced by a die and a pad block assembly, the die is provided with concave-convex patterns and is fixed to the jaw 1, and the pad block is fixed to the end of the push rod 3; the driving assembly 6 pushes the die and the pad block to clamp the plate, and the surface of the plate is formed with corresponding patterns through a preset pressure.

[0068] Through the replacement of the top platform 2 and the push block 4, the pressing of the patterns of the parts and the pressing of the holes of the parts can be completed, and the riveting clamp has various usage modes.

[0069] The specific embodiment is only an explanation of the utility model, and is not a limitation on the utility model, and a person skilled in the art can make a modification of the embodiment without creative contribution according to the needs after reading the specification, and as long as the modification is within the protection scope of the utility model, the patent law is protected.

Claims

1. A type of riveting pliers, characterized in that, include: Pliers head (1); The top platform (2) is installed on the pliers head (1) and is detachably connected to the pliers head (1); The push rod (3) is slidably connected to the pliers (1), and the sliding direction is along the length direction of the push rod (3); A push block (4) is installed at the end of the push rod (3) and is detachably connected to the push rod (3); The drive assembly (6) is driven to connect with the push rod (3) and is used to drive the push rod (3) to slide so that the push rod (3) drives the push block (4) to move closer to or away from the top platform (2) to complete the riveting between the components.

2. The riveting pliers according to claim 1, characterized in that, Also includes: The screw (5) is fixedly connected at its end to the top platform (2) and is connected to the pliers head (1) by a threaded connection.

3. The riveting pliers according to claim 2, characterized in that, The centerline of the screw (5) is parallel to the length direction of the push rod (3).

4. The riveting pliers according to claim 1, characterized in that, The push block (4) is threadedly connected to the end of the push rod (3).

5. The riveting pliers according to claim 1, characterized in that, The driving component (6) includes: The left handle (61) is hinged to the end of the push rod (3) away from the push block (4), and its hinge axis is the first axis; The right handle (62) is hinged to the end of the push rod (3) away from the push block (4), and its hinge axis is the second axis. It is also hinged to the left handle (61), and its hinge axis is the third axis. The first axis, the second axis and the third axis are coaxially arranged; The left connecting rod (63) is hinged at one end to the left handle (61) and at the other end to the pliers head (1); The right connecting rod (64) is hinged at one end to the right handle (62) and at the other end to the pliers head (1).

6. The riveting pliers according to claim 5, characterized in that, The left handle (61) is fitted with a left rubber sleeve (7) on its outer wall, and the right handle (62) is fitted with a right rubber sleeve (8) on its outer wall.

7. The riveting pliers according to claim 6, characterized in that, The outer surfaces of both the left rubber sleeve (7) and the right rubber sleeve (8) are provided with anti-slip strips (9).

8. The riveting pliers according to claim 2, characterized in that, The screw (5) has a wrench hole (10) for a standard wrench at the end away from the top platform (2).

Images