Lever type riveting device and riveting machine thereof

Abstract

The utility model discloses a lever type riveting device and a riveting machine thereof, the lever type riveting device comprises a rack, a pressing part and a positioning part, and the pressing part and the positioning part are arranged on the rack; the pressing part comprises a pressing block, a driving device and a lever assembly located between the pressing block and the driving device. The lever assembly comprises a floating connector, a connecting rod and a base, the middle of the connecting rod is fixed to the rack through the base, one end of the connecting rod is connected with the driving end of the driving device through the floating connector, and the other end of the connecting rod is movably connected with the pressing block. According to the lever type riveting device, the rack and the pressing part are arranged, the driving device can stably drive the pressing block to apply pressure to the rack through the connecting rod, the pressing force of the pressing block is improved, and the riveting quality and the working stability of the lever type riveting device are guaranteed; according to the lever type riveting device, by arranging the pressing part and the positioning part, the clamp can stably fix the workpiece, so that the pressing block can be accurately pressed on the workpiece, and the positioning accuracy and the machining accuracy of the lever type riveting device are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of riveting, in particular to a lever type riveting device and a riveting machine thereof. Background Art

[0002] The riveting machine is a new type of riveting equipment developed based on the principle of cold rolling, which refers to mechanical equipment that can rivet objects together with rivets. The equipment has a compact structure, stable performance, and convenient and safe operation. The riveting machine mainly relies on rotation and pressure to complete assembly. It is mainly used in occasions where riveting is required. Common models include pneumatic, hydraulic and electric, single-head and double-head specifications. However, the existing riveting machines have the problem of insufficient pressing force, resulting in the rivets not being pressed into place, and the product quality cannot be guaranteed, so repeated riveting is required, which increases labor costs and fatigue strength. Summary of the invention

[0003] In order to solve the above problems, the purpose of the utility model is to provide a lever-type riveting device and a riveting machine thereof, so as to improve the pressing force of the riveting device and ensure the riveting quality and production efficiency of the riveting machine.

[0004] The technical solution adopted by the utility model to solve the problem is:

[0005] According to a first aspect of the utility model, a lever-type riveting device comprises a frame, a pressing part and a positioning part, wherein the pressing part and the positioning part are arranged on the frame; the pressing part comprises a pressing block, a driving device and a lever assembly located between the pressing block and the driving device; the lever assembly comprises a floating joint, a connecting rod and a base, wherein the middle position of the connecting rod is fixed to the frame through the base, one end of the connecting rod is connected to the driving end of the driving device through the floating joint, and the other end of the connecting rod is movably connected to the pressing block; the positioning part comprises a plurality of clamps, wherein the clamps are located below the pressing block.

[0006] The above-mentioned lever-type riveting device has at least the following beneficial effects: by providing a frame and a pressing part, the driving device can stably drive the pressing block to apply pressure to the frame through the connecting rod, thereby improving the pressing force of the pressing block and ensuring the riveting quality and working stability of the lever-type riveting device; by providing a pressing part and a positioning part, the clamp can stably fix the workpiece so that the pressing block can be accurately pressed onto the workpiece, effectively avoiding the displacement of the workpiece during the riveting process, and improving the positioning accuracy and processing accuracy of the lever-type riveting device; by adopting a floating joint to connect the driving device and the connecting rod, it can effectively avoid damage between the driving device and the connecting rod due to excessive pressure, ensuring that the lever-type riveting device can operate smoothly and extending the service life of the lever-type riveting device.

[0007] Furthermore, the connecting rod is provided with a first cross bar, a second cross bar and a third cross bar in sequence, the first cross bar is movably connected to the floating joint, the second cross bar is movably connected to the base, and the third cross bar is movably connected to the pressing block. By providing the first cross bar, the second cross bar and the third cross bar, it is ensured that the driving device can stably drive one end of the connecting rod to move upward, and then the other end of the connecting rod drives the pressing block to move downward, thereby ensuring the working stability of the lever-type riveting device.

[0008] Furthermore, the distance between the first crossbar and the second crossbar is greater than the distance between the second crossbar and the third crossbar. This structure effectively increases the downward pressure of the pressing block and ensures the riveting quality of the lever-type riveting device.

[0009] Furthermore, the frame is provided with a first limit block and a second limit block, the floating joint reciprocates through the first limit block, and the pressing block reciprocates through the second limit block. By providing the first limit block and the second limit block, it is possible to effectively ensure that the floating joint and the pressing block maintain reciprocating motion in the vertical direction, avoid displacement of the connecting rod during the motion process, and ensure the working stability of the lever-type riveting device.

[0010] Furthermore, the second limit block is fixed on the base, and a first reinforcement portion is provided between the second limit block and the base. By providing the first reinforcement portion, displacement of the second limit block during the pressing process is effectively avoided, the connection stability between the second limit block and the base is improved, and the pressing accuracy of the pressing block is ensured.

[0011] Furthermore, a second reinforcing portion is provided between the base and the frame. By providing the second reinforcing portion, displacement of the base during the pressing process is effectively avoided, and the connection stability between the frame and the pressing portion is improved.

[0012] Furthermore, the middle position of the clamp is hinged to the frame, and a buffer block is provided at one end of the clamp close to the pressing block. By providing the buffer block, it is ensured that the clamp can stably clamp the workpiece during the pressing process of the pressing block, avoiding the workpiece from falling off, and improving the processing accuracy of the lever-type riveting device.

[0013] Furthermore, baffles cooperating with the pressing block are provided on both sides of the clamp. By providing the baffles, debris generated by the pressing block during the pressing process can be effectively blocked, thereby improving the safety of the lever-type riveting device.

[0014] Furthermore, the driving device is a cylinder. The cylinder has the advantages of simple structure, high safety and fast transmission speed. The driving device adopts a cylinder, which can effectively ensure that the driving device can stably and quickly drive the pressure block to reciprocate, and ensure the stability and service life of the lever-type riveting device.

[0015] A second aspect of the utility model is a riveting machine, comprising the lever-type riveting device as described above.

[0016] The beneficial effects of the above-mentioned lever-type riveting device and the riveting machine thereof are as follows: by providing a frame and a pressing part, the driving device can stably drive the pressing block to apply pressure to the frame through the connecting rod, thereby improving the pressing force of the pressing block and ensuring the riveting quality and working stability of the lever-type riveting device; by providing a pressing part and a positioning part, the clamp can stably fix the workpiece so that the pressing block can be accurately pressed onto the workpiece, effectively avoiding the displacement of the workpiece during the riveting process, and improving the positioning accuracy and processing accuracy of the lever-type riveting device; by providing a first cross bar, a second cross bar and a third cross bar, it is ensured that the driving device can stably drive one end of the connecting rod to move upward, thereby causing the other end of the connecting rod to drive the pressing block to move downward, thereby ensuring the working stability of the lever-type riveting device; by providing a first limit block and a second limit block, it can be effectively ensured that the floating joint and the pressing block maintain reciprocating motion in the vertical direction, thereby avoiding the displacement of the connecting rod during the movement, and ensuring the working stability of the lever-type riveting device.

[0017] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The above and additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0019] Figure 1 This is a schematic structural diagram of a lever-type riveting device according to an embodiment of the utility model;

[0020] Figure 2 This is a structural exploded view of a lever-type riveting device according to an embodiment of the utility model;

[0021] Figure 3 A top view of a lever-type riveting device according to an embodiment of the utility model;

[0022] Figure 4 It is a side view of a lever-type riveting device according to an embodiment of the utility model. DETAILED DESCRIPTION

[0023] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0024] Reference Figures 1 to 4 The embodiment of the utility model provides a lever-type riveting device, including a frame 100, a pressing part 200 and a positioning part 300, wherein the pressing part 200 and the positioning part 300 are arranged on the frame 100; the pressing part 200 includes a pressing block 210, a driving device 220 and a lever assembly 230 located between the pressing block 210 and the driving device 220; the lever assembly 230 includes a floating joint 231, a connecting rod 232 and a base 233, wherein the middle position of the connecting rod 232 is fixed to the frame 100 through the base 233, one end of the connecting rod 232 is connected to the driving end of the driving device 220 through the floating joint 231, and the other end of the connecting rod 232 is movably connected to the pressing block 210; the positioning part 300 includes a plurality of clamps 310, and the clamps 310 are located below the pressing block 210.

[0025] By providing the frame 100 and the pressing part 200, the driving device 220 can stably drive the pressing block 210 to apply pressure to the frame 100 through the connecting rod 232, thereby increasing the pressing force of the pressing block 210 and ensuring the riveting quality and working stability of the lever-type riveting device; by providing the pressing part 200 and the positioning part 300, the clamp 310 can stably fix the workpiece so that the pressing block 210 can be accurately pressed onto the workpiece, effectively avoiding the displacement of the workpiece during the riveting process, and improving the positioning accuracy and processing accuracy of the lever-type riveting device; by adopting the floating joint 231 to connect the driving device 220 and the connecting rod 232, it can effectively avoid damage between the driving device 220 and the connecting rod 232 due to excessive pressure, thereby ensuring that the lever-type riveting device can operate smoothly and extending the service life of the lever-type riveting device.

[0026] In another embodiment, the connecting rod 232 is provided with a first cross bar 241, a second cross bar 242 and a third cross bar 243 in sequence, the first cross bar 241 is movably connected to the floating joint 231, the second cross bar 242 is movably connected to the base 233, and the third cross bar 243 is movably connected to the pressing block 210. By providing the first cross bar 241, the second cross bar 242 and the third cross bar 243, it is ensured that the driving device 220 can stably drive one end of the connecting rod 232 to move upward, and then the other end of the connecting rod 232 drives the pressing block 210 to move downward, thereby ensuring the working stability of the lever-type riveting device.

[0027] In another embodiment, the distance between the first crossbar 241 and the second crossbar 242 is greater than the distance between the second crossbar 242 and the third crossbar 243. This structure effectively increases the downward pressure of the pressing block 210 and ensures the riveting quality of the lever type riveting device.

[0028] In another embodiment, the frame 100 is further provided with a first stopper 110 and a second stopper 120, the floating joint 231 reciprocates through the first stopper 110, and the pressing block 210 reciprocates through the second stopper 120. By providing the first stopper 110 and the second stopper 120, it is possible to effectively ensure that the floating joint 231 and the pressing block 210 maintain reciprocating motion in the vertical direction, avoid displacement of the connecting rod 232 during the motion process, and ensure the working stability of the lever-type riveting device.

[0029] In another embodiment, the second limit block 120 is fixed on the base 233, and a first reinforcement portion 121 is further provided between the second limit block 120 and the base 233. By providing the first reinforcement portion 121, displacement of the second limit block 120 during the pressing process is effectively avoided, the connection stability between the second limit block 120 and the base 233 is improved, and the pressing accuracy of the pressing block 210 is ensured.

[0030] In another embodiment, a second reinforcing portion 234 is further provided between the base 233 and the frame 100. By providing the second reinforcing portion 234, displacement of the base 233 during the pressing process is effectively avoided, and the connection stability between the frame 100 and the pressing portion 200 is improved.

[0031] In another embodiment, the middle position of the clamp 310 is hinged to the frame 100, and a buffer block 311 is provided at one end of the clamp 310 close to the pressing block 210. By providing the buffer block 311, it is ensured that the clamp 310 can stably clamp the workpiece during the pressing process of the pressing block 210, and the workpiece is prevented from falling off, thereby improving the processing accuracy of the lever-type riveting device.

[0032] In another embodiment, baffles 130 cooperating with the pressing block 210 are further provided on both sides of the clamp 310. By providing the baffles 130, the debris generated by the pressing block 210 during the pressing process is effectively blocked, thereby improving the safety of the lever-type riveting device.

[0033] In another embodiment, the driving device 220 is a cylinder. The cylinder has the advantages of simple structure, high safety and fast transmission speed. The driving device 220 uses a cylinder, which can effectively ensure that the driving device 220 can stably and quickly drive the pressing block 210 to reciprocate, thereby ensuring the stability and service life of the lever-type riveting device.

[0034] The embodiment of the utility model further provides a riveting machine, comprising the lever-type riveting device as described above.

[0035] The working principle of the utility model is further explained below.

[0036] During use, the position of the baffle 130 is adjusted according to the size of the workpiece and the position to be riveted, so that the workpiece can be accommodated between the baffles 130; then the aluminum profile workpiece to be riveted is placed between the baffles 130 on the frame 100, and fixed between the buffer block 311 and the frame 100 by the clamp 310; then the driving device 220 is started, and the driving device 220 passes through the first limit block 110 and moves upward through the floating joint 231. At the same time, the floating joint 231 drives the first cross bar 241 and one end of the connecting rod 232 to move upward. Since the second cross bar 242 is connected to the base 233 is movably connected, so the second cross bar 242 serves as a fulcrum, and the connecting rod 232 rotates around the second cross bar 242, thereby driving the third cross bar 243 and the pressure block 210 to move downward, and the pressure block 210 passes through the second limit block 120 and is pressed onto the workpiece on the positioning portion 300. Since the workpiece is fixed between the buffer block 311 and the frame 100, the connecting rod 232 amplifies the thrust of the driving device 220 and applies it to the pressure block 210, so that the pressure block 210 can complete the riveting operation quickly and accurately. The entire riveting process is efficient and controllable, which ensures the riveting quality and working stability of the riveting device.

[0037] From the above description, it can be seen that the lever-type riveting device and the riveting machine of the utility model are provided with a frame 100 and a pressing part 200, and the driving device 220 can stably drive the pressing block 210 to apply pressure to the frame 100 through the connecting rod 232, thereby improving the pressing force of the pressing block 210 and ensuring the riveting quality and working stability of the lever-type riveting device; by providing the pressing part 200 and the positioning part 300, the clamp 310 can stably fix the workpiece so that the pressing block 210 can be accurately pressed onto the workpiece, effectively avoiding the displacement of the workpiece during the riveting process, and improving the positioning quality of the lever-type riveting device. Positioning accuracy and processing accuracy; by setting the first cross bar 241, the second cross bar 242 and the third cross bar 243, it is ensured that the driving device 220 can stably drive one end of the connecting rod 232 to move upward, and then the other end of the connecting rod 232 drives the pressure block 210 to move downward, thereby ensuring the working stability of the lever-type riveting device; by setting the first limit block 110 and the second limit block 120, it can effectively ensure that the floating joint 231 and the pressure block 210 maintain reciprocating motion in the vertical direction, avoid the displacement of the connecting rod 232 during the movement, and ensure the working stability of the lever-type riveting device.

[0038] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A lever-type riveting device, characterized in that: include: A frame, a pressing part and a positioning part, wherein the pressing part and the positioning part are arranged on the frame; the pressing part includes a pressing block, a driving device and a lever assembly located between the pressing block and the driving device; the lever assembly includes a floating joint, a connecting rod and a base, the middle position of the connecting rod is fixed to the frame through the base, one end of the connecting rod is connected to the driving end of the driving device through the floating joint, and the other end of the connecting rod is movably connected to the pressing block; the positioning part includes a plurality of clamps, and the clamps are located below the pressing block.

2. A lever-type riveting device according to claim 1, characterized in that: The connecting rod is provided with a first cross bar, a second cross bar and a third cross bar in sequence, the first cross bar is movably connected to the floating joint, the second cross bar is movably connected to the base, and the third cross bar is movably connected to the pressing block.

3. A lever-type riveting device according to claim 2, characterized in that: The distance between the first crossbar and the second crossbar is greater than the distance between the second crossbar and the third crossbar.

4. A lever-type riveting device according to claim 1, characterized in that: The frame is also provided with a first limit block and a second limit block, the floating joint reciprocates through the first limit block, and the pressing block reciprocates through the second limit block.

5. A lever-type riveting device according to claim 4, characterized in that: The second limiting block is fixed on the base, and a first reinforcing portion is provided between the second limiting block and the base.

6. A lever-type riveting device according to claim 5, characterized in that: A second reinforcement portion is also provided between the base and the frame.

7. The lever-type riveting device according to claim 1, characterized in that: The middle position of the clamp is hinged to the frame, and a buffer block is provided at one end of the clamp close to the pressing block.

8. A lever-type riveting device according to claim 7, characterized in that: Baffles cooperating with the pressing block are also provided on both sides of the clamp.

9. The lever-type riveting device according to claim 1, characterized in that: The driving device is a cylinder.

10. A riveting machine, characterized in that: It comprises the lever-type riveting device as described in any one of claims 1 to 7.

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