Riveting closing-up die
By adding the guidance rod structure to the stable seat of the riveting pressure port mold, the problem of increasing the gap caused by the vibration of the holding device is solved, and the holding firmness and riveting effect of the workpiece are improved.
Patent Information
- Application Number
- CN202323475192.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-20
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2033-12-20
AI Technical Summary
During the riveting process of the existing rivet pressing mold, the gap between the screw and the stabilizing seat increases due to the vibration of the clamping device, which affects the clamping firmness of the clamping device to the workpiece, resulting in poor rivet pressing effect.
Design a kind of rivet -ups and portal molds. By adding a guide rod structure on the stable seats on both sides of the screw, the stability between the screw and the stable seat is reduced, and the vibration is reduced to avoid The gap between the stable seat connection increases.
Effectively improve the clamping firmness of the holding device to hold the workpiece, improve the effect of riveting voltage, and avoid the problem of clamping unstable caused by vibration.
Smart Images
Figure CN222403098U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field related to mechanical processing, and in particular relates to a riveting and closing die. Background Art
[0002] In the field of mechanical engineering, a variety of connection methods are used between workpieces, such as welding and riveting. Riveting has gradually become a common connection method due to its strong connection performance, simple processing method, and high workpiece connection strength.
[0003] However, the existing riveting and closing die technology has at least the following problems: during the riveting and closing process of the workpiece, the existing riveting and closing die adopts a clamping device to fix the workpiece in order to prevent the workpiece from moving. Therefore, when riveting a large number of workpieces, the clamping device needs to be moved continuously, and the clamping device is driven to move by a lead screw driven by a motor. During the process of the clamping device constantly moving to clamp the workpiece, the gap at the connection between the lead screw and the clamping device increases due to vibration, thereby affecting the subsequent clamping firmness of the clamping device, resulting in poor riveting effect. Utility Model Content
[0004] The utility model aims to provide a riveting and closing die to solve the problem in the above-mentioned background technology that the gap at the connection between the screw rod for controlling the movement of the clamping device and the clamping device increases due to vibration, affecting the firmness of the clamping device to clamp the workpiece, thereby resulting in poor riveting effect.
[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a riveting and closing die, comprising:
[0006] A base and a riveting workbench arranged on the upper end of the base;
[0007] A riveting die is arranged in the middle of the riveting workbench, a clamping device is arranged on the outside of the riveting die and located on the riveting workbench, and a driving motor is connected to the bottom of the clamping device and located on the riveting workbench;
[0008] The connecting plate is located at the lower end of the clamping device, the lower end of the connecting plate is connected with a stabilizing seat, a screw rod is connected through the middle of the stabilizing seat, and guide rods are connected on both sides of the screw rod and located on the stabilizing seat.
[0009] Preferably, an arc-shaped groove is provided at one end of the clamping device.
[0010] Preferably, a first screw hole is provided on the connecting plate.
[0011] Preferably, a second screw hole is provided on the stabilizing seat, and the stabilizing seat is in a trapezoidal structure that is wider at the top and narrower at the bottom.
[0012] Preferably, one end of the screw rod is connected to the output end of the drive motor.
[0013] Preferably, positioning rods are provided at the four top corners of the riveting workbench.
[0014] Preferably, an upper mold plate is arranged above the positioning rod, a mold body is arranged in the middle of the upper mold plate, a hydraulic end is arranged at the upper end of the mold body and located on the upper mold plate, and four groups of positioning sleeves are arranged on the outer side of the mold body and located on the upper mold plate.
[0015] Preferably, the size of the positioning sleeve is consistent with that of the positioning rod.
[0016] Compared with the prior art, the utility model provides a riveting and closing die, which has the following beneficial effects:
[0017] In the utility model, the stabilizing seat and the screw rod structure that drive the clamping device to move, by adding two guide rod structures on the stabilizing seat on both sides of the screw rod, increase the stability between the screw rod and the stabilizing seat and reduce vibration when the screw rod is driven by a driving motor to drive the clamping device and the stabilizing seat to move, thereby avoiding the increase of the gap between the screw rod and the stabilizing seat due to vibration, resulting in the stabilizing seat being unstable, affecting the clamping performance of the clamping device on the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 It is a schematic diagram of the overall connection structure of the riveting and closing die of the utility model.
[0019] Figure 2 It is a schematic diagram of the overall planar structure of the riveting and closing die of the utility model.
[0020] Figure 3 It is a schematic diagram of the integral connection structure of the clamping device and the stabilizing seat in the riveting and closing die of the utility model.
[0021] Figure 4 It is a schematic diagram of the connection structure of the screw rod, the guide rod and the stabilizing seat in the riveting and closing die of the utility model.
[0022] In the figure: 1. base; 2. riveting workbench; 3. positioning rod; 4. riveting mold; 5. driving motor; 6. clamping device; 7. upper mold plate; 8. hydraulic end; 9. positioning sleeve; 10. mold body; 11. arc-shaped slot; 12. connecting plate; 13. stabilizing seat; 14. guide rod; 15. screw rod; 16. first screw hole; 17. second screw hole. Implementation
[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0024] The utility model provides Figure 1-4 A riveting and closing die shown includes:
[0025] A base 1 and a riveting workbench 2 arranged on the upper end of the base 1;
[0026] A riveting die 4 is arranged in the middle of the riveting workbench 2, a clamping device 6 is arranged outside the riveting die 4 and located on the riveting workbench 2, and a driving motor 5 is connected and arranged at the bottom of the clamping device 6 and located on the riveting workbench 2;
[0027] The connecting plate 12 is located at the lower end of the clamping device 6 , and a stabilizing seat 13 is connected to the lower end of the connecting plate 12 . A screw rod 15 is connected through the middle of the stabilizing seat 13 . Guide rods 14 are connected to both sides of the screw rod 15 and are located on the stabilizing seat 13 .
[0028] In this embodiment, the riveting die 4 in the middle of the riveting workbench 2 carries the workpiece, and the workpiece is clamped and fixed by three groups of clamping devices 6 around the riveting die 4. When the clamping device 6 fixes the workpiece, the screw rod 15 in the stable seat 13 is driven to rotate by the driving motor 5, so that the stable seat 13 is moved along the screw rod 15 and the guide rod 14, and the clamping device 6 fixedly installed on the upper end of the stable seat 13 by the connecting plate 12 moves accordingly, so that the arc-shaped grooves 11 at one end of the three groups of clamping devices 6 all form a stable and firm clamping state for the workpiece, and then the hydraulic end 8 in the middle of the upper die pressing plate 7 is started, the upper die pressing plate 7 descends, and is connected with the positioning rod 3 on the riveting workbench 2 through the positioning sleeve 9 on the upper die pressing plate 7, so as to facilitate the stability of the movement trajectory of the upper die pressing plate 7 when it descends and riveting and closing. When the upper die pressing plate 7 is working, the mold body 10 thereon is squeezed with the workpiece carried by the riveting die 4 to rivet and close the workpiece.
[0029] In an optional embodiment, an arc-shaped groove 11 is provided at one end of the clamping device 6 .
[0030] In this embodiment, three groups of clamping devices 6 are provided, and the arc-shaped clamping grooves 11 at one end of the three groups of clamping devices 6 completely fix and limit the workpiece to prevent the workpiece from moving during riveting.
[0031] In an optional embodiment, a first screw hole 16 is provided on the connecting plate 12 , a second screw hole 17 is provided on the stabilizing seat 13 , and the stabilizing seat 13 is in a trapezoidal structure that is wider at the top and narrower at the bottom.
[0032] In this embodiment, the clamping device 6 is fixedly connected to the stabilizing seat 13 via the connecting plate 12 , which is achieved by screws penetrating the first screw holes 16 on the connecting plate 12 and the second screw holes 17 on the stabilizing seat 13 .
[0033] In an optional embodiment, one end of the screw rod 15 is connected to the output end of the driving motor 5 .
[0034] In this embodiment, the screw rod 15 is controlled to rotate by the driving motor 5 , thereby controlling the displacement trajectory of the stabilizing seat 13 connected to the screw rod 15 , and further controlling the movement trajectory of the clamping device 6 connected to the stabilizing seat 13 .
[0035] In an optional embodiment, positioning rods 3 are provided at the four top corners of the riveting workbench 2 .
[0036] An optional embodiment, an upper mold plate 7 is arranged above the positioning rod 3, a mold body 10 is arranged in the middle of the upper mold plate 7, a hydraulic end 8 is arranged at the upper end of the mold body 10 and located on the upper mold plate 7, and four groups of positioning sleeves 9 are arranged on the outer side of the mold body 10 and located on the upper mold plate 7.
[0037] In an optional embodiment, the size of the positioning sleeve 9 is consistent with that of the positioning rod 3 .
[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A riveting and closing die, comprising: A base (1) and a riveting workbench (2) arranged on the upper end of the base (1); A riveting die (4) is arranged in the middle of the riveting workbench (2); a clamping device (6) is arranged outside the riveting die (4) and located on the riveting workbench (2); a driving motor (5) is connected to the bottom of the clamping device (6) and located on the riveting workbench (2); Features: The connecting plate (12) is located at the lower end of the clamping device (6), the lower end of the connecting plate (12) is connected to a stabilizing seat (13), a screw rod (15) is connected through the middle of the stabilizing seat (13), and guide rods (14) are connected to both sides of the screw rod (15) and are located on the stabilizing seat (13).
2. A riveting and closing die according to claim 1, characterized in that: An arc-shaped clamping groove (11) is provided at one end of the clamping device (6).
3. The riveting and closing die according to claim 1, characterized in that: The connecting plate (12) is provided with a first screw hole (16).
4. The riveting and closing die according to claim 1, characterized in that: The stabilizing seat (13) is provided with a second screw hole (17), and the stabilizing seat (13) is in a trapezoidal structure that is wide at the top and narrow at the bottom.
5. The riveting and closing die according to claim 1, characterized in that: One end of the screw rod (15) is connected to the output end of the drive motor (5).
6. The riveting and closing die according to claim 1, characterized in that: Positioning rods (3) are provided at the four top corners of the riveting workbench (2).
7. The riveting and closing die according to claim 6, characterized in that: An upper mold pressing plate (7) is arranged above the positioning rod (3), a mold body (10) is arranged in the middle of the upper mold pressing plate (7), a hydraulic end (8) is arranged at the upper end of the mold body (10) and located on the upper mold pressing plate (7), and four groups of positioning sleeves (9) are arranged on the outer side of the mold body (10) and located on the upper mold pressing plate (7).
8. The riveting and closing die according to claim 7, characterized in that: The size of the positioning sleeve (9) is consistent with that of the positioning rod (3).