A fast positioning riveting machine

Abstract

The present invention relates to the technical field of riveting machines, and in particular to a fast positioning riveting machine, comprising a base, a fixing frame connected and fixedly arranged on the base, an adjustable riveting mechanism connected and fixedly arranged on the fixing frame, and a protective plate rotatably connected and arranged on the fixing frame; a workpiece seat connected and fixedly arranged on the base, a positioning mechanism rotatably arranged on the workpiece seat, a rivet clamped on the positioning mechanism, a transmission mechanism connected and fixedly arranged on the workpiece seat, and a pushing mechanism rotatably arranged in the workpiece seat. When riveting, the protective plate is arranged, which is driven to rotate and blocked in front of the workpiece seat during riveting, thereby solving the safety hazards of pinching and foreign body impact to the workers caused by the riveting action, improving the protection of the device, and realizing the function of fast positioning of special-shaped rivets by arranging the positioning mechanism and utilizing the positioning block, so as to facilitate the riveting of special-shaped rivets.

Description

Technical Field

[0001] The invention relates to the technical field of riveting machines, and in particular to a rapid positioning riveting machine. Background Art

[0002] The fast positioning riveting machine plays an important role in industrial production. It can perform riveting operations quickly and accurately, improving production efficiency and product quality. The following are the characteristics and working principles of a possible fast positioning riveting machine:

[0003] Automatic positioning system: This press is equipped with an automatic positioning system that can quickly and accurately locate the workpiece to be riveted and the rivet position. This may include the use of sensors, vision systems or laser positioning technology to achieve precise workpiece positioning and rivet alignment.

[0004] This fast-positioning riveting machine is suitable for various industrial production scenarios that require efficient and precise riveting, such as automobile manufacturing, aerospace, electronic equipment manufacturing and other fields. It can improve production efficiency, reduce production costs, and ensure product quality and consistency.

[0005] The existing riveting machine can realize the positioning and riveting of traditional rivets. When the rivet is riveted to the workpiece, a punching action is performed. The riveting action may bring the risk of pinching and the safety hazard of foreign body impact to the workers.

[0006] In summary, the prior art lacks a protective technology for rapid positioning and pressure riveting of a certain type of rivet. Summary of the invention

[0007] The purpose of the present invention is to solve the shortcomings of the background technology and to propose a fast positioning riveting machine.

[0008] To achieve the above purpose, the technical solution adopted by the present invention is: a fast positioning riveting machine, comprising a base, a fixing frame is fixedly connected to the base, an adjustable riveting mechanism is fixedly connected to the fixing frame, and a protective plate is rotatably connected to the fixing frame;

[0009] A workpiece seat is fixedly connected to the base, a positioning mechanism is rotatably connected to the workpiece seat, a rivet is clamped on the positioning mechanism, a transmission mechanism is fixedly connected to the workpiece seat, and a pushing mechanism is rotatably connected inside the workpiece seat.

[0010] Preferably, the adjustable riveting mechanism includes a hydraulic rod, which is connected and fixed to a fixed frame through a penetration, one end of the hydraulic rod is connected and fixed to a fixed seat, a riveting seat is rotatably connected to the fixed seat, a worm gear A is connected and fixed to the riveting seat, a worm A is meshingly provided on one side of the worm gear A, and the worm A is rotatably connected to the fixed seat.

[0011] Preferably, a transmission rod is connected and fixedly arranged on one side of the fixing seat, and a rack is connected and fixedly arranged on the other side of the fixing seat.

[0012] Preferably, one end of the protective plate is rotatably connected to a fixed frame via a rotating shaft, and the other end of the rotating shaft is connected and fixedly provided with a gear, and the gear is meshed with a rack for transmission.

[0013] Preferably, the positioning mechanism includes an adjustment seat, which is rotatably connected to the workpiece seat, a worm gear B is fixedly connected to one side of the adjustment seat, a worm B is meshingly provided on one side of the worm gear B, and the worm B is rotatably connected to the workpiece seat.

[0014] Preferably, two sliders are slidably provided on the adjustment seat, a spring A is connected and fixedly provided between the slider and the adjustment seat, a positioning block is connected and fixedly provided on the slider, and an inclined guide block is connected and fixedly provided on the positioning block.

[0015] Preferably, the transmission mechanism comprises a fixed rod, the fixed rod is connected and fixedly arranged with the workpiece seat, a transmission ring is slidably arranged on the fixed rod, and an outer wall of the transmission ring is slidably contacted with the inclined guide block.

[0016] Preferably, a spring B is connected and fixedly arranged between the transmission ring and the fixed rod, a contact rod is connected and fixedly arranged on the transmission ring, and the contact rod is arranged in sliding contact with the transmission rod.

[0017] Preferably, the ejection mechanism comprises a universal joint, the universal joint is rotatably connected to the workpiece seat, a push rod is fixedly connected to the inner end of the universal joint, and a one-way wheel is fixedly connected to the other end of the universal joint;

[0018] A moving rod is fixedly connected to the transmission ring, a plurality of transmission teeth are rotatably connected to the inner wall of the moving rod, a tension spring is fixedly connected between the transmission teeth and the moving rod, and the transmission teeth are movably meshed with the one-way wheel for transmission.

[0019] Compared with the prior art, the present invention has the following beneficial effects:

[0020] 1. When performing riveting, a protective plate is set up, which will drive the protective plate to rotate and block the workpiece seat during riveting, thereby solving the safety hazards of clamping danger and foreign body impact to the workers caused by the riveting action, and improving the protection of the device;

[0021] 2. By setting the positioning mechanism and using the positioning block, the special-shaped rivets can be quickly positioned. At the same time, by setting the adjustable seat, the fixed angle of the rivet can be adjusted according to the riveting position of the workpiece, which is convenient for riveting special-shaped rivets.

[0022] 3. By setting up the transmission mechanism, the adjustable riveting mechanism can drive the opening and closing of the protective plate during riveting and resetting. The transmission mechanism can drive the positioning block to automatically separate, which is convenient for the placement of rivets. At the same time, it will drive the ejection mechanism to push out the riveted workpiece, thereby improving the workpiece unloading efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of a rapid positioning riveting machine of the present invention during riveting;

[0024] Figure 2 It is a schematic diagram of the overall structure of a rapid positioning riveting machine after riveting according to the present invention;

[0025] Figure 3 It is a schematic diagram of the structure of an adjustable riveting mechanism of a rapid positioning riveting machine of the present invention;

[0026] Figure 4 It is a schematic diagram of the structure of a protective plate of a rapid positioning riveting machine of the present invention;

[0027] Figure 5 It is a structural schematic diagram of a workpiece seat and the like of a rapid positioning riveting machine of the present invention;

[0028] Figure 6 It is a schematic diagram of the expanded structure of the positioning mechanism of a rapid positioning riveting machine of the present invention;

[0029] Figure 7 It is a schematic diagram of the transmission mechanism structure of a rapid positioning riveting machine of the present invention;

[0030] Figure 8 The present invention is a schematic diagram of the structure of a push-out mechanism of a rapid positioning riveting machine.

[0031] 1. Base; 2. Fixed frame; 3. Adjustable riveting mechanism; 4. Protective plate; 5. Workpiece seat; 6. Positioning mechanism; 7. Rivet; 8. Transmission mechanism; 9. Push-out mechanism; 301. Hydraulic rod; 302. Fixed seat; 303. Riveting seat; 304. Worm wheel A; 305. Worm A; 306. Transmission rod; 307. Rack; 401. Rotating shaft; 402. Gear; 601. Adjusting seat; 602. Worm wheel B; 603. Worm B; 604. Slider; 605. Spring A; 606. Positioning block; 607. Oblique guide block; 801. Fixed rod; 802. Transmission ring; 803. Spring B; 804. Contact rod; 805. Moving rod; 806. Transmission tooth; 807. Tension spring; 901. Universal joint; 902. Push rod; 903. One-way wheel. DETAILED DESCRIPTION

[0032] The following description is used to disclose the present invention so that those skilled in the art can implement the present invention. The preferred embodiments described below are only examples, and those skilled in the art may think of other obvious variations.

[0033] like Figure 1-Figure 8 A fast positioning riveting machine shown includes a base 1, a fixing frame 2 is fixedly connected to the base 1, an adjustable riveting mechanism 3 is fixedly connected to the fixing frame 2, and a protective plate 4 is rotatably connected to the fixing frame 2;

[0034] A workpiece seat 5 is fixedly connected to the base 1 , a positioning mechanism 6 is rotatably connected to the workpiece seat 5 , a rivet 7 is clamped on the positioning mechanism 6 , a transmission mechanism 8 is fixedly connected to the workpiece seat 5 , and a pushing mechanism 9 is rotatably connected inside the workpiece seat 5 .

[0035] like Figure 3 As shown, the adjustable riveting mechanism 3 includes a hydraulic rod 301, which is connected and fixed to the fixed frame 2, one end of the hydraulic rod 301 is connected and fixed to a fixed seat 302, the fixed seat 302 is rotatably connected to a riveting seat 303, the riveting seat 303 is connected and fixed to a worm gear A304, one side of the worm gear A304 is meshingly driven with a worm A305, and the worm A305 is rotatably connected to the fixed seat 302; the riveting seat 303 is suitable for the corresponding rivet 7.

[0036] A transmission rod 306 is connected and fixedly arranged on one side of the fixing seat 302, and a rack 307 is connected and fixedly arranged on the other side of the fixing seat 302. The rack 307 realizes the function of driving the protective plate 4 to be retracted and extended.

[0037] like Figure 3 , Figure 4As shown, one end of the protection plate 4 is rotatably connected to the fixing frame 2 via a rotating shaft 401, and the other end of the rotating shaft 401 is connected and fixedly provided with a gear 402, which is meshed and driven with the rack 307. The protection plate 4 realizes the protection function.

[0038] like Figure 6 , Figure 7 As shown, the positioning mechanism 6 includes an adjusting seat 601, which is rotatably connected to the workpiece seat 5. A worm gear B602 is fixedly connected to one side of the adjusting seat 601, and a worm B603 is meshingly arranged on one side of the worm gear B602. The worm B603 is rotatably connected to the workpiece seat 5, and the worm B603 realizes the rotation adjustment function of the adjusting seat 601.

[0039] Two sliders 604 are slidably arranged on the adjustment seat 601, a spring A605 is fixedly arranged between the slider 604 and the adjustment seat 601, a positioning block 606 is fixedly arranged on the slider 604, and an inclined guide block 607 is fixedly arranged on the positioning block 606. The positioning block 606 is suitable for positioning the corresponding rivet 7.

[0040] like Figure 7 As shown, the transmission mechanism 8 includes a fixed rod 801, which is connected and fixed to the workpiece seat 5. A transmission ring 802 is slidably provided on the fixed rod 801, and the outer wall of the transmission ring 802 is slidably contacted with the inclined guide block 607; the transmission ring 802 drives the positioning block 606 to separate, which is convenient for placing the rivet 7.

[0041] A spring B803 is fixedly connected between the transmission ring 802 and the fixed rod 801. A contact rod 804 is fixedly connected to the transmission ring 802. The contact rod 804 is in sliding contact with the transmission rod 306. The spring B803 realizes the reset of the transmission ring 802.

[0042] like Figure 7 , Figure 8 As shown, the ejection mechanism 9 includes a universal joint 901, which is rotatably connected to the workpiece seat 5, a push rod 902 is fixedly connected to the inner end of the universal joint 901, and a one-way wheel 903 is fixedly connected to the other end of the universal joint 901; the push rod 902 is used to eject the workpiece, which facilitates the removal of the workpiece

[0043] A moving rod 805 is fixedly connected to the transmission ring 802, and a plurality of transmission teeth 806 are rotatably connected to the inner wall of the moving rod 805. A tension spring 807 is fixedly connected between the transmission teeth 806 and the moving rod 805, and the transmission teeth 806 are movably meshed with the one-way wheel 903 for transmission.

[0044] When it is necessary to rivet the workpiece and the rivet 7, the workpiece is placed in the workpiece seat 5, and then according to the angle position of the corresponding riveting hole on the workpiece, the worm A305 is rotated so that the worm A305 drives the pressure riveting seat 303 connected to the worm wheel A304 to adjust to the corresponding angle, and at the same time, the worm B603 drives the adjustment seat 601 connected to the worm wheel B602 to rotate, so that the positioning block 606 rotates to the corresponding angle;

[0045] Then insert one end of the rivet 7 into the riveting hole of the workpiece, and then use the hydraulic rod 301 to drive the riveting seat 303 to move downward, at this time the rack 307 will drive the rotating shaft 401 connected to the gear 402 to rotate, so that the rotating shaft 401 will drive the protective plate 4 to be lowered for protection;

[0046] At the same time, when the fixing seat 302 moves down, the transmission rod 306 will not limit the contact rod 804. At this time, under the action of the spring B803, the transmission ring 802 will move down, and then the transmission ring 802 will not limit the inclined guide block 607. At this time, under the action of the spring A605, the positioning block 606 connected to the slider 604 will be driven to approach the rivet 7, so as to realize the rapid clamping and positioning of the rivet 7.

[0047] Then the riveting seat 303 will perform riveting on the rivet 7, so that the rivet 7 and the workpiece are riveted and fixed. After the riveting is completed, the riveting seat 303 is retracted. At this time, under the action of the transmission tooth 806 on the moving rod 805, the one-way wheel 903 is driven to rotate, so that the one-way wheel 903 drives the push rod 902 connected to the universal joint 901 to rotate, thereby pushing the workpiece;

[0048] Then, after the riveting seat 303 is reset, the protection plate 4 is automatically retracted under the action of the rack 307 .

[0049] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions only describe the principles of the present invention. The present invention may be subject to various changes and improvements without departing from the spirit and scope of the present invention. These changes and improvements fall within the scope of the present invention. The scope of protection claimed by the present invention is defined by the attached claims and their equivalents.

Claims

1. A rapid positioning riveting machine, comprising a base (1), characterized in that: A fixing frame (2) is fixedly provided on the base (1), an adjustable riveting mechanism (3) is fixedly provided on the fixing frame (2), and a protective plate (4) is rotatably connected to the fixing frame (2); A workpiece seat (5) is fixedly provided on the base (1), and a positioning mechanism (6) is rotatably connected to the workpiece seat (5). The positioning mechanism (6) comprises an adjustment seat (601), and the adjustment seat (601) is rotatably connected to the workpiece seat (5). A worm gear B (602) is fixedly provided on one side of the adjustment seat (601), and a worm gear B (603) is meshingly provided on one side of the worm gear B (602). The worm gear B (603) is rotatably connected to the workpiece seat (5). Two sliders (604) are slidably matched on the adjustment seat (601), and a spring A (605) is fixedly provided between the slider (604) and the adjustment seat (601). A positioning block (606) is fixedly provided on the slider (604), and the positioning block (606) An inclined guide block (607) is fixedly arranged on the upper surface, a rivet (7) is clamped on the positioning mechanism (6), a transmission mechanism (8) is fixedly arranged on the workpiece seat (5), and the transmission mechanism (8) comprises a fixed rod (801), the fixed rod (801) is fixedly arranged on the workpiece seat (5), a transmission ring (802) is slidably arranged on the fixed rod (801), an outer wall of the transmission ring (802) is slidably contacted with the inclined guide block (607), a spring B (803) is fixedly arranged between the transmission ring (802) and the fixed rod (801), a contact rod (804) is fixedly arranged on the transmission ring (802), and the contact rod (804) is slidably contacted with the transmission rod (306), and a push-out mechanism (9) is rotatably connected to the workpiece seat (5).

2. A rapid positioning riveting machine according to claim 1, characterized in that: The adjustable riveting mechanism (3) comprises a hydraulic rod (301), the hydraulic rod (301) and the fixed frame (2) being intersected and fixedly arranged, a fixed seat (302) being fixedly arranged at one end of the hydraulic rod (301), a riveting seat (303) being rotatably connected to the fixed seat (302), a worm gear A (304) being fixedly arranged on the riveting seat (303), a worm gear A (305) being meshingly arranged on one side of the worm gear A (304), and the worm gear A (305) being rotatably connected to the fixed seat (302).

3. A rapid positioning riveting machine according to claim 2, characterized in that: A transmission rod (306) is fixedly disposed on one side of the fixed seat (302), and a rack (307) is fixedly disposed on the other side of the fixed seat (302).

4. A rapid positioning riveting machine according to claim 3, characterized in that: One end of the protection plate (4) is rotatably connected to the fixing frame (2) via a rotating shaft (401), and a gear (402) is fixedly provided at the other end of the rotating shaft (401), and the gear (402) is meshed with a rack (307) for transmission.

5. The rapid positioning riveting machine according to claim 1, characterized in that: The ejection mechanism (9) comprises a universal joint (901), the universal joint (901) being rotatably connected to the workpiece seat (5), a push rod (902) being fixedly arranged at the inner end of the universal joint (901), and a one-way wheel (903) being fixedly arranged at the other end of the universal joint (901); A moving rod (805) is fixedly arranged on the transmission ring (802); a plurality of transmission teeth (806) are rotatably connected to the inner wall of the moving rod (805); a tension spring (807) is fixedly arranged between the transmission teeth (806) and the moving rod (805); and the transmission teeth (806) are movably meshed with the one-way wheel (903) for transmission.

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