Riveting equipment
阅读说明：本技术 一种铆压设备 (Riveting equipment ) 是由 唐辉 邱少君 黎国智 陈威 于 2020-07-14 设计创作，主要内容包括：本发明公开了一种铆压设备,涉及铆压设备领域,包括机架、机罩、铆压机构和分割器转盘机构,铆压机构包括伺服压力机,伺服压力机下端通过中间安装板安装四根上铆压柱,伺服压力机通过第一安装板安装在面板上,面板通过立柱与底板连接；分割器转盘机构包括分割器、承重座和顶托气缸,分割器安装在底板上,分割器上通过大圆板均匀安装下铆压工装。这种设备操作流程简单,上下料过程循环进行,工作效率高,稳定性好,铆压精度高,安全性能好,用于洗涤电机铆压。(The invention discloses riveting equipment, which relates to the field of riveting equipment and comprises a rack, a hood, a riveting mechanism and a divider turntable mechanism, wherein the riveting mechanism comprises a servo press, four upper riveting columns are arranged at the lower end of the servo press through a middle mounting plate, the servo press is arranged on a panel through a first mounting plate, and the panel is connected with a bottom plate through an upright column; the divider turntable mechanism comprises a divider, a bearing seat and a jacking cylinder, the divider is installed on the bottom plate, and the divider is uniformly provided with lower riveting tools through a large circular plate. The equipment is simple in operation flow, the feeding and discharging processes are carried out circularly, the working efficiency is high, the stability is good, the riveting precision is high, the safety performance is good, and the equipment is used for riveting the washing motor.)
1. The utility model provides a riveting equipment, includes riveting mechanism and decollator carousel mechanism, its characterized in that:
the riveting mechanism comprises a servo press, four upper riveting columns are mounted at the lower end of the servo press through a middle mounting plate, the servo press is mounted on a panel through a first mounting plate, and the panel is connected with the bottom plate through the columns; the servo press machine sets a stop pressure, a stop position, a maximum allowable pressure and a maximum allowable position;
the turntable mechanism of the divider comprises a divider, the divider is installed on a bottom plate, a plurality of sets of lower riveting tools are evenly installed on the divider through a large circular plate, each set of lower riveting tool comprises four lower riveting columns, the four lower riveting columns are symmetrically installed at four corners of a second installation plate, the second installation plate is fixed on the large circular plate through guide step bolts, spring nuts are fixed on the second installation plate, and rectangular springs are arranged in the spring nuts; the top end of the lower riveting column comprises a protrusion and a groove; the lower riveting column is used for placing a gasket, a motor to be riveted and a rivet;
the divider turntable mechanism further comprises a bearing seat, and the bearing seat is arranged on a bottom plate at a position opposite to the lower part of the servo press;
the divider turntable mechanism further comprises a jacking cylinder, the jacking cylinder is installed on a bottom plate opposite to the position below one set of lower riveting tool, and jacking silica gel is installed at the upper end of the jacking cylinder.
2. The riveting apparatus of claim 1, wherein the upper riveting column is processed by Cr12 or SKD11 or SKD61, quenched to HRC greater than or equal to 56 °, and surface nitrided, and comprises a cylinder and a cone, and the axial deviation of the cone axis relative to the cylinder axis is within phi 0.02 mm.
3. The riveting device according to claim 2, wherein the lower riveting column is processed by Cr12 or SKD11 and SKD61 materials, is quenched to HRC (Rockwell hardness) of more than or equal to 56 degrees, is subjected to surface nitriding treatment, comprises a protrusion and a groove at the top end, the protrusion has the taper of 60 degrees, the surface finish of the protrusion is Ra0.04, the groove is a circular arc groove with the depth of 1.5mm and the radius of 0.75mm, and the surface finish of the groove is Ra0.04.
4. The riveting and pressing equipment according to claim 3, further comprising a frame, wherein the frame comprises a square tube, four caster foot cups are mounted on the bottom surface of the square tube, a servo press control button box is mounted on the front surface of the square tube, the front surface, the back surface and one side surface of the square tube are sealed by a door plate, an electric cabinet is mounted on the other side surface of the square tube, and four L-shaped brackets fix the frame and the ground.
5. The riveting apparatus of claim 4, further comprising a hood, wherein the hood comprises a frame, the front of the frame comprises a control panel, the back of the frame is closed by a split door, two sides of the frame are closed by closing plates, and the hood further comprises safety light gratings, and the safety light gratings are arranged in pairs in front of the lower riveting tool.
6. The riveting apparatus of claim 5, wherein the control panel is provided with a servo press control touch screen, a divider dial mechanism control touch screen and a divider dial mechanism control button.
7. The rivet pressing apparatus of claim 6, wherein the divider is driven by a three-phase asynchronous motor.
8. The riveting apparatus of claim 7, wherein the first mounting plate is provided with a guide shaft along which the servo press moves.
9. The riveting apparatus of claim 8, wherein the load-bearing base is fixed to the base plate at both sides by corner connectors, and the jacking cylinder is fixed to the base plate at one side by an L-shaped connecting plate.
10. The equipment for riveting and pressing the washing motor is characterized by comprising a riveting mechanism and a divider turntable mechanism;
the riveting mechanism comprises a servo press, four upper riveting columns are mounted at the lower end of the servo press through a middle mounting plate, the servo press is mounted on a panel through a first mounting plate, and the panel is connected with the bottom plate through the columns; the servo press machine sets a stop pressure, a stop position, a maximum allowable pressure and a maximum allowable position;
the turntable mechanism of the divider comprises a divider, the divider is installed on a bottom plate, four sets of lower riveting tools are evenly installed on the divider through a large circular plate, each lower riveting tool comprises four lower riveting columns, the four lower riveting columns are symmetrically installed at four corners of a second installation plate, the second installation plate is fixed on the large circular plate through guide step bolts, spring nuts are fixed on the second installation plate, and rectangular springs are arranged in the spring nuts; the top end of the lower riveting column comprises a protrusion and a groove;
the divider turntable mechanism further comprises a bearing seat, and the bearing seat is arranged on a bottom plate at a position opposite to the lower part of the servo press;
the divider turntable mechanism further comprises a jacking cylinder, the jacking cylinder is installed on a bottom plate opposite to the position below one set of lower riveting tool, and jacking silica gel is installed at the upper end of the jacking cylinder.
Technical Field
The invention relates to the technical field of riveting, in particular to riveting equipment.
Background
The motor assembling and fixing modes are generally divided into two types: the screw locking connection and the rivet riveting and fixing connection. Aiming at different motor application occasions, the two fixing modes respectively have advantages. Because of the reasons of working environment, the washing motor is assembled and fixed by rivet, riveting and fixed connection modes are mostly used, the washing motor is rapidly installed by using the riveting and fixed connection modes, and the riveting piece has the characteristics of good surface quality, small deformation, high connection strength and good shock resistance. But traditional riveting equipment work efficiency is low, riveting precision is lower and easy fracturing end cover, riveting pressure is big easily crushes the frock.
For example, chinese utility model patent with publication number CN202997872U discloses a riveting device for motor end cap, which comprises an operation table and a mounting frame on the operation table, wherein the mounting frame of the mounting frame is provided with a motor riveting mechanism, and the operation table is provided with a motor placing jig coaxial with the motor riveting mechanism; the riveting mechanism of the motor is provided with a gas-liquid pressure cylinder fixedly connected with a mounting plate at the upper end of a mounting frame, a guide sleeve is arranged on the lower end surface of the mounting plate, a piston rod of the gas-liquid pressure cylinder moves up and down in a guide hole of the guide sleeve, a piston connecting plate is arranged at the end part of the piston rod, a punch limiting plate is arranged at the lower end of the piston rod, a punch mosaic plate is arranged below the punch limiting plate, and a limiting punch and a riveting upper punch are; the motor is placed and is controlled and has the motor and place the board, be equipped with the riveting lower punch hole of stepping down on this board with the riveting upper punch is coaxial, there is the riveting lower punch in the hole of stepping down, the motor is placed and is had four guide bars on the board, its lower part cover is located in the guide sleeve, compression spring is established to the cover on the guide bar, guide sleeve and riveting lower punch are located on the lower punch guide plate, there is the spacing piece under this board, the stopper has the guide bar limiting plate, place on the board at the motor, it is equipped with the gluey mouth groove of stepping down of being qualified for the next round of competitions that corresponds by the riveting motor to be qualified. However, the riveting device for the end cover of the motor does not solve the problems that the working efficiency is low, the riveting precision is low, the end cover is easy to crack, and the tool is easy to crush due to high riveting pressure.
For another example, the chinese utility model with the publication number CN210098864U discloses a riveting press, which includes a punch and a pre-pressing plate. The prepressing plate applies pressure to a rivet in a riveting object in advance before the punch performs riveting on the rivet in the riveting object along a riveting direction. The punch is arranged to be capable of small displacement in a direction perpendicular to the direction of swaging. The end of the punch has a tapered portion. When the punch clinches the rivet, the tapered portion of the end of the punch can press into the pierced hole of the rivet, thereby centering the rivet and causing the peripheral wall of the pierced hole of the rivet to expand outwardly. The utility model discloses an adopt above-mentioned technical scheme to improve the riveting effect. However, the riveting machine does not solve the problems that the work efficiency is low, the riveting precision is low, the end cover is easy to crack, and the tooling is easy to crush due to large riveting pressure.
For another example, the chinese utility model with the publication number CN206716946U discloses a full-automatic riveting press comprising a worktable with product jigs, a riveting mechanism and a feeding mechanism, wherein the riveting mechanism and the feeding mechanism are located above the worktable; the feeding mechanism comprises a vibrating feeding disc and an inclined slide rail connected with a discharge port of the vibrating feeding disc; the riveting mechanism comprises a riveting rod and a rivet positioning seat movably matched with the riveting rod, the rivet positioning seat is provided with a riveting rod sliding hole for the riveting rod to be inserted, a rivet sliding inlet is formed in the side wall of the riveting rod sliding hole, and the rivet sliding inlet is in butt joint with automatic feeding equipment. In operation, the automatic feeding equipment supplies rivets to the rivet sliding inlet, the bottom of the rivet positioning seat firstly contacts with a product to position the rivets, the riveting rod continuously descends relative to the rivet positioning seat, and the rivets are pressed into riveting holes of the product. The utility model discloses the full-automatic completion of feed, riveting improves product riveting efficiency and quality. However, the full-automatic riveting machine does not solve the problems that the riveting precision is low, the end cover is easy to crack, and the tooling is easy to crush due to large riveting pressure.
Therefore, the riveting and pressing equipment is expected to be invented, and the equipment can well solve the problems that the equipment is low in working efficiency, low in riveting and pressing precision, easy to crack an end cover, high in riveting and pressing pressure and easy to crush a tool.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the problem of traditional riveting equipment work efficiency low, riveting precision lower and easy fracturing end cover, riveting pressure are big easily crushes the frock is solved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the riveting equipment comprises a rack, a hood, a riveting mechanism and a divider turntable mechanism;
the frame includes the square tube, and four truckle foot cups of square tube bottom surface installation, square tube openly install servo press control button box, and square tube is positive, back and a side are sealed by the door plant, and another side-mounting electric cabinet, four L shape supports are fixed frame and ground, ensure that equipment operation is stable.
The hood comprises a frame, the front side of the frame comprises a control panel, a servo press control touch screen, a divider turntable mechanism control touch screen and a divider turntable mechanism control button are arranged on the control panel, the back side of the frame is sealed by a side-by-side door, and two side surfaces of the frame are sealed by sealing plates; the aircraft bonnet still includes safe grating, and safe grating sets up in pairs under riveting frock the place ahead, and when safe grating sensed that there was the object to cross, riveting mechanism stop work, whole aircraft bonnet in addition safe grating guarantees that servo press during operation, can not have the potential safety hazard to people and equipment.
The riveting mechanism comprises a servo press, the lower end of the servo press is provided with four upper riveting columns through a middle mounting plate, the servo press is arranged on the panel through a first mounting plate, a guide shaft is arranged on the first mounting plate, the servo press moves along the guide shaft, and the panel is connected with the bottom plate through an upright post by using a nut; the upper riveting column comprises a cylinder and a cone, the axial deviation of the axis of the cone relative to the axis of the cylinder is within phi 0.02mm, if the coaxiality is poor, the upper riveting column is broken in the riveting process, and equipment damage is caused;
the bottom plate of the riveting mechanism is in threaded connection with the rack, so that the riveting mechanism is firmly fixed on the rack;
the servo press sets a stop pressure, a stop position and a maximum allowable pressure, a maximum allowable position. When the servo press machine is used for riveting downwards, the contact surface of the product rivet is quickly reached, the rivet is slowly pressed in to deform the rivet, when the servo press machine reaches the set stop pressure and stop position, the pressing in is stopped and the rivet is quickly returned to complete the riveting, so that the condition of end cover fracturing is avoided; when the downward riveting pressure of the servo press exceeds the maximum allowable position and still does not reach the set stop pressure, the riveting pressure is judged to be unqualified, and the condition is generally caused by leakage of gaskets; when the servo press reaches the stop position and exceeds the set maximum allowable pressure, the riveting is judged to be unqualified, and the situation is generally caused by the multiple gaskets.
The divider turntable mechanism comprises a divider, and the divider is arranged on the bottom plate and driven by a three-phase asynchronous motor; a plurality of sets of lower riveting tools are uniformly installed on the decollator through the large circular plate, each lower riveting tool comprises four lower riveting columns, the four lower riveting columns are symmetrically installed at four corners of a second installation plate, the second installation plate is fixed on the large circular plate through guide step bolts, spring nuts are fixed on the second installation plate, and rectangular springs are arranged in the spring nuts; the lower riveting column is used for placing a gasket, a motor to be riveted and a rivet; the top end of the lower riveting column comprises a protrusion and a groove, the taper of the protrusion is 60 degrees, the surface finish of the protrusion is Ra0.04, and if the taper of the protrusion is unreasonable in design, the risk of fracturing the motor end cover during riveting can be caused; the groove is an arc-shaped groove with the depth of 1.5mm and the radius of 0.75mm, the surface finish of the groove is Ra0.04, waste scraps generated after riveting are easily accumulated in the groove when the groove is too small, the phenomenon that the riveting of a motor is not tight directly caused by excessive accumulation is easily caused, and the flanging forming effect of the rivet during riveting is easily influenced when the groove is too large;
the divider turntable mechanism also comprises a bearing seat, the bearing seat is arranged on a bottom plate which is right opposite to the position below the servo press, and two sides of the bearing seat are fixed by angle connecting pieces;
the divider turntable mechanism further comprises a jacking cylinder, the jacking cylinder is installed on a bottom plate which is opposite to the position below one set of lower riveting tool, one side of the jacking cylinder is fixed by an L-shaped connecting plate, and jacking silica gel is installed at the upper end of the jacking cylinder.
The invention also provides equipment for riveting and washing the motor, which comprises a riveting mechanism and a divider turntable mechanism;
the riveting mechanism comprises a servo press, the lower end of the servo press is provided with four upper riveting columns through a middle mounting plate, the servo press is arranged on the panel through a first mounting plate, and the panel is connected with the bottom plate through the columns; setting a stop pressure, a stop position, a maximum allowable pressure and a maximum allowable position by a servo press;
the divider turntable mechanism comprises a divider, the divider is installed on the bottom plate, four sets of lower riveting tools are evenly installed on the divider through a large circular plate, each lower riveting tool comprises four lower riveting columns, the four lower riveting columns are symmetrically installed at four corners of a second installation plate, the second installation plate is fixed on the large circular plate through guide step bolts, spring nuts are fixed on the second installation plate, and rectangular springs are arranged in the spring nuts; the top end of the lower riveting column comprises a bulge and a groove;
the divider turntable mechanism also comprises a bearing seat, and the bearing seat is arranged on a bottom plate which is right opposite to the position below the servo press;
the divider turntable mechanism further comprises a jacking cylinder, the jacking cylinder is installed on a bottom plate which is opposite to the position below one set of lower riveting tool, one side of the jacking cylinder is fixed by an L-shaped connecting plate, and jacking silica gel is installed at the upper end of the jacking cylinder.
When the riveting tool works, an operator sequentially puts four gaskets on four lower riveting columns of the lower riveting tool, then assembles a rear end cover, a motor stator and a front end cover of a motor to be riveted and then installs four rivets, puts the motor with the rivets on the lower riveting columns, presses a start button, rotates a divider turntable mechanism at a fixed angle, and repeats the process; when the motor rotates to the lower side of the riveting mechanism, the servo press drives the upper riveting column to move downwards under the guiding action of the guide shaft, the lower end of the upper riveting column is in contact with the rivet and is riveted downwards, the rivet is deformed, riveting is completed, at the moment, the rectangular spring is compressed, the second mounting plate sinks, the bottom surface of the upper riveting column is in contact with the bearing seat, the riveting pressure completely acts on the bearing seat and is transmitted to the whole rack, the rotating stability of the rotary table is guaranteed, the riveting precision is ensured, and the lower riveting tool is protected from being damaged due to frequent riveting pressure. The top end bulge and the groove of the lower riveting column and the inner hole of the lower end of the rivet are extruded and deformed to complete the riveting deformation of the rivet, so that the rivet is beautiful in riveting forming, the flanging of the rivet is smooth and clings to a product, the size of the groove is moderate, no impurity exists after riveting, and no damage is caused to a motor. After riveting, the servo press machine retracts rapidly. The starting button is pressed again, the turntable mechanism of the divider rotates again, the riveted motor reaches the position above the ejection cylinder, the ejection cylinder ascends to drive the ejection silica gel to eject the riveted motor, and the rivet and the lower riveting column are prevented from being extruded too tightly and being difficult to take out after the motor is riveted. The starting button is pressed again, the motor which is ejected off is rotated to the feeding position of the operator, the operator takes down the motor which completes riveting, the motor is fed again, and the riveting equipment is operated by one person according to the circulation, so that the working efficiency is high.
The riveting and pressing equipment disclosed by the invention has the beneficial effects that the operation process is simple, the feeding and discharging processes are carried out circularly, the servo press can work while feeding, and the working efficiency is high; by arranging the bearing seat, the riveting pressure is completely acted on the bearing seat and transmitted to the whole rack, so that the rotating stability of the turntable is ensured, the riveting precision is ensured, and the lower riveting tool is protected from being damaged due to frequent riveting pressure; the servo press machine sets a stop pressure, a stop position, a maximum allowable pressure and a maximum allowable position, the pressure position of riveting is monitored in real time, the operation is stable and accurate, and the condition of fracturing the end cover cannot occur; in addition, the safety grating is added on the whole hood, so that potential safety hazards to people and equipment are avoided when the equipment works.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is an overall view of a riveting apparatus;
FIG. 2 is a schematic view of a frame structure;
FIG. 3a is a schematic view of the hood construction;
FIG. 3b is a view showing the installation position of the safety barrier;
FIG. 4 is a schematic structural view of a riveting mechanism;
FIG. 5 is a schematic structural diagram of a turntable mechanism of the indexer;
FIG. 6 is a schematic view of an assembly structure of the riveting mechanism and the turntable mechanism of the divider;
FIG. 7 is a schematic structural view of a lower riveting tool;
FIG. 8 is a schematic view of a lower riveting column structure;
FIG. 9 is a schematic view of an upper riveting column structure;
FIG. 10 is a view showing a positional relationship between a lower riveting tool and a load-bearing seat before riveting;
FIG. 11 is a view showing a positional relationship between a lower riveting tool and a load-bearing seat during riveting;
FIG. 12 is a flow chart of a process from feeding to discharging for a motor to be riveted;
in the figure, 1 is a frame, 2 is a hood, 3 is a riveting mechanism, 4 is a divider turntable mechanism, 5 is a gasket, 6 is a motor, and 7 is a rivet.
Detailed Description
[ example 1 ]
As shown in fig. 1, the riveting device comprises a frame 1, a
as shown in fig. 2, the rack 1 comprises a square tube 11, four caster foot cups 12 are mounted on the bottom surface of the square tube 11, a servo press control button box 13 is mounted on the front surface of the square tube 11, the front surface, the back surface and one side surface of the square tube 11 are sealed by a door plate 14, an electric cabinet 15 is mounted on the other side surface, and the rack 1 is fixed to the ground by four L-shaped supports 16, so that the stability of the equipment during operation is ensured.
As shown in fig. 3a, the
As shown in fig. 4, the
the
the
As shown in fig. 5, the divider dial mechanism 4 includes a divider 41, and the divider 41 is mounted on the base plate 38 and driven by a three-phase asynchronous motor 42; four sets of lower riveting tools 44 are mounted on the divider 41 through a large circular plate 43, as shown in fig. 7, each lower riveting tool 44 comprises four lower riveting columns 441, the four lower riveting columns 441 are symmetrically mounted at four corners of a second mounting plate 442, the second mounting plate 442 is fixed on the large circular plate 43 through a guide step bolt 443, a spring nut 444 is fixed on the second mounting plate 442, and a rectangular spring 445 is arranged in the spring nut 444; the lower riveting column 441 is used for placing the gasket 5, the motor 6 to be riveted and the rivet 7; as shown in fig. 8, the top end of the lower riveting column 441 comprises a protrusion 4411 and a groove 4412, the taper of the protrusion 4411 is 60 degrees, the surface finish of the protrusion 4411 is ra0.04, and if the taper of the protrusion 4411 is not designed reasonably, the risk of fracturing the motor end cover during riveting may be caused; the groove 4412 is an arc-shaped groove with the depth of 1.5mm and the radius of 0.75mm, the surface finish of the groove 4412 is Ra0.04, waste scraps generated after riveting are easily accumulated in the groove 4412 when the groove 4412 is too small, the phenomenon that the motor 6 is not tightly riveted directly due to excessive accumulation is caused, and the flanging forming effect of the rivet 7 during riveting is easily influenced when the groove 4412 is too large;
the
the
As shown in fig. 12, during operation, an operator sequentially puts four gaskets 5 on four lower riveting columns of a lower riveting tool, then assembles a rear end cover 61, a motor stator 62 and a front end cover 63 of a motor 6 to be riveted and then puts four rivets 7, puts the motor 6 with the rivets 7 on the lower riveting columns 441, presses a start button, rotates a divider dial mechanism 4 by 90 °, and repeats the above processes; when the motor 6 rotates to the lower part of the riveting mechanism 3, the servo press machine 31 drives the upper riveting column 33 to move downwards under the guiding action of the guiding shaft 36, as shown in fig. 10 and 11, the lower end of the upper riveting column 33 contacts with the rivet 7 and rivets downwards, so that the rivet 7 deforms, riveting is completed, at the moment, the rectangular spring 445 is compressed, the second mounting plate 442 sinks, and the bottom surface contacts with the bearing seat 45, so that the riveting pressure completely acts on the bearing seat 45 and is transmitted to the whole rack 1, the rotating stability of the turntable is ensured, the riveting precision is ensured, and the lower riveting tool 44 is protected from being damaged due to frequent riveting pressure. The top end bulge 4411 and the groove 4412 of the lower
The riveting and pressing equipment disclosed by the invention has the beneficial effects that the operation process is simple, the feeding and discharging processes are carried out circularly, the servo press can work while feeding, and the working efficiency is high; by arranging the bearing seat, the riveting pressure is completely acted on the bearing seat and transmitted to the whole rack, so that the rotating stability of the turntable is ensured, the riveting precision is ensured, and the lower riveting tool is protected from being damaged due to frequent riveting pressure; the servo press machine sets a stop pressure, a stop position, a maximum allowable pressure and a maximum allowable position, the pressure position of riveting is monitored in real time, the operation is stable and accurate, and the condition of fracturing the end cover cannot occur; in addition, the safety grating is added on the whole hood, so that potential safety hazards to people and equipment are avoided when the equipment works.
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