CN219786312U - Rivetless riveting equipment - Google Patents

Abstract

The utility model provides a rivetless riveting device, comprising: the two lower die holder moving mechanisms are used for placing materials to be riveted and can move to a riveting station or a feeding station; the two riveting mechanisms are used for riveting the materials to be riveted at the riveting station to obtain finished materials; the material moving mechanism is arranged between the two squeeze riveting mechanisms, is used for taking down the finished product materials on the lower die holder moving mechanism and can move to a squeeze riveting station or a blanking station; and the control device is used for controlling the operation of the mechanisms. The utility model has the beneficial effects that: by adopting the rivet-free riveting equipment with higher automation degree, the single machine is folded to reduce the investment of operators more than 2 people, the working environment of the operators is improved, the production beat is improved from less than 50PCS/H to 200PCS/H, the production efficiency is greatly improved, meanwhile, favorable conditions are provided for guaranteeing the consistency of products, and the competitiveness of the products is improved.

Description

Rivetless riveting equipment

Technical Field

The utility model relates to the technical field of automatic devices, in particular to a rivetless riveting device.

Background

At present, in the sheet metal machining process, two or more sheet metal parts are often required to be connected to form an assembly, and the riveting technology or the spot welding technology is usually applied to the connection machining of the sheet metal parts in the prior art. At present, most enterprises finish riveting of sheet metal parts by rivets, the sheet metal parts are riveted together by using the rivets which are processed in advance and special riveting equipment, however, the riveting of the rivets can cause the increase of steel consumption, the weight of parts is increased, the staff has troublesome operation, and the requirement of lean production is not met; the spot welding technology has the defects of high labor intensity, severe operation environment and poor product consistency.

The rivetless riveting process is to rivet two metal materials together under the condition of no need of rivet and pre-punching, and the punching principle is utilized to respectively arrange a male die and a female die on the upper and lower parts of the two materials, so that the upper materials are punched into the lower materials, and the two materials are tightly and firmly buckled together. However, most rivet-free riveting equipment at present is single-station fixing operation, so that single-side riveting of a small sheet metal part can be realized, and manual control and manual tooling are needed to finish rivet-free riveting of a large sheet metal part. The production site workers have high working strength and low efficiency, and the connection strength of the sheet metal parts after riveting can not be well ensured due to manual control of the riveting distance, so that the defective rate is high.

Disclosure of Invention

The technical problems to be solved by the utility model are as follows: the rivet-free riveting equipment is reasonable in structure, so that the labor intensity of production personnel is reduced, and the labor cost is reduced.

In order to solve the technical problems, the utility model adopts the following technical scheme: a rivetless riveting apparatus comprising:

the two lower die holder moving mechanisms are symmetrically arranged about the X axis, are used for placing materials to be riveted, drive the materials to be riveted positioned on the lower die holder moving mechanisms to reciprocate along the X axis direction, and can move to a riveting station or a feeding station;

the two riveting mechanisms are symmetrically arranged about the X axis and are used for riveting the material to be riveted at a riveting station to obtain a finished material;

the material moving mechanism is arranged between the two riveting mechanisms, is used for taking down the finished product materials on the lower die holder moving mechanism, reciprocates the finished product materials along the X-axis direction, and can move to a riveting station or a blanking station;

and the control device is used for controlling the operation of the mechanisms.

Further, the squeeze riveting mechanism comprises a squeeze riveting mechanism frame, a squeeze riveting driver, an upper die holder sliding rail and an upper die holder sliding block are arranged on the squeeze riveting mechanism frame, the upper die holder sliding rail is arranged on the squeeze riveting mechanism frame along the Z-axis direction, the upper die holder sliding block is slidably arranged on the upper die holder sliding rail, a riveting press head is arranged on the upper die holder sliding block, the squeeze riveting driver is fixedly arranged on the squeeze riveting mechanism frame, and a movable part of the squeeze riveting driver is connected with the upper die holder sliding block.

Further, the die holder moving mechanism comprises a die holder driver, a die holder sliding rail and a die holder sliding block, wherein the die holder sliding rail is arranged along the X-axis direction, the die holder sliding block is slidably arranged on the die holder sliding rail, the die holder sliding block is provided with a fixing jig matched with a material to be riveted, and the die holder driver is used for driving the die holder sliding block to reciprocate along the die holder sliding rail.

Further, the material moving mechanism comprises a material moving slide rail, a material moving driver, a material moving base, a lifting table, a lifting driver and a clamping assembly, wherein the material moving slide rail is arranged along the X-axis direction, the material moving base is slidably arranged on the material moving slide rail, the lifting table is movably arranged on the material moving base, the lifting driver is arranged in the material moving base, the clamping assembly is arranged on the lifting table, the material moving driver is used for driving the material moving base to reciprocate along the material moving slide rail, and the lifting driver is used for driving the lifting table to reciprocate along the Z-axis direction.

Further, the clamping assembly comprises a clamping assembly guide rail, a screw rod and two clamping pieces, wherein the clamping assembly guide rail is arranged on the lifting table, the two clamping pieces correspond to the clamping assembly guide rail and are provided with clamping piece guide grooves, the two clamping pieces can reciprocate along the clamping assembly guide rail, each clamping piece is connected with a screw rod, and the screw rod is driven to rotate, so that the two clamping pieces are mutually close to or mutually far away from each other.

Further, the automatic riveting machine further comprises a riveting mechanism moving assembly, the riveting mechanism moving assembly comprises a riveting mechanism moving slide rail and a riveting mechanism moving driver, the riveting mechanism moving slide rail is arranged along the Y-axis direction, the riveting mechanism frame is slidably arranged on the riveting mechanism moving slide rail, and the riveting mechanism moving driver is used for driving the riveting mechanism frame to reciprocate along the Y-axis direction.

Further, the lower die holder moving mechanism is arranged on the press riveting mechanism.

Further, still include auxiliary jacking subassembly, auxiliary jacking subassembly is used for with the finished product material top on the die holder moving mechanism leaves die holder moving mechanism, auxiliary jacking subassembly includes auxiliary jacking cylinder, auxiliary jacking cylinder is fixed in rivet pressing mechanism is last, auxiliary jacking cylinder's movable part is equipped with auxiliary jacking piece, auxiliary jacking piece is in auxiliary jacking cylinder's drive down can follow Z axial direction reciprocating motion.

Further, the blanking station is provided with two conveying lines which are arranged in parallel.

Further, the lower die holder driver is a servo motor.

The utility model has the beneficial effects that: by adopting the rivet-free riveting equipment with higher automation degree, the single machine is folded to reduce the investment of operators more than 2 people, the working environment of the operators is improved, the production beat is improved from less than 50PCS/H to 200PCS/H, the production efficiency is greatly improved, meanwhile, favorable conditions are provided for guaranteeing the consistency of products, and the competitiveness of the products is improved.

Drawings

The specific structure of the present utility model is described in detail below with reference to the accompanying drawings:

FIG. 1 is a schematic view of the overall structure of the rivetless riveting apparatus of the present utility model;

FIG. 2 is a schematic structural view of a press riveting mechanism of the rivetless riveting apparatus of the present utility model;

FIG. 3 is a schematic view of the lower die holder moving mechanism of the rivetless riveting apparatus of the present utility model;

FIG. 4 is a schematic view of the material moving mechanism of the rivetless riveting apparatus of the present utility model;

FIG. 5 is a schematic structural view of an auxiliary jacking assembly of the rivetless riveting apparatus of the present utility model;

FIG. 6 is a schematic view of the bottom surface structure of a riveting ram of the press riveting mechanism of the present utility model;

FIG. 7 is a schematic top view of a fixture for a lower die holder moving mechanism according to the present utility model;

FIG. 8 is a schematic view showing a state structure of the rivetless riveting apparatus of the present utility model in preparation for press riveting;

FIG. 9 is a schematic diagram of an exploded construction of the material to be riveted according to the present utility model;

FIG. 10 is a schematic view of the structure of the finished product material of the present utility model;

FIG. 11 is a schematic cross-sectional view of a junction of the finished material of the present utility model;

100-base;

200-riveting mechanism; 201-a riveting mechanism frame; 202-a press riveting driver; 203-an upper die holder slide rail; 204-an upper die holder slide block; 205-riveting press head; 2051-riveting grooves; 206-moving the slide rail by the riveting mechanism; 207-a squeeze riveter mechanism movement driver;

300-a lower die holder moving mechanism; 301-a lower die holder driver; 302, a lower die holder slide rail; 303-a lower die holder slide block; 304-fixing a jig; 3041-riveting protrusions;

400-a material moving mechanism; 401-material moving slide rails; 402-a material moving base; 403-lifting table;

4041—clamping assembly rail; 4042-screw rod; 4043-clip; 4044-clamping screw;

500-auxiliary jacking assembly; 501-auxiliary jacking cylinder; 502-auxiliary jacking blocks;

600-conveying lines;

700-material to be riveted; 701-frame-shaped piece; 702-parts; 703-connection point.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may include one or more features, either explicitly or implicitly. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be attached, detached, or integrated, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms should not be understood as necessarily being directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.

Referring to fig. 1 to 11, a rivetless riveting apparatus includes:

the two lower die holder moving mechanisms are symmetrically arranged about the X axis, are used for placing the material 700 to be riveted, drive the material 700 to be riveted positioned on the lower die holder moving mechanisms to reciprocate along the X axis direction, and can move to a riveting station or a feeding station;

the two riveting mechanisms are symmetrically arranged about the X axis and are used for riveting the material 700 to be riveted at a riveting station to obtain a finished product material;

the material moving mechanism is arranged between the two riveting mechanisms, is used for taking down the finished product materials on the lower die holder moving mechanism, reciprocates the finished product materials along the X-axis direction, and can move to a riveting station or a blanking station;

and the control device is used for controlling the operation of the mechanisms.

In this embodiment, the rivetless riveting apparatus includes a base 100, two die holder moving mechanisms 300, two riveting mechanisms 200 and a control device (not shown) symmetrically disposed about an X-axis are all disposed on the base 100, and a material moving mechanism 400 is disposed between the two riveting mechanisms 200. It should be noted that, for convenience of description, the X axis and the Y axis are defined to be parallel to the horizontal plane, the Z axis is perpendicular to the horizontal plane, and the X axis, the Y axis and the Z axis are mutually perpendicular, one end of the device close to the operator is a proximal end, one end far away from the operator is a distal end, the feeding station is located at the proximal end of the device, and the discharging station is located at the distal end of the device.

The operator puts the material 700 to be riveted on the lower die holder moving mechanism 300 at the feeding station, after the equipment is started, the control device controls the lower die holder moving mechanism 300 to move the material 700 to be riveted to the riveting station, the control device controls the riveting mechanism 200 to perform rivet-free riveting operation on the material 700 to be riveted to obtain a finished product material, and then the control device controls the material moving mechanism 400 to take the finished product material off the lower die holder moving mechanism 300 and move to the blanking station for automatic blanking. In the whole process, only operators are required to feed and start equipment manually, and the workers can be subjected to on-duty operation by simple guidance, so that the skill requirements on the workers are greatly reduced, and the manpower is saved.

Referring to fig. 2, in one possible embodiment, the riveting mechanism 200 includes a riveting mechanism frame 201, a riveting driver 202, an upper die holder sliding rail 203 and an upper die holder sliding block 204 are disposed on the riveting mechanism frame 201, the upper die holder sliding rail 203 is disposed on the riveting mechanism frame 201 along the Z-axis direction, the upper die holder sliding block 204 is slidably disposed on the upper die holder sliding rail 203, the upper die holder sliding block 203 is provided with a riveting press head 205, the riveting driver 202 is fixedly disposed on the riveting mechanism frame 201, and a movable portion of the riveting driver 202 is connected with the upper die holder sliding block 204.

In this embodiment, in order to implement the riveting action, the riveting mechanism 200 specifically includes a riveting mechanism frame 201, an upper die holder slide rail 203 and an upper die holder slide block 204, where the riveting driver 202 and the upper die holder slide rail 203 are both fixed on the riveting mechanism frame 201, the upper die holder slide rail 203 is disposed along the Z-axis direction, and the upper die holder slide block 204 can reciprocate along the upper die holder slide rail 203 under the driving of the movable portion of the riveting driver 202, and the riveting head 205 can be prevented from generating offset during the riveting operation through the guiding action of the upper die holder slide rail 203 to the upper die holder slide block 204, resulting in the riveting failure. The upper die holder slide block 204 is provided with a replaceable riveting press head 205, and different products or different positions of the same product can be riveted by replacing different riveting press heads 205.

After the material 700 to be riveted moves to the riveting station, the control device controls the riveting driver 202 to drive the movable part of the riveting driver 202 to move downwards along the Z-axis direction, so as to drive the riveting press head 205 to move towards the die holder moving mechanism 300, and under the action of the die holder moving mechanism 300 and the riveting press head 205, the material 700 to be riveted placed on the die holder moving mechanism 300 is riveted in a pressing manner. To ensure the clinching effect, the clinching driver 202 is a gas-liquid power cylinder whose pressure is not less than 15T. Wherein, whether the material 700 to be riveted is in place or not can be detected by an infrared detector.

The rivet-free riveting process is adopted to replace the rivet riveting process, and the connecting point 703 formed by the sheet metal stamping material is adopted to replace the rivet, so that the use of the rivet is eliminated, the cost is saved, and the operation flow is simplified; the rivetless riveting process replaces the spot welding process, so that efficient and flexible production and green production are realized, the production energy consumption is reduced, and the working environment of operators is improved.

Referring to fig. 3, in one possible embodiment, the die holder moving mechanism 300 includes a die holder driver 301, a die holder sliding rail 302 and a die holder sliding block 303, the die holder sliding rail 302 is disposed along the X-axis direction, the die holder sliding block 303 is slidably disposed on the die holder sliding rail 302, the die holder sliding block 303 is provided with a fixing fixture 304 matched with the material 700 to be riveted, and the die holder driver 301 is used for driving the die holder sliding block 303 to reciprocate along the die holder sliding rail 302.

In this embodiment, in order to achieve the conveying function of the material 700 to be riveted, the die holder moving mechanism specifically includes a die holder driver 301, a die holder slide rail 302 and a die holder slide block 303, where the die holder slide rail 302 is disposed along the X-axis direction of the apparatus, the die holder slide block 303 can reciprocate along the die holder slide rail 302 under the driving of the die holder driver 301, and the stability of conveying the conveying operation of the material 700 to be riveted can be ensured by the guiding action of the die holder slide rail 302 on the die holder slide block 303, so that the position accuracy of the connection point 703 of the material 700 to be riveted during riveting is ensured. The lower die holder sliding block 303 is provided with a replaceable fixing jig 304, and riveting operations on different products or different positions of the products can be realized by replacing different fixing jigs 304.

The fixing jig 304 is provided with riveting protrusions 3041, the riveting press head 205 is correspondingly provided with riveting grooves 2051, the connection point 703 of the material 700 to be riveted is pressed through the riveting protrusions 3041 on the fixing jig 304, the connection point 703 of the material 700 to be riveted is deformed, and the riveting process is completed until the riveting protrusions 3041 are inserted into the corresponding riveting grooves 2051 on the riveting press head 205. Specifically, in order to control the riveting driver 202 to first abut the riveting press head 205 against the material 700 to be riveted after the material 700 to be riveted reaches the riveting press station, the control device prepares to perform a riveting action, and then starts to apply pressure, so that the riveting protrusions 3041 on the fixing jig 304 are inserted into the corresponding riveting grooves 2051 on the riveting press head 205 to complete the riveting press process, and the riveting press effect can be better ensured. Similarly, the riveting protrusions 3041 may also be disposed on the riveting press head 205, and the fixing fixture 304 is correspondingly provided with the riveting grooves 2051.

In order to facilitate the placement of the material 700 to be riveted by an operator, the fixing jig 304 is a magnetic fixing jig, and the material 700 to be riveted can be adsorbed on the fixing jig 304 with magnetism, so that the dislocation of the material 700 to be riveted caused by external force or inertia during the movement is avoided. Similarly, a magnet mounting position may be provided on the fixing jig 304, and a magnet may be provided in the magnet mounting position, so that the same adsorption effect may be achieved.

Taking the frame 701 as an illustration of the feeding process of the equipment, the material 700 to be riveted comprises the frame 701 and two parts 702 arranged on opposite sides of the frame 701, the two parts 702 are required to be fixed on two opposite sides of the frame 701 in a rivet-free riveting mode, the two parts 702 are firstly respectively placed on the fixing jigs 304 of the two lower die holder moving mechanisms, the frame 701 is sleeved on the fixing jigs 304 of the two lower die holder moving mechanisms, two opposite sides of the frame 701 are respectively contacted with one part 702, the feeding work of the material 700 to be riveted is finished, after the feeding work is finished, an operator starts the equipment, and the lower die holder driver can drive the lower die holder sliding block to drive the material 700 to be riveted to move from the feeding station to the riveting station along the lower die holder sliding rail so as to prepare for riveting.

Referring to fig. 4, in one possible embodiment, the material moving mechanism 400 includes a material moving rail 401, a material moving driver, a material moving base 402, a lifting platform 403, a lifting driver, and a clamping assembly, where the material moving rail 401 is disposed along an X-axis direction, the material moving base 402 is slidably disposed on the material moving rail 401, the lifting platform 403 is movably disposed on the material moving base 402, the lifting driver is disposed in the material moving base 402, the clamping assembly is disposed on the lifting platform 403, the material moving driver is used to drive the material moving base 402 to reciprocate along the material moving rail 401, and the lifting driver is used to drive the lifting platform 403 to reciprocate along a Z-axis direction.

In this embodiment, in order to ensure that the finished material after riveting can smoothly move to the blanking station for blanking, the material moving mechanism 400 specifically includes a material moving slide rail 401, a material moving driver, a material moving base 402, a lifting table 403, a lifting driver and a clamping assembly, where the material moving slide rail 401 is located between two riveting mechanisms 200 and is disposed along the X-axis direction of the device, the material moving driver is disposed inside the material moving base 402, and the material moving base 402 can reciprocate along the material moving slide rail 401 under the driving of the material moving driver, so as to ensure the stability of material conveying, and the material moving slide rail 401 is composed of two parallel guide rails.

In order to prevent the lower die holder moving mechanism 400 from moving the material 700 to be riveted to the riveting station, the material 700 to be riveted is blocked by the clamping assembly and cannot move to the riveting station, the material moving base 402 is provided with a lifting table 403, a lifting driver is further arranged in the material moving base 402, the lifting table 403 is driven to move along the Z axis through the lifting driver, the lifting driver is connected with the lifting table 403 through a lifting screw, the lifting table 403 is provided with an adaptive thread, and the lifting driver can drive the lifting screw to rotate so that the lifting table 403 ascends or descends along the lifting screw. The lifting table 403 is provided with a clamping assembly, which can clamp or release the finished material.

In the process of moving the material 700 to be riveted to the riveting station by the lower die holder moving mechanism 300, the lifting driver drives the lifting table 403 to descend so as to avoid the material 700 to be riveted; when the riveting operation is completed, the lifting driver drives the lifting table 403 to lift, so that the clamping assembly is convenient to clamp the finished material.

In one possible implementation manner, the clamping assembly includes a clamping assembly guide rail 4041, a screw rod 4042 and two clamping pieces 4043, the clamping assembly guide rail 4041 is disposed on the lifting platform 403, the two clamping pieces 4043 are provided with clamping piece guide grooves corresponding to the clamping assembly guide rail, the two clamping pieces 4043 can reciprocate along the clamping assembly guide rail 4041, each clamping piece 4043 is connected with one screw rod 4042, and the two clamping pieces 4043 are made to move close to each other or move away from each other by driving the screw rod 4042 to rotate.

In this embodiment, in order to realize the clamping of the finished product material, the clamping assembly specifically includes a clamping assembly guide rail 4041, a screw rod 4042 and two clamping pieces 4043, the clamping assembly guide rail is disposed on the lifting platform 403, the two clamping pieces 4043 are provided with clamping piece guide grooves corresponding to the clamping assembly guide rail 4041, and the clamping piece 4043 is connected with the clamping assembly guide rail 4041 in a sliding manner by sleeving the clamping piece guide grooves on the clamping assembly guide rail 4041.

In order to facilitate the clamping or releasing of the clamping piece 4043 to the finished product materials, a clamping assembly driver is arranged in the material moving base and is in threaded connection with the two screw rods 4042 respectively through the clamping screw rods 4044, the two screw rods 4042 are arranged on two sides of the clamping screw rods 4044 respectively, the clamping screw rods 4044 are driven to rotate through the clamping assembly driver, so that the two screw rods 4042 drive the two clamping pieces 4043 to move respectively, and the two clamping pieces 4043 are enabled to move close to each other or move far away from each other. In this embodiment, the two clamping pieces 4043 are located at the inner side of the frame 701, so that when the two clamping pieces 4043 are far away, the clamping operation of the frame 701 can be realized; when the two clips 4043 are brought together, a release operation of the frame 701 can be performed.

In order to ensure the stability and reliability of material clamping, the clamping assembly rail 4041 is composed of two rails arranged in parallel.

In one possible embodiment, the riveting device further comprises a riveting mechanism moving assembly, the riveting mechanism moving assembly comprises a riveting mechanism moving slide rail 206 and a riveting mechanism moving driver 207, the riveting mechanism moving slide rail 206 is arranged along the Y-axis direction, the riveting mechanism frame 201 is slidably arranged on the riveting mechanism moving slide rail 206, and the riveting mechanism moving driver 207 is used for driving the riveting mechanism frame 201 to reciprocate along the Y-axis direction.

In this embodiment, in order to facilitate adjustment of the spacing between two riveting mechanisms 200 to adapt to the riveting spacing of different products, the apparatus further includes a riveting mechanism moving assembly, specifically, the riveting mechanism moving assembly includes a riveting mechanism moving slide rail 206 and a riveting mechanism moving driver 207, the riveting mechanism moving slide rail 206 is disposed on the base 100 along the Y-axis direction, the riveting mechanism rack 201 is slidably disposed on the riveting mechanism moving slide rail 206, and under the driving of the riveting mechanism moving driver 207, the riveting mechanism rack 201 can reciprocate along the riveting mechanism moving slide rail 206, so that the spacing between two riveting mechanisms 200 can be conveniently adjusted to adapt to the materials 700 to be riveted with different sizes.

The gap between the riveting mechanism 200 is adjusted through the moving assembly of the riveting mechanism, the working range of the equipment can be flexibly adjusted according to the size of the part, the working range can reach 100-1500mm, and the applicability of the rivetless riveting equipment is greatly improved.

Preferably, the movable driver 207 of the riveting mechanism is a servo motor, so that high-precision position movement can be realized, and the precision of riveting operation is ensured.

In one possible embodiment, the lower die holder moving mechanism 300 is disposed on the clinching mechanism 200.

In this embodiment, since the spacing between the press riveting mechanisms 200 is adjustable, in order to facilitate the feeding of operators, the lower die holder moving mechanism 300 is disposed on the press riveting mechanism 200, specifically, the lower die holder sliding rail 301 of the lower die holder moving mechanism 300 is disposed on the press riveting mechanism frame 201 along the X axis direction, and the lower die holder moving mechanism 300 can move along with the movement of the press riveting mechanism 200, thereby avoiding the need to respectively adjust the spacing between the press riveting mechanisms 200 and the spacing between the lower die holder moving mechanisms 300 when the press riveting parts are replaced, avoiding errors caused by adjusting the equipment spacing, ensuring the press riveting precision, and facilitating the feeding work of operators.

The frame 201 of the riveting mechanism is preferably a C-shaped frame, the riveting driver 202 is arranged on the upper side of the opening of the C-shaped frame, the lower die holder moving mechanism 300 is arranged on the lower side of the opening of the C-shaped frame, the opening of the C-shaped frame right opposite to the lower side of the riveting driver 202 is a riveting station, the structure of the rivetless riveting device is more compact, and the riveting action is performed more smoothly.

Referring to fig. 5, in one possible embodiment, the auxiliary jacking assembly 500 is further included, the auxiliary jacking assembly 500 is used for jacking finished products on the lower die holder moving mechanism 300 away from the lower die holder moving mechanism 300, the auxiliary jacking assembly 500 includes an auxiliary jacking cylinder 501, the auxiliary jacking cylinder 501 is fixed on the riveting mechanism 200, an auxiliary jacking block 502 is disposed on a movable portion of the auxiliary jacking cylinder 501, and the auxiliary jacking block 502 can reciprocate along the Z-axis direction under the driving of the auxiliary jacking cylinder 501.

In this embodiment, in order to smoothly transport the finished product material after press riveting from the press riveting station to the blanking station, the apparatus further includes an auxiliary jacking assembly 500, and due to the quality problem of the incoming material, the frame member 701 may deform after press riveting, which may result in the situation that the material may be jammed occasionally, and the auxiliary jacking assembly 500 is adopted to ensure that the material 700 to be riveted can be successfully separated from the fixing jig 304 of the lower die holder moving mechanism 300 after the completion of riveting. Specifically, the auxiliary jacking assembly 500 is disposed on the frame 201 of the riveting mechanism and is located on one side close to the material moving mechanism 400, when the riveting operation is completed and the finished material needs to be separated from the fixed fixture 304, the control device controls the auxiliary jacking air cylinder 501 to work, the movable part of the auxiliary jacking air cylinder 501 moves upwards along the Z-axis direction, and the auxiliary jacking block 502 disposed on the movable part of the auxiliary jacking air cylinder 501 can jack up and separate the finished material from the fixed fixture 304.

In one possible embodiment, the blanking station is provided with two conveyor lines 400 arranged parallel to each other.

In this embodiment, in order to facilitate the discharging, the discharging station is provided with two conveying lines 600 that are parallel to each other, the material moving base 402 of the material moving mechanism 400 is driven by the material moving mechanism driver to move between the two conveying lines 600, then the lifting driver lowers the lifting table 403 to make two ends of the finished material respectively placed on the two conveying lines 600, then the clamping assembly driver drives the clamping piece 4043 to release the finished material, after the releasing action is completed, the lifting driver controls the lifting table 403 to continuously descend to make the height of the clamping assembly lower than that of the finished material, then the conveying lines 600 start to work, and the finished material is transported away from the discharging station to enter the next procedure. Wherein, whether the finished product material moves in place can be detected through an infrared detector. Preferably, the conveyor line 600 is a belt conveyor line.

In one possible embodiment, the lower die holder driver 301 is a servo motor.

In this embodiment, in order to ensure that the die holder driver 301 can accurately position the fixing jig to the press riveting station, the die holder driver is preferably a servo motor, and the fixing jig 304 on which the material 700 to be riveted is placed can be accurately moved to the press riveting station through high-precision control of the servo motor.

From the above description, the beneficial effects of the utility model are as follows: by adopting the rivet-free riveting equipment with higher automation degree, the single machine is folded to reduce the investment of operators more than 2 people, the working environment of the operators is improved, meanwhile, the production beat is improved to 200PCS/H from less than 50PCS/H, the production efficiency is greatly improved, meanwhile, favorable conditions are provided for guaranteeing the consistency of products, and the competitiveness of the products is improved.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (10)

1. A rivetless riveting apparatus, comprising:

the two lower die holder moving mechanisms are symmetrically arranged about the X axis, are used for placing materials to be riveted, drive the materials to be riveted positioned on the lower die holder moving mechanisms to reciprocate along the X axis direction, and can move to a riveting station or a feeding station;

the two riveting mechanisms are symmetrically arranged about the X axis and are used for riveting the material to be riveted at a riveting station to obtain a finished material;

the material moving mechanism is arranged between the two riveting mechanisms, is used for taking down the finished product materials on the lower die holder moving mechanism, reciprocates the finished product materials along the X-axis direction, and can move to a riveting station or a blanking station;

and the control device is used for controlling the operation of the mechanisms.

2. A rivetless riveting apparatus according to claim 1, wherein: the riveting mechanism comprises a riveting mechanism frame, a riveting driver, an upper die holder sliding rail and an upper die holder sliding block are arranged on the riveting mechanism frame, the upper die holder sliding rail is arranged on the riveting mechanism frame along the Z-axis direction, the upper die holder sliding block is slidably arranged on the upper die holder sliding rail, a riveting pressure head is arranged on the upper die holder sliding block, the riveting driver is fixedly arranged on the riveting mechanism frame, and a movable part of the riveting driver is connected with the upper die holder sliding block.

3. A rivetless riveting apparatus according to claim 1, wherein: the die holder moving mechanism comprises a die holder driver, a die holder sliding rail and a die holder sliding block, wherein the die holder sliding rail is arranged along the X-axis direction, the die holder sliding block is slidably arranged on the die holder sliding rail, the die holder sliding block is provided with a fixing jig matched with a material to be riveted, and the die holder driver is used for driving the die holder sliding block to reciprocate along the die holder sliding rail.

4. A rivetless riveting apparatus according to claim 1, wherein: the material moving mechanism comprises a material moving slide rail, a material moving driver, a material moving base, a lifting table, a lifting driver and a clamping assembly, wherein the material moving slide rail is arranged along the X-axis direction, the material moving base is slidably arranged on the material moving slide rail, the lifting table is movably arranged on the material moving base, the lifting driver is arranged in the material moving base, the clamping assembly is arranged on the lifting table, the material moving driver is used for driving the material moving base to reciprocate along the material moving slide rail, and the lifting driver is used for driving the lifting table to reciprocate along the Z-axis direction.

5. The rivetless riveting apparatus of claim 4, wherein: the clamping assembly comprises a clamping assembly guide rail, a screw rod and two clamping pieces, wherein the clamping assembly guide rail is arranged on the lifting table, the two clamping pieces correspond to the clamping assembly guide rail, a clamping piece guide groove is formed in the clamping assembly guide rail, the two clamping pieces can reciprocate along the clamping assembly guide rail, each clamping piece is connected with a screw rod, and the screw rod is driven to rotate, so that the two clamping pieces are close to each other or far away from each other.

6. A rivetless riveting apparatus according to claim 2, wherein: the riveting mechanism moving assembly comprises a riveting mechanism moving slide rail and a riveting mechanism moving driver, the riveting mechanism moving slide rail is arranged along the Y-axis direction, the riveting mechanism rack is slidably arranged on the riveting mechanism moving slide rail, and the riveting mechanism moving driver is used for driving the riveting mechanism rack to reciprocate along the Y-axis direction.

7. A rivetless riveting apparatus according to claim 1, wherein: the lower die holder moving mechanism is arranged on the press riveting mechanism.

8. A rivetless riveting apparatus according to claim 1, wherein: the automatic riveting machine comprises a lower die holder moving mechanism, and is characterized by further comprising an auxiliary jacking assembly, wherein the auxiliary jacking assembly is used for jacking finished products on the lower die holder moving mechanism away from the lower die holder moving mechanism, the auxiliary jacking assembly comprises an auxiliary jacking air cylinder, the auxiliary jacking air cylinder is fixed on the riveting mechanism, an auxiliary jacking block is arranged on a movable part of the auxiliary jacking air cylinder, and the auxiliary jacking block can reciprocate along the Z-axis direction under the driving of the auxiliary jacking air cylinder.

9. A rivetless riveting apparatus according to claim 1, wherein: the blanking station is provided with two conveying lines which are arranged in parallel.

10. A rivetless riveting apparatus according to claim 3, wherein: the lower die holder driver is a servo motor.