CN218656476U - Riveting equipment - Google Patents

Abstract

The application discloses riveting equipment, which comprises a workbench and a riveting device, wherein the workbench comprises a working surface, and a feeding station and a riveting station are arranged on the working surface; the lower die unit is arranged on the working surface and comprises a mounting surface for mounting a workpiece; the first driving unit is arranged on the working surface and used for driving the lower die unit to reciprocate between the feeding station and the riveting station; the upper die unit is arranged above the riveting station and comprises an operation surface for riveting a workpiece; and the second driving unit is arranged on one side, deviating from the working surface, of the upper die unit and is used for driving the working surface to press down a workpiece mounted on the mounting surface so as to realize riveting. This application can improve great pressure, realizes high efficiency with a plurality of part riveting sets, guarantees the stationary stability and improves the die pull.

Description

Riveting equipment

Technical Field

The application belongs to the technical field of riveting, concretely relates to riveting equipment.

Background

The electronic consumer products generally include a metal exterior part and a low-density metal interior part as a framework, wherein the exterior part and the interior part are usually made of different metal materials, and the exterior part and the interior part need to be assembled into a whole to be used as a carrier of other accessories. Parts made of different materials are assembled into a whole and bonded by common glue. The uniformity of the glue cannot be guaranteed, the drawing force is low, and the fluctuation range is large. The adhesion is performed through a series of processes of dispensing, heating and pressing, pressure maintaining, drying and the like, which consumes time and labor and has low efficiency.

Therefore, it is necessary to develop a high-pressure riveting apparatus to fix two parts together quickly and efficiently, and to improve the drawing force and stability.

Disclosure of Invention

An object of this application is to provide a riveting equipment to adopt the part of glue bonding different materials among the solution prior art, consuming time and power, the lower technical problem of efficiency.

To achieve the above object, the present application provides a riveting apparatus comprising:

the workbench comprises a working surface, and a feeding station and a riveting station are arranged on the working surface;

the lower die unit is arranged on the working surface and comprises a mounting surface for mounting a workpiece;

the first driving unit is arranged on the working surface and used for driving the lower die unit to reciprocate between the feeding station and the riveting station;

the upper die unit is arranged above the riveting station and comprises an operation surface for riveting a workpiece;

and the second driving unit is arranged on one side, deviating from the working surface, of the upper die unit and is used for driving the working surface to press down a workpiece mounted on the mounting surface so as to realize riveting.

In one or more embodiments, the lower die unit includes:

the lower die holder is arranged on the working surface;

the lower die is installed on the lower die base, and the mounting surface is arranged on one side of the lower die, which deviates from the lower die base.

In one or more embodiments, the lower die unit further includes:

the first guide post is arranged on the mounting surface and extends from the mounting surface to the side away from the working surface;

the positioning pin is arranged on the mounting surface and used for positioning a workpiece;

the buffer column is arranged on the mounting surface and extends from the mounting surface to one side away from the working surface;

the first buffer spring is sleeved on the buffer column;

the upper die unit comprises a guide hole matched with the first guide pillar.

In one or more embodiments, the riveting apparatus further comprises:

the third driving unit is arranged on one side surface, away from the working surface, of the working table, the orthographic projection of the third driving unit on the working surface is located at the riveting station, and the third driving unit comprises an output end extending towards the working surface;

the limiting rod is arranged at the output end of the third driving unit and extends towards the working surface;

the lower die base is provided with a limiting hole for inserting the end part of the limiting rod; the third driving unit is used for driving the limiting rod to be inserted into the limiting hole to limit the lower die holder.

In one or more embodiments, the lower die unit further comprises a buffer, the buffer is installed on the working surface and located beside the riveting station and the loading station, and the buffer is used for contacting and buffering with the lower die base when the lower die base moves to the riveting station or the loading station.

In one or more embodiments, the riveting equipment further comprises a slide rail, the slide rail extends along the direction of the riveting station towards the feeding station and is arranged beside the lower die holder, a slide groove matched with the lower die holder is arranged on one side surface of the slide rail facing the lower die holder, and the lower die holder is embedded into the slide groove and slides along the slide groove.

In one or more embodiments, the upper die unit includes:

the upper die holder is arranged at the output end of the second driving unit;

the upper die is arranged on one side surface, facing the working surface, of the upper die seat surface;

the pressing block is arranged on one side surface, facing the working surface, of the upper die, and the working surface is arranged on one side, facing the working surface, of the pressing block;

and the riveting head is arranged on the working surface and corresponds to the riveting point of the workpiece.

In one or more embodiments, the upper die unit further includes:

the second guide pillar is arranged on the working surface, and the second guide pillar extends from the working surface to the upper die holder along the direction towards the upper die holder and extends through the upper die holder;

the guide sleeve is positioned between the second guide pillar and the upper die base;

and the second buffer spring is sleeved on the second guide pillar.

In one or more embodiments, the riveting apparatus further includes a stopper unit including:

the fixing column is arranged on a working surface and beside the riveting station, and extends from the working surface to the upper die holder;

the support column is arranged on a working surface and beside the riveting station, and the fixing column extends from the working surface to the upper die holder;

the third buffer spring is sleeved on the support column;

the fixing column, the supporting column and the third buffer spring are matched to limit the lowest position of the upper die holder.

In one or more embodiments, the workstation still includes the setting and sets up support on the working face and erects the mounting panel on the support, the second drive unit is installed on the mounting panel, and the output of second drive unit towards the working face extends to set up pass the mounting panel with go up the mould unit and be connected.

In one or more embodiments, a first sensor is fixed on the bracket, the first sensor is used for detecting the height of the upper die unit, and the first sensor is electrically connected with the first driving unit.

In one or more embodiments, an inductive switch is arranged on the first driving unit, and the inductive switch is used for detecting whether the lower die unit moves to the riveting station or the loading station.

In one or more embodiments, the riveting equipment further comprises an operation button unit, the operation button unit is located beside the feeding station, and the operation button unit is electrically connected with the first driving unit and the second driving unit.

In one or more embodiments, the riveting equipment further comprises a safety monitoring unit, the safety monitoring unit comprises second sensors symmetrically arranged on two sides of the working surface, and the second sensors are matched to monitor the space above the working surface.

In one or more embodiments, the second drive unit is a pneumatic cylinder.

Different from the prior art, the beneficial effects of this application are:

the riveting fixture can improve larger pressure, realizes quick and efficient riveting and fixing of a plurality of parts, ensures the fixing stability and improves the drawing force;

the riveting method and the riveting device can effectively avoid potential safety hazards in the riveting process and improve the safety factor;

this application adopts pneumatic hydraulic means drive riveting, can be when guaranteeing riveted pressure, reduction in production cost satisfies different operation environment's pressure demand simultaneously.

Drawings

FIG. 1 is a schematic structural view of one embodiment of the riveting apparatus of the present application;

FIG. 2 is a schematic structural view of an embodiment of a lower die unit according to the present application;

FIG. 3 is an enlarged partial schematic view of A in FIG. 2;

FIG. 4 is a schematic diagram of the structure of an embodiment of the article of the present application;

FIG. 5 is a schematic top view of a lower die unit according to an embodiment of the present application;

FIG. 6 isbase:Sub>A schematic cross-sectional view taken along the line A-A in FIG. 5;

FIG. 7 is a schematic structural view of an embodiment of a die unit of the present application;

FIG. 8 is an enlarged partial view of B of FIG. 7;

FIG. 9 is a schematic structural view of an embodiment of a briquette of the present application;

FIG. 10 is a schematic view of a first sensor mounting arrangement of the present application;

fig. 11 is a schematic view of another embodiment of the riveting apparatus of the present application.

Reference numerals:

a work table 100; a work surface 101; a loading station 102; a riveting station 103; a through-hole 104;

a lower die unit 200; a lower die holder 201; a lower die 202; a mounting surface 203; a positioning pin 204; a first guide post 205; a buffer column 206; a first buffer spring 207; a limiting hole 208; a slide rail 209; a buffer 210;

an upper die unit 300; an upper die holder 301; an upper die 302; pressing blocks 303; a riveting head 304; a guide hole 305; a second guide post 306; a guide sleeve 307; a second buffer spring 308;

a first driving unit 400;

a second driving unit 500;

a third driving unit 600; a limiting rod 601;

a limiting unit 700; a fixing column 701; a support column 702; a third buffer spring 703;

a first sensor 800;

an operation button unit 900; a start button 901; a scram button 902;

a safety monitoring unit 1000; a second sensor 1001.

Detailed Description

The present application will be described in detail below with reference to embodiments shown in the drawings. The embodiments are not limited to the embodiments, and structural, methodological, or functional changes made by those skilled in the art according to the embodiments are included in the scope of the present disclosure.

At present, the assembly of external parts and internal parts made of different metal materials in electronic consumer products usually adopts an adhesive mode, and a series of processes such as dispensing, heating and pressing, pressure maintaining, drying and the like are required, so that the time and the labor are consumed, and the efficiency is low.

In order to solve the problems, the applicant develops a high-pressure riveting device which can provide high pressure, quickly and efficiently rivet and fix two parts, and improve the drawing force and the fixing stability.

Specifically, please refer to fig. 1, in which fig. 1 is a schematic structural diagram of a riveting apparatus according to an embodiment of the present application. The riveting equipment comprises a workbench 100, wherein the workbench 100 comprises a working surface 101, and a feeding station 102 and a riveting station 103 are arranged on the working surface 101.

The working surface 101 is provided with a lower die unit 200 and a first driving unit 400, wherein the lower die unit 200 comprises a mounting surface 203 for mounting a workpiece; the first driving unit 400 is used for driving the lower die unit 200 to reciprocate between the feeding station 102 and the riveting station 103.

It can be understood that the first driving unit 400 can drive the lower die unit 200 to switch positions between the feeding station 102 and the riveting station 103, so that an operator can keep feeding and discharging at the feeding station 102, and the operation is simplified.

An upper die unit 300 is arranged above the riveting station 103, and the upper die unit 300 comprises a working surface for riveting a workpiece. The upper die unit 300 is provided with a second driving unit 500 on the side away from the working surface 101, and the second driving unit 500 is used for driving the working surface to press down the workpiece mounted on the mounting surface 203 to realize riveting.

It can be understood that after the lower die unit 200 is loaded at the loading station 102 and moves to the riveting station 103, the second driving unit 500 can drive the working surface to press the workpiece downwards to realize riveting.

Specifically, please refer to fig. 2 and fig. 3, wherein fig. 2 is a schematic structural diagram of an embodiment of a lower die unit according to the present application, and fig. 3 is a schematic partial enlarged view of a in fig. 2. The lower die unit 200 may include a lower die holder 201 and a lower die 202, wherein the lower die holder 201 is disposed on the working surface 101; the lower die 202 is installed on the lower die base 201, and a mounting surface 203 is arranged on one side of the lower die 202, which is far away from the lower die base 201.

The output end of the first driving unit 400 is connected with the lower die holder 201, so that the lower die holder 201 is driven to reciprocate between the feeding station 102 and the riveting station 103. The first driving unit 400 may be an air cylinder, or may be another telescopic device, such as a hydraulic cylinder or an electric telescopic rod, which can achieve the effects of the present embodiment.

In order to monitor the moving position of the lower die holder 201, in this embodiment, a pair of inductive switches (not shown) is disposed in the first driving unit 400, and the pair of inductive switches are respectively used for detecting whether the lower die holder 201 moves to the riveting station 103 or the loading station 102, and the inductive switches may be electrically connected to the first driving unit 400 and the second driving unit 500.

It can be understood that when the lower die holder 201 reaches the riveting station 103, the piston inside the first driving unit 400 reaches a position of the inductive switch, and the inductive switch recognizes the piston, that is, the lower die holder 201 reaches the riveting station 103 at this time, the inductive switch can send a signal to the first driving unit 400 and the second driving unit 500, the first driving unit 400 stops working after receiving the signal, and the second driving unit 500 starts working after receiving the signal; correspondingly, the lower die holder 201 can be similarly arranged when reaching the feeding station 102, so that the driving precision of the first driving unit 400 is effectively ensured, and meanwhile, the automatic riveting operation is convenient to realize.

In order to avoid the movement of the lower die holder 201 to deviate, the riveting device in the embodiment further comprises a sliding rail 209, the sliding rail 209 extends along the direction of the riveting station 103 towards the feeding station 102 and is arranged beside the lower die holder 201, a sliding groove matched with the lower die holder 201 is formed in one side surface of the sliding rail 209 facing the lower die holder 201, and the lower die holder 201 is embedded into the sliding groove and slides along the sliding groove.

In order to avoid that the lower die holder 201 generates a large impact force on other components when moving to the feeding station 102 and the riveting station 103, the lower die unit 200 in this embodiment further includes a buffer 210, as shown in fig. 2, the buffer 210 is installed on the working surface 101, the buffer 210 is located beside the riveting station and the feeding station, two buffers 210 are disposed at each station at intervals, and the buffer 210 contacts with the buffer 210 at the corresponding end to buffer when the lower die holder 201 moves to the riveting station 103 or the feeding station 102.

In order to ensure the positioning of the workpiece on the mounting surface 203, positioning pins 204 for positioning the workpiece are further provided on the mounting surface 203. Referring to fig. 4, fig. 4 is a schematic structural diagram of an embodiment of a workpiece according to the present application. As shown, the workpiece may comprise two parts that require riveting. Two positioning pins 204 for positioning one part of the mounting surface 203 and two positioning pins 204 for positioning the other part of the mounting surface can be arranged on the mounting surface 203, so that the two parts of the workpiece are stably positioned, and the riveting precision is ensured.

In order to avoid the overlarge impact force of the upper die unit 300 on the lower die unit 200 during riveting and limit the riveting direction, the lower die unit 200 further comprises a first guide pillar 205, a buffer pillar 206 and a first buffer spring 207, the first guide pillar 205 is arranged on the mounting surface 203, and the first guide pillar 205 extends from the mounting surface 203 to the side away from the working surface 101; the buffer column 206 is arranged on the mounting surface 203, and the buffer column 206 extends from the mounting surface 203 to the side away from the working surface 101; the first buffer spring 207 is sleeved on the buffer column 206.

Wherein the upper die unit 300 includes a guide hole 305 matched with the first guide post 205, so that when the upper die unit 300 is press-riveted, the first guide post 205 cooperates with the guide hole 305 to limit the pressing direction of the upper die unit 300, avoiding displacement; meanwhile, the first buffer spring 207 exerts a spring force on the upper die unit 300, thereby performing a buffering function.

In order to avoid the displacement of the lower die unit 200 during riveting, the riveting apparatus in this embodiment further includes a fixing device. Specifically, please refer to fig. 5 and 6, in which fig. 5 isbase:Sub>A schematic top view ofbase:Sub>A lower die unit according to an embodiment of the present application, and fig. 6 isbase:Sub>A schematic cross-sectional view ofbase:Sub>A planebase:Sub>A-base:Sub>A in fig. 5.

The fixing device comprises a third driving unit 600 and a limiting rod 601, the third driving unit 600 is arranged on one side surface, away from the working surface 101, of the workbench 100, the orthographic projection of the third driving unit 600 on the working surface 101 is located at the riveting station 103, and the third driving unit 600 comprises an output end extending towards the working surface 101; the limiting rod 601 is disposed at an output end of the third driving unit 600, and the limiting rod 601 extends toward the working surface 101.

Wherein, the worktable 100 is provided with a through hole 104 for the output end of the third driving unit 600 and the limiting rod 601 to pass through, and the lower die base 201 is provided with a limiting hole 208 for the end of the limiting rod 601 to insert; the third driving unit 600 is used for driving the limiting rod 601 to be inserted into the limiting hole 208 to limit the lower die base 201.

As can be understood, when the lower die holder 201 moves to the riveting station 103, the third driving unit 600 can drive the limiting rod 601 to extend out, so that the limiting rod 601 is inserted into the limiting hole 208 of the lower die holder 201, thereby locking the lower die holder 201; after riveting is completed, the third driving unit 600 can drive the limiting rod 601 to reset, so as to unlock the lower die base 201, and the lower die base 201 can reset to the feeding station 102 under the action of the first driving unit 400.

Referring to fig. 7 and 8, fig. 7 is a schematic structural diagram of an embodiment of a die unit according to the present application, and fig. 8 is an enlarged partial diagram of B in fig. 7. The upper die unit 300 includes an upper die base 301, an upper die 302, a pressing block 303, and a rivet head 304.

Specifically, the work table 100 includes a bracket provided on the work surface 101 and a mounting plate erected on the bracket, the second driving unit 500 is mounted on the mounting plate, and an output end of the second driving unit 500 is extended toward the work surface 101 to be provided to be connected to the upper die unit 300 through the mounting plate.

The upper die holder 301 is installed at the output end of the second driving unit 500, and the upper die 302 is installed on one side surface of the upper die holder 301 facing the working surface 101; the pressing block 303 is arranged on one side surface of the upper die 302 facing the working surface 101, and one side of the pressing block 303 facing the working surface 101 is provided with a working surface; the riveting head 304 is provided on the work plane at a position corresponding to a riveting point of the workpiece.

Wherein, the upper die base 301 is provided with a guide hole 305 corresponding to the first guide post 205, thereby realizing the limit of the upper die base 301 during the lifting motion.

Referring to fig. 9, fig. 9 is a schematic structural diagram of an embodiment of a compact according to the present application. As shown in fig. 4 and 9, in the present embodiment, the workpiece includes two caulking points, and the work surface of the pressure block 303 is provided with caulking heads 304 corresponding to the two caulking points one by one. It is understood that in other embodiments, the position and number of the riveting heads 304 can be set according to the structure of the workpiece to be riveted, and the effects of the present embodiment can be achieved.

In order to realize a larger riveting force and reduce the riveting cost, the second driving unit 500 is a pneumatic driving hydraulic cylinder in the embodiment, that is, a pneumatic driving hydraulic structure is adopted; in other embodiments, other telescopic devices may be selected as the second driving unit 500 according to specific conditions, for example, an air cylinder, a hydraulic cylinder, etc., and the effects of the present embodiment can be achieved.

In order to further limit and buffer the lifting movement of the upper die unit 300, the upper die unit 300 further includes a second guide post 306, a guide sleeve 307 and a second buffer spring 308.

Wherein, the second guide post 306 is installed on the working surface 101, and the second guide post 306 extends from the working surface 101 to the upper die holder 301 and extends through the upper die holder 301; the guide sleeve 307 is positioned between the second guide post 306 and the upper die base 301; the second buffer spring 308 is sleeved on the second guide post 306.

Since the second guide post 306 is disposed through the upper die base 301, when the upper die base 301 is lifted, the second guide post 306 can limit the upper die base 301 to be lifted vertically, and the second buffer spring 308 exerts a spring force on the upper die base 301, thereby achieving a buffer effect.

In order to avoid the damage to the workpiece caused by the descending of the upper die holder 301 to the too low position, the riveting device in the embodiment further comprises a limiting unit 700, and the limiting unit 700 comprises a fixing column 701, a supporting column 702 and a third buffer spring 703.

The fixing column 701 is arranged on the working surface 101 and located beside the riveting station 103, and the fixing column 701 extends from the working surface 101 to the upper die holder 301; the supporting column 702 is arranged on the working surface 101 and located beside the riveting station 103, and the fixing column 701 extends from the working surface 101 to the upper die holder 301; the third buffer spring 703 is sleeved on the support pillar 702; the fixed column 701, the supporting column 702 and the third buffer spring 703 are matched with the lowest position of the upper die holder 301 for limiting.

The top heights of the fixing posts 701 and the supporting posts 702 should correspond to the lowest height of the upper die base 301 so as to abut against the upper die base 301 when the upper die base 301 reaches the lowest height. The top end of the fixing column 701 may be provided with an elastic head end to cushion the upper die base 301, and when the upper die base 301 continues to descend, the third buffer spring 703 and the supporting column 702 may further abut against each other.

It can be understood that, in this embodiment, the movement of the upper die base 301 and the lower die base 201 should be sequential batch type, that is, the upper die base 301 is located at the highest position in the initial state, the lower die base 201 is located at the feeding station 102, when the feeding of the lower die base 201 is completed and the movement is completed to the riveting station 103, the upper die base 301 descends again for riveting, and after the riveting is completed, the upper die base 301 resets to the highest position, the lower die base 201 resets again to the feeding station 102 for loading and unloading. If the upper die holder 301 is not reset to the highest position, the lower die holder 201 starts to move, and the two may collide with each other.

In order to avoid this, the first sensor 800 is fixed to the bracket in the present embodiment, and as shown in fig. 10, fig. 10 is a schematic view of the mounting structure of the first sensor in the present application. The first sensor 800 may be fixed at a position having the same height as the upper die base 301 at the highest position, and may be electrically connected to the first driving unit 400. The first sensor 800 can detect whether the upper mold base 301 is at the highest position, and when the upper mold base 301 is at the highest position, the first sensor 800 can send a signal to the first driving unit 400, so that the first driving unit 400 can start to work to move the lower mold base 201.

In this embodiment, the first sensor 800 may be a position sensor, in other embodiments, the first sensor 800 may be another sensor, for example, an infrared sensor, or the like, and the first sensor 800 may be provided at another position, so that the effect of this embodiment can be achieved by detecting the position of the upper die base 301.

The riveting apparatus in this embodiment further includes an operation button unit 900, the operation button unit 900 is located beside the feeding station 102, and the operation button unit 900 is electrically connected to the first driving unit 400 and the second driving unit 500.

Specifically, please refer to fig. 11, fig. 11 is a schematic structural view of another perspective of the riveting apparatus according to an embodiment of the present application. The operating button unit 900 in this embodiment may include two start buttons 901 respectively arranged on two sides of the feeding station 102, and when the two start buttons 901 are pressed simultaneously, the first driving unit 400 can start, so that an operator must operate with both hands, and the potential safety hazard caused by sudden start is avoided.

Meanwhile, the operation button unit 900 in this embodiment may further include an emergency stop button 902, and when the emergency stop button 902 is pressed, the second driving unit 500 may be immediately reset to move the upper mold base 301 to the highest position, and other mechanisms may stop moving, and may be restarted after the personnel checks and eliminates the abnormal condition.

In order to further avoid potential safety hazards in the riveting process, the riveting device in the embodiment further includes a safety monitoring unit 1000, please refer to fig. 11, the safety monitoring unit 1000 includes second sensors 1001 symmetrically disposed on two sides of the working surface 101, and a pair of the second sensors 1001 cooperate to monitor a space above the working surface 101.

It can be understood that, during the riveting process, the pair of second sensors 1001 may detect whether a human body or other foreign objects enter the working surface 101, and if it is detected that a human body or other foreign objects enter the working surface 101, the pair of second sensors 1001 may detect and send a signal to the second driving unit 500 to immediately stop the riveting.

In this embodiment, the second sensor 1001 may be a photoelectric sensor, and in other embodiments, the second sensor 1001 may be another type of sensor, for example, an infrared sensor, and the effects of the present embodiment can be achieved.

The operation process of this application riveting equipment is as follows:

in an initial state, the lower die holder 201 is positioned at the feeding station 102, and the upper die holder 301 is positioned at the highest position; firstly, a workpiece is installed on the installation surface 203, then the start button 901 is pressed by two hands, the lower die holder 201 moves to the riveting station 103, and the inductive switch monitors that the lower die holder 201 reaches the riveting station 103 and sends a signal to the second driving unit 500; the second driving unit 500 controls the upper die holder 301 to press down, so as to drive the riveting head 304 of the working face to press the workpiece for riveting; after maintaining the pressure for a period of time, the second driving unit 500 automatically drives the upper die holder 301 to ascend; when the first sensor 800 monitors the upper die holder 301, a signal is sent to the first driving unit 400 and the second driving unit 500, the second driving unit 500 stops working, the first driving unit 400 starts working to move the lower die holder 201 to the feeding station 102, the inductive switch monitors that the lower die holder 201 reaches the feeding station 102, the signal is sent to the first driving unit 400, and the first driving unit 400 stops working; the operator mounts and removes the workpiece on and from the mounting surface 203, presses the start button 901 with both hands after completion, and repeats the above steps.

When the emergency stop button 902 is pressed down or the pair of second sensors 1001 detect that a human body or a foreign body is located above the working surface 101, the second driving unit 500 is immediately reset to drive the upper die holder 301 to return to the highest position, and the upper die holder is restarted after manual troubleshooting.

The previous description of the disclosure is provided to enable any person skilled in the art to make or use the disclosure. Various modifications to the disclosure will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other variations without departing from the scope of the disclosure. Thus, the disclosure is not intended to be limited to the examples and designs described herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (15)

1. A riveting apparatus, comprising:

the workbench comprises a working surface, and a feeding station and a riveting station are arranged on the working surface;

the lower die unit is arranged on the working surface and comprises a mounting surface for mounting a workpiece;

the first driving unit is arranged on the working surface and used for driving the lower die unit to reciprocate between the feeding station and the riveting station;

the upper die unit is arranged above the riveting station and comprises an operation surface for riveting a workpiece;

and the second driving unit is arranged on one side, deviating from the working surface, of the upper die unit and is used for driving the working surface to press down a workpiece mounted on the mounting surface so as to realize riveting.

2. The riveting apparatus according to claim 1, wherein the lower die unit comprises:

the lower die base is arranged on the working surface;

the lower die is installed on the lower die base, and one side of the lower die, which deviates from the lower die base, is provided with the installation surface.

3. The riveting apparatus according to claim 2, wherein the lower die unit further comprises:

the first guide post is arranged on the mounting surface and extends from the mounting surface to the side away from the working surface;

the positioning pin is arranged on the mounting surface and used for positioning a workpiece;

the buffer column is arranged on the mounting surface and extends from the mounting surface to one side away from the working surface;

the first buffer spring is sleeved on the buffer column;

the upper die unit comprises a guide hole matched with the first guide pillar.

4. The riveting apparatus according to claim 2, further comprising:

the third driving unit is arranged on one side surface, away from the working surface, of the working table, the orthographic projection of the third driving unit on the working surface is located at the riveting station, and the third driving unit comprises an output end extending towards the working surface;

the limiting rod is arranged at the output end of the third driving unit and extends towards the working surface;

the lower die base is provided with a limiting hole for inserting the end part of the limiting rod; the third driving unit is used for driving the limiting rod to be inserted into the limiting hole to limit the lower die holder.

5. The riveting apparatus of claim 2, wherein the lower die unit further comprises a buffer, the buffer is mounted on the working surface and located beside the riveting station and the loading station, and the buffer is used for contacting with the lower die base for buffering when the lower die base moves to the riveting station or the loading station.

6. The riveting equipment of claim 2, characterized in that, the riveting equipment still includes the slide rail, the slide rail is followed the riveting station direction the material loading station direction extends the setting and is in by the lower bolster, the slide rail towards a lower bolster side is equipped with the spout that matches with the lower bolster, the lower bolster embedding along the spout setting of sliding in the spout.

7. The riveting apparatus according to claim 1, wherein the upper die unit comprises:

the upper die holder is arranged at the output end of the second driving unit;

the upper die is arranged on one side surface, facing the working surface, of the upper die seat surface;

the pressing block is arranged on one side surface, facing the working surface, of the upper die, and the working surface is arranged on one side, facing the working surface, of the pressing block;

and the riveting head is arranged on the working surface and corresponds to the riveting point of the workpiece.

8. The riveting apparatus according to claim 7, wherein the upper die unit further comprises:

the second guide pillar is arranged on the working surface, and the second guide pillar extends from the working surface to the upper die holder along the direction towards the upper die holder and extends through the upper die holder;

the guide sleeve is positioned between the second guide pillar and the upper die base;

and the second buffer spring is sleeved on the second guide pillar.

9. The riveting apparatus according to claim 7, further comprising a restraining unit comprising:

the fixing column is arranged on a working surface and beside the riveting station, and extends from the working surface to the upper die holder;

the support column is arranged on a working surface and positioned beside the riveting station, and the fixing column extends from the working surface to the upper die holder;

the third buffer spring is sleeved on the support column;

the fixing column, the supporting column and the third buffer spring are matched to limit the lowest position of the upper die holder.

10. The riveting apparatus according to claim 1, wherein the workbench further comprises a support arranged on the working surface and a mounting plate erected on the support, the second driving unit is mounted on the mounting plate, and an output end of the second driving unit extends toward the working surface and is arranged to penetrate through the mounting plate to be connected with the upper die unit.

11. The riveting apparatus according to claim 9, wherein a first sensor is fixed on the bracket, the first sensor is used for detecting the height of the upper die unit, and the first sensor is electrically connected with the first driving unit.

12. The riveting apparatus according to claim 1, wherein the first driving unit is provided with an inductive switch, and the inductive switch is used for detecting whether the lower die unit moves to the riveting station or the loading station.

13. The riveting apparatus according to claim 1, further comprising an operating button unit located beside the feeding station and electrically connected to the first and second drive units.

14. The riveting apparatus according to claim 1, further comprising a safety monitoring unit comprising second sensors symmetrically disposed on both sides of the work surface, a pair of the second sensors cooperating to monitor the space above the work surface.

15. Riveting apparatus according to any one of claims 1 to 14, wherein the second drive unit is a gas-driven hydraulic cylinder.

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