CN217223452U

CN217223452U - Hollow riveting machine

Info

Publication number: CN217223452U
Application number: CN202220823941.5U
Authority: CN
Inventors: 张金峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-08-19
Anticipated expiration: 2032-04-11

Abstract

The utility model discloses a hollow riveter relates to rivet processingequipment technical field. The rivet holding device comprises a feeding hopper, a holding hopper and a baffle plate, wherein the holding hopper is connected with the frame through a one-way bearing, and the holding hopper and the baffle plate are separately connected with the frame to enable the holding hopper and the baffle plate to move relatively; the rivet transmission assembly comprises a pressing plate, a transmission plate and a vibrating device, wherein the transmission plate is provided with a sliding groove and a notch along the length direction; the pressing plate is arranged below the notch of the transmission plate; the transmission plate penetrates through the baffle plate and extends into the material containing hopper, the notch of the transmission plate is located in the material containing hopper, and the transmission plate gradually inclines and extends downwards to the rivet pressing device. The utility model provides a hollow riveter convenient to divide material and pay-off to the rivet.

Description

Hollow riveting machine

Technical Field

The utility model relates to a rivet processingequipment technical field especially relates to a hollow riveter.

Background

The riveting machine needs to distribute the rivets in the material containing hopper into a single linear arrangement form before pressing the rivets, so that the single rivets are pressed and processed subsequently.

In the riveting machine in the prior art, when rivets are distributed into a single array from a scattered state, the rivets are easily extruded to cause deformation of the rivets, so that the yield of products is reduced, and the maintenance cost of equipment is increased.

Therefore, in order to solve the above technical problem, a new technical solution needs to be proposed to solve the problem. In particular to a hollow riveting machine.

Disclosure of Invention

The utility model discloses a technical problem who causes rivet extrusion deformation easily when arranging the rivet before solving current riveter pay-off provides a hollow riveter.

The following technical scheme is provided for achieving the purpose: a hollow riveting machine comprises a rack, a power device, a transmission device, a rivet containing device, a rivet transmission assembly and a rivet pressing device, wherein the rivet containing device comprises a feeding hopper, a containing hopper and a baffle plate, the containing hopper is connected with the rack through a one-way bearing, and the containing hopper and the baffle plate are separately connected with the rack to enable the containing hopper and the baffle plate to move relatively;

the rivet transmission assembly comprises a pressing plate, a transmission plate and a vibration device, the transmission plate is provided with a sliding groove and a notch along the length direction, the pressing plate is pressed on the transmission plate to enable one part of the sliding groove to be shielded, and the vibration device is arranged below the transmission plate; the pressing plate is arranged below the gap of the transmission plate or partially covers the gap;

the transmission plate penetrates through the baffle plate and extends into the material containing hopper, a notch of the transmission plate is positioned in the material containing hopper, and the transmission plate gradually inclines and extends downwards to the rivet pressing device;

when the material containing hopper rotates, the rivets fall onto the transmission plate and are transmitted downwards to the rivet pressing device through the sliding groove.

Preferably, the baffle includes the baffle body, be equipped with charge door and installing port on the baffle body, the charge door pass through the charge door with the containing hopper is connected, the transmission board passes through the installing port and extends to in the containing hopper, still be equipped with the shielding plate on the baffle, the shielding plate will the clamp plate shelters from with upside, left side and the right side of transmission board junction.

Preferably, the rack comprises a bottom plate and a fixing plate, the fixing plate is movably connected with the bottom plate, and the rivet containing device and the rivet transmission assembly are arranged on the fixing plate.

Preferably, the fixing plates comprise a first fixing plate and a second fixing plate, the first fixing plate is provided with a material containing hopper bracket and a baffle bracket, the material containing hopper is mounted on the material containing hopper bracket through a one-way bearing, and the baffle is fixed on the baffle bracket;

the vibrating device is a linear vibrator, the linear vibrator is installed on the second fixing plate, and the transmission plate is installed on the linear vibrator.

Preferably, the transmission device comprises a main shaft, one end of the main shaft is in transmission connection with the power device, the main shaft is provided with a first cam and a second cam, a first connecting rod mechanism is connected below the first cam, and a rivet pressing device is connected below the second cam.

Preferably, first link mechanism includes transfer line, driving plate and connecting rod, transfer line one end with first cam drive is connected, the other end is fixed on the driving plate, the connecting rod is the L type, connecting rod one end extends to in the holding hopper, the connecting rod stretches into the end department of holding hopper one end is equipped with magnet, driving plate movable about sets up in the frame, still be connected with return spring on the driving plate, return spring one end is fixed in the frame.

Preferably, the rivet pressing device comprises an upper module pressing device and a lower module pressing device, the lower module pressing device is fixed on a bottom plate of the frame, and the lower module pressing device comprises a lower die and a lower needle;

the upper die set pressing device comprises a guide rail, an upper needle fixing block, an upper die fixing block and a fixing piece, the upper die fixing block is arranged below the upper needle fixing block, the upper needle fixing block and the upper die fixing block are connected with the guide rail through the fixing piece, and the fixing piece is connected with the second cam through a joint bearing; the fixing piece is connected with the transmission plate, the transmission plate is further connected with a return spring, and one end of the return spring is fixed to the rack.

Preferably, the drive plate further comprises a biasing means. The offset device includes: the rivet transmission device comprises a transmission plate, a guide opening and a second connecting rod are arranged in the transmission plate, a guide section is arranged in the guide opening in an inclined mode, the second connecting rod is connected below the guide section, one end of the second connecting rod is fixedly connected to a second fixing plate, and when the transmission plate moves downwards, the second connecting rod moves along the edge of the guide section and drives the second fixing plate and a rivet transmission assembly to move away from an upper module pressing device.

Preferably, the power device is a synchronous motor, an output shaft of the synchronous motor is connected with a driving wheel, the driving wheel is connected with a driven wheel through a belt, and the driven wheel is connected with the main shaft.

Preferably, the transmission plate is a stainless steel plate, the sliding groove is arranged in a regular T shape, and the sliding groove is formed through polishing treatment.

Has the advantages that:

the utility model discloses a rotation of containing hopper makes the rivet whereabouts of top in the rotation in-process containing hopper, and in partial rivet whereabouts to the spout of transmission board during the whereabouts, carry out adjusting position to the rivet in the spout under linear vibrator's effect and make the rivet fall into in the spout back and spout shape adaptation and transmit to rivet compression fittings downwards. The material distributing and conveying device increases the product yield and the finished product quantity of the equipment and reduces the maintenance frequency of the equipment.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the overall structure of the present invention.

Fig. 3 is a schematic mechanical diagram of the anchor transfer assembly of the present invention.

Fig. 4 is an exploded view of fig. 3.

Fig. 5 is a schematic cross-sectional structure of fig. 3.

Fig. 6 is a left side view of fig. 1, which is a schematic view of the transmission structure of the offset assembly of the present invention.

Fig. 7 is a schematic view of the front mechanism of the baffle of the present invention.

Fig. 8 is a schematic perspective view of the baffle of the present invention.

Wherein: 1. a base plate; 2. a first support plate; 3. a power plant; 4. a driving wheel; 5. a belt; 6. a driven wheel; 7. a main shaft; 8. a first cam; 9. a second cam; 10. a knuckle bearing; 11. a guide rail; 12. an upper needle fixing block; 13. an upper die fixing block; 14. needle mounting; 15. an upper die; 16. needle setting; 17. a lower die; 18. a second support plate; 19. a vibrating device; 20. a transmission rod; 21. a drive plate; 211. a guide opening; 212. a guide section; 213. a second link; 22. a connecting rod; 23. a hopper; 24. a rivet transport assembly; 241. pressing a plate; 242. a chute; 243 transmission plate; 244. a notch; 25. a baffle plate; 251. a feed inlet; 252. a shielding plate; 253. an installation port; 254. a fixing hole; 26. A magnet; 27. a material containing hopper; 28. a baffle bracket; 29. a one-way bearing; 30. a hopper holder; 31. a first fixing plate; 32. a connecting shaft; 33. a bearing housing; 34. a second fixing plate; 35. and a return spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail through the accompanying drawings and embodiments. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

In the description of the present invention, it should be noted that when an element is referred to as being "fixed" or "disposed" to another element, it can be directly on the other element or be indirectly connected to the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

In the description of the present invention, it should be noted that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the product of the present invention is usually placed in when used, and are only for convenience of describing and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to 8, a hollow riveting machine comprises a frame, a power device 3, a transmission device, a rivet containing device, a rivet transmission assembly and a rivet pressing device. The power device, the transmission device, the rivet containing device, the rivet transmission assembly and the rivet pressing device are arranged on the rack. The rivets are fed from the material containing device, fall on the rivet conveying assembly in the material containing device, are arranged in a single rivet mode on the rivet conveying assembly and are conveyed to the rivet pressing device, and the finished hollow rivets are formed after the rivet pressing device is pressed.

The frame comprises a base plate 1, a first support plate 2, a second support plate 18 and a fixing plate. The first support plate, the second support plate and the fixing plate are mounted on the base plate, and the fixing plate is slidably mounted on the base plate 1 through a connecting shaft 32 and a bearing sleeve 33. The power device 3 is a synchronous motor and is arranged on the first supporting plate 2. The fixing plates comprise a first fixing plate 31 and a second fixing plate 34, the rivet containing device is fixed on the first fixing plate, the rivet transmission assembly is fixed on the second fixing plate, and the first fixing plate and the second fixing plate are connected with each other.

As shown in fig. 1 and 2, the rivet holding device comprises a feeding hopper 23, a holding hopper 27 and a baffle plate 25, wherein the holding hopper 27 is connected with the frame through a one-way bearing 29, and the holding hopper 27 and the baffle plate 25 are separately connected with the frame so that the holding hopper 27 and the baffle plate 25 can move relatively. The material containing hopper can only move towards one direction after being installed through the one-way bearing, and the overturning process of the material containing hopper is guaranteed, so that the rivets can be continuously overturned in the material containing hopper during operation. The first fixing plate 31 is provided with a material containing hopper bracket 30 and a baffle bracket 28, the material containing hopper 27 is arranged on the material containing hopper bracket 30 through a one-way bearing 29, and the baffle 25 is fixed on the baffle bracket 28.

As shown in fig. 3 to 5, the rivet conveying assembly 24 includes a pressing plate 241, a conveying plate 243 and a vibrating device 19, the conveying plate 243 is provided with a sliding slot 242 and a notch 244 along a length direction, the pressing plate 241 is pressed on the conveying plate 243 so that the notch 244 and a part of the sliding slot 242 are shielded, and the vibrating device 19 is arranged below the conveying plate 243. The transmission plate 243 is a stainless steel plate, the sliding groove 242 is arranged in a regular T shape, and the sliding groove 242 is formed by polishing. The transmission plate 243 passes through the baffle 25 and extends into the containing hopper 27, the notch 244 of the transmission plate 243 is positioned in the containing hopper 27, and the transmission plate 243 gradually inclines and extends downwards to the rivet pressing device. The vibration means is a linear vibrator mounted on the second fixing plate 34, and the transmission plate 243 is mounted on the linear vibrator.

The pressing plate is arranged below the gap of the transmission plate or partially covers the gap. When the material containing hopper 27 rotates, the rivets fall onto the conveying plate 243 and are conveyed downwards to the rivet stitching device through the chute 242.

The shape of the runner is the same as the shape of the unprocessed rivet. Because the utility model discloses a mode of whereabouts makes the rivet fall into the spout in, and on the weight distribution of rivet, the rivet head (the horizontal end of T type form promptly) is light, and the rivet tail is heavy (the vertical end of T type form promptly), therefore whereabouts in-process rivet generally the afterbody falls earlier to the spout in, the rivet that does not fall into completely in the spout finally falls into the spout completely and transmits downwards along spout length direction at the secondary adjustment position under linear vibrator's vibration effect. In this way, the utility model discloses in be positive T type form with the spout setting, changed traditional spout and be the structure of type of falling T. Traditional spout is because being the inconvenient cutting formation of the form of falling T type form and falling T type form, can not polish the inside edge of spout in addition, makes the spout smooth part rivet inadequately can be detained in the spout to influence the product finished product volume of equipment and harm equipment even and result in equipment to need the maintenance.

As shown in fig. 7 and 8, the baffle 25 includes a baffle body, a feed opening 251 and a mounting opening 253 are arranged on the baffle body, the feed hopper 23 is connected with the material containing hopper 27 through the feed opening 251, the transmission plate 243 extends into the material containing hopper 27 through the mounting opening 253, a shielding plate 252 is further arranged on the baffle 25, and the shielding plate 252 shields the upper side, the left side and the right side of the connection position of the pressing plate 241 and the transmission plate 243.

The transmission plate is provided with a notch, and the notch is partially covered by the pressing plate, the position of the pressing plate is controlled, and the pressing plate is used for preventing the rivet in the sliding groove from jumping outwards due to the linear vibrator. The notch functions as: when the rivets fall in the material containing hopper, part of the rivets fall to the position where the transmission plate is not provided with the sliding groove, the rivets at the positions can also move downwards under the vibration of the linear vibrator, and the rivets can be easily clamped into the connecting position of the pressing plate and the transmission plate without notches, so that the rivets still fall in the material containing hopper due to the notches. The setting of shielding plate is the junction that falls to clamp plate and transmission board when avoiding the rivet whereabouts equally, avoids the rivet card in the middle of clamp plate and transmission board.

The transmission device comprises a main shaft 7, one end of the main shaft 7 is in transmission connection with the power device 3, an output shaft of the synchronous motor is connected with a driving wheel 4, the driving wheel 4 is connected with a driven wheel 6 through a belt 5, and the driven wheel 6 is connected with the main shaft 7. The rivet pressing device is characterized in that a first cam 8 and a second cam 9 are arranged on the main shaft 7, a first connecting rod mechanism is connected below the first cam 8, and a rivet pressing device is connected below the second cam 9.

First link mechanism includes transfer line 20, driving plate 21 and connecting rod 22, transfer line 20 one end with 8 transmission of first cam are connected, the other end is fixed on the driving plate 21, connecting rod 22 is the L type, connecting rod 22 one end extends to in the holding hopper 27, connecting rod 22 stretches into the end department of holding hopper 27 one end is equipped with magnet 26, driving plate 21 movable from top to bottom sets up in the frame, still be connected with return spring 35 on the driving plate 21, return spring 35 one end is fixed in the frame.

The first cam enables the transmission rod, the transmission plate and the connecting rod to move downwards periodically, and the return spring enables the transmission rod, the transmission plate and the connecting rod to return. When the connecting rod moves downwards, the connecting rod is close to the containing bucket, when the connecting rod is reset, the magnet at the end part of the connecting rod attracts the containing bucket with the same magnetism upwards for a distance, the containing bucket sequentially moves back and forth, and the one-way bearing enables the containing bucket to move only in one way, so that the rivet is always in an upturned state. The containing hopper is internally smooth, the rivet can naturally fall under the action of gravity after being turned over, and the rivet can fall onto the chute of the transmission plate, so that the single arrangement feeding process of the rivet is completed.

The rivet pressing device comprises an upper module pressing device and a lower module pressing device, the lower module pressing device is fixed on the bottom plate 1 of the rack, and the lower module pressing device comprises a lower die 17 and a lower needle 16.

The upper die set pressing device comprises a guide rail 11, an upper needle fixing block 12, an upper die fixing block 13 and a fixing piece, wherein the upper die fixing block 13 is arranged below the upper needle fixing block 12, the upper needle fixing block 12 and the upper die fixing block 13 are connected with the guide rail 11 through the fixing piece, and the fixing piece is connected with the second cam 9 through a joint bearing 10; the mounting is connected with the driving plate 21, the driving plate 21 is further connected with a return spring 35, and one end of the return spring 35 is fixed to the rack.

The second cam also drives the knuckle bearing to move downwards, and the knuckle bearing enables the fixing piece to control the upper needle fixing block and the upper die fixing block to slide on the guide rail. The guide rail is used for limiting the up-and-down moving track of the upper needle fixing block and the upper die fixing block, so that the phenomenon of dislocation when the upper needle and the lower needle are pressed is avoided. The return spring also enables the joint bearing, the upper needle fixing block and the upper die fixing block to be reset.

As shown in fig. 6, the drive plate 21 further includes a biasing device. The offset device includes: the driving plate 21 is internally provided with a guide opening 211 and a second connecting rod 213, the guide opening 211 is internally provided with a guide section 212, the guide section 212 is obliquely arranged in the guide opening 211, the second connecting rod 213 is connected below the guide section 212, one end of the second connecting rod 213 is fixedly connected to the second fixing plate 34, and when the driving plate 21 moves downwards, the second connecting rod 213 moves along the edge of the guide section 212 and drives the second fixing plate 34 and the rivet transmission assembly 24 to move away from the upper die set pressing device. The fixed plate is connected with the bottom plate in a sliding mode to ensure that the rivet transmission assembly can complete displacement.

As shown in fig. 6, when the first cam moves the driving rod downward, the driving rod drives the driving plate downward to move, so as to force the second connecting rod 213 to move rightward, and the second connecting rod drives the second fixing plate, the fixing plate and the devices on the fixing plate to move, so as to make the rivet transmission assembly far away from the upper die set pressing device, and prevent the upper die from pressing down to make the rivet transmission assembly contact with the rivet transmission device. When the transmission plate moves upwards to reset, the second connecting rod moves downwards along the guide section of the transmission plate, and the fixed plate and the devices on the fixed plate reset.

The utility model discloses the rivet that changes traditional riveter divides material structure and rivet transmission structure, makes the riveter can not cause the extrusion to the rivet when dividing material and rivet transmission to improve the yield of product, reduced the maintenance number of times of equipment, improved the amount of production of equipment unit interval simultaneously.

The above embodiments are only used for illustrating the present invention, and not for limiting the present invention, and those skilled in the relevant technical field can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.

Claims

1. The utility model provides a hollow riveter, includes frame, power device (3), transmission, rivet material containing device, rivet transmission assembly and rivet compression fittings, its characterized in that:

the rivet containing device comprises a loading hopper (23), a containing hopper (27) and a baffle plate (25), wherein the containing hopper (27) is connected with the rack through a one-way bearing (29), and the containing hopper (27) and the baffle plate (25) are independently connected with the rack to enable the containing hopper (27) and the baffle plate (25) to move relatively;

the rivet transmission assembly (24) comprises a pressing plate (241), a transmission plate (243) and a vibration device (19), wherein the transmission plate (243) is provided with a sliding chute (242) and a notch (244) along the length direction, the pressing plate (241) is pressed on the transmission plate (243) to shield a part of the sliding chute (242), and the vibration device (19) is arranged below the transmission plate (243); the pressing plate (241) is arranged below the notch (244) of the transmission plate (243) or partially covers the notch (244);

the transmission plate (243) penetrates through the baffle plate (25) and extends into the material containing hopper (27), the notch (244) of the transmission plate (243) is positioned in the material containing hopper (27), and the transmission plate (243) gradually inclines and extends downwards to the rivet pressing device;

when the material containing hopper (27) rotates, the rivets fall onto the conveying plate (243) and are conveyed downwards to the rivet pressing device through the sliding chute (242).

2. A hollow riveter machine as claimed in claim 1 wherein: baffle (25) include the baffle body, be equipped with charge door (251) and installing port (253) on the baffle body, loading hopper (23) pass through charge door (251) with flourishing hopper (27) are connected, transmission board (243) extend to through installing port (253) in the flourishing hopper (27), still be equipped with shielding plate (252) on baffle (25), shielding plate (252) will the upside, the left side and the right side of clamp plate (241) and transmission board (243) junction shelter from.

3. A hollow riveter machine as claimed in claim 1 or claim 2 wherein: the frame includes bottom plate (1) and fixed plate, the fixed plate with bottom plate (1) swing joint, rivet material containing device with rivet transmission assembly (24) set up on the fixed plate.

4. A hollow riveter machine as claimed in claim 3 wherein: the fixing plates comprise a first fixing plate (31) and a second fixing plate (34), a material containing hopper bracket (30) and a baffle plate bracket (28) are arranged on the first fixing plate (31), the material containing hopper (27) is installed on the material containing hopper bracket (30) through a one-way bearing (29), and the baffle plate (25) is fixed on the baffle plate bracket (28);

the vibration device (19) is a linear vibrator, the linear vibrator is mounted on the second fixing plate (34), and the transmission plate (243) is mounted on the linear vibrator.

5. A hollow riveter machine as claimed in claim 1 or claim 2 wherein: the transmission device comprises a main shaft (7), one end of the main shaft (7) is in transmission connection with the power device (3), a first cam (8) and a second cam (9) are arranged on the main shaft (7), a first connecting rod mechanism is connected below the first cam (8), and a rivet pressing device is connected below the second cam (9).

6. A hollow riveter according to claim 5 wherein: first link mechanism includes transfer line (20), driving plate (21) and connecting rod (22), transfer line (20) one end with first cam (8) transmission is connected, the other end is fixed on driving plate (21), connecting rod (22) are the L type, connecting rod (22) one end extends to in flourishing hopper (27), connecting rod (22) stretch into the end department of flourishing hopper (27) one end is equipped with magnet (26), driving plate (21) movable from top to bottom sets up in the frame, still be connected with return spring (35) on driving plate (21), return spring (35) one end is fixed in the frame.

7. A hollow riveter according to claim 5 wherein: the rivet pressing device comprises an upper module pressing device and a lower module pressing device, the lower module pressing device is fixed on a bottom plate (1) of the rack, and the lower module pressing device comprises a lower die (17) and a lower needle (16);

the upper die set pressing device comprises a guide rail (11), an upper needle fixing block (12), an upper die fixing block (13) and a fixing piece, wherein the upper die fixing block (13) is arranged below the upper needle fixing block (12), the upper needle fixing block (12) and the upper die fixing block (13) are connected with the guide rail (11) through the fixing piece, and the fixing piece is connected with the second cam (9) through a joint bearing (10); the fixing piece is connected with the transmission plate (21), the transmission plate (21) is further connected with a return spring (35), and one end of the return spring (35) is fixed to the rack.

8. A hollow riveter machine as claimed in claim 6 wherein: the driving plate (21) further comprises a biasing means;

the offset device includes: the utility model provides a die set compression fittings, including drive plate (21), guide opening (211) and second connecting rod (213) that set up in the drive plate (21), be equipped with guide section (212) in guide opening (211), guide section (212) slope sets up in guide opening (211), guide section (212) below is connected with second connecting rod (213), second connecting rod (213) one end fixed connection is on second fixed plate (34), when drive plate (21) moves down second connecting rod (213) are followed guide section (212) edge removal and are driven second fixed plate (34) and rivet transmission subassembly (24) are kept away from the motion of last module compression fittings.

9. A hollow riveter machine as claimed in claim 5 wherein: the power device (3) is a synchronous motor, an output shaft of the synchronous motor is connected with a driving wheel (4), the driving wheel (4) is connected with a driven wheel (6) through a belt (5), and the driven wheel (6) is connected with the main shaft (7).

10. A hollow riveter machine as claimed in claim 1 wherein: the transmission plate (243) is a stainless steel plate, the sliding groove (242) is arranged in a positive T shape, and the sliding groove (242) is formed through polishing treatment.