CN201274245Y

CN201274245Y - Automatic silver point riveting machine

Info

Publication number: CN201274245Y
Application number: CNU2008201626845U
Authority: CN
Inventors: 方安林; 胡永杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-08-07
Filing date: 2008-08-07
Publication date: 2009-07-15
Anticipated expiration: 2018-08-07

Abstract

The utility model relates to an automatic silver contact riveting machine which is characterized in that the automatic silver contact riveting machine comprises an automatic silver contact filtering and feeding mechanism, a silver contact installing mechanism connected with the automatic silver contact filtering and feeding mechanism, and a riveting mechanism. By adopting the automatic silver contact filtering and feeding mechanism, the automatic silver contact installing mechanism and the riveting mechanism, the automatic silver contact riveting machine realizes filtering, feeding, installing and riveting a plurality of silver contacts at the same time, really realizes riveting the silver contacts automatically and greatly improves the work efficiency, thus effectively reducing the labor intensity of the workers and the labor cost in the production process of an enterprise.

Description

Automatic silver point riveting machine

Technical field

The utility model relates to a kind of riveting device, more particularly relate to a kind of automatic silver point riveting machine, being applicable to all kinds of contacts riveted joint of electrode slice in the electronic devices and components, mainly is to pack into the contact on the relay base that has installed electrode slice automatically and the special equipment of automatic riveting.

Background technology

At present, all types of contacts installation on the electrode slice is adopted manual mostly or mechanical semi-automatic operation is finished, the promptly manual hole of the contact being put into electrode slice, by mechanical stamping contact and electrode slice are fastened and connected, because the field riveting hole of the volume of contact and electrode slice is less relatively, manual operations is too slow again, and working efficiency is very low, crudy is also unstable, and cost of labor is higher, is unfavorable for the production in enormous quantities of enterprise.

Summary of the invention

For the craft and the present situation of semi-automatic installation and the quality of raising silver point riveted joint that change present riveting silver point, the utility model provides a kind of automatic silver point riveting machine, simple operation, the automaticity height, good stability can effectively reduce cost of labor, improves working efficiency.

For solving above technical problem, the technical scheme that the utility model is taked is that a kind of automatic silver point riveting machine is characterized in that including dress silver point mechanism and the silver point riveting machine structure that Automatic sieve send silver point mechanism and Automatic sieve to send silver point mechanism to be connected.

Further, described Automatic sieve send silver point mechanism to include many silver point passages that the feeding bucket is connected with the feeding bucket; This channel cross-section and silver point cross section are suitable, and its front end is connected with the outlet of feeding bucket, and tail end links to each other with dress silver point mechanism.

Further, the described dress silver point mechanism lifter plate and the silver point detecting sensor that include the positioner that is used to place the plastic feet that has installed electrode slice and be installed in the relative lower front end of silver point passage.

Further, the exit of described silver point passage top is provided with a postive stop baffle and is provided with a limiting plate that extends forward in each passage two side; Described lifter plate front end is provided with and the corresponding boss of silver point passage, this boss intersects with silver point passage limiting plate and cooperates, described lifter plate has two kinds of service positions, the raised head face of its initialization position lifter plate is lower than the end face of limiting plate, and the raised head face of its back lifter plate that rises and the end face of limiting plate maintain an equal level.

Further, the boss front end of described lifter plate top is provided with a barb; Between the punching press base of lifter plate and silver point riveting machine structure, be provided with a hang plate that raises gradually.

Further, described positioner includes first pedestal, be installed in first guide rail and first slide block and first cylinder on the first pedestal X axis, on the described first upper end of slide block X axis second pedestal being installed, fixedlys connected and is provided with first baffle plate at the front end of first guide rail in described first ejecting rod of cylinder and second pedestal below; The gentle jar support of second guide rail is housed on the X axis of described second pedestal, on described cylinder support second cylinder is installed, device has second slide block and the 3rd slide block and is provided with second baffle at an end of second guide rail on second guide rail; X axis above described second slide block is provided with first mounting panel and on the X axis the 3rd cylinder is housed above it, and an end of described second ejecting rod of cylinder and first mounting panel is fixedly connected; In described the 3rd slide block Y-axis second mounting panel is housed upwards, at the upper surface of second mounting panel Y-axis device that makes progress the 3rd guide rail is arranged, described the 3rd cylinder and second mounting panel are fixedly connected; Described the 3rd guide rail Y-axis upwards be equipped with four-cylinder and thereon the end face Y-axis the 3rd mounting panel upwards is housed, Y-axis at described the 3rd mounting panel is equipped with cylinder support and bearing pedestal upward, on the cylinder support, rotary cylinder is housed, in the cylinder rotating shaft, be mounted with a connection rotating shaft by bearing pedestal, this connection rotating shaft other end and the 5th cylinder are fixedly connected, and two intermediate plates are housed on described the 5th cylinder.

Further, described silver point riveting machine structure includes support, the punching press base; Rack-mount stamping cylinder, and the silver point decompressor that is positioned at the stamping cylinder below, the push rod of described stamping cylinder and the decompressor of below have certain interval; The brace that described silver point decompressor includes spring spindle and is installed in the spring spindle top, a side of described brace is provided with a pressed sheet, is provided with the one stroke limiting plate in a side of described pressed sheet.

Further, described feeding bucket includes the staving of a rotation, is provided with the upwards conveyer belt of spiral in described rotation staving, and this spiral conveyor is connected with silver point channel entrance end.

The beneficial effects of the utility model are owing to adopt Automatic sieve to send the silver point device, to adorn the silver point device automatically, riveting mechanism; Can sieve simultaneously, give, dress, many pieces of silver points of riveting, really realized the automation riveting silver point, improved working efficiency greatly, in enterprise production process, effectively reduce working strength of workers and cost of labor.

Description of drawings

Fig. 1 is the three-dimensional reference diagram of the utility model embodiment

Fig. 2 is the vertical view of the utility model embodiment

Fig. 3 is A among Fig. 2-A cutaway view

Fig. 4 is the utility model embodiment silver point channel outlet perspective view

Fig. 5 is the perspective view of the utility model embodiment lifter plate

Fig. 6 is the perspective view of the utility model embodiment punching press base

Fig. 7 is the perspective view of the utility model embodiment decompressor

Fig. 8 is a P place stereo amplification figure among Fig. 1

Fig. 9 is a K place enlarged drawing among Fig. 3

Figure 10 is the perspective view of the utility model embodiment positioner

Specific embodiments

Below in conjunction with accompanying drawing the utility model embodiment is described further:

To shown in Figure 10, the embodiment of a kind of automatic silver point riveting machine of the utility model is characterized in including Automatic sieve and send silver point mechanism 1 as Fig. 1; The dress silver point mechanism 2 that send silver point mechanism 1 to be connected with Automatic sieve; And silver point riveting machine structure 3; Described Automatic sieve send mechanism 1 to be meant the direction of silver point 6 by installation requirements, automatically silver point 6 is delivered to the designated mounting position; Described dress silver point mechanism 2 is meant packs the silver point 6 that arrives the designated mounting position on the relay base 5 that has installed electrode slice automatically; Described silver point riveting machine structure 3 is meant the punching press riveted joint mutually of the electrode slice 51 on silver point 6 and the relay base, silver point 6 is fixed on the electrode slice 51.

In the present embodiment, described Automatic sieve send the silver point passage 12 that silver point mechanism 1 includes feeding bucket 11 and is connected with feeding bucket 11; Described feeding bucket 11 includes rotation staving 111, is provided with the helical duct 112 of rising in rotation staving 111, and this helical duct 112 is connected with silver point passage 12; Silver point 6 is put into the rotation staving 111 of feeding bucket 1,, the silver point in the right direction 6 silver point passage 12 of postponing is pushed the port of export of silver point passage 12 by the spiral thrust of the elevating screw passage 112 in the rotation staving 111; Certainly, it is a variety of that Automatic sieve send the mode of silver point to have, and also can not adopt this kind sieve to send mode, such as adopt the conveyer belt mode of movement, perhaps utilizes the silver point self gravitation, adopts high-order downslide mode of movement, all can reach identical purpose, produces identical effect; But the execution mode that present embodiment is taked has good, stable screening and transportation performance, so present embodiment is a preferred implementation.

The demand of base 5 riveted joint silver points 6 at the bottom of be improving working efficiency and adapting to relay, described silver point passage 12 is provided with four altogether, can sieve simultaneously and send four silver points 6, and certainly, the demand different according to product can be provided with the number of passage flexibly; Described silver point passage 12 cross sections and silver point 6 cross sections are suitable.

Because consider the processing factors of silver point passage 12, so that the processing and manufacturing of silver point passage 12, in the present embodiment, it is four parts that silver point passage 12 is divided into, by silver point screening end 121, straight passage 122, channel bracket 123, the silver point port of export 124 is formed.

In the present embodiment, for better the electrode slice 51 of relay base 5 being positioned to the top of silver point channel outlet 124, above silver point channel outlet 124, be provided with a baffle plate 1241; When silver point 6 skids off silver point channel outlet 124, for preventing silver point 6 left and right sides sidesways, be equipped with a limiting plate 1242 that extends forward in each passage two side of silver point passage 12,, below per two limiting plates 1242, be provided with one and strengthen arm-tie 1243 for strengthening the intensity of this limiting plate 1242; Move to for the more stable relay base that will install silver point 65 on the punching press base 34 of punching mechanism 3, above limiting plate 1242, be provided with a transition barb 1244; One lifter plate 21 is housed below the limiting plate 1242 of described silver point channel outlet 124, described lifter plate 21 is meant in its bottom one cylinder 211 is housed, by cylinder 211 its liftings of control, these lifter plate 21 front ends are provided with and the suitable boss 211 in silver point channel outlet 124 both sides limiting plates 1242 gaps, this boss 211 intersects with the limiting plate 1242 of silver point channel outlet 124 and cooperates, described intersection cooperates and is meant, the boss 211 of lifter plate 21 is installed in silver point channel outlet 124 and places between the two adjacent limiting plates 1242; Described lifter plate 21 has two kinds of service positions, when lifter plate 21 is in the initialization position, boss 211 end faces of its lifter plate 21 are equal with the groove bottom of silver point channel outlet 124 and be lower than the end face of the limiting plate 1242 of silver point channel outlet, at this moment, silver point 6 just can enter on the end face of boss 211 of lifter plate 21 smoothly, enter boss 211 end faces of lifter plate 21 when silver point 6 after, be subjected to the restriction of the limiting plate 1242 of the left and right sides, silver point 6 can't left and right sides sidesway; When lifter plate 21 is in second service position, rising by lifter plate cylinder 211, silver point on boss 211 end faces of lifter plate 21 6 is advanced in the installing hole 511 of electrode slice 51, at this moment, boss 211 end faces of lifter plate 21 and the end face of silver point passage 21 limiting plates 1242 maintain an equal level mutually, and silver point 6 just can be smoothly enters on the end face of punching press base 34 of punching mechanism 3 by limiting plate 1242.

Certainly, from telling on of the target that will reach, also can not establish the left and right sides sidesway that limiting plate 1242 can limit silver point 6 equally, such as on the boss 211 of lifter plate 21, establish a rounding groove, after silver point 6 skids off silver point channel outlet 124, directly enter in this groove, can reach identical purpose equally, produce identical effect; But owing to adopt the groove mode, relay base 5 is when mobile, and groove may hinder moving of silver point 6, silver point 6 is subjected to displacement, have influence on follow-up assembling, but the execution mode that present embodiment is taked has advantages such as stable work in work, so present embodiment is a preferred implementation.

In the present embodiment, because silver point 6 shapes become step-like,, cause silver point 6 dislocation or inclination for preventing to be subjected to the extruding of other silver point 6 in the silver point passage 12, can't accurately pack in the riveted holes 511 of electrode slice 51, above described lifter plate 21 boss 211, be provided with a spacing barb 212; Owing to be provided with a spacing barb 212, after lifter plate 21 rises, silver point riveted joint end 61 can't all be packed in the riveted holes 511 of electrode slice 51, when guaranteeing that silver point riveted joint end 511 moves on punching press base 34 end faces of riveting mechanism 3, the electrode slice riveted holes 511 of silver point riveted joint end 61 all being packed into is interior so that the riveted joint operation, between lifter plate 21 and punching press base 34, be provided with a hang plate 342 that raises gradually, silver point riveted joint end 61 can be packed into fully in the riveted holes 51 of electrode slice 5 by this hang plate 342.

Certainly, silver point riveted joint end 61 to be inserted fully in the riveted holes 511 of electrode slice 51 and also can not establish hang plate 342, such as the left and right sides intermediate plate 422 of positioner 40 is made as upper and lower bascule, perhaps the punching press base 34 with riveting mechanism 3 is made as up and down structure, all can reach identical purpose, produce identical effect; But the execution mode that present embodiment is taked has advantages such as simple in structure, stable work in work, so present embodiment is a preferred implementation.

Owing to consider the processing factors of hang plate 342, so that the processing and manufacturing of hang plate 342 and bulk strength and production cost, in the present embodiment, hang plate 342 designs for one with the punching press base 34 of punching mechanism 3, front end at punching press base 34 is provided with a boss 341, and described hang plate 342 1 ends link to each other with boss 341.

In the present embodiment, lifter plate 21 and silver point detecting sensor 22 that described dress silver point mechanism 2 includes the positioner 40 that is used to place the relay plastic feet 5 that has installed electrode slice 51 and is installed in silver point passage 12 relative lower front end, described positioner 40 includes first pedestal 401, be installed in first guide rail 402 and first slide block 403 and first cylinder 404 of the first pedestal 401X on axially, second pedestal 405 is installed in described first slide block, 403 upper end X on axially, described first cylinder, 404 push rods 4041 are fixedlyed connected with second pedestal, 45 belows and are provided with first baffle plate 4021 at the front end of first guide rail 42; Under the push-and-pull action power of first cylinder 404, an end of second pedestal 405 can be pushed into first baffle plate 4021 places; Second guide rail, 406 gentle jar supports 407 are housed on the X axis of described second pedestal 405, second cylinder 408 is installed on described cylinder support 407, and device has second slide block 409 and the 3rd slide block 410 and is provided with second baffle 4061 at an end of second guide rail 406 on second guide rail 406; X axis above described second slide block 409 is provided with first mounting panel 411, and on X axis above first mounting panel 411 the 3rd cylinder 412 is housed, and an end of described second ejecting rod of cylinder 4081 and first mounting panel 411 is fixedly connected; Under the push-and-pull action power of second cylinder 408, first mounting panel 411 can be prolonged X axis and move; Second mounting panel 413 is housed at described the 3rd slide block 410Y on axially, at the upper surface Y-axis of second mounting panel 413 device that makes progress the 3rd guide rail 414 is arranged, described the 3rd cylinder 412 and second mounting panel 413 are fixedly connected; Under the push-and-pull action power of the 3rd cylinder 412, an end of second mounting panel 413 can be prolonged X-direction and be pushed into second baffle place 4061; Described the 3rd guide rail 414Y be equipped with on axially four-cylinder 415 and thereon the end face Y-axis the 3rd mounting panel 416 upwards is housed, under the push-and-pull action power of four-cylinder 415, the 3rd mounting panel 416 can be prolonged the Y direction move left and right; Y-axis upwards is equipped with cylinder support 417 and bearing pedestal 418 above described the 3rd mounting panel 416, rotary cylinder 419 is installed on cylinder support 417, in the cylinder rotating shaft, be mounted with a connection rotating shaft 420 by bearing pedestal 418, these connection rotating shaft 420 other ends and the 5th cylinder 421 are fixedly connected, on described the 5th cylinder 421, left and right sides intermediate plate 422 is housed, by the opening and closing of the 5th cylinder 421 may command left and right sides intermediate plates 422; Rotation by rotary cylinder 419 can be with the 5th cylinder 421 and left and right sides intermediate plate 422 Rotate 180s °; Certainly,, also can not establish rotary cylinder 419, such as adopt motor, also the 5th cylinder 421 and left and right sides intermediate plate 422 Rotate 180s ° can be able to be reached identical purpose equally, produce identical effect from the purpose that will reach; But the execution mode that present embodiment is taked has good, stable service behaviour, so present embodiment is a preferred implementation.

In the present embodiment, described silver point riveting machine structure 3 includes support 31, mounting base 32 and be installed in the stamping cylinder 33 on the support 31 and snap in punching press base 34 in the mounting base 32, and the silver point decompressor 35 and the blow tank 36 that are positioned at stamping cylinder 33 belows; Perpendicularity in order to guarantee to rivet operation, the push rod of described stamping cylinder 33 does not carry out mechanical fixation with the decompressor of below 35 and is connected, and makes stamping cylinder 33 and decompressor 35 have certain interval; The brace 352 that described silver point decompressor 35 includes spring spindle 351 and is installed in spring spindle 351 tops, one side of described brace 352 is provided with a pressed sheet 353, that silver point 6 punching presses are not bad during for assurance riveted joint operation, be provided with one stroke limiting plate 354 in the back of described pressed sheet 353, descending stroke with restriction decompressor 35, when the riveted joint operation is finished, stamping cylinder 33 push rods reset, at this moment, decompressor 35 is reset to the initialization position by the back-moving spring of spring spindle 351 with decompressor 35.

The workflow of this equipment is as follows:

Silver point 6 is poured in the rotary barrel 111 of feeding bucket 11, sieve through feeding bucket 11 inside spin passages 112 send, silver point 6 is delivered to the entrance point 124 of silver point passage 12, be subjected to the screening once more of silver point passage 45 entrance points 124, thrust by helical duct 112 generations, silver point in the right direction 6 delivered in the silver point passage 12 until silver point channel outlet 124 and skid off silver point passage 12 enter on the boss 211 of lifter plate 21, under the thrust of first cylinder 404, second pedestal 405 prolongs first guide rail 402 and moves to the first baffle plate place 4021; Four-cylinder 415 moves to the front end of the 3rd guide rail 414, by the 5th cylinder 421 control left and right sides intermediate plates 422 and under the cooperation of Other related equipment, can automatically the relay base 5 that installs electrode slice 51 be placed between the left and right sides intermediate plate 422, certainly also can by hand 5 in relay plastics that install electrode slice 51 be put into left and right sides intermediate plate 422, when the sensor sensing in the left and right sides intermediate plate 422 behind relay plastic feet 5, four-cylinder 415 moves to the end of the 3rd guide rail 414, first cylinder 404 returns to the initialization state, the 3rd cylinder 412 is pushed into second baffle 4061 places with second mounting panel 413, and four-cylinder 415 moves to the front end of the 3rd guide rail 414; The electrode slice 51 of relay plastic feet 5 just is positioned at silver point channel outlet 124 tops at this moment, when the sensor sensing of the 3rd guide rail 414 front ends during to four-cylinder 415, the cylinder 213 of lifter plate 21 bottoms rises, silver point 6 on the boss 211 of lifter plate 21 is headed in the riveted holes 511 of the electrode slice 51 in the top relay plastic feet 5, in the time of in silver point detecting sensor 22 detects the riveted holes 511 that silver point 6 all enters electrode slice 51, the 3rd cylinder 412 prolongs second guide rail 406 and returns to the initialization state, at this moment, silver point 6 is by the limiting plate 1242 of silver point channel outlet 124, arrive on the end face of punching press base 34 through hang plate 342, because transition adjustment through hang plate 342, silver point riveted joint end 61 all inserts in the riveted holes 511 of electrode slice 51, relay plastic feet 5 also moves to the top of punching press base 34, at this moment, the staking punch 353 of stamping cylinder 32 roof pressure decompressors 35, make staking punch 353 punching presses be positioned at electrode slice 51 and silver point 6 on the relay plastic feet 5 on punching press base 34 end faces, silver point 6 and electrode slice 51 are fixedly connected; When for the first time riveting operation when finishing, four-cylinder 415 moves to the end of the 3rd guide rail 414, rotary cylinder 419 drives the 5th cylinders 421 and left and right sides intermediate plate 422 Rotate 180s ° by connecting rotating shaft 420, the 3rd cylinder 412 prolongs second guide rail 406 and moves to second baffle place 4061 once more, the front end that this moment, four-cylinder 415 moved to the 3rd guide rail 414 is delivered to silver point channel outlet 124 tops with another row's electrode slice 51 of relay plastic feet 5, when silver point 6 is subjected to the thrust of helical duct 112 generations when silver point passage 12 skids off silver point channel outlet 124, when silver point detecting sensor 22 detects on boss 211 end faces that silver point 6 all enters lifter plate 21, the cylinder 212 of lifter plate 21 bottoms rises, silver point riveted joint end 61 is headed in the riveted holes 511 of electrode slice 51, the 3rd cylinder 412 prolongs second guide rail 406 and returns to the initialization state, at this moment, silver point 6 is through the adjustment of hang plate 342, silver point riveted joint end 61 all inserts in the riveted holes 511 of electrode slice 51, relay plastic feet 5 just is sitting at the top of punching press base plate 34, by stamping cylinder 32 push rod roof pressure decompressors 35, finish the riveted joint operation, at this moment, second cylinder 408 recovers the initialization state, first mounting panel 411 is retracted, at this moment, left and right sides intermediate plate 422 be in blow tank 36 directly over, the 5th cylinder 421 unclamps left and right sides intermediate plate 422,5 of the relay plastic feets of having riveted silver point 6 fall in the blow tank 36, finish whole automation silver point riveted joint operation.

The foregoing description should not be considered as restriction of the present utility model, but any improvement of doing based on spirit of the present utility model, all should be within protection range of the present utility model.

Claims

1. automatic silver point riveting machine is characterized in that including:

---Automatic sieve send silver point mechanism;

The dress silver point mechanism that---with Automatic sieve send silver point mechanism to be connected;

---and the silver point riveting machine structure.

2. automatic silver point riveting machine according to claim 1 is characterized in that described Automatic sieve send silver point mechanism to include:

---feeding bucket;

Many the silver point passages that---with the feeding bucket is connected; This silver point channel cross-section and silver point cross section are suitable, and its front end is connected with the outlet of feeding bucket, and tail end links to each other with dress silver point mechanism.

3. automatic silver point riveting machine according to claim 2 is characterized in that described dress silver point mechanism includes:

---be used to placed the positioner of the plastic feet that installs electrode slice;

---and the lifter plate that is installed in the relative lower front end of silver point passage;

---and a silver point detecting sensor.

4. according to claim 2 or 3 described automatic silver point riveting machines, the top, exit that it is characterized in that described silver point passage is provided with a postive stop baffle and is provided with a limiting plate that extends forward in each passage two side; Described lifter plate front end is provided with and the corresponding boss of silver point passage, this boss intersects with silver point passage limiting plate and cooperates, described lifter plate has two kinds of service positions, the raised head face of its initialization position lifter plate is lower than the end face of limiting plate, and the raised head face of its back lifter plate that rises and the end face of limiting plate maintain an equal level.

5. automatic silver point riveting machine according to claim 4 is characterized in that the boss front end top of described lifter plate is provided with a barb; Between the punching press base of lifter plate and silver point riveting machine structure, be provided with a hang plate that raises gradually.

6. automatic silver point riveting machine according to claim 5, it is characterized in that described positioner includes first pedestal, be installed in first guide rail and first slide block and first cylinder on the first pedestal X axis, on the described first upper end of slide block X axis second pedestal being installed, fixedlys connected and is provided with first baffle plate at the front end of first guide rail in described first ejecting rod of cylinder and second pedestal below; The gentle jar support of second guide rail is housed on the X axis of described second pedestal, on described cylinder support second cylinder is installed, device has second slide block and the 3rd slide block and is provided with second baffle at an end of second guide rail on second guide rail; X axis above described second slide block is provided with first mounting panel and on the X axis the 3rd cylinder is housed above it, and an end of described second ejecting rod of cylinder and first mounting panel is fixedly connected; In described the 3rd slide block Y-axis second mounting panel is housed upwards, at the upper surface of second mounting panel Y-axis device that makes progress the 3rd guide rail is arranged, described the 3rd cylinder and second mounting panel are fixedly connected; Described the 3rd guide rail Y-axis upwards be equipped with four-cylinder and thereon the end face Y-axis the 3rd mounting panel upwards is housed, Y-axis at described the 3rd mounting panel is equipped with cylinder support and bearing pedestal upward, on the cylinder support, rotary cylinder is housed, in the cylinder rotating shaft, be mounted with a connection rotating shaft by bearing pedestal, this connection rotating shaft other end and the 5th cylinder are fixedly connected, and two intermediate plates are housed on described the 5th cylinder.

7. automatic silver point riveting machine according to claim 6 is characterized in that described silver point riveting machine structure includes support, the punching press base; Rack-mount stamping cylinder, and the silver point decompressor that is positioned at the stamping cylinder below, the push rod of described stamping cylinder and the decompressor of below have certain interval; The brace that described silver point decompressor includes spring spindle and is installed in the spring spindle top, a side of described brace is provided with a pressed sheet, is provided with the one stroke limiting plate in a side of described pressed sheet.

8. automatic silver point riveting machine according to claim 7 is characterized in that described feeding bucket includes the staving of a rotation, is provided with the upwards conveyer belt of spiral in described rotation staving, and this spiral conveyor is connected with silver point channel entrance end.