CN207982868U - A kind of Pneumatic clamping rivet pulling device - Google Patents
A kind of Pneumatic clamping rivet pulling device Download PDFInfo
- Publication number
- CN207982868U CN207982868U CN201820192901.9U CN201820192901U CN207982868U CN 207982868 U CN207982868 U CN 207982868U CN 201820192901 U CN201820192901 U CN 201820192901U CN 207982868 U CN207982868 U CN 207982868U
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- China
- Prior art keywords
- cylinder
- rivet
- swelling
- hole
- blind rivet
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- 230000008961 swelling Effects 0.000 claims abstract description 41
- 238000000034 method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Abstract
The utility model is related to accurate clamping device fields,More particularly to a kind of Pneumatic clamping rivet pulling device,Including holder,First cylinder,Second cylinder and swelling blind rivet,The cylinder body of first cylinder is installed on the bottom of holder,The piston rod of first cylinder is connect across holder with the bottom of the second cylinder block,Connecting plate is installed at the top of second cylinder block,First through hole is offered on connecting plate,It is vertically-mounted in first through hole to have swelling blind rivet,Swelling blind rivet is hollow structure,It is vertically-mounted on the piston rod of second cylinder to have expansion pin,Expansion pin is interference fitted with swelling blind rivet,Swelling blind rivet includes interconnecting piece and sockets portion,Portion is socketed to be made of two semicircle rivet nuts,There are gaps among two semicircle rivet nuts,The end of two semicircle rivet nuts is respectively equipped with barb,The utility model can quickly send blind rivet to inside workpiece and tension,To solve the problems, such as that it is low that efficiency is fixedly mounted in thin wall hollow workpiece in the prior art.
Description
Technical field
The utility model is related to accurate clamping device field more particularly to a kind of Pneumatic clamping rivet pulling devices.
Background technology
Generally there are sucker suction mode, vice to clamp mode in the mode of workpiece manufacturing industry, fixed workpiece to be processed
And pressing plate compresses three kinds of mode, however when processing thin wall hollow workpiece, common three kinds of fixed forms are not applicable, hollow out
The hole of workpiece itself makes that vacuum state can not be formed between hollow out workpiece and sucker, therefore hollow out workpiece can not be applicable in sucker suction
Attached mode is fixed, if in addition thin wall hollow workpiece is clamped using vice, workpiece is easily deformed calcellation, and pressing plate compresses
Although mode can fix thin wall hollow workpiece, mounting means is cumbersome, and clamping comparison of coherence is poor, and cannot one
Secondary property processing in place, needs multiple clamping workpiece, installation and processing efficiency all relatively low.
Utility model content
The purpose of this utility model is to provide a kind of Pneumatic clamping rivet pulling devices, can quickly send blind rivet to workpiece
It is internal and tense workpiece, to solve the problems, such as that thin wall hollow workpiece fixed installation efficiency is low in the prior art.
To achieve the above object, the utility model provides the following technical solutions：A kind of Pneumatic clamping rivet pulling device, including branch
Frame, driving cylinder and swelling blind rivet, the driving cylinder include the first cylinder and the second cylinder, and the cylinder body of first cylinder is pacified
The piston rod of bottom loaded on holder, first cylinder is connect across holder with the bottom of the second cylinder block, and described second
Connecting plate is installed at the top of cylinder block, offers first through hole on the connecting plate, it is vertically-mounted in the first through hole
There is a swelling blind rivet, the swelling blind rivet is hollow structure, vertically-mounted on the piston rod of second cylinder to have an expansion pin, described swollen
Pin is interference fitted with swelling blind rivet, and the swelling blind rivet includes that the interconnecting piece being connect with first through hole and interconnecting piece front end extend
What is formed sockets portion, and the portion that sockets is made of two semicircle rivet nuts, there are gap among two semicircle rivet nuts, two and half
The end of round rivet nut is respectively provided with the barb for socketing workpiece.
Preferably, the holder is fixedly connected with workbench, and the workbench bottom is equipped with groove, before second cylinder
Distal process is provided with the second through-hole, the center of second through-hole on the workbench for the inside grooves that extend partially into of holder
Axis is overlapped with the central axis of the piston rod of the second cylinder, and the described portion's of socketing at least part is goed deep into the second through-hole.
Preferably, external screw thread is equipped on the outside of the interconnecting piece, the first through hole is equipped with and the outer spiral shell on the outside of interconnecting piece
The matched internal thread of line.
Preferably, the expansion pin bottom outside is equipped with external screw thread, and the end of the piston rod of second cylinder is equipped with recess
Mounting hole, the mounting hole is equipped with the matched internal thread of external screw thread with expansion pin bottom outside.
Preferably, further include two position limiting slide blocks, two position limiting slide blocks be separately positioned on the both sides of the second cylinder and with branch
Frame is fixedly connected, and the both sides of second cylinder offer sliding rail respectively, and the position limiting slide block of the sliding rail and homonymy is slidably matched.
Compared with prior art, the utility model has the beneficial effects that：A kind of Pneumatic clamping blind rivet dress provided by the present application
Setting can be quickly by blind rivet clamping to the original countersunk screw hole of workpiece, using the barb of blind rivet end by Workpiece clamping
Tightly, clamping process is simple and fast, and can be processed to 5 faces after clamped one time, is not necessarily to multiple clamping, in addition the second cylinder two
The second cylinder of position limiting slide block pair of side limits, and prevents pushing direction from changing, and clamping process accuracy is high and precision is high,
Manufacture clamping especially suitable for high-precision aviation thin wall hollow workpiece.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is that a kind of Pneumatic clamping rivet pulling device provided by the utility model tenses the part-structure schematic diagram before workpiece；
Fig. 3 is that the part-structure in a kind of Pneumatic clamping rivet pulling device provided by the utility model before swelling blind rivet distending shows
It is intended to；
Fig. 4 is that the part-structure in a kind of Pneumatic clamping rivet pulling device provided by the utility model after swelling blind rivet distending shows
It is intended to；
Fig. 5 is that a kind of Pneumatic clamping rivet pulling device provided by the utility model tenses the part-structure schematic diagram after workpiece.
In figure：1 swelling blind rivet, 11 interconnecting pieces, 12 socket portion, 2 expansion pins, 3 connecting plates, 31 first through hole, 4 columns, and 5 second
Cylinder, 51 mounting holes, 6 holders, 7 first cylinders, 8 sliding blocks, 9 workpiece, 10 workbench, 101 grooves, 102 second through-holes, 121 fall
Hook.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 5 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of Pneumatic clamping rivet pulling device, including holder
6, cylinder and swelling blind rivet 1 are driven, driving cylinder includes the first cylinder 7 and the second cylinder 5, and the cylinder body of the first cylinder 7 passes through spiral shell
The bottom that fixed mode is installed on holder 6 is followed closely, the piston rod of the first cylinder 7 passes through the bottom of 5 cylinder body of holder 6 and the second cylinder
Connection, specifically, being equipped with one piece of fixed plate in the bottom of 5 cylinder body of the second cylinder, bolt passes through fixed plate and the first cylinder 7
Piston rod thread connects, and connecting plate 3 is equipped at the top of 5 cylinder body of the second cylinder, specifically, at the top of 5 cylinder body of the second cylinder
Quadrangle is equipped with column 4, and the top of column 4 is equipped with connecting plate 3, offers first through hole 31 on the connecting plate 3, in first through hole 31
Vertically-mounted have a swelling blind rivet 1, and swelling blind rivet 1 is hollow structure, vertically-mounted on the piston rod of the second cylinder 5 to have an expansion pin 2, swollen
Pin 2 is interference fitted with swelling blind rivet 1, specifically, swelling blind rivet 1 includes the interconnecting piece 11 being connect with first through hole 31 and connection
What 11 front end of portion extended to form sockets portion 12, sockets portion 12 and is made of two semicircle rivet nuts, is stayed among two semicircle rivet nuts
It having the gap, the outer diameter of expansion pin 2 is slightly larger than the internal diameter for socketing portion 12, when expansion pin 2 is inserted into swelling 1 inside of blind rivet, two semicircles
Gap becomes larger between rivet nut, and swelling blind rivet 1 is by distending, and after expansion pin 2 is drawn out, the gap between two semicircle rivet nuts is multiple
Original, therefore, it is elastic to socket portion 12, can also be restored by distending, in addition, distinguishing in the end of two semicircle rivet nuts
Equipped with the barb 121 for socketing workpiece 9, i.e. barb 121 is located at the end for socketing portion 12.
Further, it is equipped with external screw thread in 11 outside of interconnecting piece, first through hole 31 is equipped with outer with 11 outside of interconnecting piece
The matched internal thread of screw thread, 2 bottom outside of expansion pin are equipped with external screw thread, and the end of the piston rod of the second cylinder 5 is equipped with recess
Mounting hole, mounting hole are equipped with the matched internal thread of external screw thread with 2 bottom outside of expansion pin.
Specifically, holder 6 is fixedly connected with workbench 10,10 bottom of workbench is equipped with groove 101,5 front end of the second cylinder
Extending partially into inside groove 101 for holder is protruded from, the second through-hole 102, the center of the second through-hole 102 are provided on workbench 10
Axis is overlapped with the central axis of the piston rod of the second cylinder 5, is socketed portion 12 and is goed deep at least partially to the second through-hole 102,
After 1 distending of swelling blind rivet, the portion of socketing while the distending in workbench 10 and workpiece 9 can prevent vibration when processing from leading to work
Part 9 loosens.
Specifically, when the first cylinder 7 works, the piston rod of the first cylinder 7 by the second cylinder 5 and is mounted on the second cylinder
The swelling blind rivet 1 of 5 tops ejects, and swelling blind rivet 1 is sent to the countersunk screw hole of workpiece 9 to be processed, and swelling blind rivet 1 is sent into
After mounting hole, the second cylinder 5 ejects expansion pin 2, and expansion pin 2, which is inserted into inside swelling blind rivet 1, makes 1 distending of swelling blind rivet, further,
First cylinder 7 pulls down swelling blind rivet 1, and the barb 121 for socketing portion end is made to tense workpiece 9.
Further, a kind of Pneumatic clamping rivet pulling device provided by the utility model further includes two position limiting slide blocks 8, two
Position limiting slide block 8 is separately positioned on the both sides of the second cylinder 5 and is fixedly connected with holder 6, and the both sides of the second cylinder 5 offer respectively
The position limiting slide block 8 of sliding rail, sliding rail and homonymy is slidably matched, the setting of position limiting slide block 8, can limit the mobile road of the second cylinder 5
Diameter shifts when preventing the second cylinder 5 from moving, and the setting of position limiting slide block 8 can improve the installation accuracy and accurately of the present apparatus
Degree makes the present apparatus be suitable for the manufacture clamping of various high-precision workpiece 9.
Operation principle：As shown in Fig. 2, Pneumatic clamping rivet pulling device provided in this embodiment is fixed by screws in work
Deeply to the part in portion 12 in groove 101, is socketed deeply in the second through-hole 102, workpiece 9 is placed for 10 bottom of platform and part
Above workbench 10, the countersunk screw hole of workpiece 9 is made to be directed at the second through-hole 102；Next, as shown in figure 3, the first cylinder 7
Start, by the whole release of the second cylinder 5, workpiece 9 is pushed into mounted on the portion 12 that sockets of the swelling blind rivet 1 at 5 top of the second cylinder
Countersunk screw hole in；Further, as shown in figure 4, the second cylinder 5 starts, the second cylinder 5 will connect swollen with its piston rod
Pin 2 promotes the inside of swelling blind rivet 1, and make swelling blind rivet 1 sockets 12 distending of portion, at this point, socket the barb 121 of 12 end of portion with
There are a fixed gaps between workpiece 9；Finally, as shown in figure 5, the first cylinder 7 is same at present by the second cylinder 5 and swelling blind rivet 1
It draws, the barb 121 for socketing 12 end of portion is made to tense workpiece 9, it is convenient that the workpiece 9 is further processed.
Further, it after the completion of workpiece 9 is processed, needs to remove workpiece 9, be as follows, the first cylinder 7 is by the
Two cylinders 5 and swelling blind rivet 1 push forward, and socketing for swelling blind rivet 1 is made to have between the barb 121 of portion end and workpiece 9
Gap conveniently sockets the recovery of portion 12, and then the second cylinder 5 retracts expansion pin 2, so that expansion pin 2 is detached from swelling blind rivet 1, finally uses
First cylinder 7 retracts swelling blind rivet 1, and swelling blind rivet 1 is made to be detached from workpiece 9.
A kind of Pneumatic clamping rivet pulling device provided by the present application can solve thin wall hollow Workpiece clamping effect in the prior art
Rate is low and the problem of can not disposably processing in place, clamping process is simple and fast, and can be carried out to 5 faces after clamped one time
Processing is not necessarily to multiple clamping, and in addition the second cylinder of position limiting slide block pair of the second cylinder both sides limits, and prevents pushing direction from sending out
Changing, clamping process accuracy is high and precision is high, the manufacture clamping especially suitable for high-precision aviation thin wall hollow workpiece.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of Pneumatic clamping rivet pulling device, including holder (6), driving cylinder and swelling blind rivet (1), it is characterised in that：It is described
It includes the first cylinder (7) and the second cylinder (5) to drive cylinder, and the cylinder body of first cylinder (7) is installed on the bottom of holder (6)
The piston rod in portion, first cylinder (7) is connect across holder (6) with the bottom of the second cylinder (5) cylinder body, second cylinder
(5) connecting plate (3) is installed at the top of cylinder body, first through hole (31), the first through hole are offered on the connecting plate (3)
(31) vertically-mounted on to have a swelling blind rivet (1), the swelling blind rivet (1) is hollow structure, the piston rod of second cylinder (5)
It is upper it is vertically-mounted there is expansion pin (2), the expansion pin (2) to be interference fitted with swelling blind rivet (1), the swelling blind rivet (1) includes and the
What the interconnecting piece (11) of one through-hole (31) connection and interconnecting piece (11) front end extended to form sockets portion (12), described to socket portion
(12) it is made of two semicircle rivet nuts, there are gap, the end difference of two semicircle rivet nuts among two semicircle rivet nuts
Equipped with the barb (121) for socketing workpiece (9).
2. a kind of Pneumatic clamping rivet pulling device according to claim 1, it is characterised in that：The holder (6) and workbench
(10) it is fixedly connected, workbench (10) bottom is equipped with groove (101), and the second cylinder (5) front end protrudes from holder
It is internal to extend partially into groove (101), the second through-hole (102) is provided on the workbench (10), second through-hole (102)
Central axis is overlapped with the central axis of the piston rod of the second cylinder (5), and described portion (12) at least part that sockets is deeply to the
In two through-holes (102).
3. a kind of Pneumatic clamping rivet pulling device according to claim 2, it is characterised in that：It is set on the outside of the interconnecting piece (11)
There are external screw thread, the first through hole (31) to be equipped with and the matched internal thread of external screw thread on the outside of interconnecting piece (11).
4. a kind of Pneumatic clamping rivet pulling device according to claim 2, it is characterised in that：Expansion pin (2) bottom outside
Equipped with external screw thread, the end of the piston rod of second cylinder (5) is equipped with the mounting hole (51) of recess, on the mounting hole (51)
Equipped with the matched internal thread of external screw thread with expansion pin (2) bottom outside.
5. according to a kind of any Pneumatic clamping rivet pulling devices of claim 1-4, it is characterised in that：Further include two limits
Sliding block (8), two position limiting slide blocks (8) are separately positioned on the both sides of the second cylinder (5) and are fixedly connected with holder (6), and described
The both sides of two cylinders (5) offer sliding rail respectively, and the position limiting slide block (8) of the sliding rail and homonymy is slidably matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820192901.9U CN207982868U (en) | 2018-02-05 | 2018-02-05 | A kind of Pneumatic clamping rivet pulling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820192901.9U CN207982868U (en) | 2018-02-05 | 2018-02-05 | A kind of Pneumatic clamping rivet pulling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207982868U true CN207982868U (en) | 2018-10-19 |
Family
ID=63823817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820192901.9U Expired - Fee Related CN207982868U (en) | 2018-02-05 | 2018-02-05 | A kind of Pneumatic clamping rivet pulling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207982868U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986463A (en) * | 2019-04-10 | 2019-07-09 | 苏州洲洋精密机械科技有限公司 | A kind of pneumatic tooling for group machining of parts with vertical requirements for plane and hole |
-
2018
- 2018-02-05 CN CN201820192901.9U patent/CN207982868U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109986463A (en) * | 2019-04-10 | 2019-07-09 | 苏州洲洋精密机械科技有限公司 | A kind of pneumatic tooling for group machining of parts with vertical requirements for plane and hole |
| CN109986463B (en) * | 2019-04-10 | 2023-11-03 | 苏州洲洋精密机械科技有限公司 | Pneumatic tool for grouping machining plane and hole parts with vertical requirements |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181019 |