CN110405087B - I-shaped wheel axle pipe riveting device - Google Patents
I-shaped wheel axle pipe riveting device Download PDFInfo
- Publication number
- CN110405087B CN110405087B CN201910803027.7A CN201910803027A CN110405087B CN 110405087 B CN110405087 B CN 110405087B CN 201910803027 A CN201910803027 A CN 201910803027A CN 110405087 B CN110405087 B CN 110405087B
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- China
- Prior art keywords
- riveting
- shaft tube
- lower die
- pressing plate
- shaft
- Prior art date
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- 238000003825 pressing Methods 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000007306 turnover Effects 0.000 claims description 4
- 238000012797 qualification Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000011265 semifinished product Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D41/00—Application of procedures in order to alter the diameter of tube ends
- B21D41/02—Enlarging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
- Automatic Assembly (AREA)
Abstract
The invention discloses an I-shaped wheel shaft pipe riveting device which comprises a frame, a riveting upper die and a riveting lower die and is characterized by further comprising a pressing plate, wherein the pressing plate and the riveting upper die are arranged on the frame in a lifting mode, the riveting lower die is arranged below the riveting upper die and the pressing plate, the riveting lower die is connected with the frame through a station switching mechanism, and the station switching mechanism is used for driving the riveting lower die to switch between two stations below the pressing plate and below the riveting lower die. The pressing plate is arranged in the riveting device for the axle tube and is used for vertically assembling the axle tube into the spool, compared with manual assembly in the prior art, the assembly efficiency is high, the pressing plate is propped against the top surface of the axle tube, the pressing direction is consistent, and the assembly precision and the product qualification rate of the axle tube are improved.
Description
Technical Field
The invention relates to the technical field of spool production equipment, in particular to a spool pipe riveting device.
Background
The connection between the spool tube and the shaft tube typically includes welding, riveting, and spool of welded type tube as described in CN109834431A, CN 109834425A. The shaft tube assembly of the traditional riveting process is completed by manual operation, and the defect of manual assembly is that: the outer diameter of the shaft tube is slightly smaller than the aperture of the central hole of the disk surface of the flange plate in the spool semi-finished product, the shaft tube needs to be aligned with the central holes of the top disk surface and the bottom disk surface, and after the shaft tube passes through the central hole of the top disk surface, the shaft tube often generates angle deviation in the pressing process and needs to be aligned with the central hole of the flange plate below again; and after the assembly is completed, taking down the spool after riveting, assembling a new spool semi-finished product, and repeating the assembly of the shaft tube. The manual assembly and riveting steps are complex, the production efficiency is low, and the concentricity deviation of the shaft tube and the flange disc is caused.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides an I-shaped wheel shaft pipe riveting device which is high in automation degree and production efficiency.
The technical scheme of the invention is as follows: the utility model provides an I-shaped wheel axle pipe riveting device, includes frame, rivets last mould and riveting die down, its characterized in that still includes the clamp plate, the clamp plate with rivet last mould all go up and down set up in the frame, riveting die down set up in rivet last mould and clamp plate's below, riveting die down is connected with the frame through station switching mechanism, station switching mechanism is used for the drive riveting die down is in the clamp plate below and riveting die down two stations below and switch between.
The preferable technical scheme is that the station switching mechanism is a first sliding table, the riveting lower die is fixedly arranged on a sliding block of the first sliding table, and a guide rail of the first sliding table is positioned below the pressing plate and the riveting upper die.
The optimized technical scheme is that the device also comprises a shaft pipe groove, wherein an ejection assembly and a shaft pipe clamp are oppositely arranged at the bottom end shaft pipe outlet of the shaft pipe groove, and the ejection assembly is used for ejecting a shaft pipe in the shaft pipe groove into the shaft pipe clamp; a clamping groove is formed in the shaft tube clamp; the clamping groove clamping device further comprises a conveying assembly and a turning assembly, wherein the conveying assembly is used for conveying the shaft tube clamp between the pressing plate and the riveting lower die, and the turning assembly is used for driving the clamping groove to turn over.
The preferable technical scheme is that the conveying component is a second sliding table; the rotary assembly is a rotary member, a stator of the rotary member is connected with a sliding block of the second sliding table, the shaft tube clamp is arranged on a rotor of the rotary member, and a central shaft of the rotor of the rotary member is perpendicular to the axial direction of the clamping groove.
The preferred technical scheme is, the central siphon anchor clamps include fixed clamping part, activity clamping part and third slip table, the slider and the activity clamping part of third slip table are connected, the third slip table is used for the drive activity clamping part orientation or deviate from fixed clamping part motion.
The preferable technical scheme is that the ejection assembly comprises an ejection piece and a linear cylinder, and the ejection piece is connected with a piston rod of the linear cylinder.
The preferred technical scheme is that the shaft tube groove is a vertical groove body, a shaft tube outlet of the shaft tube groove is arranged on the side surface of the groove, and the shaft tube outlet and a shaft tube inlet of the shaft tube clamp are arranged oppositely.
The preferred technical scheme is, rivet lower mould and rivet upper mould all include the microscope carrier and set up the vertical guide post in microscope carrier center, the stiff end periphery of guide post all is provided with the riveting deformation recess.
The preferable technical scheme is that the riveting lower die is further provided with a positioning column, and the positioning column is used for being sleeved with the through hole of the spool flange.
The invention has the advantages and beneficial effects that:
The pressing plate is arranged in the riveting device for the axle tube and is used for vertically assembling the axle tube into the spool, compared with manual assembly in the prior art, the assembly efficiency is high, the pressing plate is propped against the top surface of the axle tube, the pressing direction is consistent, and the assembly precision and the product qualification rate of the axle tube are improved.
Drawings
FIG. 1 is a schematic top view of an embodiment 1 of the present invention of a spool tube crimping apparatus;
FIG. 2 is a schematic view showing the structure of the ejector assembly, the shaft tube groove, the shaft tube holder and the transfer assembly in example 1;
fig. 3 is a schematic structural view of the rivet upper die, the rivet lower die, the pressing plate, and the first slide table in embodiment 1;
Fig. 4 is another schematic structural view of the rivet upper die, the rivet lower die, the pressing plate, and the first slide table in embodiment 1;
FIG. 5 is a sectional view of the upper and lower rivet molds of example 1 along the central axis;
FIG. 6 is a schematic diagram of the structure of the spool and the rivet upper and lower dies;
FIG. 7 is a schematic view of the structure of the spool in a state of being riveted with the upper die and the lower die;
FIG. 8 is a schematic view showing the structure of the ejector assembly, the shaft tube groove, the shaft tube holder and the transfer assembly in example 2;
in the figure: 1. a frame; 2. riveting an upper die; 3. riveting a lower die; 4. a pressing plate; 5. a first sliding table; 6. a shaft tube groove; 7. an ejection assembly; 71. an ejector; 72. a straight line cylinder; 8. a shaft tube clamp; 81. a fixed clamping part; 82. a movable clamping part; 83. a third sliding table; 9. a second sliding table; 10. a revolving cylinder; 11. riveting and deforming the groove; 12. positioning columns; a. a clamping groove; b. a carrier; c. and a guide post.
Detailed Description
The following describes the embodiments of the present invention further with reference to the drawings and examples. The following examples are only for more clearly illustrating the technical aspects of the present invention, and are not intended to limit the scope of the present invention.
Riveting upper die and riveting lower die
The riveting lower die has the functions of positioning the spool, exerting pressure on the shaft tube, enabling the two ends of the shaft tube to be expanded and deformed outwards, and riveting with flange plates at the two ends of the spool. The pressure requirement of the riveting upper die is high, and a driving piece for driving the riveting upper die to lift is usually a hydraulic cylinder, such as a linear cylinder. Further, the frame is further provided with a lifting guide piece matched with the riveting upper die, including but not limited to a guide post and a guide groove.
Pressing plate
The pressing plate is used for applying pressure to the shaft tube and penetrating the shaft tube into the center holes of the two flanges of the semi-finished product of the spool. Further, in order to ensure that the assembling position of the shaft tube is accurate, the pressing surface of the pressing plate is a horizontal surface, and the base of the riveting lower die is also a horizontal surface. Further, a magnetic attraction piece is arranged on the pressing plate, and/or a shaft tube is manually inserted into a central hole of the disk surface of the flange at the top of the spool, and then the pressing plate is started to downwards assemble the shaft tube.
Station switching mechanism
The station switching mechanism is used for driving the riveting lower die to switch between two stations below the pressing plate and below the riveting lower die, and the station switching mechanism known in the prior art is adopted, including but not limited to a turntable, a sliding table and the like. The riveting lower die is fixedly arranged on the turntable or the sliding block of the sliding table, and the turntable or the sliding block drives the riveting lower die. In order to enable the structure of the shaft tube riveting device to be compact, the station switching mechanism is a first sliding table.
Shaft tube groove
The shaft tube groove is used for placing the shaft tube, and preferably, the size of the shaft tube groove is slightly larger than the length and the diameter of the shaft tube, namely, the shaft tubes in the shaft tube groove are sequentially arranged up and down. Further, a shaft tube bucket is arranged above the shaft tube groove, the shaft tube is fed into the shaft tube bucket, the bottom outlet of the shaft tube bucket is communicated with the shaft tube groove, and the bucket surface of the shaft tube bucket guides the shaft tube to be orderly arranged according to the shaft tube entering the shaft tube groove.
Ejection assembly and shaft tube clamp
The ejection piece of the ejection assembly can be ejected to the end face of the shaft tube or the side face of the shaft tube. The clamping groove is formed in the shaft tube clamp, the ejector is propped against the end face of the shaft tube, the shaft tube enters the groove through the end part of the clamping groove, the ejector is propped against the side face of the shaft tube, and the shaft tube enters the groove through the side face notch of the clamping groove.
Transfer assembly
The conveying assembly is used for conveying the shaft tube clamp between the pressing plate and the riveting lower die, and specifically comprises a transverse moving unit and a rotating member arranged between the transverse moving unit and the shaft tube clamp. The transverse moving unit drives the shaft tube clamp to transversely move, and the transverse moving can be horizontal transverse moving or transverse moving according to a certain inclination angle. The rotary member is used for adjusting the angle of the shaft tube clamp. Specifically, the rotation angle of the rotating member is determined according to the traversing direction of the traversing unit. Specifically, the shaft tube is horizontally clamped in the shaft tube clamp, the axial direction of the shaft tube is unchanged in the transverse moving process, and the rotary member rotates the shaft tube from horizontal to vertical.
Guide post and reference column
The guide post and the positioning post are respectively connected with the corresponding riveting lower die and the riveting upper die, and particularly, the free ends of the guide post and/or the positioning post are in a guide frustum shape. Further, the diameter of the fixed end of the guide post is slightly smaller than the diameter of the shaft cylinder. The quantity of the positioning columns is determined according to the quantity of through holes on the disc surface of the spool.
Deformation groove
Before the riveting upper die descends, two ends of the shaft cylinder are respectively propped against the riveting lower die and the deformation groove of the riveting upper die, the groove surface of the deformation groove is a smooth transitional cambered surface, and the radian of the cambered surface is determined according to the length of the shaft tube and the distance between two flange plates of the spool.
First sliding table, second sliding table and third sliding table
The sliding blocks in the first sliding table, the second sliding table and the third sliding table all move linearly, and the selection range comprises the existing linear driving mechanism. Specifically, the sliding table includes, but is not limited to, an integrated sliding table such as a pneumatic sliding table, a screw sliding table, a hydraulic sliding table, and the like, and may also be a sliding table assembly including a guide rail, a sliding block, and a linear reciprocating driving member. The linear reciprocating drive correspondingly includes, but is not limited to, a cylinder, a hydraulic cylinder, a lead screw nut, a screw nut, and the like. The screw nut and the screw rod of the screw nut are driven manually or by a motor.
Example 1
As shown in fig. 1-7, the spool shaft tube riveting device of embodiment 1 comprises a frame 1, a riveting press die 2 and a riveting press die 3, and further comprises a pressing plate 4, wherein the pressing plate 4 and the riveting press die 2 are arranged on the frame 1 in a lifting manner, the riveting press die 3 is arranged below the riveting press die 2 and the pressing plate 4, the riveting press die 3 is connected with the frame 1 through a first sliding table 5, and two ends of the first sliding table 5 are respectively arranged below the riveting press die 2 and the pressing plate 4.
The riveting lower die 3 is fixedly connected with a sliding block of the first sliding table 5.
The embodiment 1 further comprises a vertical shaft tube groove 6, wherein the cross section of the shaft tube groove 6 is rectangular, the long side is slightly larger than the length of the shaft tube, the wide side is slightly larger than the diameter of the end face of the shaft tube, an ejection assembly 7 and a shaft tube clamp 8 are oppositely arranged at the bottom end shaft tube outlet of the shaft tube groove 6, and the ejection assembly 7 is used for ejecting the shaft tube in the shaft tube groove 6 into the shaft tube clamp 8; a clamping groove a is arranged in the shaft tube clamp 8; the riveting press further comprises a conveying assembly and a turning assembly, wherein the conveying assembly is used for conveying the shaft tube clamp 8 between the pressing plate 4 and the riveting press die 3, and the turning assembly is used for driving the clamping groove a to turn over.
The conveying component is a second sliding table 9; the rotary assembly is a rotary cylinder 10, a stator of the rotary cylinder 10 is connected with a sliding block of the second sliding table 9, the shaft tube clamp 8 is arranged on a rotor of the rotary cylinder 10, and a rotor central shaft of the rotary cylinder 10 is perpendicular to the axial direction of the clamping groove a.
The shaft tube clamp 8 comprises a fixed clamping part 81, a movable clamping part 82 and a third sliding table 83, wherein a sliding block of the third sliding table 83 is connected with the movable clamping part 82, and the third sliding table 83 is used for driving the movable clamping part to move towards or away from the fixed clamping part 81.
The ejection assembly 7 comprises an ejection member 71 and a linear cylinder 72, and the ejection member 71 is fixedly connected with a piston rod of the linear cylinder 72. The ejector 71 of embodiment 1 is disposed on one side of the long side of the shaft tube groove 6, the ejector 71 is disposed opposite to the side of the shaft tube, the fixed clamping portion 81 and the movable clamping portion 82 form a shaft tube inlet, the shaft tube inlet is a notch axially coincident with the clamping groove, and the notch is disposed opposite to the bottom shaft tube outlet of the shaft tube groove 6 in equal height.
The riveting die 3 and the riveting die 2 comprise a carrier b and a vertical guide post c arranged in the center of the carrier, and riveting deformation grooves 11 are formed in the periphery of the fixed end of the guide post c.
The riveting lower die 3 is also provided with a positioning column 12, and the positioning column 12 is used for being sleeved with the through hole of the spool flange.
Example 2
As shown in fig. 8, embodiment 2 differs from embodiment 1 in that: the ejector 71 of example 1 is provided on the short side of the shaft tube groove 6, and the ejector 71 is provided opposite to the end surface of the shaft tube. The axle tube inlet formed by the fixed clamping part 81 and the movable clamping part 82 and positioned at the end part of the clamping groove is arranged at the same height as the axle tube outlet at the bottom end of the axle tube groove 6.
The procedure for the i-axle tube staking device of examples 1 and 2 is:
s1: the spool is arranged on the riveting lower die 3, a guide column c is penetrated into the center holes of the two flanges of the spool, a positioning column 12 is penetrated into the positioning holes of the flanges at the bottom of the spool, and a gap between the guide column c and the two flanges of the spool is used for penetrating through the shaft tube;
S2: in the standby state of the shaft tube clamp 8, the clamping surface interval between the fixed clamping part 81 and the movable clamping part 82 is larger than the diameter of the end surface of the shaft tube, the ejector 71 ejects the shaft tube positioned at the bottommost part of the shaft tube groove 6 under the drive of the linear cylinder 72, the ejector 71 resets, the shaft tube in the shaft tube groove 6 descends in sequence, the shaft tube is ejected to the upper part of the fixed clamping part 81 through the inlet of the shaft tube, and the movable clamping part 82 is driven by the third sliding table 83 to move towards the fixed clamping part 81 until the shaft tube is clamped;
s3: the second sliding table drives the shaft tube clamp 8 and the shaft tube to move between the pressing plate 4 and the riveting die 3, and the rotor of the rotary cylinder 10 drives the shaft tube clamp 8 and the shaft tube to turn over until the shaft tube corresponds to a gap in which the shaft tube is penetrated in the S1 up and down;
S4: the pressing plate 4 descends, the third sliding table 83 drives the movable clamping part 82 to move back to the fixed clamping part 81, so that the shaft tube in the shaft tube clamp 8 is in a clamping but non-clamping state, after the shaft tube is pressed into the spool, the second sliding table drives the shaft tube clamp 8 and the shaft tube to reset to the side surface of the shaft tube groove 6, at the moment, two ends of the shaft tube protrude out of the flange disc surfaces on two sides of the spool, and the bottom end of the shaft tube is positioned in the riveting deformation groove 11;
S5: the first sliding table drives the riveting lower die 3 to move to the lower part of the riveting upper die 2, the riveting upper die 2 descends, a guide column c of the riveting upper die 2 is inserted into the shaft tube, the riveting upper die 2 and a carrying platform of the riveting lower die 3 are oppositely pressed, the groove surface of the riveting deformation groove is in dynamic friction with the end surface of the shaft tube, the end surface of the shaft tube is outwards turned and deformed, and finally the riveting upper die and the carrying platform of the riveting lower die 3 are in riveting press on the surface of the flange plate.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (8)
1. The riveting device for the I-shaped wheel shaft pipe comprises a frame, a riveting upper die and a riveting lower die, and is characterized by further comprising a pressing plate, wherein the pressing plate and the riveting upper die are arranged on the frame in a lifting manner, the riveting lower die is arranged below the riveting upper die and the pressing plate, the riveting lower die is connected with the frame through a station switching mechanism, and the station switching mechanism is used for driving the riveting lower die to switch between two stations below the pressing plate and below the riveting lower die;
The device comprises a shaft pipe groove, wherein a bottom end shaft pipe outlet of the shaft pipe groove is provided with an ejection assembly and a shaft pipe clamp relatively, and the ejection assembly is used for ejecting a shaft pipe in the shaft pipe groove into the shaft pipe clamp; a clamping groove is formed in the shaft tube clamp; the clamping groove clamping device further comprises a conveying assembly and a turning assembly, wherein the conveying assembly is used for conveying the shaft tube clamp between the pressing plate and the riveting lower die, and the turning assembly is used for driving the clamping groove to turn over.
2. The spool shaft tube riveting device according to claim 1, wherein the station switching mechanism is a first sliding table, the riveting lower die is fixedly arranged on a sliding block of the first sliding table, and a guide rail of the first sliding table is positioned below the pressing plate and the riveting upper die.
3. The spool shaft tube riveting apparatus according to claim 1, wherein the transfer assembly is a second slide table; the rotary assembly is a rotary member, a stator of the rotary member is connected with a sliding block of the second sliding table, the shaft tube clamp is arranged on a rotor of the rotary member, and a central shaft of the rotor of the rotary member is perpendicular to the axial direction of the clamping groove.
4. The spool axle tube riveting apparatus according to claim 1, wherein the axle tube fixture comprises a fixed clamping portion, a movable clamping portion, and a third sliding table, wherein a slider of the third sliding table is connected with the movable clamping portion, and the third sliding table is used for driving the movable clamping portion to move toward or away from the fixed clamping portion.
5. The spool shaft tube riveting apparatus according to claim 1, wherein the ejector assembly comprises an ejector and a linear cylinder, the ejector being connected to a piston rod of the linear cylinder.
6. The spool axle tube riveting apparatus of claim 1, wherein the axle tube slot is a vertical slot, an axle tube outlet of the axle tube slot is disposed on a side of the axle tube slot, and the axle tube outlet is disposed opposite to an axle tube inlet of the axle tube fixture.
7. The spool shaft tube riveting device according to claim 1, wherein the riveting lower die and the riveting upper die each comprise a carrier and a vertical guide post arranged in the center of the carrier, and riveting deformation grooves are formed in the periphery of the fixed end of the guide post.
8. The spool tube staking device of claim 7, wherein the staking die is further provided with a locating post for engaging with a through hole in the spool flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910803027.7A CN110405087B (en) | 2019-08-28 | 2019-08-28 | I-shaped wheel axle pipe riveting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910803027.7A CN110405087B (en) | 2019-08-28 | 2019-08-28 | I-shaped wheel axle pipe riveting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110405087A CN110405087A (en) | 2019-11-05 |
| CN110405087B true CN110405087B (en) | 2024-05-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910803027.7A Active CN110405087B (en) | 2019-08-28 | 2019-08-28 | I-shaped wheel axle pipe riveting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110405087B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112440160A (en) * | 2020-11-03 | 2021-03-05 | 苏州犇诚科技有限公司 | Fixture tool |
| CN113695471B (en) * | 2021-08-27 | 2023-05-30 | 深圳市鸿源文具有限公司 | Spool assembly machine and forming die |
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| CN104759523A (en) * | 2014-01-07 | 2015-07-08 | 宁波麦特焊接有限公司 | Technological equipment for machining wall hole of metal pipe |
| CN104889282A (en) * | 2015-04-30 | 2015-09-09 | 天津市金万方钢结构有限公司 | C-shaped steel hydraulic lifting and stacking system |
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| CN206009628U (en) * | 2016-06-03 | 2017-03-15 | 苏州宝地管业有限公司 | Straight tube pipe-expanding machine |
| CN207103624U (en) * | 2017-08-22 | 2018-03-16 | 昆山奥韦尔自动化科技有限公司 | One kind riveting laminating mechanism |
| CN210475261U (en) * | 2019-08-28 | 2020-05-08 | 江阴友联金属制品有限公司 | Spool shaft tube riveting device |
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2019
- 2019-08-28 CN CN201910803027.7A patent/CN110405087B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102873139A (en) * | 2012-10-25 | 2013-01-16 | 厦门锻压机床有限公司 | Reshaping mechanism for cylinderical workpiece mounted to pressing machine |
| CN103008484A (en) * | 2013-01-03 | 2013-04-03 | 无锡隆盛科技股份有限公司 | Device for synchronously closing two end parts of part in horizontal direction |
| CN104759523A (en) * | 2014-01-07 | 2015-07-08 | 宁波麦特焊接有限公司 | Technological equipment for machining wall hole of metal pipe |
| CN104889282A (en) * | 2015-04-30 | 2015-09-09 | 天津市金万方钢结构有限公司 | C-shaped steel hydraulic lifting and stacking system |
| CN204975061U (en) * | 2015-07-17 | 2016-01-20 | 山推工程机械股份有限公司 | Grip -pad tilting mechanism and production line |
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| CN207103624U (en) * | 2017-08-22 | 2018-03-16 | 昆山奥韦尔自动化科技有限公司 | One kind riveting laminating mechanism |
| CN210475261U (en) * | 2019-08-28 | 2020-05-08 | 江阴友联金属制品有限公司 | Spool shaft tube riveting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110405087A (en) | 2019-11-05 |
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