CN208050759U - A kind of double short side corner line riveting mechanisms of roll-type freezer liner - Google Patents
A kind of double short side corner line riveting mechanisms of roll-type freezer liner Download PDFInfo
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- CN208050759U CN208050759U CN201820257013.0U CN201820257013U CN208050759U CN 208050759 U CN208050759 U CN 208050759U CN 201820257013 U CN201820257013 U CN 201820257013U CN 208050759 U CN208050759 U CN 208050759U
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- straight flange
- clamping opening
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- pressing plate
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Abstract
The utility model discloses a kind of double short side corner line riveting mechanisms of roll-type freezer liner, including short side riveting holder and two on short side riveting holder are towards opposite horizontal sides riveter structure.Horizontal sides riveter structure includes straight flange gripping mechanism, straight flange pressing plate bending mechanism.Straight flange gripping mechanism, straight flange pressing plate bending mechanism and pressing plate driving mechanism are mounted on short side riveting holder.Straight flange pressing plate bending mechanism includes straight flange pressing plate mould item, straight flange bender item and straight flange bogie.Straight flange pressing plate mould item is mounted on the lower section of straight flange bogie by spring stack mechanism.Straight flange bender item is a horizontally disposed roller, and both ends are mounted on the lower section of straight flange bogie by the axis of rolling.Straight flange bender item is located at the inside of straight flange pressing plate mould item, and is close to straight flange pressing plate mould item and parallel.Straight flange gripping mechanism is located at the inside of straight flange bender item.Straight flange bogie connection driving cylinder.The utility model improves finished product rate.
Description
Technical field
The utility model is related to freezer liner automatic production lines.
Background technology
The applicant has submitted that application No. is 201711188554.9 on November 24th, 2017《A kind of freezer liner is short
Side linea angulata riveting equipment》.The freezer liner short side corner line riveting equipment relates to a kind of double short side corner lines of freezer liner
Substep riveter structure.The double short side corner line substep riveter structures of the freezer liner are by double short side corner line riveting mechanisms and mechanical arm mechanism
It is formed.Wherein, double short side corner line riveting mechanisms include short side riveting holder and two on short side riveting holder
Towards opposite horizontal sides riveter structure.Horizontal sides riveter structure includes straight flange gripping mechanism and straight flange pressing plate bending mechanism.Straight flange pressure
Plate bending mechanism includes straight flange pressing plate mould item, straight flange bender item and straight flange bogie.Straight flange pressing plate mould item passes through spring
Column mechanism is mounted on the lower section of straight flange bogie；Straight flange bender item is mounted on by mould mounting plate under straight flange bogie
Side.Straight flange pressing plate bending mechanism realizes bending by straight flange bender pushing the back down.But it is aobvious according to physical device test result
Show that the bending effect of the straight flange pressing plate bending mechanism is not satisfactory, when wherein one of reason is the work of straight flange gripping mechanism, folding
Bent up edges are easy to ride on coaming plate side.Bending edge is easy after riding over coaming plate side, the freezer liner end edge linea angulata riveting machine
The straight flange pressing plate bending mechanism of structure will go wrong.When another question is the work of straight flange gripping mechanism, bending is not enough filled
Point, cause subsequent straight flange pressing plate bending mechanism work undesirable.Third problem is that straight flange bender item pushes on after bending
When rising recovery to original state, it is easy four layers of the formed corner riveted structure after bending to take up upwards, to influence bending
Effect.The above various reasons cause freezer liner end edge linea angulata riveting mechanism work yield rate relatively low.
Invention content
Problem to be solved in the utility model：During freezer liner bottom plate sideline rivets step by step, existing freezer liner
There are various problems to cause yield rate relatively low for double short side corner line riveting mechanisms in short side corner line riveting equipment.
To solve the above problems, the scheme that the utility model uses is as follows：
A kind of double short side corner line riveting mechanisms of roll-type freezer liner, including short side riveting holder and it is mounted on short side riveting
Two on holder towards opposite horizontal sides riveter structure；The horizontal sides riveter structure includes straight flange gripping mechanism, straight flange pressing plate
Bending mechanism and pressing plate driving mechanism；Straight flange gripping mechanism, straight flange pressing plate bending mechanism and pressing plate driving mechanism are mounted on described
On short side riveting holder；The straight flange pressing plate bending mechanism includes straight flange pressing plate mould item, straight flange bender item and straight flange driving
Frame；Straight flange pressing plate mould item is mounted on the lower section of straight flange bogie by spring stack mechanism；Straight flange bender item is that a level is set
The roller set；The roller both ends are mounted on the lower section of straight flange bogie by the axis of rolling；Straight flange bender item is located at straight flange pressing plate mould item
Inside, and be close to straight flange pressing plate mould item and parallel；The straight flange gripping mechanism is located at the inside of straight flange bender item, and with
Straight flange bender item is parallel；The pressing plate driving mechanism includes driving cylinder；The driving cylinder connects straight flange bogie.
Further, the short side riveting holder includes horizontally disposed straight flange clamping opening mounting plate；Two horizontal sides riveter structures
Two straight flange gripping mechanisms be separately mounted to straight flange clamping opening mounting plate both sides.
Further, the straight flange gripping mechanism includes straight flange clamping opening guide plate and straight flange clamping opening fixture block；Straight flange clamping opening is oriented to
Plate is located at the side of straight flange clamping opening mounting plate, and forms L-shaped structure with straight flange clamping opening mounting plate；Straight flange clamping opening fixture block is located at the L
The inside of shape structure, and mounted on the side of straight flange clamping opening mounting plate；It is set between straight flange clamping opening fixture block and straight flange clamping opening guide plate
There is straight flange clamping opening gap；Straight flange clamping opening guide plate is protruded outward than straight flange clamping opening fixture block so that straight flange clamping opening guide plate and straight flange
There is step-like notch between clamping opening fixture block；Straight flange clamping opening guide plate and straight flange clamping opening fixture block and straight flange pressing plate mould item and straight flange
Bender item is parallel.
Further, guiding surface is equipped at the lateral surface of straight flange clamping opening guide plate.
Further, the both ends of straight flange clamping opening fixture block are separately mounted on swinging block；Two pieces of swinging blocks are distinguished by swinging axle
Mounted on the rear and front end of straight flange clamping opening mounting plate；The inner end of two pieces of swinging blocks is connected with horizontally disposed synchronous driving plate；
Two straight flange gripping mechanisms correspond to two pieces of synchronous driving plates respectively；Two pieces of synchronous driving plates are mutually parallel, and with straight flange clamping opening card
Block is parallel；It is provided with horizontal impact plate above two pieces of synchronous driving plates；Horizontal impact plate connects the impact gas being vertically arranged
Cylinder；When horizontal impact plate is withstood under blow cylinder driving in synchronous driving plate, straight flange clamping opening fixture block can be driven to put upwards
It is dynamic.
Further, the short side riveting holder further includes the frame plate being vertically arranged；Frame plate and synchronous driving plate are perpendicular；Institute
It states straight flange pressing plate bending mechanism and pressing plate driving mechanism is mounted on frame plate both sides；Card hole is provided on frame plate；Synchronous driving plate is worn
Cross card hole.
Further, synchronous driving plate can be withstood on the upper edge of card hole；When synchronous driving plate withstands on the upper edge of card hole
When upper, the width in straight flange clamping opening gap reaches maximum；The maximum width in straight flange clamping opening gap is no more than 6 millimeters.
Further, the straight flange gripping mechanism further includes spring mechanism；The spring mechanism is for pulling straight flange clamping opening card
Block is to the bottom.
Further, the spring mechanism is the axis body spring in swinging axle.
Further, the spring mechanism includes spring and spring installation hack lever；Spring installation hack lever is vertically installed at straight flange
On clamping opening mounting plate, and positioned at the outside of synchronous driving plate；Spring is set to the top of synchronous driving plate and spring installation hack lever
Between.
The technique effect of the utility model is as follows：
1, the straight flange bender strip adoption roller-type configurations in the straight flange pressing plate bending mechanism of the utility model, even if bending edges
When edge is easy to ride over coaming plate side, it can also realize that bending rivets, to improve yield rate, and after the completion of bending, straight flange folding
Curved mould item will not take up four layers of the corner riveted structure being bent into upwards.
2, the straight flange gripping mechanism of the utility model increases a mobilizable straight flange clamping opening fixture block, makes straight flange gripping mechanism
Realize that bending is more abundant, to improve yield rate.
Description of the drawings
Fig. 1 is the structural schematic diagram at the front end visual angle of the utility model embodiment.
Fig. 2 is the structural schematic diagram at the lateral visual angle of the utility model embodiment straight flange pressing plate bending mechanism part.
Fig. 3 is the structural schematic diagram at the lateral visual angle of the utility model embodiment straight flange gripping mechanism part.
Fig. 4 is the operation principle and sectional view of the utility model embodiment straight flange gripping mechanism.
Specific implementation mode
The utility model is described in further details below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2, Figure 3, Figure 4, the double short side corner line riveting mechanisms of a kind of roll-type freezer liner, including short side
Riveting holder and two on short side riveting holder are towards opposite horizontal sides riveter structure.Horizontal sides riveter structure includes straight flange
Gripping mechanism, straight flange pressing plate bending mechanism and pressing plate driving mechanism.Straight flange gripping mechanism, straight flange pressing plate bending mechanism and pressing plate drive
Motivation structure is mounted on short side riveting holder.Short side riveting holder includes straight flange clamping opening mounting plate 201 and frame plate 101.Straight flange presss from both sides
Mouth mounting plate 201 is installed on the robotic arm, to which the double short side corner line riveting mechanisms of the roll-type freezer liner of the present embodiment are whole
Body is installed on the robotic arm.Straight flange clamping opening mounting plate 201 is also used for installation straight flange gripping mechanism simultaneously.Two horizontal sides riveter structures
Two straight flange gripping mechanisms be separately mounted to the both sides of straight flange clamping opening mounting plate 201.Frame plate 101 has two pieces.Two block frame plates 101
It is mutually parallel, is vertically installed on straight flange clamping opening mounting plate 201.The straight flange pressing plate bending mechanism and pressure of two horizontal sides riveter structures
Plate driving mechanism is separately mounted to the both sides of two block frame plates 101.Frame plate 101 is equipped with card hole 102.
Straight flange pressing plate bending mechanism includes straight flange pressing plate mould item 311, straight flange bender item 321 and straight flange bogie 302.
Straight flange bogie 302 is mounted on the side of frame plate 101 by being vertically directed track 303, can be along being vertically directed 303 liters of track
Drop.Straight flange pressing plate mould item 311 is mounted on the lower section of straight flange bogie 302 by spring stack mechanism 312.Straight flange bender item 321
For a horizontally disposed roller.The roller both ends are mounted on the lower section of straight flange bogie 302 by the axis of rolling.Concrete structure is, directly
Bogie 302 lower section in side is equipped with supporting plate 323, and the both ends of supporting plate 323 are respectively arranged with roller bearing mounting plate 322.Straight flange is rolled over
The both ends of curved mould item 321 are mounted on by the axis of rolling on roller bearing mounting plate 322 respectively, and positioned at the lower section of supporting plate 323.Straight flange
Bender item 321 is located at the inside of straight flange pressing plate mould item 311, and is close to straight flange pressing plate mould item 311 and parallel.Straight flange clamping opening machine
Structure is located at the inside of straight flange bender item 321, and parallel with straight flange bender item 321.Straight flange gripping mechanism is located at straight flange folding
The inside of curved mould item 321, and it is parallel with straight flange bender item 321.Pressing plate driving mechanism includes driving cylinder 301.Drive gas
Cylinder 301 is mounted on the side of frame plate 101 by mounting plate, and positioned at 302 top of straight flange bogie.Drive the piston of cylinder 301
Connect straight flange bogie 302 so that straight flange bogie 302 can lift under the driving of driving cylinder 301.
Straight flange gripping mechanism is located at the inside of straight flange bender item 321, including straight flange clamping opening guide plate 220, straight flange clamping opening
Fixture block 211 and spring mechanism.Straight flange clamping opening guide plate 220 and straight flange clamping opening fixture block 211 are strip shape body, are installed in straight flange folder
On mouth mounting plate 201, and it is parallel with straight flange pressing plate mould item 311 and straight flange bender item 321.Straight flange clamping opening guide plate 220
L-shaped structure is formed in the side of straight flange clamping opening mounting plate 201, and with straight flange clamping opening mounting plate 201.Straight flange clamping opening guide plate 220
Lateral surface at be equipped with guiding surface 221.Straight flange clamping opening fixture block 211 is located at the inside of the L-shaped structure, and is mounted on straight flange clamping opening
The side of mounting plate 201.Straight flange clamping opening gap 222 is equipped between straight flange clamping opening fixture block 211 and straight flange clamping opening guide plate 220.Directly
Side clamping opening guide plate 220 is protruded outward than straight flange clamping opening fixture block 211 so that straight flange clamping opening guide plate 220 and straight flange clamping opening fixture block
There is step-like notch 223 between 211.The rear and front end of straight flange clamping opening fixture block 211 is separately mounted on swinging block 212.Directly
Side clamping opening fixture block 211 is mounted on the outboard end of two pieces of swinging blocks 212.Two pieces of swinging blocks 212 are separately mounted to by swinging axle 213
On the bearing block 214 of the rear and front end of straight flange clamping opening mounting plate 201 so that straight flange clamping opening fixture block 211 can surround swinging axle 213
It swings.The inner end of two pieces of swinging blocks 212 is connected with horizontally disposed synchronous driving plate 215.Two straight flange gripping mechanism difference
Corresponding two pieces of synchronous driving plates 215.Two pieces of synchronous driving plates 215 are mutually parallel, and parallel with straight flange clamping opening fixture block 211.Frame
Plate 101 and synchronous driving plate 215 are perpendicular.Synchronous driving plate 215 passes through card hole 102.Synchronous driving plate 215 can withstand on card hole
On 102 upper edge.When synchronous driving plate 215 is withstood on the upper edge of card hole 102, the width in straight flange clamping opening gap 222 reaches
To maximum.The width in straight flange clamping opening gap 222 i.e. the top surface of straight flange clamping opening fixture block 211 and 220 bottom of straight flange clamping opening guide plate
The distance between face.The maximum width in straight flange clamping opening gap 222 is no more than 6 millimeters.The top setting of two pieces of synchronous driving plates 215
The blow cylinder 231 for having horizontal impact plate 232 and being vertically arranged.Blow cylinder 231 is mounted on frame plate 101.Horizontal impact plate
232 are located at 231 lower section of blow cylinder, are horizontally mounted the piston that frame connects blow cylinder 231 by one so that horizontal impact plate
232 can lift under the driving of blow cylinder 231.When horizontal impact plate 232 withstands on synchronous driving under the driving of blow cylinder 231
When on plate 215, two pieces of straight flange clamping opening fixture blocks 211 of two straight flange gripping mechanisms can be driven while being swung up.Spring mechanism
For pulling straight flange clamping opening fixture block 211 to the bottom when horizontal impact plate 232 is not withstood in synchronous driving plate 215.The present embodiment
In, spring mechanism includes spring 216 and spring installation hack lever 103.Spring installation hack lever 103 is vertically installed at the installation of straight flange clamping opening
On plate 201, and positioned at the outside of synchronous driving plate 215.Spring 216 is set to synchronous driving plate 215 and spring installation hack lever 103
Top between.It will be appreciated by those skilled in the art that spring mechanism many kinds set-up mode, for example, spring mechanism is mounted on pendulum
Axis body spring in moving axis 213 pulls straight flange clamping opening fixture block 211 to the bottom by the axis body spring in swinging axle 213.
The operation principle of the present embodiment, as shown in Figure 4.In Fig. 4,3901 be bottom plate；3902 be coaming plate；4903 roll over for bottom plate
Crimp；4904 be coaming plate bending edges；1901 be right angle supporting block.Right angle supporting block 1901 is the component on liner supporting mechanism,
It is used to support coaming plate 3902 and bottom plate 3901.When initial, bottom plate bending edges 4903 and coaming plate bending edges 4904 are 90 degree of bendings
Side.When freezer liner degree of lip-rounding coaming plate and bottom plate are placed on liner supporting mechanism, bottom plate 3901 and coaming plate 3902 are perpendicular.This
When the double short side corner line riveting mechanisms of roll-type freezer liner of embodiment work, first by the movement of mechanical arm, by bottom plate
3901 marginal portion, coaming plate bending edges 4904 and bottom plate bending edges 4903 are caught in the straight flange clamping opening gap of straight flange gripping mechanism
222.Since the maximum width 6mm in straight flange clamping opening gap 222 is less than the width of bottom plate bending edges 4903.Therefore work as bottom plate bending edges
4903 when being caught in straight flange clamping opening gap 222, and bottom plate bending edges 4903 are by further bending.Pass through straight flange clamping opening fixture block 211 again
Upper swing is made, by the marginal portion of bottom plate 3901, coaming plate bending edges 4904 and 4903 riveted of bottom plate bending edges at three layers of edge
Structure.Pass through the movement of mechanical arm later so that the straight flange bender item 321 in straight flange pressing plate bending mechanism and straight flange pressing plate mould
Item 311 is respectively moved on three layers of marginal texture and right angle supporting block 1901.Then, driving cylinder 301 drives straight flange bending
Mould item 321 and straight flange pressing plate mould item 311 push.When straight flange pressing plate mould item 311 is pressed in right angle supporting block 1901 and continues to push
When, 312 contraction of spring stack mechanism so that straight flange pressing plate mould item 311 is stuck in right angle supporting block 1901, and straight flange bender
Item 321 then presses against three layers of marginal texture so that three layers of further bending of marginal texture form four layers of corner riveted structure.It is above-mentioned
Operation principle, which is described in greater detail and illustrates, can be found in 201711188554.9《A kind of riveting of freezer liner short side corner line is set
It is standby》.
Claims (10)
1. a kind of double short side corner line riveting mechanisms of roll-type freezer liner, which is characterized in that including short side riveting holder and installation
Two on short side riveting holder towards opposite horizontal sides riveter structure；The horizontal sides riveter structure includes straight flange clamping opening machine
Structure, straight flange pressing plate bending mechanism and pressing plate driving mechanism；Straight flange gripping mechanism, straight flange pressing plate bending mechanism and pressing plate driving mechanism
On the short side riveting holder；The straight flange pressing plate bending mechanism includes straight flange pressing plate mould item (311), straight flange bender
Item (321) and straight flange bogie (302)；Straight flange pressing plate mould item (311) is driven by spring stack mechanism (312) mounted on straight flange
The lower section of frame (302)；Straight flange bender item (321) is a horizontally disposed roller；The roller both ends are mounted on straight by the axis of rolling
The lower section of side bogie (302)；Straight flange bender item (321) is located at the inside of straight flange pressing plate mould item (311), and with straight flange pressing plate
Mould item (311) is close to and parallel；The straight flange gripping mechanism is located at the inside of straight flange bender item (321), and with straight flange bending
Mould item (321) is parallel；The pressing plate driving mechanism includes driving cylinder；The driving cylinder connection straight flange bogie (302).
2. the double short side corner line riveting mechanisms of roll-type freezer liner as described in claim 1, which is characterized in that the short side
Riveting holder includes horizontally disposed straight flange clamping opening mounting plate (201)；Two straight flange gripping mechanisms of two horizontal sides riveter structures point
It An Zhuan not straight flange clamping opening mounting plate (201) both sides.
3. the double short side corner line riveting mechanisms of roll-type freezer liner as claimed in claim 2, which is characterized in that the straight flange folder
Mouth mechanism includes straight flange clamping opening guide plate (220) and straight flange clamping opening fixture block (211)；Straight flange clamping opening guide plate (220) is located at straight flange
The side of clamping opening mounting plate (201), and form L-shaped structure with straight flange clamping opening mounting plate (201)；Straight flange clamping opening fixture block (211) position
In the inside of the L-shaped structure, and mounted on the side of straight flange clamping opening mounting plate (201)；Straight flange clamping opening fixture block (211) and straight flange folder
Straight flange clamping opening gap (222) is equipped between mouth guide plate (220)；Straight flange clamping opening guide plate (220) is than straight flange clamping opening fixture block (211)
It protrudes outward so that there is step-like notch (223) between straight flange clamping opening guide plate (220) and straight flange clamping opening fixture block (211)；
Straight flange clamping opening guide plate (220) and straight flange clamping opening fixture block (211) and straight flange pressing plate mould item (311) and straight flange bender item (321)
It is parallel.
4. the double short side corner line riveting mechanisms of roll-type freezer liner as claimed in claim 3, which is characterized in that straight flange clamping opening is led
Guiding surface (221) is equipped with to the lateral surface of plate (220).
5. the double short side corner line riveting mechanisms of roll-type freezer liner as claimed in claim 3, which is characterized in that straight flange clamping opening card
The both ends of block (211) are separately mounted on swinging block (212)；Two pieces of swinging blocks (212) are separately mounted to by swinging axle (213)
The rear and front end of straight flange clamping opening mounting plate (201)；The inner end of two pieces of swinging blocks (212) is connected with horizontally disposed synchronous driving
Plate (215)；Two straight flange gripping mechanisms correspond to two pieces of synchronous driving plates (215) respectively；Two pieces of synchronous driving plates (215) are mutually flat
Row, and it is parallel with straight flange clamping opening fixture block (211)；It is provided with horizontal impact plate above two pieces of synchronous driving plates (215)
(232)；Horizontal impact plate (232) connects the blow cylinder (231) being vertically arranged；When horizontal impact plate (232) is in blow cylinder
(231) when of withstanding on synchronous driving plate (215) under driving, straight flange clamping opening fixture block (211) can be driven to be swung up.
6. the double short side corner line riveting mechanisms of roll-type freezer liner as claimed in claim 5, which is characterized in that the short side
Riveting holder further includes the frame plate (101) being vertically arranged；Frame plate (101) and synchronous driving plate (215) are perpendicular；The straight flange pressing plate
Bending mechanism and pressing plate driving mechanism are mounted on frame plate (101) both sides；Card hole (102) is provided on frame plate (101)；Synchronous driving
Plate (215) passes through card hole (102).
7. the double short side corner line riveting mechanisms of roll-type freezer liner as claimed in claim 6, which is characterized in that synchronous driving plate
(215) it can withstand on the upper edge of card hole (102)；When synchronous driving plate (215) withstands on the upper edge of card hole (102),
The width in straight flange clamping opening gap (222) reaches maximum；The maximum width in straight flange clamping opening gap (222) is no more than 6 millimeters.
8. the double short side corner line riveting mechanisms of roll-type freezer liner as claimed in claim 5, which is characterized in that the straight flange folder
Mouth mechanism further includes spring mechanism；The spring mechanism is for pulling straight flange clamping opening fixture block (211) to the bottom.
9. the double short side corner line riveting mechanisms of roll-type freezer liner as claimed in claim 8, which is characterized in that the coiling machine
Structure is the axis body spring in swinging axle (213).
10. the double short side corner line riveting mechanisms of roll-type freezer liner as claimed in claim 8, which is characterized in that the spring
Mechanism includes spring (216) and spring installation hack lever (103)；Spring installation hack lever (103) is vertically installed at the installation of straight flange clamping opening
On plate (201), and positioned at the outside of synchronous driving plate (215)；Spring (216) is set to synchronous driving plate (215) and spring peace
Between the top for shelving bar (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820257013.0U CN208050759U (en) | 2018-02-13 | 2018-02-13 | A kind of double short side corner line riveting mechanisms of roll-type freezer liner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820257013.0U CN208050759U (en) | 2018-02-13 | 2018-02-13 | A kind of double short side corner line riveting mechanisms of roll-type freezer liner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208050759U true CN208050759U (en) | 2018-11-06 |
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ID=63990835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820257013.0U Active CN208050759U (en) | 2018-02-13 | 2018-02-13 | A kind of double short side corner line riveting mechanisms of roll-type freezer liner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208050759U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108580712A (en) * | 2018-02-13 | 2018-09-28 | 安徽鲲鹏装备模具制造有限公司 | A kind of double short side corner line riveting mechanisms of roll-type freezer liner |
-
2018
- 2018-02-13 CN CN201820257013.0U patent/CN208050759U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108580712A (en) * | 2018-02-13 | 2018-09-28 | 安徽鲲鹏装备模具制造有限公司 | A kind of double short side corner line riveting mechanisms of roll-type freezer liner |
| CN108580712B (en) * | 2018-02-13 | 2023-10-17 | 安徽鲲鹏装备模具制造有限公司 | Roller type refrigerator liner double-short-side corner line riveting mechanism |
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