CN113601892A - Connecting device for lower pressing frame of forming machine mold - Google Patents
Connecting device for lower pressing frame of forming machine mold Download PDFInfo
- Publication number
- CN113601892A CN113601892A CN202110821399.XA CN202110821399A CN113601892A CN 113601892 A CN113601892 A CN 113601892A CN 202110821399 A CN202110821399 A CN 202110821399A CN 113601892 A CN113601892 A CN 113601892A
- Authority
- CN
- China
- Prior art keywords
- frame
- adjusting
- plate
- driving
- locking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003825 pressing Methods 0.000 title claims abstract description 11
- 238000007723 die pressing method Methods 0.000 claims abstract description 6
- 230000003247 decreasing effect Effects 0.000 claims abstract description 3
- 238000000465 moulding Methods 0.000 claims description 15
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/02—Dies; Inserts therefor; Mounting thereof; Moulds
- B30B15/026—Mounting of dies, platens or press rams
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a connecting device for a pressing frame of a forming machine mold, which comprises a connecting frame, wherein the connecting frame comprises two fixed frames and two adjusting frames, and the two adjusting frames are respectively connected between the two fixed frames; the outer sides of the two fixed frames are provided with driving units for driving at least one adjusting frame to move, and the output ends of the driving units are connected with the end parts of the two ends of the adjusting frame through connecting components, so that the distance between the two adjusting frames is increased or decreased; and locking units for locking the die pressing frame are arranged on the inner sides of the two adjusting frames, so that the die pressing frame is locked or unlocked inside the connecting frame through the locking units. The invention can enable one forming device to be matched with a plurality of sets of dies simultaneously, and can quickly change the dies when the dies need to be changed, thereby improving the utilization rate of the device and the economic benefit.
Description
Technical Field
The invention relates to a forming machine, in particular to a connecting device for a lower pressing frame of a forming machine die.
Background
When the forming machine works, the forming machine meets the production requirements of different products by matching with corresponding dies. At present, due to the diversification of market products, the molds of the products also tend to develop in a diversified manner. However, the existing standard molding machine can only match one set of mold, i.e. the same molding equipment, and can only match the molds of the same product with the same specification, but cannot match the molds of other products. Therefore, when other products need to be processed, the other molding machines need to be replaced for matching, which undoubtedly increases huge economic burden for enterprises and is not beneficial to the development of the enterprises.
Disclosure of Invention
In order to solve the defects in the prior art, the invention aims to provide a connecting device for a lower pressing frame of a mold of a molding machine.
The technical scheme adopted by the invention for solving the technical problems is as follows: a connecting device for a pressing frame of a forming machine mold comprises a connecting frame, wherein the connecting frame comprises two fixed frames and two adjusting frames, and the two adjusting frames are respectively connected between the two fixed frames;
the outer sides of the two fixed frames are provided with driving units for driving at least one adjusting frame to move, and the output ends of the driving units are connected with the end parts of the two ends of the adjusting frame through connecting components, so that the distance between the two adjusting frames is increased or decreased;
and locking units for locking the die pressing frame are arranged on the inner sides of the two adjusting frames, so that the die pressing frame is locked or unlocked inside the connecting frame through the locking units.
Optionally, the connecting assembly includes a first connecting plate, one end of the first connecting plate is connected to the output end of the driving unit, and the other end of the first connecting plate is fixedly connected to the end of the adjusting frame;
the fixing frame is provided with a strip-shaped opening used for penetrating through the first connecting plate, the first connecting plate is provided with a waist matched with the strip-shaped opening, and the length of the strip-shaped opening is larger than the width of the waist of the first connecting plate, so that the first connecting plate can move along the strip-shaped opening.
Optionally, the connecting assembly further comprises a linear guide rail, and the linear guide rail is fixedly mounted at the end of the inner side of the fixed frame through a second connecting plate;
the end part of the adjusting frame is connected to the linear guide rail in a sliding mode.
Optionally, a groove is formed in the outer side of the fixed frame, and the driving unit is installed in the groove;
the length of the groove is equal to that of the fixed frame, so that the fixed frame forms a C-shaped shape.
Optionally, the driving unit comprises an adjusting cylinder;
the two adjusting cylinders are arranged on the same fixed frame, and bases of the two adjusting cylinders are opposite to each other, so that output ends of the two adjusting cylinders are fixedly connected with first connecting plates at two ends of the fixed frame respectively.
Optionally, the locking unit includes a locking cylinder, a locking plate, a driving plate, and a supporting plate;
the locking cylinder and the supporting plate are fixedly arranged on the inner side of the adjusting frame, the driving plate is connected with the supporting plate in a sliding mode, and the output end of the locking cylinder is connected with the driving plate, so that the driving plate moves towards the direction far away from the adjusting frame or the direction close to the adjusting frame under the driving of the locking cylinder;
the locking plate is fixedly installed on one side, away from the adjusting frame, of the driving plate, and the outer side of the locking plate is flush with the side edge, away from the adjusting frame, of the driving plate.
Optionally, a fixing seat is fixedly mounted on the driving plate, a sliding block is fixedly connected to the fixing seat, and a protruding block matched with the sliding block is slidably mounted on the inner side of the adjusting frame.
Optionally, two ends of the two adjusting frames are respectively fixed with a guide assembly;
the guide assembly comprises a guide plate and two guide blocks fixedly mounted on the guide plate, and the two guide blocks are respectively distributed along the width direction and the length direction of the guide plate, so that the two guide blocks are perpendicular to each other.
Optionally, a positioning assembly is further arranged on the fixed frame;
the positioning assembly comprises a positioning cylinder and a positioning pin, the positioning pin is fixedly connected with the output end of the positioning cylinder, and a through hole matched with the positioning pin is further formed in the fixed frame;
and the first connecting plate is provided with a positioning hole matched with the positioning pin.
Optionally, a synchronizing assembly is installed at the outer side of the connecting frame
By adopting the technical scheme, compared with the prior art, the invention has the following beneficial effects:
1. the invention can be matched with various moulds on one forming machine, and when other products need to be produced and processed, the matched moulds of other products can be directly installed in the same forming machine, thereby saving the cost.
2. The invention improves the utilization efficiency of the forming machine by matching the same forming machine with various molds.
3. The invention has convenient maintenance and novel integral modeling structure, and is beneficial to the actual production operation of manufacturers.
Drawings
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1;
FIG. 4 is an enlarged view of portion B of FIG. 2;
FIG. 5 is a schematic view of the first connector plate of the present invention;
fig. 6 is a driving schematic diagram of the driving plate of the present invention.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 and 2, the present invention discloses a connecting device for a mold chase of a molding machine, which is installed inside a hermetic box of the molding machine, for fixing the mold chase so that a mold is fixed to the connecting device. Specifically, the connection device includes a connection frame 1, and the connection frame 1 is raised or lowered as a whole by a lifting mechanism provided in a sealed box. In the present invention, the lifting mechanism for driving the connection frame 1 includes three racks fixed inside the hermetic box, gears (not shown) installed outside the connection frame 1 and respectively engaged with the three racks in a matching manner, and a motor (not shown) for driving the gears to rotate, and the motor may be fixedly installed at a lower portion of the connection frame 1. In addition, a synchronizing member for synchronizing rotation of the three gears is provided outside the connecting frame 1. Particularly, synchronous subassembly includes three pivot 2, and three pivot 2 rotates respectively to be connected in the wherein three lateral part outside of connecting frame 1 to three gear is fixed connection respectively on three pivot 2, and wherein, the gear that lies in on the pivot 2 in the middle is connected with the output transmission of motor, and in addition, the both ends that lie in pivot 2 in the middle are connected with two adjacent pivot 2 transmissions through conical gear 9 respectively, and conical gear 9's specification is all unanimous, has guaranteed three pivot 2 pivoted uniformity.
In the present invention, as shown in fig. 1 and 2, the connecting frame 1 includes two fixing frames 3 and two adjusting frames 4, the two adjusting frames 4 are respectively connected between the two fixing frames 3, and the distance between the two adjusting frames 4 is adjustable, so that the connecting device of the present invention can be adapted to more lower frames of the mold. In addition, the outer sides of the two fixed frames 3 are provided with driving units for driving the adjusting frames 4 to move, the output ends of the driving units are connected with the end parts of the two ends of the adjusting frames 4 through connecting assemblies, and the distance between the two adjusting frames 4 is increased or reduced through the driving action of the driving units. It should be noted that the two fixed frames 3 are parallel to each other, and the two adjustable frames 4 are also parallel to each other, so that the fixed frames 3 and the adjustable frames 4 are vertically distributed.
Specifically, in the present invention, as shown in fig. 3 and 4, the connecting assembly includes a first connecting plate 5, and the structure of the first connecting plate 5 is shown in fig. 5. One end of the first connecting plate 5 is connected with the output end of the driving unit, and the other end is fixedly connected with the end part of the adjusting frame 4. The first connecting plate 5 is substantially in a zigzag shape, a strip-shaped opening 6 for penetrating the first connecting plate 5 is formed in the fixed frame 3, the first connecting plate 5 penetrates through the strip-shaped opening 6, the middle of the first connecting plate 5 is connected with the strip-shaped opening 6 in a sliding mode, and therefore the middle of the first connecting plate 5 is a waist portion matched with the strip-shaped opening 6. When the elongated opening 6 is provided, the length of the elongated opening 6 needs to be larger than the width of the waist of the first connecting plate 5, and it is ensured that the main part of the first connecting plate 5 and the elongated opening 6 have a moving margin therebetween, so that the first connecting plate 5 can move along the elongated opening 6, and the adjustment of the width of the connecting frame 1 is completed.
The connecting assembly further comprises a linear guide rail 7, the linear guide rail 7 is fixedly installed at the end part of the inner side of the fixed frame 3 through a second connecting plate 8, and the end part of the adjusting frame 4 is connected to the linear guide rail 7 in a sliding mode. The adjusting frame 4 is driven by the driving unit and matched with the linear guide rail 7, so that the adjusting frame can finish moving.
In the present invention, as shown in fig. 1 and 2, in order to facilitate installation of the driving unit, a groove 10 may be formed at an outer side of the fixed frame 3, and the driving unit may be installed in the groove 10. When the groove 10 is provided, the length of the groove 10 may be equal to the length of the fixed frame 3, so that the fixed frame 3 forms the shape of the C-shaped steel.
In the present invention, the driving unit includes an adjustment cylinder 11. Particularly, install two adjustment cylinder 11 on same fixed frame 3 to two adjustment cylinder 11's base sets up mutually back on the other hand, and simultaneously, two adjustment cylinder 11 all are installed in the middle part position of recess 10, and two adjustment cylinder 11's output respectively with be located the first connecting plate 5 fixed connection at fixed frame 3 both ends. When the adjusting frames 4 are moved, the two adjusting frames 4 are moved closer to or away from each other by adjusting the output ends of the cylinders 11.
In the invention, locking units for locking the mold pressing frame are arranged on the inner sides of the two adjusting frames 4, so that the mold pressing frame can be locked or unlocked in the connecting frame 1 through the locking units.
Specifically, as shown in fig. 1 to 4, the locking unit includes a locking cylinder 12, a locking plate 13, an actuating plate 14, and a support plate 15. The locking cylinder 12 and the support plate 15 are both fixedly installed on the inner side of the adjusting frame 4, the driving plate 14 is slidably connected with the support plate 15, and the sliding direction of the driving plate 14 is towards or away from the adjusting frame 4. The output end of the locking cylinder 12 is connected with the driving plate 14, so that the driving plate 14 moves towards the direction away from the adjusting frame 4 or the direction close to the adjusting frame 4 under the driving of the locking cylinder 12.
When the locking plate 13 is installed, the locking plate 13 is fixedly installed on one side of the driving plate 14 away from the adjusting frame 4, and the outer side of the locking plate 13 is flush with the side edge of one side of the driving plate 14 away from the adjusting frame 4. The mold lower frame is locked by the locking plate 13.
In the present invention, as shown in fig. 6, a fixed seat 16 is fixedly installed on the driving plate 14, a slider 17 is fixedly connected to the fixed seat 16, a projection 18 engaged with the slider 17 is slidably installed on the inner side of the adjustment frame 4, and the outer side of the projection 18 may be formed in a circular arc shape. The lug 18 is driven by locking the cylinder 12, and the slider 17 runs along the outer surface of the lug 18, so that a pressing force can be applied to the driving plate 14 to move the driving plate 14.
In order to facilitate the return of the driving plate 14, a return spring may be mounted on the driving plate 14, such that one end of the return spring is fixed to the driving plate 14 and the other end is fixed to the inner side of the adjustment frame 4.
In the invention, two ends of the two adjusting frames 4 are respectively fixed with a guiding component. The guide assembly is used for positioning the corner position of the lower frame of the die. The guide assembly specifically comprises a guide plate 19 and two guide blocks 20 fixedly mounted on the guide plate 19, wherein the two guide blocks 20 are respectively distributed along the width direction and the length direction of the guide plate 19, so that the two guide blocks 20 are perpendicular to each other. In addition, a positioning assembly is further arranged on the fixed frame 3, and the positioning assembly is used for locking the first connecting plate 5 after the width of the connecting frame 1 is adjusted. The positioning assembly comprises a positioning cylinder 21 and a positioning pin 22, the positioning pin 22 is fixedly connected with the output end of the positioning cylinder 21, and a through hole matched with the positioning pin 22 is further formed in the fixed frame 3. Meanwhile, a positioning hole 23 adapted to the positioning pin 22 is provided at a portion of the first connection plate 5 located in the groove 10. When the adjusting frame 4 is moved to the right position, the output end of the positioning cylinder 21 extends out, so that the positioning pin 22 is inserted into the corresponding positioning hole 23, and the width of the connecting frame 1 is locked to be the width suitable for the corresponding mold pressing frame.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Other technical features than those described in the specification are known to those skilled in the art, and are not described herein in detail in order to highlight the innovative features of the present invention.
Claims (10)
1. The connecting device for the lower pressing frame of the mold of the forming machine is characterized by comprising a connecting frame, wherein the connecting frame comprises two fixed frames and two adjusting frames, and the two adjusting frames are respectively connected between the two fixed frames;
the outer sides of the two fixed frames are provided with driving units for driving at least one adjusting frame to move, and the output ends of the driving units are connected with the end parts of the two ends of the adjusting frame through connecting components, so that the distance between the two adjusting frames is increased or decreased;
and locking units for locking the die pressing frame are arranged on the inner sides of the two adjusting frames, so that the die pressing frame is locked or unlocked inside the connecting frame through the locking units.
2. The connecting device for the mold hold-down frame of the molding machine as claimed in claim 1, wherein the connecting assembly comprises a first connecting plate, one end of the first connecting plate is connected with the output end of the driving unit, and the other end of the first connecting plate is fixedly connected with the end of the adjusting frame;
the fixing frame is provided with a strip-shaped opening used for penetrating through the first connecting plate, the first connecting plate is provided with a waist matched with the strip-shaped opening, and the length of the strip-shaped opening is larger than the width of the waist of the first connecting plate, so that the first connecting plate can move along the strip-shaped opening.
3. The connecting device for the mold hold-down frame of the molding machine as claimed in claim 2, wherein the connecting assembly further comprises a linear guide rail fixedly mounted at an inner end of the fixed frame by a second connecting plate;
the end part of the adjusting frame is connected to the linear guide rail in a sliding mode.
4. The connecting device for the mold hold-down frame of the molding machine as claimed in claim 3, wherein a groove is provided on an outer side of the fixed frame, and the driving unit is installed in the groove;
the length of the groove is equal to that of the fixed frame, so that the fixed frame forms a C-shaped shape.
5. The connecting device for the mold push down frame of a molding machine as claimed in claim 4, wherein the driving unit comprises an adjusting cylinder;
the two adjusting cylinders are arranged on the same fixed frame, and bases of the two adjusting cylinders are opposite to each other, so that output ends of the two adjusting cylinders are fixedly connected with first connecting plates at two ends of the fixed frame respectively.
6. The connecting device for the mold push down frame of the molding machine as claimed in claim 5, wherein the locking unit comprises a locking cylinder, a locking plate, a driving plate, and a supporting plate;
the locking cylinder and the supporting plate are fixedly arranged on the inner side of the adjusting frame, the driving plate is connected with the supporting plate in a sliding mode, and the output end of the locking cylinder is connected with the driving plate, so that the driving plate moves towards the direction far away from the adjusting frame or the direction close to the adjusting frame under the driving of the locking cylinder;
the locking plate is fixedly installed on one side, away from the adjusting frame, of the driving plate, and the outer side of the locking plate is flush with the side edge, away from the adjusting frame, of the driving plate.
7. The connecting device for the mold push down frame of the molding machine as claimed in claim 6, wherein the driving plate is fixedly provided with a fixed seat, the fixed seat is fixedly connected with a sliding block, and a lug matched with the sliding block is slidably arranged on the inner side of the adjusting frame.
8. The connecting device for the mold hold-down frame of the molding machine as claimed in claim 7, wherein guide members are further fixed to both ends of the two adjusting rims, respectively;
the guide assembly comprises a guide plate and two guide blocks fixedly mounted on the guide plate, and the two guide blocks are respectively distributed along the width direction and the length direction of the guide plate, so that the two guide blocks are perpendicular to each other.
9. The connecting device for the mold hold-down frame of the molding machine as claimed in claim 8, wherein the fixing frame is further provided with a positioning assembly;
the positioning assembly comprises a positioning cylinder and a positioning pin, the positioning pin is fixedly connected with the output end of the positioning cylinder, and a through hole matched with the positioning pin is further formed in the fixed frame;
and the first connecting plate is provided with a positioning hole matched with the positioning pin.
10. The connecting device for the mold chase of the molding machine as claimed in claim 9, wherein a synchronizing assembly is installed at an outer side of the connecting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110821399.XA CN113601892B (en) | 2021-07-20 | 2021-07-20 | Connecting device for pressing frame of molding machine die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110821399.XA CN113601892B (en) | 2021-07-20 | 2021-07-20 | Connecting device for pressing frame of molding machine die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113601892A true CN113601892A (en) | 2021-11-05 |
| CN113601892B CN113601892B (en) | 2024-01-19 |
Family
ID=78304918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110821399.XA Active CN113601892B (en) | 2021-07-20 | 2021-07-20 | Connecting device for pressing frame of molding machine die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113601892B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100835574B1 (en) * | 2007-05-09 | 2008-06-05 | 박재정 | The manufacturing apparatus of metallic palette |
| CN211279870U (en) * | 2019-12-11 | 2020-08-18 | 天津凯德新能源科技有限公司 | Frame with adjusting function for extrusion forming of biomass solid fuel |
| CN211386596U (en) * | 2019-11-30 | 2020-09-01 | 上海常青钣金机箱制造有限公司 | Be applied to die clamping device of bender |
| CN112431336A (en) * | 2020-11-09 | 2021-03-02 | 罗显容 | Installation method of spliced building curtain wall |
| CN213500292U (en) * | 2020-11-03 | 2021-06-22 | 昆山市颖明机械有限公司 | Novel die carrier structure of plastic die |
-
2021
- 2021-07-20 CN CN202110821399.XA patent/CN113601892B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100835574B1 (en) * | 2007-05-09 | 2008-06-05 | 박재정 | The manufacturing apparatus of metallic palette |
| CN211386596U (en) * | 2019-11-30 | 2020-09-01 | 上海常青钣金机箱制造有限公司 | Be applied to die clamping device of bender |
| CN211279870U (en) * | 2019-12-11 | 2020-08-18 | 天津凯德新能源科技有限公司 | Frame with adjusting function for extrusion forming of biomass solid fuel |
| CN213500292U (en) * | 2020-11-03 | 2021-06-22 | 昆山市颖明机械有限公司 | Novel die carrier structure of plastic die |
| CN112431336A (en) * | 2020-11-09 | 2021-03-02 | 罗显容 | Installation method of spliced building curtain wall |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113601892B (en) | 2024-01-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215619775U (en) | Clamping mechanism of injection molding machine | |
| CN113601892A (en) | Connecting device for lower pressing frame of forming machine mold | |
| CN216139392U (en) | Die carrier assembly | |
| CN216540315U (en) | Bender is used in sheet metal component processing | |
| CN202114131U (en) | Hooking stamping mechanism of stamping die for automotive panels | |
| CN104338829A (en) | Die for lateral hole flanging of upper cross plate of automobile seat backrest | |
| CN110814115B (en) | Mold core positioning mechanism of automobile sunroof guide rail bending mold | |
| CN107262610A (en) | A kind of mould guider | |
| CN203578145U (en) | Flattening mechanism for axle housing gumming surface flattening mechanism | |
| CN209832752U (en) | Octahedral guide rail component of multi-station hydraulic press | |
| CN115230227A (en) | Sliding guide type variable-die-width I-shaped structure | |
| CN219769079U (en) | Split type flanging machine | |
| CN113580332B (en) | Connecting device for upper pressing frame of forming machine die | |
| CN220717450U (en) | Product side punching structure | |
| CN113997027B (en) | Installation positioning device | |
| CN218460515U (en) | Hydraulic plate bending machine | |
| CN220547523U (en) | Shaping die of automobile front headrest support | |
| CN221336077U (en) | Sliding structure of shaft seat of aluminum profile shaping machine | |
| CN220636040U (en) | Multi-angle stamping die | |
| CN215745873U (en) | Multi-angle side-adjusting mechanism | |
| CN220679149U (en) | Stamping die for flattening pipe fittings | |
| CN220837566U (en) | Stamping die for elevator guide plate pressing machining | |
| CN214494769U (en) | Mould conveyor is used in building block production | |
| CN213701445U (en) | Flexible stamping die for carframe longitudinal beam | |
| CN211839825U (en) | Refrigerator stop piece shaping panel beating mould |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |