CN106697925B - Casting conveying mechanism and using method thereof - Google Patents
Casting conveying mechanism and using method thereof Download PDFInfo
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- CN106697925B CN106697925B CN201710078126.4A CN201710078126A CN106697925B CN 106697925 B CN106697925 B CN 106697925B CN 201710078126 A CN201710078126 A CN 201710078126A CN 106697925 B CN106697925 B CN 106697925B
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- cylinder
- clamping
- casting
- positioning
- air cylinder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/74—Feeding, transfer, or discharging devices of particular kinds or types
- B65G47/90—Devices for picking-up and depositing articles or materials
- B65G47/901—Devices for picking-up and depositing articles or materials provided with drive systems with rectilinear movements only
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/02—Articles
Abstract
The invention relates to a casting conveying mechanism which comprises an operation platform, wherein a first air cylinder extending along the longitudinal conveying direction of a casting is arranged on the operation platform, the output end of the first air cylinder is connected with a movable base, the top of the movable base is fixedly connected with a second air cylinder, the output end of the second air cylinder vertically extends and is connected with a lifting plate body, the top of the lifting plate body is fixedly connected with a transversely extending third air cylinder, the output end of the third air cylinder is connected with a clamping jaw, the clamping jaw comprises a fourth air cylinder, the left side and the right side of the tail end of an extension rod of the fourth air cylinder are respectively hinged with a left connecting rod and a right connecting rod, the tail end of the left connecting rod is hinged with the head end of a left clamp, the tail end of the left clamp is provided with a left clamping mouth, the tail end of the right connecting rod is hinged with the head end of a right clamp, the tail end of the right clamp is provided with a right clamping mouth, the middle part of the left clamp and the middle part of the right clamp are both hinged with a fixed plate, the left clamping mouth and the right clamping mouth are buckled to form a frustum-shaped cavity for clamping the casting, and the frustum-shaped part, and the structure is simple.
Description
Technical Field
The invention relates to a casting conveying mechanism and a using method thereof.
Background
The market lacks a dedicated clamping, transport mechanism for the frustum-shaped portion of the casting. The existing clamping jaw mechanism is unreasonable in structural design, is difficult to be applied to a frustum-shaped part of the casting, is unstable in operation and is difficult to use; the existing casting conveying mechanism is complex in structure, unstable in operation and difficult to use.
Disclosure of Invention
In view of the defects in the prior art, the technical problem to be solved by the invention is to provide a casting conveying mechanism and a using method thereof, which are simple in structure, convenient and efficient.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a foundry goods transport mechanism, includes the operation platform, be provided with the first cylinder that extends along the vertical direction of transfer of foundry goods on the operation platform, the output of first cylinder is connected with movable pedestal, the top of activity pedestal has linked firmly the second cylinder, the vertical extension of output of second cylinder is connected with the lift plate body, the top of lift plate body has linked firmly the third cylinder of horizontal extension, the output of third cylinder is connected with the clamping jaw, the clamping jaw includes the fourth cylinder, the terminal left and right sides of the extension bar of fourth cylinder articulates respectively has left connecting rod and right connecting rod, the terminal of left connecting rod is articulated mutually with the head end of left clamp, the terminal of left clamp is provided with left clamp mouth, the terminal of right connecting rod is articulated mutually with the head end of right clamp, the terminal of right clamp is provided with right clamp mouth, the middle part of left clamp all is articulated mutually with the fixed plate mutually with the middle part of right clamp, left side clamp mouth and right clamp mouth are buckled and are formed into the frustum form cavity that is used for cliping the frustum form part of foundry goods.
Preferably, the body of the left clamping mouth and the body of the right clamping mouth are both provided with an upper arc-shaped groove for forming the small end of the frustum-shaped cavity, and the body of the left clamping mouth and the body of the right clamping mouth are both provided with a lower arc-shaped groove for forming the large end of the frustum-shaped cavity.
Preferably, the two lower arc-shaped grooves are provided with sawteeth along the inner contour thereof, the longitudinal section of the left clamping nozzle and the longitudinal section of the right clamping nozzle are both in an L shape, the two sides of the hinged joint of the left clamping body and the fixed plate are both provided with arc-shaped concave parts, and the two sides of the hinged joint of the right clamping body and the fixed plate are both provided with arc-shaped concave parts.
Preferably, the front and the back of the extension rod of the fourth cylinder are both provided with a fixing plate, the two fixing plates are both arranged on the central axis of the extension rod of the fourth cylinder, and the two fixing plates are both connected with the fourth cylinder through screw and nut assemblies.
Preferably, operation platform is provided with foundry goods positioning mechanism at the side of first cylinder, foundry goods positioning mechanism includes the first positioning mechanism who keeps away from first cylinder, is close to the second positioning mechanism of first cylinder, second positioning mechanism includes that both sides are provided with the frid of vertical spout respectively, be provided with the convex cone that is used for foundry goods location on the up end of frid, be located the upper portion both sides of frid and be provided with the locating plate of vertical installation respectively, be located and correspond along vertical interval on the locating plate and be provided with the draw-in groove that is used for the foundry goods location, still be provided with on the locating plate and be used for realizing that locating plate elasticity goes up and down and can with spout sliding adjustment's elevating system.
Preferably, the lifting mechanism comprises connecting plates which are arranged at the front end and the rear end of the positioning plate and turn outwards, connecting bolts vertically penetrate through the connecting plates, the lower ends of the connecting bolts penetrate through a sleeve and are in threaded connection with nuts, the sleeve is fixed on a sliding rod which is slidably adjusted by the sliding groove, and a reset spring is further sleeved between the sleeve and the connecting plates on the connecting bolts.
Preferably, a sliding part matched with the sliding groove is arranged at the inner side end of the sliding rod, and a locking bolt with an end part extending into the sliding groove and used for realizing locking and positioning of the sliding rod transversely penetrates through the sliding rod.
Preferably, first positioning mechanism includes vertical frid, also be provided with the convex cone that is used for the foundry goods location on the up end of vertical frid, the upper portion both sides that are located vertical frid have set firmly vertical locating plate respectively, are located vertical locating plate and also correspond along vertical interval and are provided with the draw-in groove that is used for the foundry goods location, vertical frid is located same vertical plane with the frid.
Preferably, foundry goods transport mechanism is still including the fifth cylinder that is located another side of foundry goods positioning mechanism, the fifth cylinder extends along the vertical direction of transfer of foundry goods, the output of fifth cylinder is connected with the pedestal that slides, the top of the pedestal that slides has linked firmly the sixth cylinder, the vertical extension of output of sixth cylinder is connected with the horizontal plate body, the top of horizontal plate body has linked firmly the seventh cylinder of horizontal extension, the output of seventh cylinder also is connected with the clamping jaw, foundry goods positioning mechanism is located between first cylinder and the fifth cylinder, the flexible opposite direction of the piston rod of first cylinder and fifth cylinder, all be provided with slider, slide rail between activity pedestal and the operation platform, between fourth cylinder and the lifting plate body, between seventh cylinder and the horizontal plate body.
The use method of the casting conveying mechanism comprises the following steps:
(1) The first cylinder drives the movable base body to longitudinally slide, and the second cylinder drives the lifting plate body to vertically lift;
(2) After the clamping jaws are longitudinally and vertically adjusted, piston rods of the fourth cylinders contract to drive the left clamp body and the right clamp body to open, then the third cylinders drive the clamping jaws to transversely slide to the frustum-shaped part of the casting, and finally the piston rods of the fourth cylinders extend out to drive the left clamp body and the right clamp body to clamp the frustum-shaped part of the casting;
(3) Under the action of the first cylinder, the second cylinder and the third cylinder, the casting is clamped by the clamping jaws to be respectively conveyed longitudinally, vertically and transversely.
Compared with the prior art, the invention has the following beneficial effects: the casting clamping device is simple, compact and reasonable in structural design, high in structural strength, stable in operation, efficient and convenient, and convenient to clamp castings and convey the castings.
The invention is described in further detail below with reference to the drawings and the detailed description.
Drawings
Fig. 1 is a first structural diagram of an embodiment of the present invention.
FIG. 2 is a second structural diagram of the embodiment of the present invention.
Fig. 3 is a schematic view of fig. 1 taken along direction a.
Fig. 4 is a schematic configuration diagram of the second positioning mechanism.
Fig. 5 is a top view of the second positioning mechanism.
Fig. 6 is a side view of the second positioning mechanism.
Figure 7 is a schematic front view of the arrangement with the jaws closed.
Figure 8 is a rear view schematic of the configuration with the jaws closed.
Figure 9 is a schematic right view of the arrangement with the jaws closed.
Fig. 10 is a schematic view of the front fixing plate of fig. 7 with the front fixing plate removed.
Fig. 11 is a schematic view of the configuration in the opened state of fig. 10.
FIG. 12 is a schematic view of the mating of the frustum-shaped portion and the male cone of the casting according to an embodiment of the invention.
Detailed Description
In order to make the aforementioned and other features and advantages of the invention more comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1 to 12, a casting conveying mechanism includes an operation platform 13, a first cylinder 14 extending along a longitudinal conveying direction of a casting is arranged on the operation platform, an output end of the first cylinder is connected with a movable base 15, a top of the movable base is fixedly connected with a second cylinder 16, an output end of the second cylinder vertically extends and is connected with a lifting plate 17, a top of the lifting plate is fixedly connected with a transversely extending third cylinder 18, an output end of the third cylinder is connected with a clamping jaw 19, the clamping jaw includes a fourth cylinder 1, left and right sides of a tail end of an extension rod 2 of the fourth cylinder are respectively hinged with a left connecting rod 3 and a right connecting rod 4, a tail end of the left connecting rod is hinged with a head end of a left clamp 5, a tail end of the left clamp is provided with a left clamp mouth, a tail end of the right connecting rod is hinged with a head end of a right clamp 6, a tail end of the right clamp mouth is provided with a right clamp mouth, a middle of the left clamp body is hinged with a middle of the right clamp body and a middle of the right clamp body is hinged with a middle of the right clamp body to form a frustum 44 for clamping the casting; the foundry goods is formed by the pouring, the frustum form part is for watering or runner formation, thereby left side dop and right dop lock mutually and carry the frustum form part removal foundry goods of foundry goods, carry out next process, avoid direct centre gripping foundry goods, be favorable to avoiding the foundry goods to warp, guarantee the precision of foundry goods.
In the embodiment of the invention, the body of the left clamping mouth and the body of the right clamping mouth are both provided with an upper arc-shaped groove 8 for forming the small end of the frustum-shaped cavity, and the body of the left clamping mouth and the body of the right clamping mouth are both provided with a lower arc-shaped groove 9 for forming the large end of the frustum-shaped cavity.
In the embodiment of the invention, the two lower arc-shaped grooves are respectively provided with the saw teeth 10 along the inner contour thereof to increase the occluding force, the longitudinal sections of the left clamping mouth and the right clamping mouth are both L-shaped, so that the weight is favorably reduced, the two sides of the hinged point of the left clamping body and the fixed plate are respectively provided with the arc-shaped concave parts 11, and the two sides of the hinged point of the right clamping body and the fixed plate are respectively provided with the arc-shaped concave parts, so that the weight is favorably reduced.
In the embodiment of the invention, the front surface and the back surface of the extension rod of the fourth cylinder are both provided with fixing plates, the two fixing plates are both arranged on the central axis of the extension rod of the fourth cylinder, and the two fixing plates are both connected with the fourth cylinder through a screw and nut assembly 12; and an extension rod of the fourth cylinder extends out, the left clamping mouth and the right clamping mouth are buckled to clamp the frustum-shaped part of the casting, the extension rod of the fourth cylinder is retracted, the left clamping mouth and the right clamping mouth are opened, and the frustum-shaped part of the casting is loosened.
In the embodiment of the invention, the casting positioning mechanism is arranged beside the first cylinder of the operation platform, the casting positioning mechanism comprises a first positioning mechanism 20 far away from the first cylinder and a second positioning mechanism 21 close to the first cylinder, the second positioning mechanism comprises a groove plate 23, two sides of which are respectively provided with a longitudinal sliding groove 22, a convex cone 24 for positioning the casting is arranged on the upper end surface of the groove plate, the frustum-shaped part of the casting is embedded into the convex cone during positioning, two sides of the upper part of the groove plate are respectively provided with a positioning plate 25 which is longitudinally arranged, the positioning plate is correspondingly provided with clamping grooves 26 for positioning the casting at a longitudinal interval, and the positioning plate is also provided with a lifting mechanism which is used for realizing the elastic lifting of the positioning plate and can be adjusted by sliding with the sliding grooves.
In the embodiment of the invention, the lifting mechanism comprises a connecting plate 27 which is arranged at the front end and the rear end of the positioning plate and turns outwards, a connecting bolt 28 vertically penetrates through the connecting plate, the lower end of the connecting bolt penetrates through a sleeve 29 and is in threaded connection with a nut 30, the sleeve is fixed on a sliding rod 31 which is in sliding adjustment with the sliding chute, so that the sliding adjustment of the positioning plate is realized through the sliding rod, and a reset spring 32 is sleeved between the sleeve and the connecting plate on the connecting bolt, so that the positioning plate can be reset upwards.
In the embodiment of the present invention, a sliding portion 33 matched with the sliding slot is disposed at the inner side end of the sliding rod, and a locking bolt 34 whose end portion extends into the sliding slot for locking and positioning the sliding rod is transversely disposed on the sliding rod in a penetrating manner.
In the embodiment of the invention, the first positioning mechanism comprises a longitudinal groove plate 35, the upper end surface of the longitudinal groove plate is also provided with a convex cone for positioning a casting, two lateral sides of the upper part of the longitudinal groove plate are respectively and fixedly provided with a longitudinal positioning plate 36, the longitudinal positioning plates are also correspondingly provided with clamping grooves for positioning the casting at intervals along the longitudinal direction, and the longitudinal groove plate and the groove plate are positioned on the same vertical plane; the first cylinder, the second cylinder, the third cylinder and the fourth cylinder can convey castings on the first positioning mechanism to the second positioning mechanism.
In the embodiment of the invention, the casting conveying mechanism further comprises a fifth cylinder 37 located at the other side of the casting positioning mechanism, the fifth cylinder extends along the longitudinal conveying direction of the casting, the output end of the fifth cylinder is connected with a sliding seat body 38, the top of the sliding seat body is fixedly connected with a sixth cylinder 39, the output end of the sixth cylinder vertically extends and is connected with a horizontal plate body 40, the top of the horizontal plate body is fixedly connected with a seventh cylinder 41 which transversely extends, the output end of the seventh cylinder is also connected with a clamping jaw, the casting positioning mechanism is located between the first cylinder and the fifth cylinder, the extension directions of piston rods of the first cylinder and the fifth cylinder are opposite, and a sliding block 42 and a sliding rail 43 are arranged between the movable seat body and the operation platform, between the fourth cylinder and the lifting plate body, and between the seventh cylinder and the horizontal plate body; the fifth cylinder, the sixth cylinder, the seventh cylinder and the clamping jaws can convey the casting on the second positioning mechanism to the next working procedure.
The use method of the casting conveying mechanism comprises the following steps:
(1) The first cylinder drives the movable seat body to longitudinally slide, and the second cylinder drives the lifting plate body to vertically lift;
(2) After the clamping jaws are longitudinally and vertically adjusted, piston rods of the fourth cylinders contract to drive the left clamp body and the right clamp body to open, then the third cylinders drive the clamping jaws to transversely slide to the frustum-shaped part of the casting, and finally the piston rods of the fourth cylinders extend out to drive the left clamp body and the right clamp body to clamp the frustum-shaped part of the casting;
(3) Under the action of the first cylinder, the second cylinder and the third cylinder, the casting is clamped by the clamping jaws to be respectively conveyed longitudinally, vertically and transversely.
The present invention is not limited to the preferred embodiments described above, and various other forms of the cast article transfer mechanism and methods of use can be devised by anyone in light of the present invention. All equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.
Claims (4)
1. The utility model provides a foundry goods transport mechanism which characterized in that: the casting clamping device comprises an operation platform, wherein a first air cylinder extending along the longitudinal conveying direction of a casting is arranged on the operation platform, the output end of the first air cylinder is connected with a movable base, the top of the movable base is fixedly connected with a second air cylinder, the output end of the second air cylinder vertically extends and is connected with a lifting plate body, the top of the lifting plate body is fixedly connected with a transversely extending third air cylinder, the output end of the third air cylinder is connected with a clamping jaw, the clamping jaw comprises a fourth air cylinder, the left side and the right side of the tail end of an extension rod of the fourth air cylinder are respectively hinged with a left connecting rod and a right connecting rod, the tail end of the left connecting rod is hinged with the head end of a left clamp body, the tail end of the left clamp body is hinged with the head end of a right clamp body, the tail end of the right connecting rod is hinged with the head end of the right clamp body, the middle part of the left clamp body and the middle part of the right clamp body are both hinged with a fixing plate, and the left clamp mouth and the right clamp body are buckled to form a frustum-shaped cavity for clamping a frustum-shaped part of the casting; the body of the left clamping mouth and the body of the right clamping mouth are both provided with an upper arc-shaped groove for forming the small end of the frustum-shaped cavity, and the body of the left clamping mouth and the body of the right clamping mouth are both provided with a lower arc-shaped groove for forming the large end of the frustum-shaped cavity; the two lower arc-shaped grooves are provided with sawteeth along the inner contour, the longitudinal section of the left clamping nozzle and the longitudinal section of the right clamping nozzle are both L-shaped, arc-shaped concave parts are respectively arranged on the two sides of the hinged joint of the left clamping body and the fixed plate, and arc-shaped concave parts are respectively arranged on the two sides of the hinged joint of the right clamping body and the fixed plate; the casting positioning mechanism comprises a first positioning mechanism far away from the first cylinder and a second positioning mechanism close to the first cylinder, the second positioning mechanism comprises groove plates with longitudinal sliding grooves formed in two sides respectively, convex cones used for positioning castings are arranged on the upper end surfaces of the groove plates, longitudinally-installed positioning plates are arranged on two sides of the upper portions of the groove plates respectively, clamping grooves used for positioning castings are formed in the positioning plates correspondingly at longitudinal intervals, and lifting mechanisms used for achieving elastic lifting of the positioning plates and capable of being adjusted in a sliding mode with the sliding grooves are further arranged on the positioning plates; the lifting mechanism comprises connecting plates which are arranged at the front end and the rear end of the positioning plate and are turned outwards, connecting bolts vertically penetrate through the connecting plates, the lower ends of the connecting bolts penetrate through a sleeve and are in threaded connection with nuts, the sleeve is fixed on a sliding rod which is adjusted in a sliding mode through a sliding groove, and a reset spring is sleeved on the connecting bolts between the sleeve and the connecting plates; the inner side end of the sliding rod is provided with a sliding part matched with the sliding groove, and the sliding rod is transversely provided with a locking bolt with the end part extending into the sliding groove for realizing locking and positioning of the sliding rod in a penetrating manner; first positioning mechanism includes vertical frid, also be provided with the convex cone that is used for the foundry goods location on the up end of vertical frid, the upper portion both sides that are located vertical frid have set firmly vertical locating plate respectively, are located vertical locating plate and also correspond along vertical interval and are provided with the draw-in groove that is used for the foundry goods location, vertical frid is located same vertical plane with the frid.
2. A casting transfer mechanism as in claim 1, wherein: the front and the back of the extension rod of the fourth cylinder are provided with fixing plates, the two fixing plates are arranged on the central axis of the extension rod of the fourth cylinder, and the two fixing plates are connected with the fourth cylinder through screw and nut assemblies.
3. A casting transfer mechanism as in claim 1, wherein: foundry goods transport mechanism is still including the fifth cylinder that is located another side of foundry goods positioning mechanism, the fifth cylinder extends along the vertical direction of delivery of foundry goods, the output of fifth cylinder is connected with the pedestal that slides, the top of the pedestal that slides has linked firmly the sixth cylinder, the vertical extension of output of sixth cylinder is connected with the horizontal plate body, the top of horizontal plate body has linked firmly the seventh cylinder of horizontal extension, the output of seventh cylinder also is connected with the clamping jaw, foundry goods positioning mechanism is located between first cylinder and the fifth cylinder, the flexible opposite direction of the piston rod of first cylinder and fifth cylinder, all be provided with slider, slide rail between activity pedestal and the operation platform, between fourth cylinder and the lifting plate body, between seventh cylinder and the horizontal plate body.
4. A method of using a casting transfer mechanism as claimed in any one of claims 1 to 3, the method comprising the steps of:
(1) The first cylinder drives the movable base body to longitudinally slide, and the second cylinder drives the lifting plate body to vertically lift;
(2) After the clamping jaws are longitudinally and vertically adjusted, piston rods of the fourth cylinders contract to drive the left clamp body and the right clamp body to open, then the third cylinders drive the clamping jaws to transversely slide to the frustum-shaped part of the casting, and finally the piston rods of the fourth cylinders extend out to drive the left clamp body and the right clamp body to clamp the frustum-shaped part of the casting;
(3) Under the action of the first cylinder, the second cylinder and the third cylinder, the casting is clamped by the clamping jaws to be respectively conveyed longitudinally, vertically and transversely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710078126.4A CN106697925B (en) | 2017-02-14 | 2017-02-14 | Casting conveying mechanism and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710078126.4A CN106697925B (en) | 2017-02-14 | 2017-02-14 | Casting conveying mechanism and using method thereof |
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| Publication Number | Publication Date |
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| CN106697925A CN106697925A (en) | 2017-05-24 |
| CN106697925B true CN106697925B (en) | 2023-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710078126.4A Active CN106697925B (en) | 2017-02-14 | 2017-02-14 | Casting conveying mechanism and using method thereof |
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| CN (1) | CN106697925B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109209817B (en) * | 2018-11-20 | 2023-09-29 | 泉州苗亿自动化机械有限公司 | Mute oil-free air compressor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4666367A (en) * | 1983-06-28 | 1987-05-19 | Walter Sticht | Apparatus for handling a structural part |
| CN105905599A (en) * | 2016-06-30 | 2016-08-31 | 浙江博雷重型机床制造有限公司 | Clamping device |
| CN206476483U (en) * | 2017-02-14 | 2017-09-08 | 泉州苗亿自动化机械有限公司 | Casting transport mechanism |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007021696A (en) * | 2005-07-21 | 2007-02-01 | Kayaba Ind Co Ltd | Carrying device |
| FR2915475B1 (en) * | 2007-04-30 | 2009-07-31 | Sidel Participations | TRANSFER DEVICE AND LINEAR TYPE INSTALLATION FOR MANUFACTURING CONTAINERS |
-
2017
- 2017-02-14 CN CN201710078126.4A patent/CN106697925B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4666367A (en) * | 1983-06-28 | 1987-05-19 | Walter Sticht | Apparatus for handling a structural part |
| CN105905599A (en) * | 2016-06-30 | 2016-08-31 | 浙江博雷重型机床制造有限公司 | Clamping device |
| CN206476483U (en) * | 2017-02-14 | 2017-09-08 | 泉州苗亿自动化机械有限公司 | Casting transport mechanism |
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