CN203769498U - Mill four-bar linkage structure sliding door - Google Patents
Mill four-bar linkage structure sliding door Download PDFInfo
- Publication number
- CN203769498U CN203769498U CN201320859757.7U CN201320859757U CN203769498U CN 203769498 U CN203769498 U CN 203769498U CN 201320859757 U CN201320859757 U CN 201320859757U CN 203769498 U CN203769498 U CN 203769498U
- Authority
- CN
- China
- Prior art keywords
- connecting axle
- door
- doorframe
- door closure
- bar linkage
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a mill four-bar linkage structure sliding door which comprises a door frame and a door cover, wherein the door frame is connected with the outer wall of the door frame by welding and is connected with one end of the door cover, the other end of the door cover is connected with the outer wall of the door frame by a four-bar linkage mechanism which comprises a first fixing rod, a second fixing rod, a first connecting rod, a second connecting rod, a first connecting shaft, a second connecting shaft and a third connecting shaft, the first, second and third connecting shafts are provided with positioning sleeves, two ends of the first, second and third connecting shafts are provided with external threads, the first connecting rod is respectively connected with the second and third connecting shafts by bolts and nuts, the second connecting rod is respectively connected with the first and second connecting shafts by bolts, the door cover is connected with the first fixing rod in the four-bar linkage mechanism by welding, and the second fixing rod is connected with the outer wall of the door frame by welding. The mill four-bar linkage structure sliding door is convenient to open and close, good in sealing property and suitable for equipment with a heavier access door.
Description
Technical field
The utility model relates to grinding machine equipment technical field, particularly a kind of grinding machine four-bar linkage structure sliding door.
Background technology
In mill structure, many manholes or peep hole place all need to be designed to door, are on the one hand to want to meet the requirement of grinding machine closure, are can find in time the fault of grinding machine emerged in operation and take measures in time to eliminate fault on the other hand.But, grinding machine access door structure of the prior art, most of door closures all adopt the structure of a dead lift formula, and the problem that the door closure of this structure exists is: door closure many due to grinding machine access door and that have is heavier, dismounting is very inconvenient, poor stability, and operator's labour intensity is large.
Summary of the invention
The purpose of this utility model is exactly the problems referred to above that exist for solving prior art, and a kind of grinding machine four-bar linkage structure sliding door is provided; The utility model reliable in structure, it is convenient to open and close, easy accessibility, time saving and energy saving, sealing structure performance is good, is particularly useful for grinding machine or similar devices that a weight is larger.
The technical scheme of the utility model technical solution problem is:
A kind of grinding machine four-bar linkage structure sliding door, comprise doorframe, door closure, described doorframe is connected with doorframe outer wall by welding, described doorframe is connected with door closure one end, the door closure other end is connected with doorframe outer wall by quadric chain, described quadric chain comprises the first fixed bar, the second fixed bar, first connecting rod, second connecting rod, the first connecting axle, the second connecting axle, the 3rd connecting axle, described the first connecting axle, the second connecting axle, on the 3rd connecting axle, be respectively equipped with positioning sleeve separately, described the first connecting axle, the second connecting axle, the 3rd connecting axle two ends are respectively equipped with external screw thread, first connecting rod by bolt respectively with the second connecting axle, the 3rd connecting axle is connected with bolt, second connecting rod passes through bolt, nut respectively with the first connecting axle, the second connecting axle connects, described door closure is connected with the first fixed bar in quadric chain by welding, the second fixed bar is connected with doorframe outer wall by welding.
Described doorframe and door closure contact surface place are provided with sealing mat.By sealing mat stress deformation, guarantee that whole door has good closure.
Described doorframe is provided with screwed hole, and door closure is provided with connecting hole, and doorframe is connected by the bolt coordinating with screwed hole with door closure one end.
Described door closure is provided with handle at the external surface that connects a side near bolt.
The beneficial effects of the utility model:
1. the utility model reliable in structure, open, close conveniently, convenient disassembly, time saving and energy saving, doorframe and door closure joint face place are provided with sealing mat, by sealing mat stress deformation, guarantee whole door good seal performance, be particularly useful for grinding machine or similar devices that access door weight is larger.
2. structure of the present utility model is to be fixed by welding on the outer wall at place, place, applicability is wide, adopt connecting rod push-pull structure, whole opening or closing in process do not need people to bear very large power, alleviated operator's labour intensity, also improved operating efficiency, so especially applicable for the larger occasion of access door weight.
3., together with door closure of the present utility model is bolted with doorframe, by four-bar linkage structure, carry out opening or closing of control gate, due to linkage motion there is very large flexibility, so opening or closing of whole door also has very large flexibility.
4. passing through the handle of door closure external surface, and quadric chain, just can easily door be opened and closed.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the sectional view of the A-A of Fig. 1;
Fig. 3 is the grinding machine door schematic diagram of prior art;
Fig. 4 is the sectional view of Fig. 3;
Fig. 5 is the sectional view of the B-B of Fig. 1.
The specific embodiment
In order to understand better the utility model, below in conjunction with accompanying drawing, explain in detail embodiment of the present utility model.
As shown in Figures 1 to 5, a kind of grinding machine four-bar linkage structure sliding door, comprises doorframe 1, door closure 2, described doorframe 1 is connected with doorframe outer wall 11 by welding, and described doorframe 1 is connected with door closure 2 one end, and door closure 2 other ends are connected with doorframe outer wall 11 by quadric chain, and described quadric chain comprises the first fixed bar 7, the second fixed bar 4, first connecting rod 5, second connecting rod 6, the first connecting axle 12, the second connecting axle 13, the 3rd connecting axle 14, described the first connecting axle 12, the second connecting axle 13, on the 3rd connecting axle 14, be respectively equipped with positioning sleeve 15 separately, described the first connecting axle 12, the second connecting axle 13, the 3rd connecting axle 14 two ends are respectively equipped with external screw thread, and first connecting rod 5 is by bolt 16, nut respectively with the second connecting axle 13, the 3rd connecting axle 14 and bolt 16 link together, second connecting rod 6 by bolt 16 respectively with the first connecting axle 12, the second connecting axle 13 links together, and described door closure 2 is connected with the first fixed bar 7 in quadric chain by welding, and the second fixed bar 4 is connected with doorframe outer wall 3 by welding.
At doorframe 1, be provided with sealing mat 10 with door closure 2 contact surface places, by sealing mat stress deformation, guarantee that whole door has good closure.
Described doorframe 1 is provided with screwed hole, and door closure 2 is provided with connecting hole, and doorframe 1 is connected by the bolt 9 coordinating with screwed hole and connecting hole with door closure 2 one end.
Described door closure 2 is provided with handle 8 at the external surface that connects a side near bolt.
When needs are opened access door, the bolt 9 first doorframe 1 being connected with door closure 2 unclamps to be turned on, and then pull handle 8, and the rotation by quadric chain in space just can be opened door easily; When needs are closed, only need to promote handle 8, the rotation by four-bar linkage structure in space, just can close door easily, the bolt 9 of then screwing on.Compare as Fig. 3, Fig. 4 with the conventional door structure of prior art, due in the process of whole switch, operator does not need to bear the weight of door, so especially applicable for the larger occasion of access door weight ratio.
Although above-mentioned, by reference to the accompanying drawings the specific embodiment of utility model is described; but the not restriction to the utility model protection domain; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection domain of the present utility model.
Claims (4)
1. a grinding machine four-bar linkage structure sliding door, comprise doorframe, door closure, described doorframe is connected with doorframe outer wall by welding, it is characterized in that, described doorframe is connected with door closure one end, the door closure other end is connected with doorframe outer wall by quadric chain, described quadric chain comprises the first fixed bar, the second fixed bar, first connecting rod, second connecting rod, the first connecting axle, the second connecting axle, the 3rd connecting axle, described the first connecting axle, the second connecting axle, on the 3rd connecting axle, be respectively equipped with positioning sleeve separately, described the first connecting axle, the second connecting axle, the 3rd connecting axle two ends are respectively equipped with external screw thread, first connecting rod passes through bolt, nut respectively with the second connecting axle, the 3rd connecting axle and bolt link together, second connecting rod by bolt respectively with the first connecting axle, the second connecting axle links together, described door closure is connected with the first fixed bar in quadric chain by welding, the second fixed bar is connected with doorframe outer wall by welding.
2. grinding machine four-bar linkage structure sliding door as claimed in claim 1, is characterized in that, described doorframe is provided with screwed hole, and door closure is provided with connecting hole, and doorframe is connected by the bolt coordinating with screwed hole and connecting hole with door closure one end.
3. grinding machine four-bar linkage structure sliding door as claimed in claim 1, is characterized in that, described doorframe and door closure joint face place are provided with sealing mat.
4. grinding machine four-bar linkage structure sliding door as claimed in claim 2, is characterized in that, described door closure is provided with handle at the external surface that connects a side near bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320859757.7U CN203769498U (en) | 2013-12-25 | 2013-12-25 | Mill four-bar linkage structure sliding door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320859757.7U CN203769498U (en) | 2013-12-25 | 2013-12-25 | Mill four-bar linkage structure sliding door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203769498U true CN203769498U (en) | 2014-08-13 |
Family
ID=51286700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320859757.7U Expired - Fee Related CN203769498U (en) | 2013-12-25 | 2013-12-25 | Mill four-bar linkage structure sliding door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203769498U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696643A (en) * | 2013-12-25 | 2014-04-02 | 济南重工股份有限公司 | Four-connection-bar structure sliding door for mill |
-
2013
- 2013-12-25 CN CN201320859757.7U patent/CN203769498U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103696643A (en) * | 2013-12-25 | 2014-04-02 | 济南重工股份有限公司 | Four-connection-bar structure sliding door for mill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 Termination date: 20201225 |