CN204186859U - Casting mold equipment anticollision damping oil cylinder - Google Patents
Casting mold equipment anticollision damping oil cylinder Download PDFInfo
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- CN204186859U CN204186859U CN201420632773.7U CN201420632773U CN204186859U CN 204186859 U CN204186859 U CN 204186859U CN 201420632773 U CN201420632773 U CN 201420632773U CN 204186859 U CN204186859 U CN 204186859U
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- chamber
- casting mold
- buffer runner
- cylinder body
- piston
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Abstract
This patent application discloses a kind of casting mold equipment anticollision damping oil cylinder; to provide to casting mold numerical control machining shaping the protection that better works; continue to provide protective action when safety caging device damages or lost efficacy, and variable buffer damping can be provided according to the quality size of workpiece.Comprise the piston of cylinder body and inside thereof, cylinder body is a seal structure, the left chamber of piston both sides is communicated with by buffer runner with right chamber, buffer runner stage casing is provided with and regulates chamber and adjusting plug, adjusting plug is scyewed joint with adjustment chamber, the opening of buffer runner in adjustment chamber lays respectively at bottom it and sidewall, and the sectional area of buffer runner is less than the sectional area of cylinder body chamber.This programme can pass through turn adjusting plug, thus changes the volume regulating negotiable part in chamber, and then changes the actual internal area in the middle part of buffer runner, according to the PRODUCTION STATUS of equipment, freely can debug, to realize best damping buffering effect.
Description
Technical field
The utility model relates to the limit damper in a kind of casting mold digital control processing former.
Background technique
Casting mold digital control processing forming technique is the system intergration of the technology such as cad technique, foundry engieering, Numeric Control Technology, cutting technology, is a kind of quick Casting mold manufacturing technology completely newly.Adopt the casting mold numerical control forming machine of this technology can completely without mould, produce the casting sand mold of various shape, for solving the single-piece of foundry goods, the production trial-production of small lot provides new carrier, use this equipment to shorten the manufacture cycle simultaneously, boost productivity, be particularly useful for large part, small lot, the processing of complex-shaped casting mold.Casting mould digital control cutting processing former is made up of the main body containing multiaxis (three axles and more than) moving system, universal or special sand mold cutting tool system and sand-removing system and the special control software design that matches with sand mold milling process.At present, this technology and equipment have been succeeded application in the trial-manufacturing process of the new product exemplar casting molds such as motor.
In casting mold numerical control machining shaping working procedure, three axle linear motion systems are all provided with safety mechanical limit stoper, but once this safety caging device damages or lost efficacy, linear motion system and track girder or other parts of lathe may be caused to collide because of misoperation or misprogrammed, cause the damage of equipment and processing sand mold, even can damage staff time serious.And existing equipment also has the scheme using oil cylinder to carry out stand-by buffer protection, but it can not change its cushioning effect according to the size of equipment and operative workpiece.
Model utility content
The utility model is intended to provide a kind of casting mold equipment anticollision damping oil cylinder; to provide to casting mold numerical control machining shaping the protection that better works; continue to provide protective action when safety caging device damages or lost efficacy, and variable buffer damping can be provided according to the quality size of workpiece.
Casting mold equipment anticollision damping oil cylinder in this programme, comprise the piston of cylinder body and inside thereof, cylinder body is a seal structure, the left chamber of piston both sides is communicated with by buffer runner with right chamber, buffer runner stage casing is provided with and regulates chamber and adjusting plug, adjusting plug is scyewed joint with adjustment chamber, and the opening of buffer runner in adjustment chamber lays respectively at bottom it and sidewall, and the sectional area of buffer runner is less than the sectional area of cylinder body chamber.
The working principle of this programme is, cylinder body is fixedly connected in the frame of equipment, then by the moving system on the piston rod aligning equipment of cylinder body, when lathe linear motion system exceeds the operation of setting stroke range, piston rod drives piston to move, and because cylinder interior is seal structure, the oil in cylinder body can only be transferred to another chamber by narrow and small buffer runner from a chamber, continue in the moving process of piston to be subject to larger resistance, realize buffer function.The collision produced due to moving system inertia is cushioned by oil cylinder, extends time of collision, makes in the anticollision buffer system outside collisional energy--transfer to moving system, reaches the object of protection moving system and machine tool component.
And this programme can also pass through turn adjusting plug, thus change the volume regulating negotiable part in chamber, and then change the actual internal area in the middle part of buffer runner, according to the PRODUCTION STATUS of equipment, freely can debug, to realize best damping buffering effect.
Further, piston is provided with one-way valve, and fluid when piston resets after action of giving in cylinder body arrives another chamber by one-way valve from a side cavity.When resetting after equipment action of giving, oil need not be refluxed by buffer runner, but can be refluxed by bigbore one-way valve, reduces the cushion effect in reseting procedure, is reset to original state faster.
Further, the bottom of chamber and adjusting plug is regulated to be the taper of mating.Buffer runner can be controlled more accurately and pass through sectional area.
Further, buffer runner is provided with the oil hole with ft connection.Oil hole strictly seals at ordinary times, but can open operations such as carrying out filling oil plant when being necessary.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model embodiment.
Embodiment
Below by embodiment, the utility model is described in further detail:
Reference character in Figure of description comprises: cylinder body 1, piston rod 2, piston 3, one-way valve 4, buffer runner 5, oil hole 6, adjustment chamber 7, regulation cock 8.
Embodiment is substantially as shown in Figure 1: cylinder body 1 can need to be fixedly mounted on casting mold numerical control machining shaping according to concrete, then piston rod 2 is connected in the moving system of equipment.Be divided into left cylinder room and right cylinder room by piston 2 in cylinder body 1, piston 3 is provided with bigbore one-way valve 4, and fluid can enter left cylinder room by one-way valve from right cylinder room, when not entering right cylinder room from left cylinder room.
When action of giving, oil plant in cylinder body 1 can only enter right cylinder room by buffer runner 5 from left cylinder room, buffer runner lays respectively at two ends, left and right at the opening of left cylinder room and right cylinder room, left chamber's buffer runner 5 is also provided with and is communicated with outside oil hole 6, and blocked by embolism.
The middle part of buffer runner 5 is provided with and regulates chamber 7, regulate in chamber 7 and be provided with regulation cock 8, regulate the top scyewed joint of chamber 7 and regulation cock 8, its underpart is the taper of form fit, when regulation cock 8 is screwed to bottom, buffer runner 5 is thoroughly blocked, and regulation cock 8 moves up gradually then to regulate in chamber 7 and the sectional area of oil flow warp can be supplied larger.The opening of buffer runner 5 in adjustment chamber 7 lays respectively at bottom it and sidewall.
Above-described is only embodiment of the present utility model, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from the utility model structure, some distortion and improvement can also be made; these also should be considered as protection domain of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.The protection domain that this application claims should be as the criterion with the content of its claim, and the embodiment in specification etc. record the content that may be used for explaining claim.
Claims (4)
1. casting mold equipment anticollision damping oil cylinder, comprise the piston of cylinder body and inside thereof, cylinder body is a seal structure, it is characterized in that, the left chamber of piston both sides is communicated with by buffer runner with right chamber, and buffer runner stage casing is provided with and regulates chamber and adjusting plug, and adjusting plug is scyewed joint with adjustment chamber, the opening of buffer runner in adjustment chamber lays respectively at bottom it and sidewall, and the sectional area of buffer runner is less than the sectional area of cylinder body chamber.
2. casting mold equipment anticollision damping oil cylinder according to claim 1, it is characterized in that: piston is provided with one-way valve, fluid when piston resets after action of giving in cylinder body arrives another chamber by one-way valve from a side cavity.
3. casting mold equipment anticollision damping oil cylinder according to claim 1, is characterized in that: regulate the bottom of chamber and adjusting plug to be the taper of mating.
4. casting mold equipment anticollision damping oil cylinder according to claim 1, is characterized in that: on buffer runner, be provided with the oil hole with ft connection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420632773.7U CN204186859U (en) | 2014-10-29 | 2014-10-29 | Casting mold equipment anticollision damping oil cylinder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420632773.7U CN204186859U (en) | 2014-10-29 | 2014-10-29 | Casting mold equipment anticollision damping oil cylinder |
Publications (1)
Publication Number | Publication Date |
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CN204186859U true CN204186859U (en) | 2015-03-04 |
Family
ID=52618866
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201420632773.7U Expired - Fee Related CN204186859U (en) | 2014-10-29 | 2014-10-29 | Casting mold equipment anticollision damping oil cylinder |
Country Status (1)
Country | Link |
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CN (1) | CN204186859U (en) |
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2014
- 2014-10-29 CN CN201420632773.7U patent/CN204186859U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20150304 Termination date: 20151029 |
|
EXPY | Termination of patent right or utility model |