CN212760438U - Metal ring expands processing with round machine that rises - Google Patents
Metal ring expands processing with round machine that rises Download PDFInfo
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- CN212760438U CN212760438U CN202021643205.9U CN202021643205U CN212760438U CN 212760438 U CN212760438 U CN 212760438U CN 202021643205 U CN202021643205 U CN 202021643205U CN 212760438 U CN212760438 U CN 212760438U
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Abstract
A circular expansion machine for expansion processing of a metal circular ring comprises a fixed platform, a micro-control oil cylinder and a fan-shaped circular expansion assembly, wherein a peripheral fixed frame of the fixed platform is arranged on the ground of the top of a pit of a ground foundation pit, the middle part of the fixed platform is coaxial and fixedly sleeved on a main control oil cylinder, and a plurality of guide grooves which take a cone pull rod as an axis and are dispersed to the periphery of the fixed platform are uniformly distributed and formed on the top surface of the fixed platform; the inner walls of the guide grooves, which are close to one end of the periphery of the fixed platform, are fixedly provided with micro-control oil cylinders which are horizontally and centripetally arranged, and the guide grooves are internally and radially connected with the fan-shaped circle expanding assemblies in a sliding manner; the inner rings of the fan-shaped circle expanding assemblies are connected with the outer wall of the cone pull rod in a sliding fit mode, and the outer rings of the fan-shaped circle expanding assemblies are fixedly connected with the output end of the micro-control oil cylinder. The circle expanding machine can adjust the circle expanding amplitude, can accurately control the circle expanding precision, can effectively control the error, and is widely suitable for the circle expanding processing of high-precision metal rings.
Description
Technical Field
The utility model relates to the technical field of machining, concretely relates to metal ring expands processing with circle machine that rises.
Background
At present, a metal ring expansion machine is mostly adopted in the process of metal ring expansion, the metal ring is sleeved on the metal ring expansion machine, and then a hydraulic cylinder drives a circular expansion module in the metal ring expansion machine to slide radially, so that the metal ring is expanded from the inside. The working principle of the circular expanding machine in the prior art is basically the same, and the difference between the circular expanding machines is mainly that on the aspect of control precision, the error of the circular expanding machine is generally controlled to be about 1-2 mm, and the circular expanding machine is only suitable for circular expanding processing of metal rings with low precision requirements, and for the metal rings with high precision requirements, the metal rings stretched by the circular expanding machine with low precision still have certain ovality and cannot meet the actual precision requirements; and limited by the taper of the taper rod, the circle expanding amplitude of the circle expanding machine is greatly limited, and the larger the circle expanding amplitude is, the lower the precision is.
Therefore, how to adopt a circle expanding machine to adjust the circle expanding amplitude and ensure the circle expanding precision is a problem to be solved urgently by the technical personnel in the field.
Through published patent searches, the following comparison documents were found:
a circle expanding system and a circle expanding machine control system (CN207255072U) disclose the circle expanding system and the circle expanding machine control system. This round system that rises includes: the circle expanding component and a driving mechanism are used for driving the circle expanding component to expand the circle of the steel ring; displacement control assembly to and rise circular knitting machine electrical system. Through the arrangement of the displacement control assembly on the driving mechanism and the accurate control of the PLC and the computer, the displacement precision of the driving mechanism is accurately controlled, the round expansion error is controlled to be 0-0.2 mm, the precision of the round expansion system is greatly improved, the error is reduced, and the production efficiency is improved.
Through analysis, the technical scheme and the realization function of the patent are different from those of the application, so that the novelty of the application is not influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's weak point, provide a metal ring inflation processing is with circle machine that rises, should rise the adjustable circle range that rises of circle machine to but the circular precision that rises of accurate control, the error can be effectively controlled, extensively is applicable to the processing of the circle that rises of high accuracy metal ring.
A kind of metal ring expands and processes and uses the round machine of expanding, including the master control cylinder set up in the foundation ditch of the ground vertically, the free end of the piston rod of the master control cylinder is fitted with the cone tie rod extending upwards vertically coaxially fixedly, expand the round machine also include fixed platform, micro-control cylinder and fan-shaped expand round assembly, wherein the peripheral fixed mount of the fixed platform is set up on the ground of pit top of the foundation ditch of the ground, the middle part of the fixed platform is coaxial and fixed and fitted on master control cylinder, and equipartition makes a plurality of guide grooves taking cone tie rod as axle center and dispersing to the periphery of the fixed platform on the top surface of the fixed platform; the inner walls of the guide grooves, which are close to one end of the periphery of the fixed platform, are fixedly provided with micro-control oil cylinders which are horizontally and centripetally arranged, and the guide grooves are internally and radially connected with the fan-shaped circle expanding assemblies in a sliding manner; the inner rings of the fan-shaped circle expanding assemblies are connected with the outer wall of the cone pull rod in a sliding fit mode, and the outer rings of the fan-shaped circle expanding assemblies are fixedly connected with the output end of the micro-control oil cylinder.
The fan-shaped round expanding assembly comprises a plurality of guide sliding blocks which slide in the guide grooves, and fan-shaped cushion blocks are fixedly connected to the top surfaces of the guide sliding blocks through bolts; the fan-shaped cushion blocks comprise inner ring cushion blocks and outer ring cushion blocks, wherein fan-shaped shovels for vertically supporting the workpiece to be expanded are fixedly arranged at the lower parts of the peripheries of the outer ring cushion blocks; the outer peripheral side wall of the inner ring cushion block is connected with the inner peripheral side wall of the outer ring cushion block in a jacking and supporting mode, and an inclined surface matched with the angle of the outer wall of the cone pull rod is formed on the inner peripheral side wall of the inner ring cushion block.
Moreover, a connecting pipe which extends downwards is coaxially and fixedly arranged in the middle of the fixed platform, the bottom end of the connecting pipe is coaxially and fixedly connected with the main control oil cylinder, the middle of the connecting pipe upwards penetrates through a piston rod and a cone pull rod of the main control oil cylinder, and a plurality of travel switches which limit the maximum displacement of the piston rod are arranged on the inner wall of the connecting pipe at intervals; and a displacement sensor is fixedly connected to the free end of the piston rod, and the detection end of the displacement sensor is fixedly connected with the main control oil cylinder.
And the displacement sensor, the travel switch, the oil circuit controller of the main control oil cylinder and the oil circuit controller of the micro control oil cylinder are all connected with the MCK-Z intelligent control display instrument.
The utility model has the advantages and the technical effect as follows:
the utility model discloses a metal ring expands to process and uses round machine that rises, provide the lift power for the cone pull rod through the master control hydro-cylinder, and by the inclined plane sliding fit of cone pull rod outer wall and inner ring cushion, provide radial supporting force for the fan-shaped circle subassembly that rises, and then provide the circle power that rises for metal ring; radial sliding guide is provided for the guide sliding blocks through the guide grooves, the guide sliding blocks in the guide grooves are respectively used for supporting the outer ring cushion blocks and the inner ring cushion blocks, and the circle expanding amplitude can be controlled by increasing the number of the guide sliding blocks and the number of the outer ring cushion blocks and the inner ring cushion blocks; the multiple fan-shaped circle expanding assemblies distributed on the top surface of the fixed platform in a surrounding manner can be subjected to circle expanding independent control and reset control through the micro-control oil cylinder so as to improve the circle expanding precision; the to-be-expanded circular metal ring is sleeved on the outer wall of a circular area formed by the surrounding of the outer ring cushion blocks, and the fan-shaped shovel supports the to-be-expanded circular metal ring in the gravity direction, so that the bottom of the circular metal ring is prevented from being scratched by the edge at the top of the guide groove; and finally, detecting the stroke of the piston rod of the main control oil cylinder in real time through a displacement sensor, and limiting the maximum stroke of the piston rod through a stroke switch to prevent the oil cylinder from jacking.
The utility model discloses a metal ring inflation processing is with round machine that rises, adjustable circle range that rises, but the accurate control circle precision that rises, the error can obtain effective control, extensively is applicable to the processing of the circle that rises of high accuracy metal ring, is a metal ring inflation processing with round machine that rises that has higher creativity.
Drawings
Fig. 1 is a half sectional view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 1;
in the figure: 1-micro-control oil cylinder; 2-a guide slide block; 3-outer ring cushion block; 4-a fixed platform; 5-inner ring cushion blocks; 6-a conical pull rod; 7-inclined plane; 8-a piston rod; 9-a displacement sensor; 10-a ground foundation pit; 11-a sector shovel; 12-a connecting tube; 13-a main control oil cylinder; 14-a travel switch; 15-metal ring; 16-guide groove.
Detailed Description
For further understanding of the contents, features and effects of the present invention, the following embodiments will be exemplified in conjunction with the accompanying drawings. It should be noted that the present embodiment is illustrative, not restrictive, and the scope of the invention should not be limited thereby.
A kind of metal ring 15 expands and processes and uses the round machine of expanding, including the master control cylinder 13 set in ground foundation ditch 10 vertically, the free end of the piston rod 8 of the master control cylinder is fixed with the cone pull rod 6 extending upwards vertically coaxially, expand the round machine also include fixed platform 4, micro-control cylinder 1 and fan-shaped expand round assembly, wherein the peripheral fixed mount of the fixed platform is set up on the ground of pit top of the ground foundation ditch, the middle part of the fixed platform is coaxial and fixed and installed on master control cylinder, and equipartition has multiple guide grooves 16 taking cone pull rod as axle center and dispersing to the periphery of the fixed platform on the top surface of the fixed platform; the inner walls of the guide grooves, which are close to one end of the periphery of the fixed platform, are fixedly provided with micro-control oil cylinders which are horizontally and centripetally arranged, and the guide grooves are internally and radially connected with the fan-shaped circle expanding assemblies in a sliding manner; the inner rings of the fan-shaped circle expanding assemblies are connected with the outer wall of the cone pull rod in a sliding fit mode, and the outer rings of the fan-shaped circle expanding assemblies are fixedly connected with the output end of the micro-control oil cylinder.
The fan-shaped round expanding assembly comprises a plurality of guide sliding blocks 2 which slide in the guide grooves, and fan-shaped cushion blocks are fixedly connected to the top surfaces of the guide sliding blocks through bolts; the fan-shaped cushion block comprises an inner ring cushion block 5 and an outer ring cushion block 3, wherein the lower part of the periphery of the outer ring cushion block is fixedly provided with a fan-shaped shovel 11 for vertically supporting a workpiece to be expanded; the outer peripheral side wall of the inner ring cushion block is connected with the inner peripheral side wall of the outer ring cushion block in a supporting and pressing mode, and an inclined surface 7 matched with the angle of the outer wall of the cone pull rod is formed on the inner peripheral side wall of the inner ring cushion block.
Moreover, a connecting pipe 12 extending downwards is coaxially and fixedly arranged in the middle of the fixed platform, the bottom end of the connecting pipe is coaxially and fixedly connected with the main control oil cylinder, the middle of the connecting pipe upwards penetrates through a piston rod and a cone pull rod of the main control oil cylinder, and a plurality of travel switches 14 for limiting the maximum displacement of the piston rod are arranged on the inner wall of the connecting pipe at intervals; the free end of the piston rod is fixedly connected with a displacement sensor 9, and the detection end of the displacement sensor is fixedly connected with the main control oil cylinder.
And the displacement sensor, the travel switch, the oil circuit controller of the main control oil cylinder and the oil circuit controller of the micro control oil cylinder are all connected with the MCK-Z intelligent control display instrument.
Additionally, the utility model discloses preferably, displacement sensor, travel switch, master control cylinder's oil circuit controller, micro-control cylinder's oil circuit controller and MCK-Z intelligent control display instrument all adopt the ripe product among the prior art, and wherein displacement sensor adopts MCW-L/D molded lines displacement sensor.
In order to more clearly describe the embodiments of the present invention, an example is provided below:
the utility model discloses a metal ring expands and processes uses round machine that rises, need to suit the metal ring on the outer wall of the area enclosed by a plurality of outer loop cushion blocks before the round processing rises, the bottom of the metal ring is supported by the fan-shaped shovel is vertical; in the process of expanding the circle, the main control oil cylinder drives the cone pull rod to move downwards, the side wall of the cone pull rod pushes the inclined surface of the inner ring cushion block and applies radial expansion force to the inner ring cushion block, and the inner ring cushion block is in supporting contact with the inner ring cushion block and penetrates the radial expansion force to cause the outer ring cushion block to be on, and finally the metal ring is driven to expand in an annular shape; in the expansion process, an MCW-L/D type linear displacement sensor, namely a differential variable pressure type displacement sensor, is fixed with a main control oil cylinder, the displacement sensor is driven to move by a piston rod of the main control oil cylinder, and the displacement sensor converts mechanical energy of linear movement into electric energy and transmits the electric energy to an MCK-Z intelligent control display instrument. Because the parameters are set on the intelligent control instrument in advance, the main control oil cylinder automatically resets when the displacement sensor reaches the set parameters; a travel switch is added as a safety measure (preventing the oil cylinder from jacking); and finally, the radial displacement of each fan-shaped circle expanding assembly is controlled through the micro-control oil cylinder, the reset supporting force is provided for each fan-shaped circle expanding assembly, the circle expanding machining precision is effectively improved, and the circle expanding machining range is controlled by increasing and decreasing the number of inner ring cushion blocks and outer ring cushion blocks of each fan-shaped circle expanding assembly.
The utility model discloses do not state the part and be applicable to prior art.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (4)
1. The utility model provides a processing of metal ring inflation is with circle machine that rises, includes the vertical main control hydro-cylinder that sets firmly in ground foundation ditch, the coaxial cone pull rod that upwards extends that is equipped with of free end of this main control hydro-cylinder piston rod, its characterized in that: the circle expanding machine also comprises a fixed platform, a micro-control oil cylinder and a fan-shaped circle expanding assembly, wherein a peripheral fixed frame of the fixed platform is arranged on the ground of the pit top of the ground foundation pit, the middle part of the fixed platform is coaxial and fixedly sleeved on the main control oil cylinder, and a plurality of guide grooves which take the cone pull rod as an axis and are dispersed to the periphery of the fixed platform are uniformly distributed and formed on the top surface of the fixed platform; the inner walls of the guide grooves, which are close to one end of the periphery of the fixed platform, are fixedly provided with micro-control oil cylinders which are horizontally and centripetally arranged, and the guide grooves are internally and radially connected with fan-shaped circle expanding assemblies in a sliding manner; the inner rings of the fan-shaped circle expanding assemblies are connected with the outer wall of the cone pull rod in a sliding fit mode, and the outer rings of the fan-shaped circle expanding assemblies are fixedly connected with the output end of the micro-control oil cylinder.
2. The ring expander according to claim 1, wherein: the fan-shaped circle expanding assembly comprises a plurality of guide sliding blocks which slide in the guide grooves, and fan-shaped cushion blocks are fixedly connected to the top surfaces of the guide sliding blocks through bolts; the fan-shaped cushion blocks comprise inner ring cushion blocks and outer ring cushion blocks, wherein fan-shaped shovels for vertically supporting the workpiece to be expanded are fixedly arranged at the lower parts of the peripheries of the outer ring cushion blocks; the outer peripheral side wall of the inner ring cushion block is connected with the inner peripheral side wall of the outer ring cushion block in a supporting and pressing mode, and an inclined surface matched with the angle of the outer wall of the cone pull rod is formed on the inner peripheral side wall of the inner ring cushion block.
3. The ring expander according to claim 1, wherein: a connecting pipe which extends downwards is coaxially and fixedly arranged in the middle of the fixed platform, the bottom end of the connecting pipe is coaxially and fixedly connected with the main control oil cylinder, the middle of the connecting pipe upwards penetrates through a piston rod and a cone pull rod of the main control oil cylinder, and a plurality of travel switches which limit the maximum displacement of the piston rod are arranged on the inner wall of the connecting pipe at intervals; and a displacement sensor is fixedly connected to the free end of the piston rod, and the detection end of the displacement sensor is fixedly connected with the main control oil cylinder.
4. The ring expander according to claim 3, wherein: the displacement sensor, the travel switch, the oil circuit controller of the main control oil cylinder and the oil circuit controller of the micro control oil cylinder are all connected with the MCK-Z intelligent control display instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021643205.9U CN212760438U (en) | 2020-08-10 | 2020-08-10 | Metal ring expands processing with round machine that rises |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021643205.9U CN212760438U (en) | 2020-08-10 | 2020-08-10 | Metal ring expands processing with round machine that rises |
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| CN212760438U true CN212760438U (en) | 2021-03-23 |
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| CN202021643205.9U Active CN212760438U (en) | 2020-08-10 | 2020-08-10 | Metal ring expands processing with round machine that rises |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117884526A (en) * | 2024-03-18 | 2024-04-16 | 中国重型机械研究院股份公司 | Multi-cylinder balance-driven annular forging bulging device and bulging method |
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2020
- 2020-08-10 CN CN202021643205.9U patent/CN212760438U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117884526A (en) * | 2024-03-18 | 2024-04-16 | 中国重型机械研究院股份公司 | Multi-cylinder balance-driven annular forging bulging device and bulging method |
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