CN218644673U - Hollow linear guide rail with temperature control capability - Google Patents
Hollow linear guide rail with temperature control capability Download PDFInfo
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- CN218644673U CN218644673U CN202223177344.9U CN202223177344U CN218644673U CN 218644673 U CN218644673 U CN 218644673U CN 202223177344 U CN202223177344 U CN 202223177344U CN 218644673 U CN218644673 U CN 218644673U
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- linear guide
- guide rail
- cooling liquid
- temperature
- sliding block
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Abstract
The utility model discloses a cavity linear guide who possesses control by temperature change ability belongs to linear guide technical field. The hollow linear guide rail comprises a cooling liquid pump station, a temperature sensing device, a linear guide rail, an integrated sliding block and a control box, wherein the integrated sliding block is arranged on the linear guide rail, the two ends of the linear guide rail are respectively connected with an inflow pipeline and an outflow pipeline, the inflow pipeline and the outflow pipeline are both connected with the cooling liquid pump station, and the cooling liquid pump station forms a cooling liquid loop through the inflow pipeline and the outflow pipeline and a cooling channel arranged inside the linear guide rail. The utility model discloses set up cooling channel on linear guide to supply with the coolant liquid for cooling channel through the coolant liquid pump station, and the coolant liquid temperature at linear guide both ends is detected, and the control box can carry out temperature control to recirculated coolant liquid according to coolant liquid temperature difference, avoids taking place the temperature and surpasss the condition that reasonable scope led to the fact the damage to equipment, realizes the purpose to the rapid cooling of linear guide.
Description
Technical Field
The utility model belongs to the technical field of linear guide, especially, cavity linear guide who possesses control by temperature change ability.
Background
The linear guide rail is composed of a guide rail and a sliding block, the motion of the linear guide rail is realized through infinite rolling circulation of steel balls between the guide rail and the sliding block, the friction coefficient of the linear guide rail is one fiftieth of that of the traditional sliding guide, the high positioning precision of equipment can be realized, and the linear guide rail becomes one of core components of mechanical equipment.
In the prior art, the linear guide rail needs to bear a large load in the use process, and the friction heating of the linear guide rail and the sliding block can be caused by high-speed linear motion or high-frequency reciprocating motion. The temperature rise of the guide rail and the slide block can cause the steel balls in the guide rail and the slide block ball channel to thermally expand, so that the rolling friction resistance between the guide rail and the slide block is increased, and the positioning precision of the linear guide rail is influenced; the numerical value of the friction resistance born by the linear guide rail in the motion process can be changed due to the uncontrollable thermal expansion of the guide rail and the steel ball, so that the conditions of unstable operation of equipment and the like can be caused; in addition, lubricating oil exists in the bead channel of the linear guide rail sliding block, the temperature rise and the heat generation of the linear guide rail can accelerate the degradation speed of the lubricating oil, and then the steel ball and the bead channel are abraded, and the service life of the linear guide rail is shortened.
In summary, with the use of the linear guide rail, normal abrasion and pre-pressure loss occur to the steel ball and the ball track, the gap between the steel ball and the ball track is increased, vibration occurs during the operation of the linear guide rail, when the vibration affects the equipment to produce and process, the steel ball or the sliding block needs to be replaced, but the existing equipment does not have equipment for monitoring the temperature and vibration conditions of the linear guide rail, no early warning shutdown of the equipment can be caused, batch waste materials and consumable materials are derived due to processing errors, and the damage of the sliding block can cause impact damage to other mechanisms of the equipment. Therefore, a linear guide rail capable of timely regulating and controlling the use temperature and feeding back abnormal use is urgently needed, and the technical problems are solved.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the hollow linear guide rail with the temperature control capability is provided to solve the problems in the prior art.
The technical scheme is as follows: a hollow linear guide rail with temperature control capability comprises a cooling liquid pump station, a temperature sensing device, a linear guide rail, an integrated sliding block and a control box, wherein the integrated sliding block is arranged on the linear guide rail, two ends of the linear guide rail are respectively connected with an inflow pipeline and an outflow pipeline, the inflow pipeline and the outflow pipeline are both connected with a cooling liquid pump station, and the cooling liquid pump station forms a cooling liquid loop with a cooling channel arranged inside the linear guide rail through the inflow pipeline and the outflow pipeline;
the integrated sliding block is provided with a sensor for detecting the running condition of the integrated sliding block, the output ends of the sensor and the temperature sensing device are connected with a control box, and the control box controls a cooling liquid pump station to supply cooling liquid for a cooling liquid loop according to the feedback of the sensor and the two temperature sensing devices.
Further, the coolant pump station includes coolant liquid bin, the pump body, temperature control module and valve piece, install the valve piece on the coolant liquid bin, the inflow pipeline all connects on the valve piece with the outflow pipeline, install the pump body on the coolant liquid bin for the coolant liquid provides power at the circulation on coolant liquid return circuit, install temperature control module on the coolant liquid bin for cool down to the coolant liquid.
Furthermore, cooling channel's one end and inflow tube coupling, the other end and outflow tube coupling, cooling channel is many branches tubule way structure for increase coolant liquid and linear guide's area of contact.
Furthermore, integrated slider includes slider main part and lubricated oil tank, the slider main part cooperates with linear guide, install lubricated oil tank in the slider main part for linear guide replenishes lubricating oil.
Further, the sensor that is used for detecting self running condition on the integrated slider is installed in the slider main part, the sensor includes vibration sensor and temperature sensor, vibration sensor and temperature sensor's output end all is connected with the control box, vibration sensor is used for detecting the vibration value that the slider main part produced in the use, temperature sensor is used for detecting the temperature value of slider main part operation in-process.
Furthermore, a proportional speed regulating valve is installed on the inflow pipeline, and the opening degree of the proportional speed regulating valve is controlled by the control box.
Has the advantages that: the cooling channel is arranged on the linear guide rail, the cooling liquid is supplied to the cooling channel through the cooling liquid pump station, the temperature of the cooling liquid at the two ends of the linear guide rail is detected, the control box can control the temperature of the circulating cooling liquid according to the temperature difference of the cooling liquid, the condition that the temperature exceeds a reasonable range to damage equipment is avoided, and the purpose of rapidly cooling the linear guide rail is realized; in addition, the vibration and the lubricating oil abnormality of the integrated sliding block can be fed back to the control box in time, and the abnormal working condition is avoided.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a schematic structural diagram of a coolant pump station in the present invention.
Fig. 4 is a schematic view of the internal structure of the linear guide rail of the present invention.
Fig. 5 is a schematic structural diagram of the integrated slider of the present invention.
The reference signs are: 1. a cooling liquid pump station; 11. a coolant storage tank; 12. a pump body; 13. a temperature control module; 14. a valve block; 2. an inflow conduit; 3. a proportional speed regulating valve; 4. a temperature sensing device; 5. a linear guide rail; 51. a cooling channel; 6. an outflow line; 7. an integrated sliding block; 71. a slider body; 72. a lubricating oil tank; 73. a vibration sensor; 74. and a temperature sensor.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.
As shown in fig. 1-2, a hollow linear guide rail with temperature control capability comprises a coolant pump station 1, a temperature sensing device 4, a linear guide rail 5, an integrated slider 7 and a control box, wherein the integrated slider 7 is arranged on the linear guide rail 5, two ends of the linear guide rail 5 are respectively connected with an inflow pipeline 2 and an outflow pipeline 6, the inflow pipeline 2 and the outflow pipeline 6 are both connected with the coolant pump station 1, and the coolant pump station 1 forms a coolant loop with a cooling channel 51 arranged inside the linear guide rail 5 through the inflow pipeline 2 and the outflow pipeline 6.
Wherein, install temperature sensing device 4 respectively on inflow pipeline 2 and the outflow pipeline 6, install the sensor that is used for detecting self running condition on the integrated slider 7, the output of sensor and temperature sensing device 4 all is connected with the control box, and the control box is according to the feedback of sensor and two temperature sensing device 4, and control coolant pump station 1 supplies the coolant liquid for the coolant liquid return circuit.
The in-process of coolant pump station 1 supply with the coolant liquid at coolant liquid loop circulation, take away the heat that linear guide 5 and integrated slider 7 friction produced, the coolant liquid takes away the heat back intensification, the coolant liquid that leads to getting into linear guide 5's the flow linear guide 5 takes place the temperature variation (the temperature sensing device 4 on the flow pipeline 6 and the temperature sensing device 4 on the inflow pipeline 2 gather the coolant liquid temperature respectively, temperature variation obtains through plc in the control box to two sets of coolant liquid temperatures difference), the control box regulates and control the cooling of coolant pump station 1 to the coolant liquid according to temperature variation, and control the flow in coolant liquid loop, change the ability that the coolant liquid cooled to linear guide 5, reach the mesh of cooling to linear guide 5 rapidly.
As shown in fig. 3, the coolant pump station 1 includes a coolant storage tank 11, a pump body 12, a temperature control module 13 and a valve block 14, the valve block 14 is installed on the coolant storage tank 11, the inflow pipeline 2 and the outflow pipeline 6 are both connected to the valve block 14, the pump body 12 is installed on the coolant storage tank 11 and used for providing power for the circulation of the coolant in the coolant loop, and the temperature control module 13 is installed on the coolant storage tank 11 and used for cooling the coolant. The temperature control module 13 is a refrigerating device, and the cooling liquid pump station 1 is regulated and controlled by the control box and conveys cooling liquid with different temperatures to the hollow linear guide rail 5, so that the aim of quickly cooling is fulfilled.
As shown in fig. 1, 2 and 4, the cooling passage 51 has one end connected to the inflow pipe 2 and the other end connected to the outflow pipe 6, and the cooling passage 51 has a multi-branch fine pipe structure for increasing a contact area of the cooling liquid with the linear guide 5. The cooling liquid exchanges heat with the linear guide 5 in the cooling passage 51, and absorbs heat generated by rolling friction between the linear guide 5 and the integrated slider 7. The cooling passage 51 has a special structure to increase the contact area of the cooling liquid with the linear guide 5, thereby improving the cooling efficiency.
As shown in fig. 5, the integrated slider 7 includes a slider main body 71 and a lubricating oil tank 72, the slider main body 71 is engaged with the linear guide 5, and the lubricating oil tank 72 is mounted on the slider main body 71 and is used for supplementing lubricating oil to the linear guide 5. Lubricating-oil tank 72 is the automatic frequency conversion lubricating-oil tank, can real-time supervision slider main part 71 in lubricating oil's in service behavior, according to service behavior replenishment lubricating oil, avoids the lubricated inefficacy to cause linear guide's damage.
As shown in fig. 5, the sensor for detecting the operation condition of the integrated slider 7 is mounted on the slider main body 71, the sensor includes a vibration sensor 73 and a temperature sensor 74, the output ends of the vibration sensor 73 and the temperature sensor 74 are both connected to the control box, the vibration sensor 73 is used for detecting the vibration value generated by the slider main body 71 in the use process, the vibration sensor 73 collects the vibration value generated by the slider main body 71 in the use process, the control box judges whether the linear guide rail 5 and the equipment are in the normal working state according to the vibration value, and can record the time of abnormal vibration for later-period fault analysis, and by continuously monitoring the vibration value, the emergency stop of the equipment can be avoided, and the capacity can be ensured; the temperature sensor 74 is used to detect a temperature value during operation of the slider body 71. The temperature sensor 74 detects the temperature value of the sliding block main body 71 in the operation process, so that the sliding block main body 71 can work within a normal temperature range, and when the temperature of the sliding block main body 71 exceeds the set range of the control box, the device alarms and stops, and damage to the device is avoided.
As shown in fig. 1-2, a proportional speed control valve 3 is installed on the inflow pipe 2, and the opening degree of the proportional speed control valve 3 is controlled by a control box. The opening degree of the proportional speed control valve 3 is continuously adjusted according to the temperature variation to adapt to the cooling requirements of different degrees.
The utility model discloses when using, at first the coolant liquid in temperature control module 13 with coolant liquid bin 11 is adjusted to suitable temperature according to the operating mode, PLC control proportional speed control valve 3 in the control box is opened to initial position, during two temperature sensing device 4 of coolant liquid in inflow pipeline 2 and outflow pipeline 6, coolant liquid temperature data are noted down, temperature value analog quantity that two temperature sensing device 4 will measure and obtain is sent for PLC, two sets of temperature data make the difference and obtain the temperature variation, PLC in the control box carries out PID control to the effective circulation sectional area of proportional speed control valve 3 valve ports in the inflow pipeline 2.
When the temperature variation is large, the temperature control module 13 of the cooling liquid pump station 1 increases the working efficiency, and simultaneously controls the effective flow sectional area of the valve port of the proportional speed regulating valve 3 to increase, and when the analog value is detected to reach a reasonable value, the current state is kept to continuously work.
When the temperature variation is small, the temperature control module 13 of the cooling liquid pump station 1 reduces the working efficiency, and simultaneously controls the effective flow sectional area of the valve port of the proportional speed regulating valve 3 to be reduced.
After the above method is executed, if the temperature variation difference is not detected to be increased, the valve port of the proportional speed control valve 3 can be closed, and the pump body 12 and the temperature control module 13 of the cooling liquid pump station 1 stop working.
In addition, the PLC can judge that when the temperature control module 13 of the cooling liquid pump station 1 is in the working state with the maximum power and the flow speed is regulated to the maximum value by the proportional speed regulating valve 3, and the temperature change is detected to be overlarge, the PLC can send a fault alarm, and a maintenance worker can detect and judge the reason of the abnormal temperature of the hollow linear guide rail 5, so that the influence and the damage of the overhigh temperature of the hollow linear guide rail 5 on equipment are avoided.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical solutions of the present invention can be subjected to various equivalent transformations within the scope of the technical idea of the present invention, and these equivalent transformations all belong to the protection scope of the present invention.
Claims (6)
1. The hollow linear guide rail with the temperature control capability is characterized by comprising a cooling liquid pump station (1), a temperature sensing device (4), a linear guide rail (5), an integrated sliding block (7) and a control box, wherein the integrated sliding block (7) is arranged on the linear guide rail (5), two ends of the linear guide rail (5) are respectively connected with an inflow pipeline (2) and an outflow pipeline (6), the inflow pipeline (2) and the outflow pipeline (6) are both connected with the cooling liquid pump station (1), and the cooling liquid pump station (1) forms a cooling liquid loop with a cooling channel (51) formed in the linear guide rail (5) through the inflow pipeline (2) and the outflow pipeline (6);
the cooling system is characterized in that the inflow pipeline (2) and the outflow pipeline (6) are respectively provided with a temperature sensing device (4), the integrated sliding block (7) is provided with a sensor for detecting the running condition of the integrated sliding block, the output ends of the sensor and the temperature sensing device (4) are connected with the control box, and the control box controls the cooling liquid pump station (1) to supply cooling liquid for the cooling liquid loop according to the feedback of the sensor and the two temperature sensing devices (4).
2. The hollow linear guide rail with the temperature control capability according to claim 1 is characterized in that the cooling liquid pump station (1) comprises a cooling liquid storage tank (11), a pump body (12), a temperature control module (13) and a valve block (14), the valve block (14) is installed on the cooling liquid storage tank (11), the inflow pipeline (2) and the outflow pipeline (6) are both connected to the valve block (14), the pump body (12) is installed on the cooling liquid storage tank (11) and used for providing power for circulation of cooling liquid in a cooling liquid loop, and the temperature control module (13) is installed on the cooling liquid storage tank (11) and used for cooling the cooling liquid.
3. The hollow linear guide rail with temperature control capability according to claim 1, wherein one end of the cooling channel (51) is connected to the inflow pipeline (2), and the other end is connected to the outflow pipeline (6), and the cooling channel (51) has a multi-branch fine pipeline structure for increasing the contact area of the cooling liquid and the linear guide rail (5).
4. The hollow linear guide rail with temperature control capability according to claim 1, wherein the integrated sliding block (7) comprises a sliding block main body (71) and a lubricating oil tank (72), the sliding block main body (71) is matched with the linear guide rail (5), and the lubricating oil tank (72) is mounted on the sliding block main body (71) and used for supplementing lubricating oil to the linear guide rail (5).
5. The hollow linear guide rail with temperature control capability according to claim 4, wherein the sensor for detecting the self-operation condition on the integrated sliding block (7) is installed on the sliding block main body (71), the sensor comprises a vibration sensor (73) and a temperature sensor (74), the output ends of the vibration sensor (73) and the temperature sensor (74) are both connected with the control box, the vibration sensor (73) is used for detecting the vibration value generated by the sliding block main body (71) in the use process, and the temperature sensor (74) is used for detecting the temperature value of the sliding block main body (71) in the operation process.
6. The hollow linear guide rail with temperature control capability according to claim 1, characterized in that a proportional speed regulating valve (3) is installed on the inflow pipeline (2), and the opening degree of the proportional speed regulating valve (3) is controlled by a control box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223177344.9U CN218644673U (en) | 2022-11-29 | 2022-11-29 | Hollow linear guide rail with temperature control capability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223177344.9U CN218644673U (en) | 2022-11-29 | 2022-11-29 | Hollow linear guide rail with temperature control capability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218644673U true CN218644673U (en) | 2023-03-17 |
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ID=85497942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223177344.9U Active CN218644673U (en) | 2022-11-29 | 2022-11-29 | Hollow linear guide rail with temperature control capability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218644673U (en) |
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- 2022-11-29 CN CN202223177344.9U patent/CN218644673U/en active Active
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