CN221247642U - High-precision reverse support press-fitting machine - Google Patents
High-precision reverse support press-fitting machine Download PDFInfo
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- CN221247642U CN221247642U CN202323256423.3U CN202323256423U CN221247642U CN 221247642 U CN221247642 U CN 221247642U CN 202323256423 U CN202323256423 U CN 202323256423U CN 221247642 U CN221247642 U CN 221247642U
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- 230000005484 gravity Effects 0.000 abstract description 9
- 238000013461 design Methods 0.000 abstract description 7
- 230000008020 evaporation Effects 0.000 abstract 1
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- 238000004519 manufacturing process Methods 0.000 description 4
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- 230000008859 change Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
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Abstract
The utility model discloses a high-precision reverse support press-fitting machine, which is characterized in that a sensor assembly is used for controlling a cylinder assembly to support press-fitting gravity on a support shaft, press-fitting force is controlled to achieve high precision, meanwhile, a cylinder with strong water resistance in the cylinder assembly can resist water in the environment, the problem of cylinder failure after water evaporation is difficult to occur, in addition, an oil-free bushing is used for jacking the cylinder assembly, and precise contact surfaces are matched among a jacking plate, a stiffening backing plate and a movable cover plate, so that stable movement is realized, and loss caused by friction is avoided; finally, the design of the slider assembly provides additional support between the support shaft and the fixed plate, increasing structural stability.
Description
Technical Field
The utility model relates to the technical field of press-fitting machines, in particular to a high-precision reverse support press-fitting machine.
Background
The engine in the automobile field is the most critical, and the main gear inner bearing cone outer ring pressure equipment in the engine is very common in the automobile engine processing field, but the pressure of the engine is very big compared with the pressure equipment of ordinary machined part, leads to the tray damage of pressure equipment very easily and even leads to more serious personal safety accident. Therefore, transferring the weight of the engine to the main frame and then to the ground is an extremely important step for the press-fitting industry of modern automobile engines. The common processing mode is usually reverse support press fitting, but most of the processing modes are low in precision, low in efficiency, time-consuming, labor-consuming and unsafe, and cannot meet the requirements of high intelligence and production process diversification at present.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide a high-precision reverse support press-fitting machine.
The technical scheme adopted for solving the technical problems is as follows:
The high-precision reverse support press-fitting machine comprises a fixed plate, a large stiffening base plate, a stop pin assembly, a throttle valve, a cylinder assembly, a connecting cable with a socket, an RFID read-write head HF, an inductive proximity switch assembly, a support plate for increasing stability and a guide rail, wherein the large stiffening base plate is arranged on the upper surface of the fixed plate through screws;
The device comprises a fixing plate, a guide rail, a supporting shaft, a tray bottom plate, a limiting block, a quick-change head, a tray, an engine, a sensor component, an RFID (radio frequency identification) tag, a sliding block component and a sliding block component, wherein the fixing plate is arranged on the lower end side of the supporting shaft, is used for fixing the supporting shaft, the supporting shaft penetrates through the fixing plate to the lower side, is parallel to the guide rail, is fixed on the side of the lower end of the supporting shaft, is positioned above the stop pin component, the limiting block is arranged on the side of the supporting shaft, the quick-change head is arranged on the top of the supporting shaft, the tray is fixedly arranged with the quick-change head through a screw, the engine is arranged above the tray, the sensor component and the RFID tag are arranged below the tray, and are positioned on the side of the quick-change head, and the sliding block component is fixedly arranged on the side of one end of the supporting shaft, which penetrates through the fixing plate through the screw;
The jacking cylinder assembly is arranged on the side of the fixed plate;
The device comprises a fixed plate, a fixed rod, a drag chain assembly, a movable rod, a fixed sleeve, a screw rod type electric cylinder, an electric cylinder moving plate, a servo motor, a parallel assembly and an electric cylinder mounting plate, wherein the drag chain assembly is arranged below the fixed plate, the movable rod penetrates through the tail end of the support shaft and is sleeved on the movable rod, the fixed sleeve is matched with the movable rod to be fixedly arranged with the support shaft, the screw rod type electric cylinder is arranged on one side below the fixed plate through screws and is used for fixedly mounting the movable rod, the electric cylinder moving plate is arranged on the surface of the screw rod type electric cylinder, the servo motor is arranged at the bottom of the screw rod type electric cylinder, the parallel assembly is arranged on the servo motor, and the electric cylinder mounting plate is welded on the side of the servo motor and is used for improving the structural stability;
The device also comprises a proximity switch component which is arranged below the fixed plate and is positioned at the side of the servo motor.
Preferably, the sensor assembly comprises a sensor head mounting bracket which is screwed into the bottom of the tray through a stud for fixing, and a GT fixing block and a contact GT sensor which are fixed on the sensor head mounting bracket through screws in sequence.
Preferably, the stop pin assembly includes a pin mounting plate, two pin bosses welded to the pin mounting plate, a dowel pin mounted to the pin bosses, and a round pin covering the dowel pin.
Preferably, the cylinder assembly comprises a cylinder connecting plate, a floating head, a cylinder mounting plate and a water-resistant cylinder.
Preferably, the jacking cylinder assembly comprises a jacking cylinder fixed on a fixed plate through bolts, an oilless bushing arranged on the jacking cylinder, a guide shaft arranged on the oilless bushing, a buffer block and an induction piece arranged at the lower end of the guide shaft, and a jacking plate, a stiffening backing plate and a movable cover plate arranged at the upper end of the guide shaft, wherein the jacking plate is matched with the installation stop pin assembly.
Preferably, the inductive proximity switch assembly includes an inductive mounting block and an inductive proximity switch.
Preferably, the drag chain assembly includes a drag chain fixing plate fixedly mounted with the fixing plate through bolts, a drag chain disposed on the drag chain fixing plate, and a drag chain connecting plate mounted on the chain.
Preferably, the sliding block assembly comprises a sliding block support fixedly mounted with the supporting shaft through bolts and a sliding block mounted in a matched mode with the sliding block support.
Preferably, the proximity switch assembly includes a proximity bracket secured to the mount, and a proximity switch plug and a proximity switch mounted on the proximity bracket.
The beneficial effects of the utility model are as follows:
1. The electric cylinder drives the movable rod to drive the supporting shaft on the fixed sleeve to slide up and down on the guide rail, when the contact GT sensor on the supporting shaft starts to contact the tray, the sensor starts to measure displacement, when the supporting shaft is propped against the bottom of the engine, the sensor stops measuring, and the measuring result is input into the computer to be the value of the vertical sliding of the supporting shaft. The measuring precision is high, the cost is low, the practicability is strong, and the working efficiency is better than that of a common press-fitting machine;
2. The numerical value of the contact GT sensor can also control the cylinder assembly on the middle part of the supporting shaft on the computer to push the supporting plate to support the press-fit gravity on the supporting shaft, the gravity of the supporting plate is transferred to the fixed plate on the frame, and the press-fit gravity of the engine is indirectly transferred to the ground by the fixed plate, so that the problems in the background technology can be effectively solved;
3. When the supporting plate is matched with the supporting shaft, the proximity switch senses whether the matching surfaces of the supporting shaft and the supporting shaft are matched with the same plane, and when the matching surfaces of the supporting shaft and the supporting shaft are matched with the same plane, the proximity switch transmits instructions to the computer to control the air cylinder to stop pushing work, so that the requirements of high intelligentization and production process diversification at present are met.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of a front view of the present utility model;
Fig. 3 is a schematic left-view structure of the present utility model.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to limit the utility model, so that those skilled in the art may better understand the utility model and practice it.
Examples
1-3, A high-precision reverse support press-fitting machine comprises a fixed plate 18, a large stiffening backing plate 17 arranged on the upper surface of the fixed plate 18 through screws, a stop pin assembly 9, a throttle valve 10, a cylinder assembly 11, a connection cable 12 with a socket, an RFID read-write head HF13, an inductive proximity switch assembly 16 and a supporting plate 29 for increasing stability, and a guide rail 7 which is fixed on the outer side of the fixed plate 18 and is vertically arranged;
The automatic quick-change device further comprises a support shaft 5, a tray bottom plate 8, a limiting block 6, a quick-change head 3, a tray 2, an engine 1, a sensor assembly 4 and an RFID tag 14, wherein the support shaft 5 extends to the lower side through a fixing plate 18 and is parallel to the guide rail 7, the tray bottom plate 8 is fixed on the side of the lower end of the support shaft 5 and is positioned above a stop pin assembly 9, the quick-change head 3 is mounted on the top of the support shaft 5, the tray 2 is fixedly mounted with the quick-change head 3 through screws, the engine 1 is mounted above the tray 2, the sensor assembly 4 and the RFID tag 14 are mounted below the tray 2 and are positioned on the side of the quick-change head 3, and a slider assembly 22 is fixedly mounted on the side of one end of the support shaft 5, which penetrates through the fixing plate 18 through screws;
the lifting cylinder assembly 15 is arranged on the side of the fixed plate 18;
The device also comprises a drag chain assembly 19 arranged below the fixed plate 18, a movable rod 21 penetrating through the tail end of the supporting shaft 5, a fixed sleeve 20 sleeved on the movable rod 21 and fixedly arranged in cooperation with the movable rod 21 and the supporting shaft 5, a screw rod type electric cylinder 23 arranged on one side below the fixed plate 18 through screws and used for fixedly arranging the movable rod 21, an electric cylinder moving plate 26 arranged on the surface of the screw rod type electric cylinder 23, a servo motor 25 arranged at the bottom of the screw rod type electric cylinder 23, a parallel assembly 24 arranged on the servo motor 25 and an electric cylinder mounting plate 28 welded on the side of the servo motor 25 and used for improving structural stability;
And a proximity switch assembly 27 mounted below the fixed plate 18 on the side of the servomotor 25.
In this scheme, through the design of components such as fixed plate, backup pad, guide rail and back shaft, guaranteed the structural stability of whole pressure equipment machine, can bear the effect of high pressure and gravity.
In addition, in this scheme, adopt the sensor subassembly to support the epaxial pressure equipment gravity of back shaft to realize the control to the pressure equipment dynamics through control cylinder subassembly, can realize the pressure equipment operation of high accuracy. Through the design such as the prismatic pin and round pin of welding on the keyway and stopper, can adjust the position and the spacing of back shaft in a flexible way, adapt to different pressure equipment demands. Adopt quick change head and tray design for the change of engine becomes convenient and fast, has improved work efficiency. Through the design of jacking cylinder subassembly and tow chain subassembly, can ensure the security in the pressure equipment process, avoid the accident that causes because of unstable or operational environment etc..
In conclusion, the scheme has the advantages of being stable in structure, high in precision, convenient to operate, safe, reliable and the like, and can meet the requirements of high-precision reverse support press fitting.
The sensor assembly 4 comprises a sensor head mounting bracket A30 which is screwed into the bottom of the tray 2 through a stud for fixing, a GT fixing block 31 and a contact GT sensor 32 which are fixed on the sensor head mounting bracket A30 through screws in sequence, wherein the numerical value of the contact GT sensor 32 can control a control cylinder assembly 15 on the middle part of a support shaft 5 on a computer to push a support plate 29 to support the press-fitting gravity on the support shaft 5, the gravity of the support plate 29 is transmitted to a fixing plate 18 on a frame, and the press-fitting gravity of the engine 1 is indirectly transferred to the ground through the fixing plate 18.
In the scheme, the sensor component 4 adopts a contact GT sensor to realize the detection of the force in the press fitting process, and the sensor has the characteristics of high response speed, high precision and high reliability. By using the sensor in combination with the control cylinder assembly 15 and the support plate 29, accurate control and monitoring of the press-fit force can be achieved, thereby improving the production efficiency and product quality of the whole machine.
In addition, various components are adopted in the scheme to ensure the stability and structural strength of the machine, such as a fixed plate 18, a large stiffening pad 17, a supporting plate 29 and the like, and meanwhile, moving parts such as a guide rail 7, a supporting shaft 5 and the like are also arranged, and the components are matched with each other, so that the whole machine can keep high-precision operation in the running process, and has higher stability and reliability.
The stop pin assembly 9 includes a pin mounting plate 36, two pin bosses 35 welded to the pin mounting plate 36, a dowel pin 34 mounted to the pin bosses 35, and a round pin 33 covering the dowel pin 34 (the round pin 33 on one of the dowel pins 34 is a protruding dowel pin 34 and is not shown).
In this solution, the function of the stop pin assembly 9 in the machine is to limit the range of movement of the moving part, ensuring the accuracy of the position and direction control of the moving part. The assembly consists of four parts, namely a pin mounting plate 36, a pin seat 35, a prismatic pin 34 and a round pin 33. The pin mounting plate 36 is fixed to the fixing plate 18 by screws, and the pin boss 35 is welded to the pin mounting plate 36 and serves to fix the edge pin 34. The round pin 33 can cover the edge pin 34 to prevent the edge pin 34 from falling off.
The stop pin assembly in the scheme has the advantages of simple structure, low manufacturing cost, easy maintenance and the like, so that the position and the direction of the moving part of the machine can be accurately controlled, and the accuracy and the performance of the whole machine are improved to a certain extent.
The cylinder assembly 11 includes a cylinder connection plate 37, a floating head 38, a cylinder mounting plate 39, and a water resistant cylinder 40.
In the scheme, the air cylinder assembly 11 consisting of the air cylinder connecting plate 37, the floating head 38, the air cylinder mounting plate 39 and the air cylinder 40 with strong water resistance has a compact structure, occupies small space and is suitable for being mounted in a limited space. The cylinder assembly 11 can accurately control the position and the speed of the moving part according to the control signal, so that accurate movement control is realized, and the operation precision of the machine is improved.
The jacking cylinder assembly 15 includes a jacking cylinder 44 fixed to the fixed plate 18 by bolts, an oilless bushing 45 mounted to the jacking cylinder 44, a guide shaft 46 mounted to the oilless bushing 45, a buffer block 47 and a sensing piece 48 mounted to a lower end of the guide shaft 46, and a jacking plate 41, a stiffening pad 42 and a movable cover plate 43 mounted to an upper end of the guide shaft 46, wherein the jacking plate 41 is cooperatively mounted with the stopper pin assembly 9.
In this arrangement, the lift cylinder 44 provides a reliable lifting force so that the machine moving parts can maintain stable position and movement in the vertical direction. By controlling the operating pressure and flow of the jacking cylinder 44, precise lifting control of moving parts can be achieved, meeting the demands under different conditions.
In this solution, the structural design and connection of the jacking plate 41, the stiffening pad 42 and the removable cover 43 can provide stable support and bearing capacity, suitable for various load requirements. The combination of the oil-free bushing 45 and the guide shaft 46 reduces friction and wear, prolongs the service life of the assembly, and reduces maintenance costs. The design of the buffer block 47 and the sensing piece 48 can effectively absorb and reduce impact force, and improves the safety and reliability of operation.
In summary, the jacking cylinder assembly 15 in this solution has the advantages of high stability, precise control, high bearing capacity, wear resistance, safety, reliability, etc., and can effectively realize vertical lifting of moving parts and provide stable support and control.
The inductive proximity switch assembly 16 includes an inductive mounting block 49 and an inductive proximity switch 50.
In this scheme, the inductive proximity switch 50 adopts the inductance principle, has high sensitivity to the metal or conductive material of the object, and can realize rapid and accurate proximity detection. The inductive proximity switch 50 has a fast response time and can sense the approaching or separating of an object in real time and control the related movement or operation in real time.
The drag chain assembly 19 includes a drag chain fixing plate 51 fixedly mounted with the fixing plate 18 by bolts, a drag chain 52 provided on the drag chain fixing plate 51, and a drag chain connecting plate 53 mounted on the chain 52.
In this embodiment, the drag chain 52 is made of a high-strength material, and has the characteristics of wear resistance, corrosion resistance, aging resistance, etc., and can be used in a severe environment for a long period of time. The drag chain fixing plate 51 and the drag chain connecting plate 53 are fixed on the fixing plate 18 through bolts, so that the installation is firm, and the drag chain fixing plate is not easy to loosen or fall off; the link of the drag chain 52 has high precision of cooperation, can ensure smooth running, and improves the reliability and stability of the machine.
The slider assembly 22 includes a slider bracket 54 fixedly mounted to the support shaft 5 by bolts, and a slider 55 cooperatively mounted to the slider bracket 54. The sliding block component can provide stable support, and vibration and noise in the load movement process are reduced, so that stable operation of the machine in working is ensured.
The proximity switch assembly 27 includes a proximity bracket 56 fixed to the mount 18, and a proximity switch plug 57 and a proximity switch 58 mounted on the proximity bracket 56.
In this scheme, the proximity bracket 56 is firmly installed through the fixing frame 18, and the proximity switch plug 57 and the proximity switch 58 are connected through the plug, so that the installation and the disassembly are very simple and reliable. The proximity switch 58 employs a high sensitivity sensor that can quickly and accurately detect the approach and departure of an object, providing a reliable signal output.
The above-mentioned embodiments of the present utility model are not intended to limit the scope of the present utility model, and the embodiments of the present utility model are not limited thereto, and all kinds of modifications, substitutions or alterations made to the above-mentioned structures of the present utility model according to the above-mentioned general knowledge and conventional means of the art without departing from the basic technical ideas of the present utility model shall fall within the scope of the present utility model.
Claims (9)
1. The utility model provides a high accuracy anti-pressure equipment machine that supports which characterized in that: the device comprises a fixed plate, a large stiffening backing plate, a stop pin assembly, a throttle valve, a cylinder assembly, a connecting cable with a socket, an RFID read-write head HF, an inductive proximity switch assembly, a supporting plate for increasing stability and a guide rail, wherein the large stiffening backing plate is arranged on the upper surface of the fixed plate through screws;
The device comprises a fixing plate, a guide rail, a supporting shaft, a tray bottom plate, a limiting block, a quick-change head, a tray, an engine, a sensor component, an RFID (radio frequency identification) tag, a sliding block component and a sliding block component, wherein the fixing plate is arranged on the lower end side of the supporting shaft, is used for fixing the supporting shaft, the supporting shaft penetrates through the fixing plate to the lower side, is parallel to the guide rail, is fixed on the side of the lower end of the supporting shaft, is positioned above the stop pin component, the limiting block is arranged on the side of the supporting shaft, the quick-change head is arranged on the top of the supporting shaft, the tray is fixedly arranged with the quick-change head through a screw, the engine is arranged above the tray, the sensor component and the RFID tag are arranged below the tray, and are positioned on the side of the quick-change head, and the sliding block component is fixedly arranged on the side of one end of the supporting shaft, which penetrates through the fixing plate through the screw;
The jacking cylinder assembly is arranged on the side of the fixed plate;
The device comprises a fixed plate, a fixed rod, a drag chain assembly, a movable rod, a fixed sleeve, a screw rod type electric cylinder, an electric cylinder moving plate, a servo motor, a parallel assembly and an electric cylinder mounting plate, wherein the drag chain assembly is arranged below the fixed plate, the movable rod penetrates through the tail end of the support shaft and is sleeved on the movable rod, the fixed sleeve is matched with the movable rod to be fixedly arranged with the support shaft, the screw rod type electric cylinder is arranged on one side below the fixed plate through screws and is used for fixedly mounting the movable rod, the electric cylinder moving plate is arranged on the surface of the screw rod type electric cylinder, the servo motor is arranged at the bottom of the screw rod type electric cylinder, the parallel assembly is arranged on the servo motor, and the electric cylinder mounting plate is welded on the side of the servo motor and is used for improving the structural stability;
The device also comprises a proximity switch component which is arranged below the fixed plate and is positioned at the side of the servo motor.
2. The high-precision back-up press of claim 1, wherein: the sensor assembly comprises a sensor head mounting bracket which is screwed into the bottom of the tray through a stud for fixing, a GT fixing block and a contact GT sensor which are fixed on the sensor head mounting bracket through screws in sequence.
3. The high-precision back-up press of claim 1, wherein: the stop pin assembly includes a pin mounting plate, two pin bosses welded to the pin mounting plate, a dowel pin mounted to the pin bosses, and a round pin covering the dowel pin.
4. The high-precision back-up press of claim 1, wherein: the cylinder assembly comprises a cylinder connecting plate, a floating head, a cylinder mounting plate and a cylinder with strong water resistance.
5. The high-precision back-up press of claim 1, wherein: the jacking cylinder assembly comprises a jacking cylinder fixed on a fixed plate through bolts, an oilless bushing arranged on the jacking cylinder, a guide shaft arranged on the oilless bushing, a buffer block and an induction piece arranged at the lower end of the guide shaft, and a jacking plate, a stiffening backing plate and a movable cover plate arranged at the upper end of the guide shaft, wherein the jacking plate is matched with the installation stop pin assembly.
6. The high-precision back-up press of claim 1, wherein: the inductive proximity switch assembly includes an inductive fixed block and an inductive proximity switch.
7. The high-precision back-up press of claim 1, wherein: the drag chain assembly comprises a drag chain fixing plate fixedly mounted with the fixing plate through bolts, a drag chain arranged on the drag chain fixing plate and a drag chain connecting plate mounted on the chain.
8. The high-precision back-up press of claim 1, wherein: the sliding block assembly comprises a sliding block support fixedly mounted with the supporting shaft through bolts and a sliding block mounted in a matched mode with the sliding block support.
9. The high-precision back-up press of claim 1, wherein: the proximity switch assembly comprises a proximity bracket fixed with the fixed frame, and a proximity switch plug and a proximity switch which are arranged on the proximity bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323256423.3U CN221247642U (en) | 2023-11-30 | 2023-11-30 | High-precision reverse support press-fitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323256423.3U CN221247642U (en) | 2023-11-30 | 2023-11-30 | High-precision reverse support press-fitting machine |
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| Publication Number | Publication Date |
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| CN221247642U true CN221247642U (en) | 2024-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323256423.3U Active CN221247642U (en) | 2023-11-30 | 2023-11-30 | High-precision reverse support press-fitting machine |
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| CN (1) | CN221247642U (en) |
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- 2023-11-30 CN CN202323256423.3U patent/CN221247642U/en active Active
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