CN113618572B - Inner wall polishing and grinding equipment for machining internal combustion engine accessories - Google Patents
Inner wall polishing and grinding equipment for machining internal combustion engine accessories Download PDFInfo
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- CN113618572B CN113618572B CN202111177200.0A CN202111177200A CN113618572B CN 113618572 B CN113618572 B CN 113618572B CN 202111177200 A CN202111177200 A CN 202111177200A CN 113618572 B CN113618572 B CN 113618572B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/006—Machines or devices using grinding or polishing belts; Accessories therefor for special purposes, e.g. for television tubes, car bumpers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
- B24B21/20—Accessories for controlling or adjusting the tracking or the tension of the grinding belt
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses an inner wall polishing and grinding device for machining internal combustion engine accessories, relates to the technical field of internal combustion engine accessory machining, and solves the problems that an existing polishing and grinding device needs to select a corresponding grinding head assembly according to the size of a cylindrical hole of an internal combustion engine accessory, and the polishing and grinding effect on the inner wall of the non-right cylindrical hole is poor. The inner wall polishing and grinding equipment for machining the internal combustion engine fittings comprises a fixing assembly; the fixed bottom plate is fixedly arranged on the working table top. When the device is used, the self-adaptive grinding and polishing mechanism can be driven by the driving mechanism to polish and grind the inner walls of the cylindrical holes of the internal combustion engine accessories, and the self-adaptive grinding and polishing mechanism can be suitable for grinding and polishing the inner walls of the holes with different inner diameters, particularly the inner walls of the non-right cylindrical holes, so that the device is multipurpose and strong in adaptability.
Description
Technical Field
The invention belongs to the technical field of internal combustion engine accessory processing, and particularly relates to an inner wall polishing and grinding device for internal combustion engine accessory processing.
Background
In the case of an internal combustion engine, a heat engine is used to directly convert heat energy emitted from a fuel burned in the engine into power, and an engine on an automobile is an internal combustion engine.
If the application number is: CN201910818577.6 discloses a precision grinding and polishing device, which comprises a base, a holder for holding a workpiece, a grinding disc and a polishing disc, wherein the grinding disc is arranged on the base, the polishing disc is suspended above the grinding disc, the holder is arranged on the grinding disc, rollers are arranged on the holder to enable the workpiece placed on the grinding disc to rotate on the grinding disc, and the polishing disc is further arranged to enable the rotation axis of the polishing disc and the rotation axis of the workpiece to deviate from each other by a certain distance, and at the same time, the polishing disc contacts at least one part of the workpiece. Through the relative position of abrasive disc, polishing dish and work piece and the setting of rotatory processing mode, improve the precision and the machining efficiency of grinding and polishing.
When polishing the inner wall of the cylindrical hole of internal-combustion engine accessory at present, mainly fix the accessory on the workstation through corresponding anchor clamps, polish the inner wall of the cylindrical hole of internal-combustion engine accessory through the burnishing and polishing device, current burnishing and polishing device is when using, need select corresponding grinding head subassembly according to the size in the cylindrical hole of internal-combustion engine accessory, it is more troublesome, the step is loaded down with trivial details, adaptability is relatively poor, and it is relatively poor to the burnishing and polishing effect of the hole inner wall of non-positive cylinder shape, need change numerical control data, the top of the hand degree of difficulty is higher, the practicality is relatively poor.
Therefore, in view of the above, research and improvement are made on the existing structure and defects, and an inner wall polishing and grinding device for machining internal combustion engine accessories is provided, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides an inner wall polishing and grinding device for machining internal combustion engine accessories, which aims to solve the problems that when the existing polishing and grinding device is used, a corresponding grinding head assembly needs to be selected according to the size of a cylindrical hole of the internal combustion engine accessory, the existing polishing and grinding device is troublesome, complicated in steps, poor in adaptability, poor in polishing and grinding effect on the inner wall of the hole which is not in a right cylinder shape, high in difficulty of working on hand and poor in practicability, numerical control data needs to be changed.
The purpose and the effect of the inner wall polishing and grinding equipment for processing the internal combustion engine accessories are achieved by the following specific technical means:
the inner wall polishing and grinding equipment for machining the internal combustion engine fittings comprises a fixing assembly;
the fixing assembly consists of a fixing bottom plate, a supporting upright post and a functional transverse rod, the fixing bottom plate is fixedly arranged on the working table, a processing clamp is fixedly arranged in the middle of the top surface of the fixing bottom plate, the bottom end of the supporting upright post is fixedly connected to the side surface of the fixing bottom plate, one end of the functional transverse rod is fixedly connected to the side surface of the top end of the supporting upright post, and a grinding and polishing assembly is arranged at the other end of the functional transverse rod;
the grinding and polishing component comprises a longitudinal displacement mechanism, a longitudinal linkage mechanism, a driving mechanism and a self-adaptive grinding and polishing mechanism;
the longitudinal linkage mechanism comprises a linkage mounting rod and a positioning block, the linkage mounting rod is inserted into one end of the functional cross rod body, and the positioning block is fixedly connected to the bottom of the linkage mounting rod body;
the driving mechanism comprises a driving motor and a driving rod, the driving motor is fixedly arranged at the top of the rod body of the linkage mounting rod, the rod body of the driving rod is rotatably connected inside the rod body of the linkage mounting rod, the bottom of a rotating shaft of the driving motor is fixedly connected to the top end of the driving rod, and the rod body of the driving rod penetrates through the inside of the positioning block;
self-adaptation grinds polishing mechanism is including bracing piece and tensioning rod, bracing piece and tensioning rod are pegged graft respectively inside two adjacent sides of locating piece.
Further, the self-adaptive grinding and polishing mechanism further comprises:
the bottom of each of the positioning rollers is arranged at one end of each of the support rod and the tension rod, the bottom of each of the driving rods is arranged at the other end of each of the support rod and the tension rod, the driving rods are fixedly connected with the bottom positioning rollers, and the positioning rollers at the bottoms of the support rods and the tension rods are rotatably connected with the bottoms of the rod bodies of the support rods and the tension rods;
and the grinding and polishing belt is arranged outside the three positioning rollers.
Further, the body of rod one end of tensioning lever is equipped with the locating lever of "U" shape, and the body of rod inside of bracing piece is equipped with the constant head tank of rectangular shape, and the locating lever is pegged graft in the inside of constant head tank, and the actuating lever passes the "U" shape body of rod of locating lever, and the bracing piece is located the body of rod outside of locating lever.
Furthermore, the middle position that the tensioning rod is located the locating lever is equipped with the reset control pole, and the reset control pole supports the side at the locating piece, and the body of rod outside of reset control pole has cup jointed the tensioning top spring.
Furthermore, the side surfaces of the positioning block and the supporting rod are respectively provided with a spring tube, the spring tubes of the supporting rod are inserted into the spring tubes of the positioning block, an adaptive top spring is arranged inside each spring tube, and the elasticity of the adaptive top spring is larger than that of the tensioning top spring.
Further, the longitudinal displacement mechanism includes:
the displacement motor is fixedly arranged at the top of the functional cross bar;
and the control cylinder is rotatably connected to the top of one end of the functional cross rod body.
Furthermore, a displacement gear is arranged in the middle of the outer side of the control cylinder body, a driving gear is fixedly mounted at the bottom end of a rotating shaft of the displacement motor, and the displacement gear is meshed with gear teeth of the driving gear for transmission.
Furthermore, the body of rod outside of linkage installation pole is equipped with four transmission grooves, and the contained angle between the adjacent transmission groove is ninety degrees, and the barrel of control section of thick bamboo is inside to be equipped with the transmission sand grip of "ten" font distribution, and the inside at the transmission groove is pegged graft to the transmission sand grip.
Furthermore, the linkage installation rod body is externally provided with threads, a linkage threaded hole is formed in one end of the functional cross rod body, and the linkage installation rod is screwed in the linkage threaded hole through the rod body threads.
Compared with the prior art, the invention has the following beneficial effects:
1. the device self-adaptation grinds polishing mechanism can be under actuating mechanism's drive when using, the inner wall to the cylindrical hole of internal-combustion engine accessory polishes and grinds, and self-adaptation grinds polishing mechanism can adapt to and grinds the polishing to the hole inner wall of different internal diameters size, especially the polishing of non-positive cylindrical hole inner wall, thereby realize a tractor serves several purposes, high adaptability, self-adaptation grinds polishing mechanism and can also reciprocate under longitudinal displacement mechanism and longitudinal linkage mechanism's drive and realize polishing to the upper and lower circulation rotation of the cylindrical hole inner wall of internal-combustion engine accessory, high durability and convenient use, work efficiency improves 30%, the device removes and polishes two sets of systems mutually independently, can the independent control, it is more nimble to use, the flexibility and the practicality of the device have been improved.
2. The self-adaptive grinding and polishing mechanism can adapt to the inner walls of holes with different inner diameters for grinding and polishing, when the self-adaptive grinding and polishing mechanism is in a reset state, the elasticity of the adaptive top spring is larger than that of the tensioning top spring, at the moment, the grinding and polishing belt can be tightly supported outside the three positioning rollers, the tensioning rod cannot be contacted with the positioning rollers at the bottom of the driving rod under the limiting action of the reset control rod, the driving mechanism can drive the grinding and polishing belt to rotate, when the inner wall of the cylindrical hole of the internal combustion engine accessory needs to be polished, the supporting rod only needs to move inwards when the supporting rod is pressed inwards to change the polishing outer diameter of the supporting rod, the tensioning rod always tensions the grinding and polishing belt under the action of the tensioning top spring, so that the grinding and polishing belt cannot slip, at the moment, the self-adaptive grinding and polishing mechanism moves downwards under the action of the longitudinal displacement mechanism and the longitudinal linkage mechanism to loosen the inner wall of the hole of the internal combustion engine accessory, the bracing piece can inseparable support the hole inner wall at the internal-combustion engine accessory through the lapping and polishing area operation under the effect of adaptation top spring this moment, convenient to use is nimble, and the bracing piece also can carry out stable lapping and polishing to non-right cylindrical hole inner wall under the effect of adaptation top spring, the bracing piece also can be stable with the lapping and polishing area when polishing to non-right cylindrical hole inner wall, real-time support the inner wall at the hole and carry out the lapping and polishing, high adaptability, a tractor serves several purposes, all the other lapping and polishing accessories need not to use.
3. Self-adaptation grinds polishing mechanism and can also reciprocate under longitudinal displacement mechanism and longitudinal linkage's drive and realize polishing to the upper and lower circulation rotation of internal-combustion engine accessory cylindrical hole inner wall, the driving gear can drive a control section of thick bamboo through the displacement gear and rotate when displacement motor rotates, a control section of thick bamboo transmission sand grip passes through the transmission recess and drives linkage installation pole rotation when rotating, the screw thread of the linkage installation pole body of rod can drive self-adaptation grinds polishing mechanism and reciprocate under the effect of linkage screw hole, and self-adaptation grinds polishing mechanism and also can follow linkage installation pole through the locating piece and rotate, thereby the inner wall upper and lower circulation rotation of internal-combustion engine accessory cylindrical inner wall removes and grinds the polishing, the polishing effect is good, high work efficiency.
4. The device self-adaptation grinds two sets of systems of removal and polishing of polishing mechanism are independent mutually, and driving motor drives positioning roller and grinds the polishing belt rotation through the actuating lever and realizes the polishing operation, and it is mutual noninterference to polish to the upper and lower circulation rotation of internal-combustion engine accessory cylindrical hole inner wall with vertical displacement mechanism and vertical link gear's drive self-adaptation polishing mechanism, can independently adjust, mutual noninterference, and the flexibility of use is high.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention.
FIG. 3 is a schematic diagram of the disassembled polishing assembly of the present invention.
Fig. 4 is a schematic view of the internal structure of the functional cross bar of the present invention.
Fig. 5 is an enlarged schematic structural view of a portion a in fig. 2 according to the present invention.
Fig. 6 is an enlarged structural view of the portion B in fig. 3 according to the present invention.
FIG. 7 is a schematic view of the inner structure of the present invention when polishing the inner wall of the fitting.
FIG. 8 is a schematic view of the inner structure of the non-right circular cylindrical hole of the present invention when the inner wall of the hole is polished.
Fig. 9 is an enlarged schematic view of the portion C of fig. 8 according to the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a fixing assembly; 101. fixing the bottom plate; 102. supporting the upright post; 103. a functional cross bar; 1031. linkage threaded holes; 2. a longitudinal displacement mechanism; 201. a displacement motor; 202. a control cylinder; 2021. driving the convex strip; 2022. a displacement gear; 3. a longitudinal linkage mechanism; 301. a linkage mounting rod; 3011. a transmission groove; 302. positioning blocks; 4. a drive mechanism; 401. a drive motor; 402. a drive rod; 5. a self-adaptive grinding and polishing mechanism; 501. a support bar; 5011. positioning a groove; 5012. adapting to a top spring; 502. a tension rod; 5021. positioning a rod; 5022. resetting the control rod; 50221. tensioning a top spring; 503. positioning the roller; 504. and grinding the polishing belt.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 9:
the invention provides an inner wall polishing and grinding device for machining internal combustion engine accessories, which comprises a fixing component 1;
the fixed assembly 1 consists of a fixed base plate 101, a supporting upright post 102 and a functional cross rod 103, wherein the fixed base plate 101 is fixedly arranged on a working table, a processing clamp is fixedly arranged in the middle of the top surface of the fixed base plate 101, the bottom end of the supporting upright post 102 is fixedly connected to the side surface of the fixed base plate 101, one end of the functional cross rod 103 is fixedly connected to the side surface of the top end of the supporting upright post 102, and a grinding and polishing assembly is arranged at the other end of the functional cross rod 103;
the grinding and polishing component comprises a longitudinal displacement mechanism 2, a longitudinal linkage mechanism 3, a driving mechanism 4 and a self-adaptive grinding and polishing mechanism 5;
wherein, longitudinal displacement mechanism 2 includes:
the displacement motor 201, the displacement motor 201 is fixedly installed on the top of the functional cross bar 103;
and the control barrel 202 is rotatably connected to the top of one end of the rod body of the functional cross rod 103.
The longitudinal linkage mechanism 3 comprises a linkage mounting rod 301 and a positioning block 302, the linkage mounting rod 301 is inserted into one end of the functional cross rod 103, and the positioning block 302 is fixedly connected to the bottom of the linkage mounting rod 301;
actuating mechanism 4 is including driving motor 401 and actuating lever 402, driving motor 401 fixed mounting is at the body of rod top of linkage installation pole 301, and the body of rod of actuating lever 402 rotates to be connected inside the body of rod of linkage installation pole 301, driving motor 401's pivot bottom fixed connection is on the top of actuating lever 402, and the body of rod of actuating lever 402 passes the inside of locating piece 302, in use, vertical displacement mechanism 2 and vertical link gear 3 can drive self-adaptation grinding polishing mechanism 5 and reciprocate and realize polishing the upper and lower circulation rotation of internal-combustion engine accessory cylindrical hole inner wall, high durability and convenient use, and it is independent mutually to remove and polish two sets of systems of grinding, can independent control, it is more nimble to use.
The driving motor 401 and the displacement motor 201 are electrically connected to an external power supply and a control device, and the specific structure and the working principle thereof are the existing mature technologies, which will not be described herein.
Wherein, the middle part outside the barrel of the control barrel 202 is equipped with the displacement gear 2022, and the fixed mounting of displacement motor 201 pivot bottom has the driving gear, the tooth interlock transmission of displacement gear 2022 and driving gear, in use, the driving gear can drive the control barrel 202 through the displacement gear 2022 and rotate when the displacement motor 201 rotates, the body of rod outside of linkage installation pole 301 is equipped with four transmission recesses 3011, and the contained angle between the adjacent transmission recess 3011 is ninety degrees, the barrel inside of the control barrel 202 is equipped with the transmission sand grip 2021 of "ten" font distribution, and the inside at transmission recess 3011 is pegged graft to transmission sand grip 2021, transmission sand grip 2021 drives linkage installation pole 301 through transmission recess 3011 and rotates when the control barrel 202 rotates.
Wherein, linkage installation pole 301 body of rod outside is equipped with the screw thread, and the inside of the function horizontal pole 103 body of rod one end is equipped with linkage screw hole 1031, linkage installation pole 301 connects in linkage screw hole 1031's inside through body of rod screw thread spiro union, in use, the screw thread of the body of rod can drive self-adaptation grinding and polishing mechanism 5 and reciprocate under linkage screw hole 1031's effect when linkage installation pole 301 rotates, and self-adaptation grinding and polishing mechanism 5 also can follow linkage installation pole 301 through locating piece 302 and rotate, thereby the inner wall of the cylindrical inner wall of internal-combustion engine accessory is circulated rotation from top to bottom and is removed and grind the polishing, polishing effect is good, and work efficiency is high.
The self-adaptive grinding and polishing mechanism 5 comprises a support rod 501 and a tension rod 502, wherein the support rod 501 and the tension rod 502 are respectively inserted into two adjacent side surfaces of the positioning block 302;
the self-adaptive grinding and polishing mechanism 5 further comprises:
the positioning rollers 503 are respectively arranged at the bottoms of the supporting rod 501 and one end of the tensioning rod 502 and at the bottom of the driving rod 402, the driving rod 402 is fixedly connected with the bottom positioning rollers 503, and the positioning rollers 503 at the bottoms of the supporting rod 501 and the tensioning rod 502 are rotatably connected to the bottoms of the rod bodies of the supporting rod 501 and the tensioning rod 502;
the grinding and polishing belt 504 is installed outside the three positioning rollers 503, the adaptive grinding and polishing mechanism 5 can polish and grind the inner walls of the cylindrical holes of the internal combustion engine accessories under the driving of the driving mechanism 4, and the adaptive grinding and polishing mechanism 5 can adapt to grind and polish the inner walls of the holes with different inner diameters, particularly the inner walls of the holes with non-right cylindrical shapes, so that the multifunctional grinding and polishing machine is multipurpose and has strong adaptability.
Wherein, the body of rod one end of tensioning lever 502 is equipped with the locating lever 5021 of "U" shape, and the body of rod inside of bracing piece 501 is equipped with the constant head tank 5011 of rectangular shape, locating lever 5021 is pegged graft in the inside of constant head tank 5011, the "U" shape body of rod that actuating lever 402 passed locating lever 5021, and bracing piece 501 is located the body of rod outside of locating lever 5021, in use, locating lever 5021 can restrict the removal orbit of tensioning lever 502, thereby tensioning lever 502 can be stable use to the tensioning polishing belt 504 tensioning, avoid polishing belt 504 the phenomenon of skidding to appear when using, stable in use.
Wherein, the tensioning lever 502 is provided with a reset control lever 5022 at the middle position of the positioning lever 5021, the reset control lever 5022 abuts against the side of the positioning block 302, the outside of the rod body of the reset control lever 5022 is sleeved with a tensioning top spring 50221, the side of the positioning block 302 and the side of the supporting rod 501 are both provided with spring barrels, the spring barrel of the supporting rod 501 is inserted in the spring barrel of the positioning block 302, the inside of the spring barrel is provided with an adaptive top spring 5012, the elasticity of the adaptive top spring 5012 is larger than that of the tensioning top spring 50221, in use, when the adaptive polishing mechanism 5 is in a reset state, the elasticity of the adaptive top spring 5012 is larger than that of the tensioning top spring 50221, at this time, the polishing belt 504 can be tightly supported outside the three positioning rollers 503, and the tensioning lever 502 can not contact with the positioning roller 503 at the bottom of the driving lever 402 under the limit action of the reset control lever 5022, the driving mechanism 4 can drive the polishing belt 504 to rotate, when the inner wall of a cylindrical hole of an internal combustion engine accessory needs to be polished, the supporting rod 501 moves inwards only by pressing the supporting rod 501 inwards, the polishing outer diameter of the supporting rod 501 is changed, the tensioning rod 502 tensions the polishing belt 504 all the time under the action of the tensioning top spring 50221, so that the polishing belt 504 cannot slip, the polishing belt moves downwards into the inner wall of the hole of the internal combustion engine accessory under the action of the longitudinal displacement mechanism 2 and the longitudinal linkage mechanism 3, the supporting rod 501 can tightly abut against the inner wall of the hole of the internal combustion engine accessory through the polishing belt 504 under the action of the adapting top spring 5012, the use is convenient and flexible, the supporting rod 501 can stably polish the inner wall of the non-right cylindrical hole under the action of the adapting top spring 5012, and the supporting rod 501 can also stably polish the polishing belt 504 when the inner wall of the non-right cylindrical hole is polished, The inner wall of the hole is propped against in real time to be ground and polished, the adaptability is strong, one machine has multiple purposes, and other grinding and polishing accessories are not needed.
In another embodiment, the supporting upright post 102 is designed as a telescopic rod, so that the device can adjust the use height of the self-adaptive grinding and polishing mechanism 5 when in use, thereby being suitable for grinding and polishing the inner walls of internal combustion engine accessories with different heights, and having stronger adaptability.
The specific use mode and function of the embodiment are as follows:
in the invention, an internal combustion engine accessory is fixed by a fixing clamp at the top of a fixed bottom plate 101, the circle center of a cylindrical hole of the accessory is roughly aligned with the circle center of a driving rod 402, a power supply of a displacement motor 201 is started through a control device to move a self-adaptive grinding and polishing mechanism 5 into the hole of the accessory, a driving gear can drive a control barrel 202 to rotate through a displacement gear 2022 when the displacement motor 201 rotates, a transmission convex strip 2021 drives a linkage mounting rod 301 to rotate through a transmission groove 3011 when the control barrel 202 rotates, threads of a rod body of the linkage mounting rod 301 can drive the self-adaptive grinding and polishing mechanism 5 to move up and down under the action of a linkage threaded hole 1031, when the self-adaptive grinding and polishing mechanism 5 is in a reset state, the elastic force of an adaptive top spring 5012 is larger than that of a tensioning top spring 50221, at the moment, a grinding and polishing belt 504 can be tightly supported outside three positioning rollers 503, and a tensioning rod 502 cannot be in contact with the positioning rollers 503 at the bottom of the driving rod 402 under the limiting action of a reset control rod 5022 When the support rod 501 is pressed inwards, the support rod 501 moves inwards to change the polishing outer diameter of the support rod 501, the tensioning rod 502 tensions the polishing belt 504 all the time under the action of the tensioning top spring 50221, so that the polishing belt 504 does not slip, at this time, the longitudinal displacement mechanism 2 and the longitudinal linkage mechanism 3 move downwards to the inner wall of the hole of the internal combustion engine fitting so as to loosen the hand, the support rod 501 can tightly abut against the inner wall of the hole of the internal combustion engine fitting under the action of the adaptive top spring 5012, the adaptive polishing mechanism 5 can perform polishing operation on the inner wall of the hole of the fitting through the polishing belt 504 after the driving motor 401 is started through the control device, the driving motor 401 drives the positioning roller 503 and the polishing belt 504 to rotate through the driving rod 402 to realize polishing operation, as shown in fig. 7, and the support rod 501 can perform stable polishing on the inner wall of the hole of the non-right cylinder under the action of the adaptive top spring 5012, when the inner wall of the non-regular cylindrical hole is ground, the supporting rod 501 can stably and real-timely support the grinding and polishing belt 504 against the inner wall of the hole for grinding and polishing, as shown in fig. 8 and fig. 9, the adaptive grinding and polishing mechanism 5 can move up and down under the drive of the longitudinal displacement mechanism 2 and the longitudinal linkage mechanism 3 to realize the up-and-down circulation autorotation grinding of the inner wall of the cylindrical hole of the internal combustion engine accessory, when the displacement motor 201 rotates, the driving gear can drive the control cylinder 202 to rotate through the displacement gear 2022, when the control cylinder 202 rotates, the transmission convex strip 2021 drives the linkage mounting rod 301 to rotate through the transmission groove 3011, the screw thread of the rod body of the linkage mounting rod 301 can drive the adaptive grinding and polishing mechanism 5 to move up and down under the action of the linkage threaded hole 1031, and the adaptive grinding and polishing mechanism 5 can also rotate along with the linkage mounting rod 301 through the positioning block 302, therefore, the inner wall of the cylindrical inner wall of the internal combustion engine accessory can be circularly rotated up and down to move for grinding and polishing, the two sets of systems of the movement and the polishing and grinding of the self-adaptive grinding and polishing mechanism 5 are independent of each other, the driving motor 401 drives the positioning idler wheel 503 and the grinding and polishing belt 504 to rotate through the driving rod 402 to realize the grinding and polishing operation, the self-adaptive grinding and polishing mechanism 5 is driven by the longitudinal displacement mechanism 2 and the longitudinal linkage mechanism 3 to not interfere with the up and down circular rotation of the inner wall of the cylindrical hole of the internal combustion engine accessory, the self-adaptive grinding and polishing operation can be independently adjusted and not interfere with each other, and the device can be reset through the control device after the grinding is finished and the internal combustion engine accessory can be taken down.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (6)
1. The inner wall polishing and grinding equipment for machining the internal combustion engine fittings is characterized in that: comprises a fixing component (1);
the fixing assembly (1) consists of a fixing bottom plate (101), a supporting upright post (102) and a functional cross rod (103), the fixing bottom plate (101) is fixedly installed on a working table, a machining clamp is fixedly installed in the middle of the top surface of the fixing bottom plate (101), the bottom end of the supporting upright post (102) is fixedly connected to the side surface of the fixing bottom plate (101), one end of the functional cross rod (103) is fixedly connected to the side surface of the top end of the supporting upright post (102), and a grinding and polishing assembly is installed at the other end of the functional cross rod (103);
the grinding and polishing component comprises a longitudinal displacement mechanism (2), a longitudinal linkage mechanism (3), a driving mechanism (4) and a self-adaptive grinding and polishing mechanism (5);
the longitudinal linkage mechanism (3) comprises a linkage mounting rod (301) and a positioning block (302), the linkage mounting rod (301) is inserted into one end of the functional cross rod (103), and the positioning block (302) is fixedly connected to the bottom of the linkage mounting rod (301);
the driving mechanism (4) comprises a driving motor (401) and a driving rod (402), the driving motor (401) is fixedly installed at the top of the rod body of the linkage installation rod (301), the rod body of the driving rod (402) is rotatably connected inside the rod body of the linkage installation rod (301), the bottom of a rotating shaft of the driving motor (401) is fixedly connected to the top end of the driving rod (402), and the rod body of the driving rod (402) penetrates through the inside of the positioning block (302);
the self-adaptive grinding and polishing mechanism (5) comprises a supporting rod (501) and a tensioning rod (502), wherein the supporting rod (501) and the tensioning rod (502) are respectively inserted into two adjacent side surfaces of the positioning block (302);
a U-shaped positioning rod (5021) is arranged at one end of the rod body of the tensioning rod (502), a strip-shaped positioning groove (5011) is formed in the rod body of the supporting rod (501), the positioning rod (5021) is inserted into the positioning groove (5011), the driving rod (402) penetrates through the U-shaped rod body of the positioning rod (5021), and the supporting rod (501) is located on the outer side of the rod body of the positioning rod (5021);
a reset control rod (5022) is arranged in the middle of the tensioning rod (502) located on the positioning rod (5021), the reset control rod (5022) abuts against the side face of the positioning block (302), and a tensioning top spring (50221) is sleeved outside a rod body of the reset control rod (5022);
the side surfaces of the positioning block (302) and the supporting rod (501) are both provided with spring barrels, the spring barrels of the supporting rod (501) are inserted into the spring barrels of the positioning block (302), an adaptive top spring (5012) is arranged inside the spring barrels, and the elastic force of the adaptive top spring (5012) is larger than that of the tensioning top spring (50221).
2. An inner wall polishing and grinding apparatus for machining an internal combustion engine fitting according to claim 1, wherein: the self-adaptive grinding and polishing mechanism (5) further comprises:
the positioning roller (503) is arranged at the bottom of one end of the support rod (501) and one end of the tension rod (502) of the positioning roller (503), the bottom of the drive rod (402) is respectively provided with one positioning roller, the drive rod (402) is fixedly connected with the bottom positioning roller (503), and the positioning rollers (503) at the bottoms of the support rod (501) and the tension rod (502) are rotatably connected with the bottoms of one ends of the rod bodies of the support rod (501) and the tension rod (502);
an abrasive polishing belt (504), wherein the abrasive polishing belt (504) is arranged outside the three positioning rollers (503).
3. An inner wall polishing and grinding apparatus for machining an internal combustion engine fitting according to claim 1, wherein: the longitudinal displacement mechanism (2) comprises:
the displacement motor (201), the displacement motor (201) is fixedly installed on the top of the functional cross bar (103);
the control cylinder (202), the control cylinder (202) is connected to the top of one end of the rod body of the functional cross rod (103) in a rotating mode.
4. An inner wall polishing and grinding apparatus for machining an internal combustion engine fitting according to claim 3, wherein: the middle part of the outer side of the cylinder body of the control cylinder (202) is provided with a displacement gear (2022), the bottom end of a rotating shaft of the displacement motor (201) is fixedly provided with a driving gear, and the displacement gear (2022) is meshed with gear teeth of the driving gear for transmission.
5. An inner wall polishing and grinding apparatus for machining an internal combustion engine fitting according to claim 1, wherein: the linkage mounting rod (301) is characterized in that four transmission grooves (3011) are formed in the outer portion of the rod body, included angles between adjacent transmission grooves (3011) are ninety degrees, transmission convex strips (2021) distributed in a cross shape are arranged in the control barrel (202), and the transmission convex strips (2021) are inserted into the transmission grooves (3011).
6. An inner wall polishing and grinding apparatus for machining an internal combustion engine fitting according to claim 5, wherein: the outside of the rod body of the linkage mounting rod (301) is provided with threads, the inside of one end of the rod body of the functional cross rod (103) is provided with a linkage threaded hole (1031), and the linkage mounting rod (301) is screwed in the linkage threaded hole (1031) through the rod body threads.
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| CN202111177200.0A CN113618572B (en) | 2021-10-09 | 2021-10-09 | Inner wall polishing and grinding equipment for machining internal combustion engine accessories |
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| CN202111177200.0A CN113618572B (en) | 2021-10-09 | 2021-10-09 | Inner wall polishing and grinding equipment for machining internal combustion engine accessories |
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| CN113618572B true CN113618572B (en) | 2021-12-07 |
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