CN117324920A - Valve guide dismounting device - Google Patents
Valve guide dismounting device Download PDFInfo
- Publication number
- CN117324920A CN117324920A CN202311230860.XA CN202311230860A CN117324920A CN 117324920 A CN117324920 A CN 117324920A CN 202311230860 A CN202311230860 A CN 202311230860A CN 117324920 A CN117324920 A CN 117324920A
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- Prior art keywords
- shell
- rotating
- valve guide
- push rod
- fixedly connected
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- 238000001125 extrusion Methods 0.000 claims abstract description 40
- 230000006835 compression Effects 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses a valve guide dismounting device, which relates to the technical field of dismounting equipment and comprises the following components: the support frame, the template, the extrusion shell, the dismounting mechanism and the positioning mechanism, wherein the template comprises a first vertical plate, a second vertical plate and a bottom plate, and the middle part of the second vertical plate is fixedly connected with a first electric push rod; the extrusion shell is arranged on the top surface of the bottom plate and fixedly connected with the output end of the first electric push rod, and the extrusion shell and the first vertical plate are used for clamping and fixing a cylinder cover placed on the bottom plate; the disassembly mechanism is arranged at the top of the extrusion shell and comprises a pushing rod, and the pushing rod is used for extruding and disassembling the valve guide pipe on the cylinder cover; the positioning mechanism is arranged between the extrusion shell and the dismounting mechanism, can drive the dismounting mechanism to move along the direction perpendicular to the connecting line of the first vertical plate and the first vertical plate, can adjust the height and the inclination angle of the push rod, is convenient to dismount and mount, and can quickly dismount valve guide pipes on cylinder covers of different specifications, and the use is more convenient.
Description
Technical Field
The invention relates to the technical field of dismounting equipment, in particular to a valve guide dismounting device.
Background
The valve guide is a guide device of a valve of a vehicle engine and is used for ensuring that the valve does reciprocating linear motion. The valve guide is usually in interference fit with the cylinder cover, so that the valve guide is difficult to detach from the cylinder cover, and the valve guide needs to be detached and replaced when the valve guide is damaged. The existing valve guide pipe dismounting mode is generally that a valve guide pipe is knocked by a hammer matched with a punch, but the valve guide pipe is dismounted, the mode is complex and labor-consuming, the operation is inconvenient, the working efficiency is low, and the problems that the punch is positioned inaccurately, stressed deviates from an axis and the like easily occur during knocking, so that the condition that a cylinder cover and the valve guide pipe are damaged due to collision is easily caused.
Disclosure of Invention
The invention aims to provide a valve guide pipe dismounting device which solves the problems in the prior art, is convenient to dismount and mount, can be used for rapidly dismounting valve guide pipes on cylinder covers with different specifications, and is more convenient to use.
In order to achieve the above object, the present invention provides the following solutions:
the invention provides a valve guide dismounting device, comprising: the support frame, template, extrusion shell, detaching mechanism and positioning mechanism, template includes first riser, second riser and bottom plate, the bottom plate fixed set up in the top of support frame, first riser with the second riser set up respectively in the both ends of bottom plate, the middle part fixedly connected with first electric putter of second riser; the extrusion shell is arranged on the top surface of the bottom plate and fixedly connected with the output end of the first electric push rod, the first electric push rod can drive the extrusion shell to slide between the first vertical plate and the second vertical plate, the side wall, close to the first vertical plate, of the extrusion shell is an extrusion plate, and the extrusion plate and the first vertical plate are used for clamping and fixing a cylinder cover arranged on the bottom plate; the disassembly mechanism is arranged at the top of the extrusion shell and comprises a pushing rod, and the pushing rod is used for contacting with a valve guide pipe on the cylinder cover and pushing the valve guide pipe to be separated from the cylinder cover; the positioning mechanism is arranged between the extrusion shell and the dismounting mechanism, can drive the dismounting mechanism to move along the direction perpendicular to the connecting line of the first vertical plate and the first vertical plate, and can adjust the height and the inclination angle of the pushing rod.
Preferably, the positioning mechanism comprises a transverse moving device, a rotating device, a lifting device and an angle adjusting device, wherein the transverse moving device is in sliding connection with the extrusion shell in the direction perpendicular to the connecting line of the first vertical plate and the first vertical plate, the rotating device is arranged at the top of the transverse moving device and is in rotating connection with the transverse moving device, the angle adjusting device is hinged with the rotating device, the lifting device is in sliding connection with the angle adjusting device, and the top of the lifting device is fixedly connected with the dismounting mechanism.
Preferably, the lateral shifting device comprises a fixed shell and a sliding block, a sliding through hole is formed in the top of the fixed shell, the extending direction of the sliding through hole is perpendicular to the connecting line direction of the first vertical plate and the second vertical plate, the sliding block is slidably connected in the sliding through hole, and the top of the sliding block is fixedly connected with the rotating device.
Preferably, the rotating device comprises a circular shell, a first motor and a rotating plate, wherein the circular shell is arranged at the top of the fixed shell and is fixedly connected with the top of the sliding block, the first motor is fixedly arranged in the circular shell, an output shaft of the first motor and the circular shell are coaxially arranged, the rotating plate is fixedly connected with the output shaft of the first motor and is coaxially arranged with the output shaft of the first motor, the edge of the rotating plate is slidably connected with the side wall of the circular shell, and the angle adjusting device is arranged at the top of the rotating plate.
Preferably, the angle adjusting device comprises a rotating shell, a second electric push rod, a first rotating seat, a second rotating seat and a third rotating seat, wherein the rotating shell is hinged to the rotating plate through the first rotating seat, the fixed end of the second electric push rod is hinged to the rotating plate through the second rotating seat, and the movable end of the second electric push rod is hinged to one end of the rotating shell away from the first rotating seat through the third rotating seat.
Preferably, the lifting device comprises a third electric push rod and a supporting rod, one end of the supporting rod is used for being fixedly connected with the dismounting mechanism, the other end of the supporting rod is used for extending into the rotating shell and is in sliding connection with the rotating shell, the supporting rod extends into one end of the rotating shell, a placing groove is formed in the one end of the supporting rod, the fixed end of the third electric push rod is fixedly connected with the bottom wall of the rotating shell, the movable end of the third electric push rod is fixedly connected with the bottom wall of the placing groove, and the third electric push rod can push the supporting rod to slide along the rotating shell.
Preferably, the dismounting mechanism comprises a rectangular shell and a fourth electric push rod, the rectangular shell is fixedly connected with the support rod, a round hole is formed in one end of the rectangular shell, the fixed end of the fourth electric push rod is fixedly connected with one end of the rectangular shell, which is far away from the round hole, the movable end of the fourth electric push rod is fixedly connected with the push rod, and one end of the push rod, which is far away from the fourth electric push rod, is used for penetrating through the round hole and propping up the valve guide pipe.
Preferably, the dismounting mechanism further comprises a plurality of round tubes and a connecting device, each round tube is sleeved on the outer side of the pushing rod in sequence, and each round tube can be fixedly connected with the pushing rod from inside to outside through the connecting device in sequence.
Preferably, the connecting device comprises a compression spring, a limiting block and a pushing device, a connecting groove is formed in the outer side wall of the pushing rod, a first connecting hole is formed in the position, corresponding to the connecting groove, of the round pipe, a second connecting hole is formed in the position, corresponding to the first connecting hole, of the rectangular shell, the limiting block is in sliding connection with the connecting groove, one end of the compression spring is fixedly connected with the limiting block, the other end of the compression spring is fixedly connected with the bottom wall of the connecting groove, the part, protruding into the connecting groove and extending into each first connecting hole, of the limiting block is used for fixedly connecting the round pipe with the pushing rod, and the pushing device is used for contacting and pushing the limiting block after penetrating through the second connecting hole so as to limit the quantity of the round pipes connected with the pushing rod.
Preferably, the pushing device comprises a connection shell, a pushing block and a bolt, the connection shell is fixedly connected to the second connection hole, a threaded hole is formed in the top of the connection shell, the pushing block is in sliding connection with the connection shell, the bolt is in threaded connection with the threaded hole, one end of the bolt extending into the connection shell is in rotary connection with the pushing block, and the pushing block can slide and push the limiting block to compress the compression spring by rotating the bolt.
Compared with the prior art, the invention has the following technical effects:
the invention provides a valve guide pipe dismounting device, which is characterized in that a cylinder cover is placed on a template, an extrusion shell is pushed to move through a first electric push rod, the cylinder cover is clamped and fixed on a bottom plate through the extrusion shell and a first vertical plate, and the transverse position, the height and the inclination angle of a dismounting structure are adjusted through a positioning mechanism, so that the dismounting structure is opposite to valve guide pipes on cylinder covers, the valve guide pipes on cylinder covers with different specifications can be suitable for the valve guide pipes on the cylinder covers, the valve guide pipes on the cylinder covers are extruded and dismounted through a dismounting mechanism, the use is more convenient, and damage to the valve guide pipes during dismounting can be avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall structure of a valve guide dismounting device provided by the invention;
fig. 2 is a schematic diagram of the positional relationship between an extrusion shell and a second rubber pad in the valve guide dismounting device provided by the invention;
FIG. 3 is a schematic view of a positioning mechanism in the valve guide dismounting device provided by the invention;
FIG. 4 is a schematic view of a dismounting mechanism in the valve guide dismounting device provided by the invention;
fig. 5 is a schematic diagram of the positional relationship between a pushing rod and a limiting block in the valve guide dismounting device provided by the invention.
In the figure: 100. a support frame; 110. templates; 120. a first rubber pad; 130. extruding the shell; 140. a second rubber pad; 150. a first electric push rod; 200. a positioning mechanism; 210. a fixed case; 211. a sliding through hole; 220. a slide block; 230. a round shell; 240. a first motor; 241. a rotating plate; 250. a second electric push rod; 251. a second rotating seat; 260. a first rotating seat; 270. rotating the shell; 280. a support rod; 281. a placement groove; 290. a third electric push rod; 300. a dismounting mechanism; 310. a rectangular shell; 311. a second connection hole; 320. a fourth electric push rod; 330. a push rod; 331. a connecting groove; 340. a connection housing; 341. a threaded hole; 350. a pushing block; 360. a bolt; 370. a limiting block; 380. a compression spring; 390. a round tube; 391. a first connection hole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims to provide a valve guide pipe dismounting device which solves the problems in the prior art, is convenient to dismount and mount, can be used for rapidly dismounting valve guide pipes on cylinder covers with different specifications, and is more convenient to use.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
The present invention provides a valve guide dismounting device, as shown in fig. 1 to 5, comprising: the support 100, the template 110, the extrusion shell 130, the dismounting mechanism 300 and the positioning mechanism 200, wherein the template 110 comprises a first vertical plate, a second vertical plate and a bottom plate, the bottom plate is fixedly arranged at the top of the support 100, the first vertical plate and the second vertical plate are respectively arranged at two ends of the bottom plate, and the middle part of the second vertical plate is fixedly connected with a first electric push rod 150; the extrusion shell 130 is arranged on the top surface of the bottom plate and fixedly connected with the output end of the first electric push rod 150, the first electric push rod 150 can drive the extrusion shell 130 to slide between the first vertical plate and the second vertical plate, the side wall, close to the first vertical plate, of the extrusion shell 130 is an extrusion plate, and the extrusion plate and the first vertical plate are used for clamping and fixing a cylinder cover placed on the bottom plate; the dismounting mechanism 300 is arranged at the top of the extrusion shell 130, and the dismounting mechanism 300 comprises a pushing rod 330, wherein the pushing rod 330 is used for contacting with a valve guide pipe on the cylinder cover and pushing the valve guide pipe to be separated from the cylinder cover; the positioning mechanism 200 is arranged between the extrusion shell 130 and the dismounting mechanism 300, the positioning mechanism 200 can drive the dismounting mechanism 300 to move along the direction perpendicular to the connecting line of the first vertical plate and the first vertical plate, the height and the inclination angle of the push rod 330 can be adjusted, the cylinder cover is placed on the template 110, the extrusion shell 130 is pushed to move through the first electric push rod 150, the cylinder cover is clamped and fixed on the bottom plate through the extrusion shell 130 and the first vertical plate, the transverse position, the height and the inclination angle of the dismounting structure are adjusted through the positioning mechanism 200, the dismounting structure is opposite to the valve guide on the cylinder cover, the valve guide on the cylinder cover can be suitable for valve guide on cylinder covers of different specifications, the valve guide on the cylinder cover is extruded and dismounted by the dismounting mechanism 300, the use is more convenient, and damage to the valve guide can be avoided during dismounting.
In a preferred embodiment, the first rubber pad 120 is arranged on the side, close to the extrusion plate, of the first vertical plate, and the second rubber pad 140 is arranged on the side, close to the first vertical plate, of the extrusion plate, so that the fixing effect of the valve guide dismounting device on the cylinder cover is improved, and damage to the cylinder cover during clamping and fixing of the cylinder cover is avoided.
In a preferred embodiment, the positioning mechanism 200 includes a lateral movement device, a rotation device, a lifting device and an angle adjustment device, the lateral movement device is slidably connected with the extrusion shell 130 in a direction perpendicular to the connection line between the first riser and the first riser, the rotation device is disposed on the top of the lateral movement device and is rotatably connected with the lateral movement device, the angle adjustment device is hinged with the rotation device, the lifting device is slidably connected with the angle adjustment device, the top of the lifting device is fixedly connected with the dismounting mechanism 300, the operation is convenient, the lateral position of the dismounting mechanism 300 is adjusted by the lateral device, the horizontal direction of the dismounting mechanism 300 is adjusted by the rotation device, the inclination direction of the dismounting mechanism 300 is adjusted by the angle adjustment device, and the height of the dismounting mechanism 300 is adjusted by the lifting device.
In a preferred embodiment, the lateral moving device includes a fixed housing 210 and a slider 220, the top of the fixed housing 210 is provided with a sliding through hole 211, the extending direction of the sliding through hole 211 is perpendicular to the connecting direction of the first riser and the second riser, the slider 220 is slidably connected in the sliding through hole 211, and the top of the slider 220 is fixedly connected with the rotating device, so that the structure is simple, and the longitudinal movement of the dismounting mechanism 300 can be realized by moving the slider 220.
In a preferred embodiment, the rotating device comprises a circular shell, a first motor 240 and a rotating plate 241, wherein the circular shell is placed at the top of the fixed shell 210 and is fixedly connected with the top of the sliding block 220, the first motor 240 is fixedly arranged in the circular shell, an output shaft of the first motor 240 is coaxially arranged with the circular shell, the rotating plate 241 is fixedly connected with the output shaft of the first motor 240 and is coaxially arranged with the output shaft of the first motor 240, the edge of the rotating plate 241 is slidably connected with the side wall of the circular shell, the angle adjusting device is arranged at the top of the rotating plate 241, and the rotating device is simple in structure and convenient to operate.
In a preferred embodiment, the angle adjusting device includes a rotating housing 270, a second electric putter 250, a first rotating seat 260, a second rotating seat 251 and a third rotating seat, the rotating housing 270 is hinged to the rotating plate 241 through the first rotating seat 260, the fixed end of the second electric putter 250 is hinged to the rotating plate 241 through the second rotating seat 251, the movable end of the second electric putter 250 is hinged to the end of the rotating housing 270 away from the first rotating seat 260 through the third rotating seat, and the angle adjusting device has a simple structure and is convenient to operate, and the inclination direction of the rotating housing 270 can be adjusted by adjusting the second electric putter 250.
In a preferred embodiment, the lifting device comprises a third electric push rod 290 and a support rod 280, one end of the support rod 280 is fixedly connected with the dismounting mechanism 300, the other end of the support rod 280 is used for extending into the rotating shell 270 to be in sliding connection with the rotating shell 270, one end of the support rod 280 extending into the rotating shell 270 is provided with a placing groove 281, the fixed end of the third electric push rod 290 is fixedly connected with the bottom wall of the rotating shell 270, the movable end of the third electric push rod 290 is fixedly connected with the bottom wall of the placing groove 281, the third electric push rod 290 can push the support rod 280 to slide along the rotating shell 270, and the lifting device is simple in structure and convenient to operate, and can realize lifting of the support rod 280 through the third electric push rod 290.
In a preferred embodiment, the dismounting mechanism 300 comprises a rectangular shell 310 and a fourth electric push rod 320, the rectangular shell 310 is fixedly connected with the support rod 280, a round hole is formed in one end of the rectangular shell 310, the fixed end of the fourth electric push rod 320 is fixedly connected with one end of the rectangular shell 310, which is far away from the round hole, the movable end of the fourth electric push rod 320 is fixedly connected with a push rod 330, one end of the push rod 330, which is far away from the fourth electric push rod 320, is used for penetrating through the round hole and propping up a valve guide pipe, the dismounting mechanism is simple in structure, and the valve guide pipe on a cylinder cover is extruded and dismounted by driving the push rod 330 through the fourth electric push rod 320, so that the dismounting mechanism is more convenient to use.
In a preferred embodiment, the disassembling mechanism 300 further comprises a plurality of round tubes 390 and a connecting device, each round tube 390 is sequentially sleeved on the outer side of the push rod 330, each round tube 390 can be sequentially and fixedly connected with the push rod 330 from inside to outside through the connecting device, the contact area with the valve guide tube is increased by selecting a proper number of round tubes 390 to be matched with the push rod 330, the contact area with the valve guide tube is too small when the valve guide tube is extruded and disassembled, and the acting force on the valve guide tube is too large, so that the valve guide tube or the push rod 330 is damaged.
In a preferred embodiment, the connection device comprises a compression spring 380, a limiting block 370 and a pushing device, the outer side wall of the pushing rod 330 is provided with a connection groove 331, a first connection hole 391 is arranged at a position of the round tube 390 corresponding to the connection groove 331, a second connection hole 311 is arranged at a position of the rectangular shell 310 corresponding to the first connection hole 391, the limiting block 370 is slidably connected with the connection groove 331, one end of the compression spring 380 is fixedly connected with the limiting block 370, the other end is fixedly connected with the bottom wall of the connection groove 331, the limiting block 370 protrudes out of the connection groove 331 and stretches into a part of each first connection hole 391 to fixedly connect the round tube 390 with the pushing rod 330, the pushing device is used for contacting with the limiting block 370 after penetrating through the second connection hole 311 and pushing the limiting block 370 to limit the number of the round tubes 390 connected with the pushing rod 330, and the fiber blocks can limit a specific number of round tubes 390 to follow the pushing rod 330 to squeeze and detach the valve guide through cooperation between the limiting block 370 and the pushing device and the compression spring 380.
In a preferred embodiment, the pushing device includes a connection housing 340, a pushing block 350 and a bolt 360, the connection housing 340 is fixedly connected to the second connection hole 311, a threaded hole 341 is provided at the top of the connection housing 340, the pushing block 350 is slidably connected to the connection housing 340, the bolt 360 is screwed to the threaded hole 341, and one end of the bolt 360 extending into the connection housing 340 is rotatably connected to the pushing block 350, the pushing block 350 can slide and push the limiting block 370 to compress the compression spring 380 by rotating the bolt 360, and the structure is simple, and the required number of round tubes 390 fixed to the limiting block 370 can be realized by rotating the bolt 360.
Working principle: in use, the valve guide dismounting device is placed at a proper position, the cylinder cover is placed at the position of the other end of the inner part of the template 110, the first electric push rod 150 is started to push the extrusion shell 130 and the second rubber pad 140 to move to the proper position, the extrusion shell 130 and the second rubber pad 140 which are moved to the proper position are matched with the first vertical plate and the first rubber pad 120 to be used for conveniently extruding and fixing the cylinder cover, the round shell 230 is pushed to move, the round shell 230 is moved to the proper position, the first motor 240 is started, the rotating plate 241, the first rotating seat 260, the rotating shell 270, the supporting rod 280 and the dismounting mechanism 300 are deflected to the proper position, and the second electric push rod 250 is started, the second electric push rod 250 is matched with the second rotating seat 251 and the third rotating seat to facilitate the pushing of the supporting rod 280 to deflect to a proper position, so that the orientation of the dismounting mechanism 300 is adjusted, then the third electric push rod 290 is started, the supporting rod 280 and the dismounting mechanism 300 are pushed by the third electric push rod 290 to move to a proper height, the position of the dismounting mechanism 300 is adjusted, the pushing rod 330 on the dismounting mechanism 300 can be opposite to valve guide pipes on cylinder covers, the valve guide pipe dismounting device can be suitable for the valve guide pipes on cylinder covers with different specifications, the bolt 360 is rotated, the pushing block 350 is moved to a proper position, the limiting block 370 is pushed to move by the pushing block 350 which is moved to the proper position, the circular pipes 390 with a proper number can move along with the movement of the pushing rod 330 by the combination of the compression spring 380 and the limiting block 370, and then the fourth electric push rod 320 is started, therefore, the pushing rod 330 and the round tubes 390 with proper number are moved, the valve guide tube in the cylinder cover is convenient to extrude and disassemble by using the moved pushing rod 330 and the round tubes 390 with proper number, the use is more convenient, the contact area with the valve guide tube is increased by selecting the round tubes 390 with proper number to be matched with the pushing rod 330, the situation that the acting force on the valve guide tube is overlarge and the valve guide tube or the pushing rod 330 is damaged when the valve guide tube is extruded and disassembled is avoided.
The principles and embodiments of the present invention have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present invention; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (10)
1. The utility model provides a valve guide dismounting device which characterized in that: comprising the following steps:
a supporting frame is arranged on the supporting frame,
the template, template includes first riser, second riser and bottom plate, the bottom plate fixed set up in the top of support frame, first riser with the second riser set up respectively in the both ends of bottom plate, the middle part fixedly connected with first electric putter of second riser;
the extrusion shell is arranged on the top surface of the bottom plate and fixedly connected with the output end of the first electric push rod, the first electric push rod can drive the extrusion shell to slide between the first vertical plate and the second vertical plate, the side wall, close to the first vertical plate, of the extrusion shell is an extrusion plate, and the extrusion plate and the first vertical plate are used for clamping and fixing a cylinder cover placed on the bottom plate;
the disassembly mechanism is arranged at the top of the extrusion shell and comprises a pushing rod, and the pushing rod is used for contacting with a valve guide pipe on the cylinder cover and pushing the valve guide pipe to be separated from the cylinder cover; and
the positioning mechanism is arranged between the extrusion shell and the dismounting mechanism, can drive the dismounting mechanism to move along the direction perpendicular to the connecting line of the first vertical plate and the first vertical plate, and can adjust the height and the inclination angle of the pushing rod.
2. The valve guide removing apparatus according to claim 1, wherein: the positioning mechanism comprises a transverse moving device, a rotating device, a lifting device and an angle adjusting device, wherein the transverse moving device is in sliding connection with the extrusion shell in the direction perpendicular to the connecting line of the first vertical plate and the first vertical plate, the rotating device is arranged at the top of the transverse moving device and is in rotating connection with the transverse moving device, the angle adjusting device is hinged with the rotating device, the lifting device is in sliding connection with the angle adjusting device, and the top of the lifting device is fixedly connected with the dismounting mechanism.
3. The valve guide removing apparatus according to claim 2, wherein: the transverse moving device comprises a fixed shell and a sliding block, wherein a sliding through hole is formed in the top of the fixed shell, the extending direction of the sliding through hole is perpendicular to the connecting line direction of the first vertical plate and the second vertical plate, the sliding block is slidably connected in the sliding through hole, and the top of the sliding block is fixedly connected with the rotating device.
4. A valve guide removal device as defined in claim 3, wherein: the rotating device comprises a circular shell, a first motor and a rotating plate, wherein the circular shell is arranged at the top of the fixed shell and is fixedly connected with the top of the sliding block, the first motor is fixedly arranged in the circular shell, an output shaft of the first motor and the circular shell are coaxially arranged, the rotating plate is fixedly connected with the output shaft of the first motor and is coaxially arranged with the output shaft of the first motor, the edge of the rotating plate is slidably connected with the side wall of the circular shell, and the angle adjusting device is arranged at the top of the rotating plate.
5. The valve guide removing apparatus according to claim 4, wherein: the angle adjusting device comprises a rotating shell, a second electric push rod, a first rotating seat, a second rotating seat and a third rotating seat, wherein the rotating shell is hinged to the rotating plate through the first rotating seat, the fixed end of the second electric push rod is hinged to the rotating plate through the second rotating seat, and the movable end of the second electric push rod is hinged to one end, away from the first rotating seat, of the rotating shell through the third rotating seat.
6. The valve guide removing apparatus according to claim 5, wherein: the lifting device comprises a third electric push rod and a supporting rod, one end of the supporting rod is used for being fixedly connected with the dismounting mechanism, the other end of the supporting rod is used for extending into the rotating shell and is in sliding connection with the rotating shell, the supporting rod extends into one end of the rotating shell, a placing groove is formed in the end of the supporting rod, the fixed end of the third electric push rod is fixedly connected with the bottom wall of the rotating shell, the movable end of the third electric push rod is fixedly connected with the bottom wall of the placing groove, and the third electric push rod can push the supporting rod to slide along the rotating shell.
7. The valve guide removing apparatus according to claim 6, wherein: the dismounting mechanism comprises a rectangular shell and a fourth electric push rod, the rectangular shell is fixedly connected with the support rod, a round hole is formed in one end of the rectangular shell, the fixed end of the fourth electric push rod is fixedly connected with one end of the rectangular shell, which is far away from the round hole, the movable end of the fourth electric push rod is fixedly connected with the push rod, and one end of the push rod, which is far away from the fourth electric push rod, is used for penetrating through the round hole and propping up the valve guide pipe.
8. The valve guide removal device of claim 7, wherein: the disassembly mechanism comprises a plurality of round tubes and a connecting device, wherein the round tubes are sequentially sleeved on the outer side of the pushing rod, and can be sequentially and fixedly connected with the pushing rod from inside to outside through the connecting device.
9. The valve guide removal device of claim 8, wherein: the connecting device comprises a compression spring, a limiting block and a pushing device, wherein a connecting groove is formed in the outer side wall of the pushing rod, a first connecting hole is formed in the position, corresponding to the connecting groove, of the round pipe, a second connecting hole is formed in the position, corresponding to the first connecting hole, of the rectangular shell, the limiting block is in sliding connection with the connecting groove, one end of the compression spring is fixedly connected with the limiting block, the other end of the compression spring is fixedly connected with the bottom wall of the connecting groove, the part, protruding into the connecting groove and extending into each first connecting hole, of the limiting block is used for fixedly connecting the round pipe with the pushing rod, and the pushing device is used for contacting and pushing the limiting block to slide after penetrating through the second connecting hole so as to limit the number of the round pipes connected with the pushing rod.
10. The valve guide detachment apparatus of claim 9, characterized in that: the pushing device comprises a connecting shell, a pushing block and a bolt, wherein the connecting shell is fixedly connected to the second connecting hole, a threaded hole is formed in the top of the connecting shell, the pushing block is in sliding connection with the connecting shell, the bolt is in threaded connection with the threaded hole, one end of the bolt, which extends into the connecting shell, is in rotary connection with the pushing block, and the pushing block can slide and push the limiting block to compress the compression spring by rotating the bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311230860.XA CN117324920A (en) | 2023-09-21 | 2023-09-21 | Valve guide dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311230860.XA CN117324920A (en) | 2023-09-21 | 2023-09-21 | Valve guide dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117324920A true CN117324920A (en) | 2024-01-02 |
Family
ID=89292379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311230860.XA Pending CN117324920A (en) | 2023-09-21 | 2023-09-21 | Valve guide dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117324920A (en) |
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2023
- 2023-09-21 CN CN202311230860.XA patent/CN117324920A/en active Pending
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