CN210500099U - Sliding hammer hammering and pin shaft dismounting device - Google Patents
Sliding hammer hammering and pin shaft dismounting device Download PDFInfo
- Publication number
- CN210500099U CN210500099U CN201921431228.0U CN201921431228U CN210500099U CN 210500099 U CN210500099 U CN 210500099U CN 201921431228 U CN201921431228 U CN 201921431228U CN 210500099 U CN210500099 U CN 210500099U
- Authority
- CN
- China
- Prior art keywords
- pin
- hammer
- sliding
- pin shaft
- dismounting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000605 extraction Methods 0.000 claims abstract description 14
- 210000000078 claw Anatomy 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 239000012212 insulator Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Landscapes
- Percussive Tools And Related Accessories (AREA)
Abstract
The utility model provides a round pin axle device is dismantled in sliding hammer hammering. The external thread at one end of the sliding rod is connected with the hammering protection support through threads to limit the sliding hammer on the hammering protection support, the external thread penetrating through the hammering protection support is connected with a dismounting pin shaft device, and the dismounting pin shaft device comprises a cylindrical pin ejection device used for dismounting a cylindrical pin and a pin shaft extraction device used for dismounting a boss. The utility model adopts the cylindrical pin ejection device, the cylindrical pin is limited and sleeved in the positioning sleeve, the hammer needle acts on the end surface of the cylindrical pin, the sliding hammer impacts to apply external force, and the cylindrical pin is ejected out instead of a hand hammer; the pin shaft extraction device is adopted, the claw of the grabbing hook grabs the boss of the pin shaft under the adjustment of the bolt, and the pin shaft with the boss is extracted under the reverse impact of the sliding hammer. The pin shaft is disassembled, external force is applied by using the sliding hammer, the sliding hammer is simply used for replacing a hand hammer, and the practical effect of good contact of the power equipment is achieved. The rust-proof hinge pin is suitable for being used for disassembling rusted hinge pins.
Description
Technical Field
The utility model relates to a power equipment's round pin axle is dismantled, especially relates to and uses smooth hammer to dismantle round pin axle.
Background
The power equipment transmission assembly all relies on the round pin axle, and the carbon steel material is under the outdoor environment effect, very easily takes place the oxidation corrosion, and when overhauing, the round pin axle of corrosion is adjusted the spindle nose with the steel cone well, uses the hammer hammering of hand, often has the knob insulator near the round pin axle, and the hammering is crooked slightly or the drill rod shakes flies, will pound the hand or damage the knob insulator, or with instruments such as pliers prize and pull out.
Disclosure of Invention
In order to dismantle the corrosion round pin axle on the power equipment, the utility model provides a round pin axle device is dismantled in the sliding hammer hammering. The device is connected with a cylindrical pin ejection device or a pin shaft extraction device through a slide bar, and the cylindrical pin is ejected or a pin shaft with a boss is extracted by using the impact force formed by hammering the axis of a slide hammer, so that the technical problem of disassembling a rusted pin shaft is solved.
The utility model provides a scheme that technical problem adopted is:
the external thread at one end of the sliding rod is connected with the hammering protection support through threads to limit the sliding hammer on the hammering protection support, the external thread penetrating through the hammering protection support is connected with a dismounting pin shaft device, and the dismounting pin shaft device comprises a cylindrical pin ejection device used for dismounting a cylindrical pin and a pin shaft extraction device used for dismounting a boss.
Preferably, the other end of the sliding rod is provided with a circular arc-shaped protruding limiting shaft shoulder used for limiting the sliding hammer, a round hole is formed in the outer side of the sliding rod and penetrates through a control handle used for controlling the sliding rod, and a protruding cylinder is arranged at the front end of the external thread and locked on the detachable pin shaft device.
Preferably, the cylindrical pin ejection device is used for detaching a cylindrical pin, a positioning sleeve is connected to the stepped cylindrical hammer pin through a spring, and the cylindrical pin to be detached is sleeved and positioned by the positioning sleeve in a matching manner, so that the hammer pin naturally falls on the end face of the cylindrical pin.
Preferably, the hammer needle is a cylindrical stepped shaft, one end of the hammer needle is provided with an internal thread which is locked with the external thread of the slide rod and the raised cylinder, and the other end of the hammer needle is provided with a hammer needle which passes through the positioning sleeve under the impact of the slide hammer and acts on the end face of the cylindrical pin.
Preferably, the pin shaft extraction device is used for disassembling a pin shaft with a boss, a grabbing hook is connected to the cylindrical stepped threaded hammer needle through a cross beam, and a claw on the grabbing sleeve clamps and limits the boss of the pin shaft.
Preferably, the threaded hammer needle is a cylindrical stepped shaft, one end of the threaded hammer needle is provided with an internal thread, the internal thread is locked with the external thread of the slide rod and the raised cylinder, the other end of the threaded hammer needle is provided with a threaded shaft and a cylinder, the threaded shaft penetrates through the cross beam, the cylinder abuts against the end face of the boss of the pin shaft, and the pin shaft with the boss is held and held under the limit of the clamping jaw.
Preferably, the grabbing hook is formed by sleeving two plate-shaped bent clamping jaws on the cross beam, and pin shafts with different diameters are extracted by adjusting the distance between the clamping jaws through bolts.
Preferably, the cross beam is rectangular in cross section, a threaded through hole is formed in the middle of the cross beam and used for screwing in a threaded shaft, and the two ends of the cross beam are sleeved on the grabbing claws.
Preferably, a through hole is formed in the sliding hammer, and an arc groove matched with the limiting shaft shoulder on the sliding rod is formed in one end of the through hole; the outer part is provided with a hand-held part for applying acting force, and the outline of the hand-held part is matched with that of the finger after being held tightly.
Preferably, the weight of the sliding hammer is 2.5kg, and the stroke of the sliding hammer is 300 mm.
The utility model has the advantages that the cylindrical pin ejection device is adopted, the cylindrical pin is sleeved in the positioning sleeve in a limiting way, the hammer needle acts on the end surface of the cylindrical pin, and the sliding hammer impacts to apply external force to replace a hand hammer to eject the cylindrical pin; the pin shaft extraction device is adopted, the claw of the grabbing hook grabs the boss of the pin shaft under the adjustment of the bolt, and the pin shaft with the boss is extracted under the reverse impact of the sliding hammer. The pin shaft is disassembled, external force is applied by using the sliding hammer, the sliding hammer is simply used for replacing a hand hammer, and the practical effect of good contact of the power equipment is achieved. The rust-proof hinge pin is suitable for being used for disassembling rusted hinge pins.
Drawings
FIG. 1 is a front sectional view of a cylindrical pin ejection device;
FIG. 2 is a front view of the pin shaft extraction device;
FIG. 3 is a front sectional view of the pin shaft extracting device;
fig. 4 is a top view of the pin shaft extraction device.
In the drawing, 1 is a control handle, 2 is a hammering protection support, 2.1 is a support surface, 3 is a sliding rod, 3.1 is a limiting shaft shoulder, 3.2 is an external thread, 3.3 is a convex cylinder, 4 is a sliding hammer, 4.1 is a handheld part, 4.2 is an arc groove, 5 is a cylindrical pin ejection device, 6 is a hammer needle, 7 is a positioning sleeve, 8 is a spring, 9 is a pin shaft extraction device, 10 is a threaded hammer needle, 10.1 is a threaded shaft, 10.2 is a cylinder, 11 is a cross beam, 12 is a grabbing hook, 12.1 is a clamping jaw, and 13 is a bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
According to the figure, an external thread 3.2 at one end of a sliding rod 3 is connected with a hammering protection support 2 through a thread to limit a sliding hammer 4 on the sliding hammer, the external thread penetrating through the hammering protection support is connected with a dismounting pin shaft device, and the dismounting pin shaft device comprises a cylindrical pin ejection device 5 used for dismounting a cylindrical pin and a pin shaft extraction device 9 used for dismounting a boss.
The other end of the slide bar is provided with a circular arc-shaped raised limit shaft shoulder 3.1 for limiting the slide hammer, a round hole is arranged on the outer side of the slide bar and penetrates through a control handle 1 for controlling the slide bar, and a raised cylinder 3.3 is arranged at the front end of the external thread and is locked on the detachable pin shaft device.
The cylindrical pin ejection device is used for disassembling a cylindrical pin, a positioning sleeve 7 is connected to a stepped cylindrical hammer pin 6 through a spring 8, and the cylindrical pin to be disassembled is sleeved into the positioning sleeve in a matching mode through the positioning sleeve, so that the hammer pin naturally falls on the end face of the cylindrical pin.
The hammer needle is a cylindrical stepped shaft, one end of the hammer needle is provided with an internal thread which is locked with the external thread of the slide rod and the raised cylinder, and the other end of the hammer needle is provided with a hammer needle which passes through the positioning sleeve under the impact of the slide hammer and acts on the end face of the cylindrical pin.
The pin shaft extraction device is used for disassembling a pin shaft with a boss, a cylindrical stepped threaded hammer needle 10 is connected with a grabbing hook 12 through a cross beam 11, and a claw 12.1 on a grabbing sleeve clamps and limits the boss of the pin shaft.
The threaded hammer needle is a cylindrical stepped shaft, an internal thread is arranged at one end of the threaded hammer needle and locked with an external thread of the slide rod and the raised cylinder, a threaded shaft 10.1 and a cylinder 10.2 are arranged at the other end of the threaded hammer needle, the threaded shaft penetrates through the cross beam, the cylinder abuts against the end face of the boss of the pin shaft, and the pin shaft with the boss is held and held under the limit of the clamping jaw.
The grabbing hook is formed by sleeving two plate-shaped bent clamping jaws on a cross beam, and adjusting the distance between the clamping jaws through bolts 13 to extract pin shafts with different diameters.
The cross beam is rectangular in cross section, a threaded through hole is formed in the middle of the cross beam and used for screwing in a threaded shaft, and the two ends of the cross beam are sleeved on the grabbing claws.
A through hole is formed in the sliding hammer, and an arc groove 4.2 matched with the limiting shaft shoulder on the sliding rod is formed in one end of the through hole; the outer part is provided with a hand-held part 4.1 for applying force, and the contour of the hand-held part is matched with that of the finger after being held tightly.
The weight of the sliding hammer is 2.5kg, and the stroke of the sliding hammer is 300 mm.
The utility model discloses a theory of operation:
the sliding hammer is composed of a hammer functional weight and a coaxial cylindrical sliding rod with a hammering protection support inserted into a center hole of the hammer functional weight, a control handle is arranged at the end of the sliding rod, the hammering protection support is arranged below the control handle, the sliding hammer penetrates into the sliding rod, a screw buckle is arranged at the other end of the sliding rod and can be provided with the hammering protection support, a cylindrical pin ejection device is screwed below the sliding rod, a hammer needle and a positioning sleeve are sleeved, the positioning sleeve is elastically connected with the sliding rod through a spring, and the axial hammering is carried out to eject a pin shaft; the pin shaft extraction device is screwed below, the threaded shaft penetrates through the cross beam, the cylinder abuts against the end face of the boss of the pin shaft, the claw of the grabbing hook grabs the boss of the pin shaft, the pin shaft with the boss is locked by adjusting the distance between the pin shafts through the bolt, the boss is grabbed by the grabbing hook, and the pin shaft is axially hammered and extracted.
The utility model discloses a working process:
disassembling the cylindrical pin:
firstly, a sliding hammer penetrates into a sliding rod with a control handle, a hammering protection support is connected to the external thread of the sliding rod, and meanwhile, the sliding rod is connected and fastened with a hammer needle of a cylindrical pin ejection device and is connected with a positioning sleeve through a spring; secondly, the positioning sleeve is sleeved into the cylindrical shape in a matching mode, and the limiting control hammer needle acts on the end face of the cylindrical pin; and secondly, holding the control handle by one hand and holding the sliding hammer by the other hand, performing axial impact on the sliding rod, wherein the stroke of the sliding hammer is 300mm and is smaller than the track stroke of the sliding hammer, and the force of the sliding hammer acts on a hammering protective support of the sliding hammer to eject the cylindrical pin.
Disassembling the pin shaft with the boss:
firstly, a pin shaft extracting device is used, a grabbing hook reliably grabs and holds a pin shaft with a boss through a bolt, and a cylinder abuts against the end face of the boss; then, one hand holds the control handle, the other hand holds the sliding hammer, axis impact is conducted on the sliding rod, the stroke of the sliding hammer is 300mm and is smaller than the track stroke of the sliding hammer, the force of the sliding hammer acts on a limiting shaft shoulder of the sliding hammer, the sliding hammer is lifted, and the boss pin shaft is lifted out.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (10)
1. The sliding hammer hammering dismounting pin shaft device is characterized in that: the sliding hammer (4) is limited on the external thread (3.2) at one end of the sliding rod (3) through the hammering protection support (2) in threaded connection, the external thread penetrating through the hammering protection support is connected with a dismounting pin shaft device, and the dismounting pin shaft device comprises a cylindrical pin ejection device (5) used for dismounting a cylindrical pin and a pin shaft extraction device (9) used for dismounting a boss.
2. The sliding hammer hammering dismounting pin device according to claim 1, characterized in that: the other end of the slide bar is provided with a circular arc-shaped raised limit shaft shoulder (3.1) for limiting the slide hammer, a round hole is formed in the outer side of the slide bar, a control handle (1) penetrates through the round hole and is used for controlling the slide bar, and a raised cylinder (3.3) is arranged at the front end of the external thread and is locked on the detachable pin shaft device.
3. The sliding hammer hammering dismounting pin device according to claim 1, characterized in that: the cylindrical pin ejection device is used for disassembling a cylindrical pin, a positioning sleeve (7) is connected to a cylindrical hammer pin (6) of a ladder through a spring (8), and the cylindrical pin to be disassembled is sleeved and positioned by the positioning sleeve in a matching mode, so that the hammer pin naturally falls on the end face of the cylindrical pin.
4. The sliding hammer hammering dismounting pin device according to claim 3, wherein: the hammer needle is a cylindrical stepped shaft, one end of the hammer needle is provided with an internal thread which is locked with the external thread of the slide rod and the raised cylinder, and the other end of the hammer needle is provided with a hammer needle which passes through the positioning sleeve under the impact of the slide hammer and acts on the end face of the cylindrical pin.
5. The sliding hammer hammering dismounting pin device according to claim 1, characterized in that: the pin shaft extraction device is used for disassembling a pin shaft with a boss, a grabbing hook (12) is connected to a cylindrical stepped threaded hammer needle (10) through a cross beam (11), and a claw (12.1) on a grabbing sleeve clamps and limits the boss of the pin shaft.
6. The sliding hammer hammering dismounting pin device according to claim 5, wherein: the threaded hammer needle is a cylindrical stepped shaft, one end of the threaded hammer needle is provided with an internal thread, the external thread of the sliding rod and the raised cylinder are locked, the other end of the threaded hammer needle is provided with a threaded shaft (10.1) and a cylinder (10.2), the threaded shaft penetrates through the cross beam, the cylinder abuts against the end face of the boss of the pin shaft, and the pin shaft with the boss is held and held under the limit of the clamping jaw.
7. The sliding hammer hammering dismounting pin device according to claim 5, wherein:
the grabbing hook is formed by sleeving two plate-shaped bent clamping jaws on a cross beam, and adjusting the distance between the clamping jaws through bolts (13) to extract pin shafts with different diameters.
8. The sliding hammer hammering dismounting pin device according to claim 5, wherein: the cross beam is rectangular in cross section, a threaded through hole is formed in the middle of the cross beam and used for screwing in a threaded shaft, and the two ends of the cross beam are sleeved on the grabbing claws.
9. The sliding hammer hammering dismounting pin device according to claim 1, characterized in that: a through hole is formed in the sliding hammer, and an arc groove (4.2) matched with the limiting shaft shoulder on the sliding rod is formed in one end of the through hole; the outer part is provided with a hand-held part (4.1) for applying force, and the contour of the hand-held part is matched with that of the fingers after being gripped.
10. The sliding hammer hammering dismounting pin device according to claim 1, characterized in that: the weight of the sliding hammer is 2.5kg, and the stroke of the sliding hammer is 300 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921431228.0U CN210500099U (en) | 2019-08-30 | 2019-08-30 | Sliding hammer hammering and pin shaft dismounting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921431228.0U CN210500099U (en) | 2019-08-30 | 2019-08-30 | Sliding hammer hammering and pin shaft dismounting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210500099U true CN210500099U (en) | 2020-05-12 |
Family
ID=70543913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921431228.0U Active CN210500099U (en) | 2019-08-30 | 2019-08-30 | Sliding hammer hammering and pin shaft dismounting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210500099U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549294A (en) * | 2019-08-30 | 2019-12-10 | 国网辽宁省电力有限公司葫芦岛供电公司 | Sliding hammer hammering and dismounting pin shaft device |
| CN110549294B (en) * | 2019-08-30 | 2024-07-12 | 国网辽宁省电力有限公司葫芦岛供电公司 | Pin shaft dismounting device for hammering of sliding hammer |
-
2019
- 2019-08-30 CN CN201921431228.0U patent/CN210500099U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110549294A (en) * | 2019-08-30 | 2019-12-10 | 国网辽宁省电力有限公司葫芦岛供电公司 | Sliding hammer hammering and dismounting pin shaft device |
| CN110549294B (en) * | 2019-08-30 | 2024-07-12 | 国网辽宁省电力有限公司葫芦岛供电公司 | Pin shaft dismounting device for hammering of sliding hammer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8407874B2 (en) | Pulling pliers method and apparatus | |
| US8069544B2 (en) | Device for extracting a quick-change tool holder | |
| CN201493811U (en) | Quick pin remover | |
| US4669341A (en) | Extraction device | |
| US9902055B1 (en) | Welding slag hammer | |
| US20210331303A1 (en) | Multi-Use Hammer Device and Method | |
| US20120110815A1 (en) | Rivet Press | |
| EP2674249A2 (en) | Fastener removal | |
| CN210500099U (en) | Sliding hammer hammering and pin shaft dismounting device | |
| US4872231A (en) | Impact blade tool | |
| CN110549294A (en) | Sliding hammer hammering and dismounting pin shaft device | |
| CN203245822U (en) | Tapered taking device for broken ends of screws | |
| US9975231B2 (en) | Self-contained force magnifying chisel | |
| CN110549294B (en) | Pin shaft dismounting device for hammering of sliding hammer | |
| CN213498939U (en) | Quick hole aligning and split pin dismounting tool | |
| CN214723829U (en) | Gun dismantling reamer device | |
| CN201736177U (en) | Pistol-type pin puller | |
| US5408734A (en) | Arrowhead extractor | |
| US10654157B2 (en) | Self-contained force magnifying chisel | |
| CN201736175U (en) | Internal thread taper pin detacher | |
| KR102368410B1 (en) | Tool for separating drill bit | |
| CN215881479U (en) | Combined multipurpose hydraulic silent pin puller | |
| CN220051661U (en) | Multifunctional dismounting device | |
| CN214980714U (en) | Combined multipurpose mute pin puller | |
| CN215590371U (en) | Supplementary pincers of steel word code are beaten to hand |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |