CN108747986B - Hammering tool with circulating oil way system - Google Patents
Hammering tool with circulating oil way system Download PDFInfo
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- CN108747986B CN108747986B CN201810962536.XA CN201810962536A CN108747986B CN 108747986 B CN108747986 B CN 108747986B CN 201810962536 A CN201810962536 A CN 201810962536A CN 108747986 B CN108747986 B CN 108747986B
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- hammering tool
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- 239000010724 circulating oil Substances 0.000 title claims abstract description 11
- 239000003921 oil Substances 0.000 claims abstract description 216
- 239000004519 grease Substances 0.000 claims abstract description 31
- 238000002156 mixing Methods 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 45
- 238000003860 storage Methods 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 7
- 210000001503 joint Anatomy 0.000 claims description 6
- 238000005461 lubrication Methods 0.000 abstract description 14
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract 1
- 235000017491 Bambusa tulda Nutrition 0.000 abstract 1
- 241001330002 Bambuseae Species 0.000 abstract 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract 1
- 239000011425 bamboo Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000004080 punching Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- -1 wall surfaces Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D17/00—Details of, or accessories for, portable power-driven percussive tools
- B25D17/26—Lubricating
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Percussive Tools And Related Accessories (AREA)
Abstract
The invention relates to a hammering tool with a circulating oil circuit system, which comprises a hammering tool component and a grease blending component. The cylinder is installed in the front section of thick bamboo, and the both ends of oil pump are equipped with glib and play glib respectively, are connected with oil pipe respectively between glib and the oil outlet connector, play glib and the oil delivery hole connector. The rear end of the gearbox body is provided with an oil outlet, an oil outlet connector is arranged on the oil outlet, and a first one-way valve which is in one-way conduction from the gearbox body to the oil outlet connector is further arranged between the oil outlet and the oil outlet connector. The front cylinder is provided with an oil delivery hole, the cylinder is provided with a vent hole, the oil delivery hole is arranged near the vent hole, and the oil delivery hole connector is arranged on the oil delivery hole. When the cutter is always required to be in a vertical and upward working state, the hammering tool with the circulating oil way system guides grease into the cylinder which is most required to be lubricated through reasonably setting the oil outlet and the oil delivery hole, improves the lubrication condition of the hammering tool, and prolongs the service life of the hammering tool.
Description
Technical Field
The invention relates to the technical field of hammering tools, in particular to a hammering tool with a circulating oil circuit system.
Background
The hammering tool is a tool which makes the cutter frequently reciprocate by utilizing a pneumatic or electric power source and the like and can carry out rapid punching operation on brittle and hard materials such as wall surfaces, concrete, stone and the like. In general, the hammering tool is used in such a manner that the cutter performs punching vertically downward, or the cutter performs punching horizontally, but it is not excluded that the cutter of the hammering tool performs punching vertically upward.
The invention patent application of China with the application number of CN201710993024.5 discloses a hammering tool with a grease blending device, the grease blending device uses vibration of the hammering tool as an energy source, and can transfer redundant grease at a grease accumulation part of the hammering tool to a part needing lubrication no matter in a vertical upward direction or a vertical downward direction, so that the lubrication state of the hammering tool under various working conditions is improved, the service life of components is prolonged, and the stability and durability of the hammering tool are improved.
The oil can be prepared by utilizing the principle provided by the patent application, but a hammering tool is still lacking at present, and when the cutter is always required to be in a vertical and upward working state, the oil outlet and the oil delivery hole can be reasonably arranged, so that the lubrication condition of the hammering tool is truly improved.
Disclosure of Invention
The invention aims to solve the technical problem of providing a hammering tool with a circulating oil circuit system, and when a cutter is always required to be in a vertical and upward working state, grease is guided into a cylinder which is most required to be lubricated by reasonably arranging an oil outlet and an oil delivery hole, so that the lubrication condition of the hammering tool is improved, and the service life of the hammering tool is prolonged.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
A hammering tool with a circulating oil circuit system comprises a hammering tool component and a grease allocation component. The hammering tool assembly comprises a shell and a cylinder, wherein the shell comprises a gearbox body and a front cylinder, the front cylinder is arranged at the front end of the gearbox body, and the cylinder is arranged in the front cylinder. The grease blending assembly comprises an oil pump, an oil outlet connector, an oil delivery hole connector and an oil pipe, wherein two ends of the oil pump are respectively provided with an oil inlet nozzle and an oil outlet nozzle, and the oil inlet nozzle is connected with the oil outlet connector and the oil outlet nozzle is connected with the oil delivery hole connector through the oil pipe. The rear end of the gearbox body is provided with an oil outlet, an oil outlet connector is arranged on the oil outlet, and a first one-way valve which is in one-way conduction from the gearbox body to the oil outlet connector is further arranged between the oil outlet and the oil outlet connector. The front cylinder is provided with an oil delivery hole, the cylinder is provided with a vent hole, the oil delivery hole is arranged near the vent hole, and the oil delivery hole connector is arranged on the oil delivery hole.
When the cutter of the hammering tool is always required to be in a vertical and upward working state, grease in the gearbox and even in the front cylinder and the air cylinder are gathered at the rear end of the gearbox body under the action of gravity, and the lubrication state among the air cylinder, the front cylinder, the air cylinder, the piston and the hammer is poor. By adopting the structure, the redundant grease in the gearbox body can be effectively transferred to the cylinder, and the lubrication state among the cylinder, the front cylinder, the piston and the ram is improved.
Further, the oil pump comprises a pump body, a vibrating block and a second one-way valve, wherein a cavity is arranged in the center of the pump body, an oil guide hole is formed in the center of the oil inlet nozzle and the oil outlet nozzle, the oil guide hole is communicated with the cavity, the vibrating block is slidably arranged in the cavity and divides the cavity into a first oil cavity and a second oil cavity, the center of the vibrating block is provided with an oil pump hole communicated with the first oil cavity and the second oil cavity, the second one-way valve is arranged at one end of the oil pump hole, and the second one-way valve is in one-way conduction from the oil inlet nozzle to the oil outlet nozzle. When the hammering tool vibrates, the vibrating block can slide in the cavity of the pump body. When the vibrating block slides to one side to enable the volume of the first oil cavity to be reduced, the volume of the second oil cavity is increased to enable air pressure to be reduced, at the moment, the one-way valve is closed, and the outside air pressure presses grease into the second oil cavity through the oil guide hole. When the vibrating block slides to the other side, the volume of the first oil cavity is increased, the volume of the second oil cavity is reduced, the air pressure is increased, the one-way valve is opened, and grease enters the first oil cavity through the pump oil hole. When the vibrating block slides to the other side again to reduce the volume of the first oil cavity, the one-way valve is closed, and grease is pumped out from the oil guide hole connected with the first oil cavity, so that the grease is blended.
Further, a spring is arranged in the first oil cavity and the second oil cavity respectively, and two ends of the spring are respectively abutted against the vibrating block and the pump body. The arrangement of the springs ensures that the vibrating block is always in the middle position in the cavity of the pump body, and avoids the influence of the possibility that the vibrating block slides to one side to pump oil efficiency.
Further, the oil pump still includes the sliding sleeve, and the sliding sleeve is the tubulose, and the sliding sleeve is installed in the cavity of the pump body, and vibrating mass slidable mounting is in the hole of sliding sleeve, and the both ends of the interior cavity of the pump body are equipped with the round bulge loop respectively, and the one end that the vibrating mass was kept away from to the spring is installed in the bulge loop, and the both ends suit of sliding sleeve is in the bulge loop outside, is equipped with the sealing washer between the tip of sliding sleeve and the cavity tip of the pump body. The arrangement of the sliding sleeve can reduce the processing requirement of the cavity of the pump body, improve the manufacturability of the pump body and reduce the production cost. By adopting the structure, the spring and the sliding sleeve can be firmly installed, and the pump body structure is more stable. And the sealing ring can improve the tightness of the pump body cavity.
Further, the pump body includes the first pump body and the second pump body of butt joint, is equipped with the trip on the outer cylinder of first pump body, is equipped with the buckle on the outer cylinder of second pump body, trip block dress in the buckle when first pump body and the butt joint of second pump body. The pump body adopts the connected mode of joint to be convenient for workman's assembly, has effectively improved assembly efficiency.
Further, the gear box body comprises a crankshaft connecting rod box, a cylinder transmission gear box and a crankshaft transmission gear box, the outer side surfaces of the cylinder transmission gear box and the crankshaft transmission gear box are cylindrical surfaces, the cylinder transmission gear box and the crankshaft transmission gear box are arranged below the crankshaft connecting rod box in parallel, a concave cavity is formed between the outer side surfaces of the cylinder transmission gear box and the crankshaft transmission gear box, and an oil pump is fixedly installed in the concave cavity. In a general hammering tool, because of the requirement of deceleration, the diameters of a cylinder transmission gear and a crankshaft transmission gear are larger, a cylinder transmission gear box and a crankshaft transmission gear box are also larger, a concave cavity with larger space is formed between the outer side surfaces of the two gear boxes, and an oil pump is arranged in the concave cavity, so that the characteristics and the space of the conventional hammering tool are fully utilized, and the change of the outline dimension of the hammering tool is avoided to the greatest extent.
Further, the outer side surfaces of the cylinder transmission gear box and the crankshaft transmission gear box are respectively provided with a mounting column, the center of the mounting column is provided with a first mounting hole, the center of the mounting lug is provided with a second mounting hole, and the mounting lug is fixedly connected with the mounting column. The oil pump can be mounted by adopting the connecting structure of the mounting lugs and the mounting columns only by additionally mounting common connecting pieces such as screws, and the oil pump is convenient to assemble and low in production cost.
Further, the hammering tool assembly further comprises a clutch, a key slot is formed in the outer cylindrical surface of the air cylinder, a transmission key is arranged on the inner cylindrical surface of the clutch, the clutch is sleeved on the outer cylindrical surface of the air cylinder, the transmission key is clamped in the key slot, locking teeth are arranged on the clutch, at least one vent hole is formed in any one locking tooth, and the positions of the vent holes corresponding to the locking teeth are identical. When the chisel operation, rotate the cylinder with the angle of adjustment cutter, the angle gear is confirmed by locking tooth and locking board joint, and clutch and cylinder pass through the fixed position of key connection maintenance circumferencial direction, after adopting such structure, the air vent can remain the same relative position with corresponding locking tooth all the time for hammering instrument can obtain unanimous lubrication state under arbitrary gear.
Further, the vent holes are uniformly arranged along the circumferential direction of the outer cylindrical surface of the cylinder, and the locking teeth are uniformly arranged along the circumferential direction of the inner cylindrical surface of the clutch. The design structure is simple by uniformly distributing, and the manufacturability of parts is good.
Further, the outer cylindrical surface of the cylinder is also provided with an oil storage tank and a circulating air hole, the oil storage tank extends along the axis direction of the cylinder, one end of the oil storage tank is arranged at the air hole, and the other end of the oil storage tank is arranged at the circulating air hole. The oil storage tank is arranged to store and buffer grease before the grease is sucked into the cylinder by the air holes, and lubrication can be formed in the axial direction of the cylinder when the cylinder rotates. By adopting the structure, the inner cavity of the cylinder, the vent hole, the oil storage tank and the circulating air hole form a circulating oil path, so that grease can enter the cylinder more smoothly.
In summary, when the cutter is always required to be in a vertically upward working state, the hammering tool with the circulating oil path system guides grease into the cylinder which is most required to be lubricated by reasonably arranging the oil outlet and the oil delivery hole, improves the lubrication condition of the hammering tool, and prolongs the service life of the hammering tool.
Drawings
FIG. 1 is a schematic diagram of an exploded view of a part of a hammering tool with circulation oil circuit system according to this embodiment;
FIG. 2 is a schematic view of a part of a cross-sectional structure of the hammering tool with circulation oil circuit system according to this embodiment;
Fig. 3 is a schematic structural view of an oil pump in the hammering tool with the circulation oil path system according to the present embodiment;
FIG. 4 is a schematic cross-sectional view of the oil pump in the hammering tool with the circulation oil circuit system according to this embodiment;
FIG. 5 is a schematic view of the structure of the housing in the hammering tool with the circulation oil circuit system according to this embodiment;
FIG. 6 is a schematic diagram of the explosion structure of the cylinder, clutch and housing of the hammering tool with the circulation oil circuit system according to this embodiment;
FIG. 7 is a schematic view of the hammering tool with circulation oil path system according to the present embodiment, partially cut-away structure at cylinder;
Fig. 8 is a schematic diagram showing a front view of a cylinder in the hammering tool with the circulation oil circuit system according to the embodiment;
The device comprises a shell body-1, a gearbox body-11, an oil outlet hole-110, a crankshaft connecting rod box-111, a cylinder transmission gearbox-112, a crankshaft transmission gearbox-113, a mounting column-114, a first mounting hole-115, a front cylinder-12, an oil delivery hole-120, a cylinder-2, a key slot-21, a vent hole-22, an oil storage tank-23, a circulating vent hole-24, an oil pump-3, a pump body-31, a cavity-310, a first oil cavity-310 a, a second oil cavity-310 b, an oil inlet nozzle-311, an oil outlet nozzle-312, an oil guide hole-313, a convex ring-314, a clamping hook-315, a clamping buckle-316, a mounting lug-317, a vibrating block-32, a second one-way valve-33, a spring-34, a sliding sleeve-35, a sealing ring-36, an oil delivery hole connector-4, an oil delivery hole connector-5, an oil pipe-6, a first one-way valve-7, a clutch-8, a transmission key-81, a locking tooth-82 and a locking plate-9.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1 and 2, a hammering tool with a circulating oil path system comprises a hammering tool component and a grease preparing component. The peening tool assembly includes a housing 1 and a cylinder 2. The housing 1 includes a transmission case 11 and a front cylinder 12, the front cylinder 12 being provided at a front end of the transmission case 11, and the cylinder 2 being mounted in the front cylinder 12. The grease mixing assembly comprises an oil pump 3, an oil outlet connector 4, an oil delivery hole connector 5 and an oil pipe 6, wherein two ends of the oil pump 3 are respectively provided with an oil inlet nozzle 311 and an oil outlet nozzle 312, and the oil inlet nozzle 311 is respectively connected with the oil outlet connector 4, the oil outlet nozzle 312 and the oil delivery hole connector 5 through the oil pipe 6. The rear end of the gearbox body 11 is provided with an oil outlet 110, an oil outlet connector 4 is arranged on the oil outlet 110, and a first one-way valve 7 which is in one-way conduction from the gearbox body 11 to the oil outlet connector 4 is further arranged between the oil outlet 110 and the oil outlet connector 4. The front cylinder 12 is provided with an oil delivery hole 120, the cylinder 2 is provided with a vent hole 22, the oil delivery hole 120 is arranged near the vent hole 22, and the oil delivery hole connector 5 is arranged on the oil delivery hole 120.
When the cutter of the hammering tool is often required to be in a vertically upward working state, grease in the transmission case 11 and even in the front cylinder 12 and the cylinder 2 is accumulated at the rear end of the transmission case 11 by the action of gravity, and lubrication state between the cylinder 2 and the front cylinder 12, between the cylinder 2 and the piston, and between the ram is poor. With such a structure, the excessive grease in the transmission case 11 can be effectively transferred to the cylinder 2, and the lubrication state between the cylinder 2 and the front cylinder 12, the cylinder 2 and the piston, and the hammer can be improved.
Specifically, as shown in fig. 3 and 4, the oil pump 3 includes a pump body 31, a vibrating block 32 and a second check valve 33, a cavity 310 is provided at the center of the pump body 31, an oil guiding hole 313 is provided at the center of an oil inlet nozzle 311 and an oil outlet nozzle 312, the oil guiding hole 313 is communicated with the cavity 310, the vibrating block 32 is slidably mounted in the cavity 310 and divides the cavity 310 into a first oil cavity 310a and a second oil cavity 310b, an oil pumping hole is provided at the center of the vibrating block 32 and is communicated with the first oil cavity 310a and the second oil cavity 310b, the second check valve 33 is arranged at one end of the oil pumping hole, and the second check valve 33 is unidirectionally communicated from the oil inlet nozzle 311 to the oil outlet nozzle 312. When the hammering tool vibrates, the vibration block 32 slides in the cavity 310 of the pump body 31. When the vibration mass 32 slides to one side so that the volume of the first oil chamber 310a becomes small and the volume of the second oil chamber 310b becomes large, resulting in a decrease in air pressure, at this time, the second check valve 33 is closed and the outside air pressure presses the grease into the second oil chamber 310b through the oil guide hole. When the vibration block 32 slides to the other side to enlarge the volume of the first oil chamber 310a and the volume of the second oil chamber 310b is reduced to increase the air pressure, the second check valve 33 is opened and the grease enters the first oil chamber 310a through the pump hole. When the vibration block 32 slides to the other side again to reduce the volume of the first oil chamber 310a, the second check valve 33 is closed, and the grease is pumped out of the oil guide hole 313 connected with the first oil chamber 310a, so that the grease is dispensed.
Preferably, one spring 34 is provided in each of the first oil chamber 310a and the second oil chamber 310b, and both ends of the spring 34 are abutted against the vibration block 32 and the pump body 31, respectively. The provision of the springs 34 ensures that the vibrating mass 32 is always in a neutral position in the cavity 310 of the pump body 31, avoiding that the vibrating mass 32 may slide to one side affecting the pumping efficiency.
The oil pump 3 further comprises a sliding sleeve 35, the sliding sleeve 35 is tubular, the sliding sleeve 35 is arranged in a cavity 310 of the pump body 31, the vibrating block 32 is slidably arranged in an inner hole of the sliding sleeve 35, two ends of the cavity 310 in the pump body 31 are respectively provided with a circle of convex rings 314, one end, away from the vibrating block 32, of the spring 34 is arranged in the convex rings 314, two ends of the sliding sleeve 35 are sleeved outside the convex rings 314, and a sealing ring 36 is arranged between the end of the sliding sleeve 35 and the end of the cavity of the pump body 31. The arrangement of the sliding sleeve 35 can reduce the processing requirement of the cavity 310 of the pump body 31, improve the manufacturability of the pump body 31 and reduce the production cost. By adopting the structure, the spring 34 and the sliding sleeve 35 can be firmly installed, and the pump body 31 is more stable in structure. The sealing ring 36 can improve the sealing performance of the cavity 310 of the pump body 31.
In this embodiment, the pump body 31 includes a first pump body and a second pump body that are in butt joint, a hook 315 is disposed on an outer cylindrical surface of the first pump body, a buckle 316 is disposed on an outer cylindrical surface of the second pump body, and the hook 315 is clamped in the buckle 316 when the first pump body is in butt joint with the second pump body. The pump body 31 adopts the connected mode of joint to be convenient for workman's assembly, has effectively improved assembly efficiency.
As shown in fig. 5, the transmission case 11 includes a crank link case 111, a cylinder drive gear case 112, and a crank drive gear case 113, the outer side surfaces of the cylinder drive gear case 112 and the crank drive gear case 113 are cylindrical surfaces, the cylinder drive gear case 112 and the crank drive gear case 113 are juxtaposed below the crank link case 111, a cavity is formed between the outer side surfaces of the cylinder drive gear case 112 and the crank drive gear case 113, and the oil pump 3 is fixedly installed in the cavity. In a general hammering tool, because of the requirement of deceleration, the diameters of a cylinder transmission gear and a crankshaft transmission gear are larger, the diameters of a cylinder transmission gear box 112 and a crankshaft transmission gear box 113 are also larger, a concave cavity with larger space is formed between the outer side surfaces of the two gear boxes, and in the installation of the concave cavity, the oil pump 3 fully utilizes the characteristics and the space of the existing hammering tool, and the change of the outline dimension of the hammering tool is avoided to the greatest extent.
The outer side surfaces of the cylinder transmission gear box 112 and the crankshaft transmission gear box 113 are respectively provided with a mounting column 114, the center of the mounting column 114 is provided with a first mounting hole 115, the center of a mounting lug 317 is provided with a second mounting hole 318, and the mounting lug 317 is fixedly connected with the mounting column 114. The oil pump 3 can be mounted by adopting the connecting structure of the mounting lugs 317 and the mounting columns 114 and only by adding common connecting pieces such as screws, and the like, thereby being convenient for assembly and having low production cost.
As shown in fig. 6, the hammering tool assembly further includes a clutch 8, a key slot 21 is provided on an outer cylindrical surface of the cylinder 2, a transmission key 81 is provided on an inner cylindrical surface of the clutch 8, the clutch 8 is sleeved on the outer cylindrical surface of the cylinder 2, the transmission key 81 is clamped in the key slot 21, locking teeth 82 are provided on the clutch 8, at least one vent hole 22 is provided on any one locking tooth 82, and positions of the vent holes 22 relative to the corresponding locking teeth 82 are the same. When the chisel operation is performed, the cylinder 2 is rotated to adjust the angle of the cutter, the angle gear is determined by the clamping connection of the locking teeth 82 and the locking plate 9, and the clutch 8 and the cylinder 2 are in a fixed position in the circumferential direction through the key connection.
In the present embodiment, the ventilation holes 22 are uniformly arranged in the circumferential direction of the outer cylindrical surface of the cylinder 2, and the locking teeth 82 are uniformly arranged in the circumferential direction of the inner cylindrical surface of the clutch 8. The design structure is simple by uniformly distributing, and the manufacturability of parts is good.
Meanwhile, as shown in fig. 7 and 8, the outer cylindrical surface of the cylinder 2 is further provided with an oil storage tank 23 and a circulation air hole 24, the oil storage tank 23 extends along the axial direction of the cylinder 2, one end of the oil storage tank 23 is provided at the air vent 22, and the other end of the oil storage tank 23 is provided at the circulation air hole 24. The oil reservoir 23 is provided so that grease is stored and buffered before being sucked into the cylinder 2 by the air holes, and lubrication is formed in the axial direction of the cylinder 2 when the cylinder 2 rotates. With such a structure, the inner cavity of the cylinder 2, the ventilation hole 22, the oil storage tank 23 and the circulation air hole 24 form a circulation oil path, so that grease can enter the cylinder 22 more smoothly.
Except for the above-mentioned structure, the hammering tool of the present invention is similar to the conventional hammering tool, and the structure is complex and the connection with the concept of the present invention is not great, so that the description is omitted.
In summary, when the cutter is always required to be in a vertically upward working state, the hammering tool with the circulation oil path system guides grease into the cylinder 22 which is most required to be lubricated by reasonably arranging the positions of the oil outlet 110 and the oil delivery hole 120, thereby improving the lubrication condition of the hammering tool and prolonging the service life of the hammering tool.
In summary, the foregoing description is only of the preferred embodiments of the invention, and is not intended to limit the invention to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (7)
1. A hammering tool with a circulating oil way system, which is characterized in that: comprises a hammering tool component and a grease blending component;
The hammering tool assembly comprises a shell and a cylinder, wherein the shell comprises a gearbox body and a front cylinder, the front cylinder is arranged at the front end of the gearbox body, and the cylinder is arranged in the front cylinder;
The oil mixing assembly comprises an oil pump, an oil outlet connector, an oil delivery hole connector and an oil pipe, wherein two ends of the oil pump are respectively provided with an oil inlet nozzle and an oil outlet nozzle, and the oil inlet nozzle is connected with the oil outlet connector, and the oil outlet nozzle is connected with the oil delivery hole connector through the oil pipe;
the rear end of the gearbox body is provided with an oil outlet, the oil outlet connector is arranged on the oil outlet, and a first one-way valve which is communicated unidirectionally from the gearbox body to the oil outlet connector is arranged between the oil outlet and the oil outlet connector;
The front cylinder is provided with an oil delivery hole, the air cylinder is provided with a vent hole, the oil delivery hole is arranged near the vent hole, and the oil delivery hole connector is arranged on the oil delivery hole;
The hammering tool assembly further comprises a clutch, wherein a key slot is formed in the outer cylindrical surface of the air cylinder, a transmission key is arranged on the inner cylindrical surface of the clutch, the clutch is sleeved on the outer cylindrical surface of the air cylinder, the transmission key is clamped in the key slot, locking teeth are arranged on the clutch, at least one vent hole is formed in any one locking tooth in a corresponding mode, and the positions of the vent holes relative to the corresponding locking teeth are the same;
The vent holes are uniformly arranged along the circumferential direction of the outer cylindrical surface of the air cylinder, and the locking teeth are uniformly arranged along the circumferential direction of the inner cylindrical surface of the clutch;
the cylinder is characterized in that an oil storage tank and a circulating air hole are further formed in the outer cylindrical surface of the cylinder, the oil storage tank extends along the axis direction of the cylinder, one end of the oil storage tank is arranged at the air hole, and the other end of the oil storage tank is arranged at the circulating air hole.
2. A hammering tool with a circulation oil path system according to claim 1, wherein: the oil pump comprises a pump body, a vibrating block and a second one-way valve, wherein a cavity is arranged in the center of the pump body, an oil guide hole is formed in the center of the oil inlet nozzle and the center of the oil outlet nozzle, the oil guide hole is communicated with the cavity, the vibrating block is slidably installed in the cavity and divides the cavity into a first oil cavity and a second oil cavity, the center of the vibrating block is provided with a pump oil hole communicated with the first oil cavity and the second oil cavity, the second one-way valve is arranged at one end of the pump oil hole, and the second one-way valve is in one-way conduction from the oil inlet nozzle to the direction of the oil outlet nozzle.
3. A hammering tool with a circulation oil path system according to claim 2, wherein: and springs are respectively arranged in the first oil cavity and the second oil cavity, and two ends of each spring are respectively abutted against the vibrating block and the pump body.
4. A hammering tool with a circulation oil path system according to claim 3, wherein: the oil pump still includes the sliding sleeve, the sliding sleeve is tubulose, the sliding sleeve is installed in the cavity of the pump body, vibrating mass slidable mounting is in the hole of sliding sleeve, the both ends of the interior cavity of the pump body are equipped with round bulge loop respectively, the one end that the vibrating mass was kept away from to the spring is installed in the bulge loop, the both ends suit of sliding sleeve is in the bulge loop outside, be equipped with the sealing washer between the tip of sliding sleeve and the cavity tip of the pump body.
5. A hammering tool with a circulation oil path system according to claim 2, wherein: the pump body is equipped with the trip including the first pump body and the second pump body of butt joint on the outer cylinder of first pump body, be equipped with the buckle on the outer cylinder of second pump body, trip block dress is in the buckle when first pump body and the butt joint of second pump body.
6. A hammering tool with a circulation oil path system according to claim 1, wherein: the gearbox body comprises a crankshaft connecting rod box, a cylinder transmission gear box and a crankshaft transmission gear box, the outer side surfaces of the cylinder transmission gear box and the crankshaft transmission gear box are cylindrical surfaces, the cylinder transmission gear box and the crankshaft transmission gear box are arranged below the crankshaft connecting rod box in parallel, a concave cavity is formed between the outer side surfaces of the cylinder transmission gear box and the crankshaft transmission gear box, and the oil pump is fixedly arranged in the concave cavity.
7. The peening tool with a circulation oil system according to claim 6, wherein: the cylinder transmission gear box and the crankshaft transmission gear box are respectively provided with a mounting column on the outer side face, the center of the mounting column is provided with a first mounting hole, the center of the mounting lug is provided with a second mounting hole, and the mounting lug is fixedly connected with the mounting column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810962536.XA CN108747986B (en) | 2018-08-22 | 2018-08-22 | Hammering tool with circulating oil way system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810962536.XA CN108747986B (en) | 2018-08-22 | 2018-08-22 | Hammering tool with circulating oil way system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108747986A CN108747986A (en) | 2018-11-06 |
| CN108747986B true CN108747986B (en) | 2024-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810962536.XA Active CN108747986B (en) | 2018-08-22 | 2018-08-22 | Hammering tool with circulating oil way system |
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| Country | Link |
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| CN (1) | CN108747986B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5782616A (en) * | 1995-10-11 | 1998-07-21 | Hyundai Motor Company | Oil pump of the forced lubrication system |
| JP2004114250A (en) * | 2002-09-27 | 2004-04-15 | Hitachi Koki Co Ltd | Lubricating mechanism for hammering tool |
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| CN208729712U (en) * | 2018-08-22 | 2019-04-12 | 武义华丽电器制造有限公司 | A kind of fullering tool with circulation oil line system |
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| US5782616A (en) * | 1995-10-11 | 1998-07-21 | Hyundai Motor Company | Oil pump of the forced lubrication system |
| JP2004114250A (en) * | 2002-09-27 | 2004-04-15 | Hitachi Koki Co Ltd | Lubricating mechanism for hammering tool |
| CN202157935U (en) * | 2011-07-25 | 2012-03-07 | 北京普发兴业动力科技发展有限责任公司 | Lubrication device of compressors |
| CN105003812A (en) * | 2015-08-05 | 2015-10-28 | 张红松 | Circulating filtration oil way system and hammering tool |
| CN205734765U (en) * | 2016-06-01 | 2016-11-30 | 苏州宝时得电动工具有限公司 | Power tool |
| CN107791213A (en) * | 2017-10-23 | 2018-03-13 | 武义华丽电器制造有限公司 | A kind of fullering tool with grease deployment device |
| CN208729712U (en) * | 2018-08-22 | 2019-04-12 | 武义华丽电器制造有限公司 | A kind of fullering tool with circulation oil line system |
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| CN108747986A (en) | 2018-11-06 |
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