CN210759999U - Chisel holds anti-vibration device - Google Patents
Chisel holds anti-vibration device Download PDFInfo
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- CN210759999U CN210759999U CN201921133356.7U CN201921133356U CN210759999U CN 210759999 U CN210759999 U CN 210759999U CN 201921133356 U CN201921133356 U CN 201921133356U CN 210759999 U CN210759999 U CN 210759999U
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- guide rod
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Abstract
The utility model provides a chisel holding vibration-proof device, belonging to the technical field of vibration-proof of hand-held devices, comprising a chisel body provided with a plurality of bulges; the holding cylinder is sleeved outside the chisel body, and a plurality of bosses and a plurality of radial through holes are arranged on the inner wall of the holding cylinder; the spring is obliquely arranged, and two ends of the spring are respectively and correspondingly connected with a bulge and a boss; and the guide rod is inserted in the radial through hole, the inner side end of the guide rod is in contact with the chisel body, the guide rod is used for guiding the chisel body during hammering, and the guide rod is made of rubber. The utility model provides a pair of chisel holds anti-vibration device, simple structure can absorb chisel because of receiving the vibration that the anti-vibration power arouses, has reduced injury and influence that the vibration brought for the operation personnel, and then has improved work efficiency.
Description
Technical Field
The utility model belongs to the technical field of the handheld device antivibration, more specifically say, relate to a chisel holds anti-vibration device.
Background
The method of using a hammer to strike a chisel to cut a metal workpiece is called chiseling and is also called chiseling. In the assembly work of industrial production, operations such as removing flanges and burrs on a blank, dividing materials, chiseling planes, oil grooves and the like are frequently required, and the chiseling is generally applied to occasions inconvenient for machining. In order to improve the accuracy of hammering, a bench worker often needs to hold a chisel, when the chisel is used for chiseling, after a hammer strikes the chisel, the chisel impacts metal to generate large counter-vibration force, the direction of the counter-vibration force is uncertain, the hand of an operator is easily shaken to be numb, and the operator is easily injured under severe conditions.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a chisel holds anti-vibration device, aim at solving chisel and being given the problem of operation personnel for the whole transmissions of vibration that produce after being hammered.
In order to achieve the above object, the utility model adopts the following technical scheme: provided is a chisel hand-held vibration preventing device comprising:
the chisel body is provided with a plurality of bulges;
the holding cylinder is sleeved outside the chisel body, and a plurality of bosses and a plurality of radial through holes are arranged on the inner wall of the holding cylinder;
the spring is obliquely arranged, and two ends of the spring are respectively and correspondingly connected with a bulge and a boss; and
the guide rod is inserted into the radial through hole, the inner side end of the guide rod is in contact with the chisel body, the guide rod is used for guiding the chisel body during hammering, and the guide rod is made of rubber.
Further, the protrusions are circumferentially and uniformly distributed around the chisel body, and the bosses are circumferentially and uniformly distributed around the inner wall of the holding cylinder.
Further, the bulges and the bosses are arranged in an upper-lower double layer mode.
Further, the axis of the spring and the horizontal plane form an included angle of 45 degrees.
Furthermore, the two layers of bosses are respectively arranged at the upper end and the lower end of the inner wall of the holding cylinder.
Furthermore, the vertical position of the boss at the upper layer is higher than that of the boss at the upper layer, and the vertical position of the boss at the lower layer is lower than that of the boss at the lower layer.
Furthermore, the holding cylinder is formed by splicing two semicircular tile-shaped shells.
Furthermore, the shell is equipped with the connecting plate, the one end of connecting plate is semicircle form and the center is equipped with the connecting hole, two the shell is with the help of passing simultaneously the round pin axle concatenation of connecting hole.
Further, the housing is also provided with a mounting plate and mounting holes provided on the mounting plate, and the housing is also connected by means of bolts passing through the mounting holes at the same time.
Further, the handle sleeve is sleeved on the upper end portion of the holding cylinder.
The utility model provides a pair of chisel holds anti-vibration device's beneficial effect lies in: compared with the prior art, the chisel body is connected with the holding cylinder through the spring, so that the vibration transmitted to the holding cylinder can be reduced when the chisel body vibrates; the spring is the slope setting to at the inside even symmetry that distributes of a section of thick bamboo of holding, when keeping the balance of chisel body, can take place the non-axial energy of absorption when vibrating at a section of thick bamboo of holding, when using hammer hammering chisel body, the spring that the shock of twinkling of an eye can only make the slope absorbs very little energy, nevertheless receives when the back vibration power at the chisel body, can produce long-time vibration, and the spring can absorb the energy, and greatly reduced transmits the vibration on holding a section of thick bamboo.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions 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 it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a hand-held anti-vibration device of a chisel according to an embodiment of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic structural view of the grip barrel and the glove hidden in FIG. 1;
fig. 4 is a schematic structural view of the chisel body of fig. 1;
FIG. 5 is a schematic structural view of the grip barrel of FIG. 1;
fig. 6 is a schematic structural view of the housing of fig. 5.
In the figure: 1. a chisel body; 11. a protrusion; 2. a barrel is held; 21. a housing; 22. a radial through hole; 23. a connecting plate; 24. connecting holes; 25. mounting a plate; 26. mounting holes; 27. a boss; 3. a spring; 4. a guide bar; 5. a hand-held sleeve.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 3, a hand-held vibration-proof device for a chisel according to the present invention will now be described. The chisel hand-held vibration-proof device comprises a chisel body 1, a holding cylinder 2, a spring 3 and a guide rod 4. The chisel body 1 is provided with a plurality of bulges 11; the holding cylinder 2 is sleeved outside the chisel body 1, and a plurality of bosses 27 and a plurality of radial through holes 22 are arranged on the inner wall of the holding cylinder; the spring 3 is obliquely arranged, and two ends of the spring are respectively and correspondingly connected with a bulge 11 and a boss 27; and the guide rod 4 is inserted into the radial through hole 22, the inner side end of the guide rod is in contact with the chisel body 1, the guide rod 4 is used for guiding the chisel body 1 during hammering, and the guide rod 4 is made of rubber.
Compared with the prior art, the utility model provides a chisel holds anti-vibration device, the outside of chisel body 1 sets up and holds a section of thick bamboo 2, is equipped with a plurality of archs 11 on chisel body 1, holds a plurality of bosss 27 on the inner wall of a section of thick bamboo 2, and one end and the arch 11 of spring 3 are connected, and the other end is connected with boss 27, and this kind of connected mode makes chisel body 1 keep holding the inside of a section of thick bamboo 2; the spring 3 is obliquely arranged inside the holding cylinder 2, when an operator uses a hammer to hammer the chisel body 1, the chisel body 1 instantly receives a force along the axial direction of the chisel body 1, the chiseling distance is small, so that the spring 3 moves very little along the axial direction of the chisel body 1, the spring 3 can only absorb very little hammering energy, when the chisel body 1 is subjected to a reverse vibration force, the chisel body 1 and the holding cylinder 2 move relatively greatly, the spring 3 deforms greatly, more energy is absorbed, and vibration transmitted to the operator is reduced; the guide rod 4 penetrates through the radial through hole 22 of the holding cylinder 2, the end part of the guide rod is in contact with the chisel body 1, the chisel body 1 can be guaranteed to move axially along the chisel body 1 when receiving hammering, when the chisel body 1 is shaken by a back vibration force, the chisel body 1 can extrude the guide rod 4 made of rubber into the radial through hole 22, the guide rod 4 is prevented from being damaged, and the guide rod 4 can guarantee axial movement of chisel bodies 1 of different specifications; the utility model provides a chisel holds anti-vibration device simple structure, makes easily to absorption chisel body 1 that can be fine is because of the vibration that the anti-vibration power arouses.
As a specific embodiment of the vibration-proof device is held to a chisel provided by the utility model, please refer to fig. 3, the protrusion 11 is circumferentially uniformly distributed around the chisel body 1, and the boss 27 is circumferentially uniformly distributed around the inner wall of the holding cylinder 2. Adopt the mode of circumference equipartition, can make the better vibration that absorbs the chisel body 1 of spring 3, the anti-power of shaking that balanced chisel body 1 received increases operation personnel's comfort.
In this embodiment, the spring connecting pieces are installed at the two ends of the spring 3 and directly welded to the protrusions 11 and the bosses 27, so that the connection strength of the spring 3 can be effectively ensured, and the spring 3 cannot be disconnected in the compression or extension process.
As a specific embodiment of the vibration-proof device for holding on a chisel provided by the present invention, please refer to fig. 3, the protrusions 11 and the bosses 27 are arranged in an upper-lower double layer. The bulges 11 and the bosses 27 are arranged into an upper layer and a lower layer, so that the springs 3 can be transferred to the greatest extent by shaking when the chisel body 1 vibrates, and further the springs 3 can deform greatly, absorb more energy and play a better vibration reduction effect.
In this embodiment, the protrusions 11, the bosses 27 and the springs 3 are six and are equally divided into an upper layer and a lower layer. The six bulges 11, the six bosses 27 and the six springs 3 are uniformly distributed around the chisel body 1 in an up-and-down double-layer mode, the angle between every two bulges 11 on the same layer is 120 degrees, under the condition of saving space and cost, the chisel body 1 can keep balance in the holding cylinder 2 to the maximum extent during vibration, and vibration can be well absorbed.
As a specific embodiment of the vibration-proof device for holding on a chisel provided by the present invention, please refer to fig. 3, an included angle of 45 ° is formed between the axis of the spring 3 and the horizontal plane. Set spring 3 to 45 can absorb the vibration that more anti-vibration power brought when guaranteeing that chisel body 1 keeps optimum balance in holding a section of thick bamboo 2, make to chisel body holds the biggest effect of anti-vibration device performance.
As a specific embodiment of the vibration-proof device for holding a chisel provided by the present invention, please refer to fig. 6, two layers of bosses 27 are respectively disposed at the upper and lower ends of the inner wall of the holding cylinder 2. The bosses 27 are arranged at the two ends of the inner wall of the holding cylinder 2, so that the stability of the chisel body 1 is improved, and the chisel body 1 can absorb more vibration due to the large length of the spring 3 when vibrating.
As a specific embodiment of the utility model, please refer to fig. 2 and 3, the vertical position of the upper boss 27 is higher than the upper protrusion 11, and the vertical position of the lower boss 27 is lower than the lower protrusion 11. In such an arrangement, the spring 3 can be arranged obliquely, and the chisel body 1 can be always kept in the holding cylinder 2 when the chisel body 1 vibrates; the spring 3 may be protected from being damaged.
As a specific embodiment of the vibration-proof device for holding on a chisel provided by the present invention, please refer to fig. 5 and 6, the holding cylinder 2 is formed by splicing two semicircular tile-shaped shells 21. When the holding cylinder 2 is manufactured, a pipe with a moderate diameter is directly cut to form two semi-circular tile-shaped shells 21, so that the manufacturing is facilitated and the processing is convenient; when it is necessary to combine the two housings 21 into the grip barrel 2, the two housings 21 may be directly welded together for convenience.
As a specific embodiment of the vibration-proof device for holding a chisel provided by the present invention, please refer to fig. 6, the housing 21 is provided with a connecting plate 23, one end of the connecting plate 23 is semicircular and the center is provided with a connecting hole 24, and the two housings 21 are spliced together by means of a pin shaft passing through the connecting hole 24 at the same time. The connecting plates 23 are arranged at the longitudinal end parts of the shells 21, the connecting plates 23 are provided with the connecting holes 24, when the two shells 21 are required to be placed together to form the holding cylinder 2, the connecting plates 23 on the two shells 21 are overlapped together up and down, the connecting holes 24 are coaxial, the connecting holes 24 are penetrated with the pin shaft, the pin shaft and the connecting plates 23 form a structure similar to a hinge, and free rotation between the two shells 21 is realized.
As a specific embodiment of the vibration-proof device for holding a chisel according to the present invention, please refer to fig. 6, the housing 21 further has a mounting plate 25 and a mounting hole 26 formed on the mounting plate 25, and the housing 21 is connected together by means of a bolt passing through the mounting hole 26. The other longitudinal end part of the outer shell 21 is provided with the mounting plate 25, the mounting plate 25 is provided with the mounting hole 26, when the two mounting plates 25 are contacted, the two mounting holes 26 are exactly coaxial, at the moment, bolts simultaneously penetrate through the mounting holes 26 on the two mounting plates 25, and then nuts are matched to realize that the two outer shells 21 form the holding cylinder 2 when being buckled together, so that the arrangement mode can change the outer shell 21 into a detachable mode, and the processing and the manufacturing of the radial through hole 22 and the boss 27 in the outer shell 21 are facilitated.
As a specific embodiment of the vibration-proof device for holding on a chisel provided by the present invention, please refer to fig. 1, further comprising a hand-held sleeve 5, wherein the hand-held sleeve 5 is sleeved on the upper end of the holding cylinder 2. Set up handheld cover 5, can be favorable to the operation personnel to holding controlling of a section of thick bamboo 2, when setting up handheld cover 5 into the rubber sleeve, can also play the effect of damping, be favorable to enlarging the utility model provides a chisel holds anti-vibration device's application scope.
In this embodiment, a plurality of anti-slip protrusions are disposed on the exterior of the hand-held sleeve 5. The plurality of anti-slip bulges with uncertain positions are arranged outside the handheld sleeve 5, so that the friction force between the hand of an operator and the handheld sleeve 5 can be increased, the operator can stably hold the holding barrel 2, and the unstable holding condition caused by the vibration of the holding barrel 2 is avoided.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A chisel hand holding anti-vibration device, characterized by comprising:
the chisel body is provided with a plurality of bulges;
the holding cylinder is sleeved outside the chisel body, and a plurality of bosses and a plurality of radial through holes are arranged on the inner wall of the holding cylinder;
the spring is obliquely arranged, and two ends of the spring are respectively and correspondingly connected with a bulge and a boss; and
the guide rod is inserted into the radial through hole, the inner side end of the guide rod is in contact with the chisel body, the guide rod is used for guiding the chisel body during hammering, and the guide rod is made of rubber.
2. A chisel hand held anti-vibration device as defined in claim 1 wherein said projections are circumferentially spaced around said chisel body and said bosses are circumferentially spaced around the inner wall of said barrel.
3. A chisel hand hold anti-vibration device as defined in claim 2 wherein said projections and said bosses are arranged in a double up and down arrangement.
4. A chipper hand grip anti-vibration apparatus as claimed in claim 1 wherein the axis of said spring is at an angle of 45 ° to the horizontal.
5. A chisel hand held anti-vibration device as defined in claim 1 wherein two layers of said projections are provided on the upper and lower ends of the inner wall of said barrel.
6. A hand-held anti-vibration device for a chipper as claimed in claim 5 wherein the projections of the upper layer are vertically higher than the projections of the upper layer and the projections of the lower layer are vertically lower than the projections of the lower layer.
7. A chipper hand held anti-vibration device as claimed in claim 1 wherein the barrel is formed by splicing two half round tile shaped shells.
8. A hand-held anti-vibration device for a chipper as claimed in claim 7 wherein said housing is provided with a connecting plate, one end of said connecting plate being semicircular and having a connecting hole in the centre thereof, and the two housings are joined together by means of a pin which passes through both said connecting holes.
9. A chipper hand grip anti-vibration unit as claimed in claim 8, wherein the housing is further provided with a mounting plate and mounting holes provided in the mounting plate, the housing being further attached by means of bolts which simultaneously pass through the mounting holes.
10. A chisel hand hold anti-vibration means as defined in any one of claims 1 to 9 further including a hand sleeve which is received over the upper end of the barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921133356.7U CN210759999U (en) | 2019-07-18 | 2019-07-18 | Chisel holds anti-vibration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921133356.7U CN210759999U (en) | 2019-07-18 | 2019-07-18 | Chisel holds anti-vibration device |
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| Publication Number | Publication Date |
|---|---|
| CN210759999U true CN210759999U (en) | 2020-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921133356.7U Active CN210759999U (en) | 2019-07-18 | 2019-07-18 | Chisel holds anti-vibration device |
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| CN (1) | CN210759999U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254103A (en) * | 2019-07-18 | 2019-09-20 | 新兴铸管股份有限公司 | A kind of chisel holding antihunting device |
-
2019
- 2019-07-18 CN CN201921133356.7U patent/CN210759999U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110254103A (en) * | 2019-07-18 | 2019-09-20 | 新兴铸管股份有限公司 | A kind of chisel holding antihunting device |
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