CN204183514U - One draws hammer device - Google Patents
One draws hammer device Download PDFInfo
- Publication number
- CN204183514U CN204183514U CN201420650057.1U CN201420650057U CN204183514U CN 204183514 U CN204183514 U CN 204183514U CN 201420650057 U CN201420650057 U CN 201420650057U CN 204183514 U CN204183514 U CN 204183514U
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- Prior art keywords
- sleeve
- bearing
- slide bar
- hammer
- hammer device
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Abstract
The utility model provides one and draws hammer device, belongs to the bearing disassembling device field of mining machine, the hammer body comprising slide bar and be connected with sliding bar.One end of slide bar is provided with baffle plate, and the other end is provided with sleeve.Sleeve is provided with the fastening structure for fastening bearing.Use this draw hammer device time, by the fastening structure on sleeve, bearing is fastening, then hammer body is pulled at full tilt fast, make hammer body along sliding bar until impingement baffles, hammer body is applied to the very large instantaneous force of baffle plate, makes baffle belt moving slide-bar, slide bar band moving sleeve, sleeve has played to bearing the effect of pulling out, thus is extracted by bearing.What the utility model provided draw, and hammer device can well by the bearing removal on mining machine, and structure is simple, is easy to operation.
Description
Technical field
The utility model relates to the bearing disassembling device field of mining machine, draws hammer device in particular to one.
Background technology
In conventional mining machine, such as coal-winning machine, bearing is important drive disk assembly, and bearing in mining process, be subject to hard hit and long-term wearing and tearing can cause decline service life, therefore needs to carry out demolition and replacement to bearing.But bearing after a protracted use, owing to getting rusty, the reason such as corrosion, bearing is difficult to extract.Existing bearing removal method is generally use sledgehammer to beat, and then manually extract bearing, this method not only wastes time and energy, and is difficult to bearing to be extracted.
Utility model content
The utility model provides one and draws hammer device, is intended to improve the problems referred to above.
The utility model is achieved in that
One draws hammer device, the hammer body comprising slide bar and be connected with described sliding bar;
One end of described slide bar is provided with baffle plate, and the other end is provided with sleeve;
Described sleeve is provided with the fastening structure for fastening bearing.
Further, described sleeve lining is provided with internal thread.
By arranging internal thread on described sleeve lining, internal thread can with bearing fit, described sleeve and bearing are twisted and are connected together, reach the object of fastening bearing, pull out bearing to rise.
Further, the sidewall of described sleeve is provided with at least two screwed holes coordinated with trip bolt.
By the sidewall at described sleeve, at least two described screwed holes are set, when fastening bearing, first by described jacket casing on bearing, then screw is screwed into until bearing clamps by screw from described screwed hole, thus reach the object of fastening bearing, pull out bearing to rise.
Further, described screwed hole is four and is in a center of symmetryly uniformly distributed.
By described screwed hole is set to four, and described screwed hole is in a center of symmetry to be uniformly distributed, when fastening bearing, four screws are adopted to be screwed into from four described screwed holes respectively, all around, four direction plays snap action to bearing respectively, it is fastening more firm to make, and pulls out bearing to rise.
Further, described sleeve is provided with chuck away from one end of described slide bar.
By arranging described chuck at described sleeve away from one end of described slide bar, bearing can clamp by described chuck well, fastening firm, pulls out bearing to rise.
Further, described sleeve and described baffle plate weld with described slide bar respectively and form one.
One is formed by described sleeve and described baffle plate being welded with described slide bar respectively, rise pull out bearing time, described hammer body applies a very large instantaneous force to described baffle plate, because described baffle plate, described slide bar and described sleeve shaped are integral, described baffle plate is enable to drive described slide bar and described sleeve well, the instantaneous force that described hammer body is applied to described baffle plate passes to described sleeve, makes described sleeve produce pulling force to bearing, and then is extracted by bearing.
Further, described slide bar is tubulose, and the middle part of described baffle plate is provided with adjusting rod, and described adjusting rod stretches in described slide bar by the opening of described slide bar one end, and described slide bar is provided with the locking device for being fixed by adjusting rod at opening part.
By arranging described adjusting rod, described adjusting rod can be stretched in described slide bar, realize the object of the spacing regulating described baffle plate and described axle sleeve thus, namely the impulse stroke of described hammer body can be regulated, different operating environment can not only be adapted to, and the size of described tup action power can be regulated.
Further, described hammer body is provided with handle, described handle is two, is arranged at the both sides that described hammer body is relative respectively.By arranging described handle on described hammer body, user can pull described hammer body by pulling described handle, is convenient to user's operation.By described handle is set to two, and two described handles are arranged at the relative both sides of described hammer body respectively, make two people can jointly with the use of, operate simultaneously, make to pull the active force of described hammer body larger, pulling force is larger, more easily extracts bearing.
Further, described handle is U-shaped, and the openend of described handle is connected with described hammer body.
The hand of the convenient people of described handle is made to grip and exert oneself.
Further, described baffle plate is provided with boss away from the side of described slide bar.
By arranging described boss at described baffle plate away from the side of described slide bar, described boss has booster action to described baffle plate, and after preventing Long-Time Service, described baffle plate produces distortion under the active force of described hammer body, the transmission of influence power, and impact normally uses.
The utility model is by drawing the hammer body that hammer device arranges slide bar and is connected with sliding bar, in one end of slide bar, baffle plate is set, the other end arranges sleeve, sleeve arranges the fastening structure being used for fastening bearing, use this draw hammer device time, by the fastening structure on sleeve, bearing is fastening, then hammer body is pulled at full tilt fast, make hammer body along sliding bar until impingement baffles, hammer body is applied to the very large instantaneous force of baffle plate, makes baffle belt moving slide-bar, slide bar band moving sleeve, sleeve has played to bearing the effect of pulling out, thus is extracted by bearing.
What the utility model provided draw, and hammer device can well by the bearing removal on mining machine, and structure is simple, is easy to operation.
Accompanying drawing explanation
Fig. 1 shows the structure of drawing hammer device that the utility model embodiment 1 provides;
Fig. 2 shows the structure of drawing hammer device that the utility model embodiment 2 provides;
Fig. 3 shows the plan structure of drawing the hammer body of hammer device that the utility model embodiment 2 provides;
Fig. 4 shows the structure of drawing hammer device that the utility model embodiment 3 provides;
Fig. 5 shows the structure of drawing the sleeve of hammer device that the utility model embodiment 4 provides;
Fig. 6 shows the structure of drawing hammer device that the utility model embodiment 5 provides.
In accompanying drawing, the structure that Reference numeral represents is as follows:
101-slide bar; 102-hammer body; 103-baffle plate; 104-sleeve; 105-handle; 106-boss; 107-screwed hole; 108-chuck; 109-adjusting rod; 110-locking device.
Detailed description of the invention
Inventor of the present utility model carries out finding in the process of mining activity at use mining machine equipment, when carrying out demolition and replacement to bearing, bearing after a protracted use, owing to getting rusty, the reason such as corrosion, bearing is difficult to extract, and existing bearing removal method is generally use sledgehammer to beat, and then manually extracts bearing, this method not only wastes time and energy, and is difficult to bearing to be extracted.Inventor of the present utility model finds that existing bearing removal method is difficult to directly apply active force to bearing, inventor expects adopting the method indirectly bearing being applied to active force, namely adopt and draw hammer device, active force is applied to baffle plate by hammer body, then baffle belt moving sleeve, sleeve applies pulling force to bearing, and arrange on sleeve can the fastening structure of fastening bearing well, more effectively rises and pulls out bearing.
Below in conjunction with accompanying drawing, the hammer device that draws that the utility model provides is illustrated:
Embodiment 1
Fig. 1 shows the structure of drawing hammer device that the utility model embodiment 1 provides; Refer to Fig. 1, the utility model example 1 provides one and draws hammer device, and this draws hammer device to be mainly used in the dismounting of coal-winning machine bearing.This hammer body 102 drawing hammer device to comprise slide bar 101 and be slidably connected with slide bar 101.One end of slide bar 101 is provided with baffle plate 103, and the other end is provided with sleeve 104.Sleeve 104 is provided with the fastening structure for fastening bearing.
Use this draw hammer device time, by the fastening structure on sleeve 104, bearing is fastening, then hammer body 102 is pulled at full tilt fast, hammer body 102 is made to slide until impingement baffles 103 along slide bar 101, hammer body 102 is applied to the very large instantaneous force of baffle plate 103, and make baffle plate 103 be with moving slide-bar 101, moving sleeve 104 is with by slide bar 101, sleeve 104 pairs of bearings have played the effect of pulling out, thus are extracted by bearing.
What the utility model provided draw, and hammer device can well by the bearing removal on mining machine, and structure is simple, is easy to operation.This hammer device that draws can not only, for working the bearing pulled out on mining machine, can also be used for pulling out other parts or article, such as pin, screw rod, bolt.
Embodiment 2
Fig. 2 shows the structure of drawing hammer device that the utility model embodiment 2 provides; Fig. 3 shows the plan structure of drawing the hammer body 102 of hammer device that the utility model embodiment 2 provides; Refer to Fig. 2 and Fig. 3, the utility model embodiment 2 provides one and draws hammer device, and this draws hammer device to comprise all technical characteristic drawing hammer device that embodiment 1 provides, and this draws hammer device also to comprise following technical characteristic:
Sleeve 104 inwall is provided with internal thread.By arranging internal thread on sleeve 104 inwall, internal thread can with bearing fit, sleeve 104 is twisted with bearing and is connected together, reach the object of fastening bearing, pull out bearing to rise.
Sleeve 104 and baffle plate 103 weld with slide bar 101 respectively and form one.Sleeve 104, baffle plate 103, slide bar 101 and hammer body 102 generally adopt metal to make, one is formed by sleeve 104 and baffle plate 103 being welded with slide bar 101 respectively, rise pull out bearing time, hammer body 102 pairs of baffle plates 103 apply a very large instantaneous force, because baffle plate 103, slide bar 101 and sleeve 104 form one, make baffle plate 103 can be with moving slide-bar 101 and sleeve 104 well, the instantaneous force that hammer body 102 is applied to baffle plate 103 passes to sleeve 104, make sleeve 104 pairs of bearings produce pulling force, and then bearing is extracted.
When making this and drawing hammer device, be generally first slide bar 101 and baffle plate 103 are welded together.Hammer body 102 is generally cylindrical, and its axis place is provided with through hole, and the aperture of through hole is greater than the diameter of slide bar 101, is enclosed within slide bar 101 by hammer body 102, then sleeve 104 and slide bar 101 is welded together.Baffle plate 103, slide bar 101 and sleeve 104 form an entirety thus.
In actual use, due to the difference of bearing type and model, the size of the sleeve 104 of needs is also different, can by the different sleeve 104 of welding to reach the object of the different bearing of dismounting.Certain sleeve 104 can be designed as with slide bar 101 and removably connects, and when needing to dismantle different bearings, only need change different sleeves 104.
Hammer body 102 is provided with handle 105.By arranging handle 105 on hammer body 102, user can pull hammer body 102 by pull handle 105, is convenient to user's operation.
Handle 105 is two, is arranged at the both sides that hammer body 102 is relative respectively.By handle 105 is set to two, and two handles 105 are arranged at the relative both sides of hammer body 102 respectively, make two people can jointly with the use of, operate, make to pull the active force of hammer body 102 larger, pulling force is larger, more easily extracts bearing simultaneously.
Handle 105 is U-shaped, and the openend of handle 105 is connected with hammer body 102.The hand of the convenient people of handle 105 is made to grip and exert oneself.
Baffle plate 103 is provided with boss 106 away from the side of slide bar 101.By arranging boss 106 at baffle plate 103 away from the side of slide bar 101, boss 106 pairs of baffle plates 103 have booster action, and after preventing Long-Time Service, baffle plate 103 produces distortion under the active force of hammer body 102, the transmission of influence power, and impact normally uses.
Use this draw hammer device time, by the internal thread on sleeve 104, bearing is fastening, hold and be held on handle 105, then quick pull handle 105 at full tilt, make hammer body 102 slide until impingement baffles 103 along slide bar 101, hammer body 102 is applied to the very large instantaneous force of baffle plate 103, baffle plate 103 is made to be with moving slide-bar 101, moving sleeve 104 is with by slide bar 101, and sleeve 104 pairs of bearings have played the effect of pulling out, thus are extracted by bearing.
Hammer body 102 is applied to baffle plate 103 instantaneous force and is determined by the length of the weight and slide bar 101 of drawing hammer, the length of the weight of hammer and slide bar 101 can be drawn to regulate active force by regulating.
Generally jointly coordinated by two people during execute-in-place, also can a people be used alone.On-the-spot mainly to use in the region that space is less, but this draws hammer, and device vertically can place use, also can use by slant setting, determine according to the actual conditions at scene.
Embodiment 3
The utility model embodiment 3 provides one and draws hammer device, and this draws hammer device to be only that the structure of sleeve 104 is different from the difference hammering device into shape of drawing that embodiment 2 provides.
Fig. 4 shows the structure of drawing hammer device that the utility model embodiment 3 provides; Refer to Fig. 4, what the utility model embodiment 3 provided draws the sidewall of the sleeve 104 of hammer device to be provided with at least two screwed holes coordinated with trip bolt 107.At least two screwed holes 107 are set by the sidewall at sleeve 104, when fastening bearing, first sleeve 104 are enclosed within bearing, then screw are screwed into until bearing clamps by screw from screwed hole 107, thus reach the object of fastening bearing, pull out bearing to rise.
Screwed hole 107 is four and is in a center of symmetryly uniformly distributed.By screwed hole 107 is set to four, and screwed hole 107 is in a center of symmetry is uniformly distributed, when fastening bearing, four screws are adopted to be screwed into from four screwed holes 107 respectively, all around, four direction plays snap action to bearing respectively, and it is fastening more firm to make, and pulls out bearing to rise.
Embodiment 4
The utility model embodiment 4 provides one and draws hammer device, and this draws hammer device to be only that the structure of sleeve 104 is different from the difference hammering device into shape of drawing that embodiment 2 provides.
Fig. 5 shows the structure of drawing the sleeve 104 of hammer device that the utility model embodiment 4 provides; Refer to Fig. 5, what the utility model embodiment 4 provided draws the sleeve 104 of hammer device that one end of slide bar 101 is provided with chuck 108.By arranging chuck 108 at sleeve 104 away from one end of slide bar 101, bearing can clamp by chuck 108 well, fastening firm, pulls out bearing to rise.
Chuck 108 is the existing mechanical device for clamping work pieces.Chuck 108 generally comprises chuck body, movable jaw and claw driving mechanism.Claw driving mechanism generally adopts bevel gear transmission, regulates moving radially of movable jaw with the square hole that spanner inserts on chuck body.Chuck 108 utilize be distributed on movable jaw on chuck body move radially a Workpiece clamping.The quantity of movable jaw is generally three.
Embodiment 5
Fig. 6 shows the structure of drawing hammer device that the utility model embodiment 5 provides; Refer to Fig. 6, the utility model embodiment 5 provides one and draws hammer device, and this difference hammering device into shape of drawing of drawing hammer device and embodiment 2 to provide only is:
Slide bar 101 is tubulose, and the middle part of baffle plate 103 is provided with adjusting rod 109, and adjusting rod 109 stretches in slide bar 101 by the opening of slide bar 101 one end, and slide bar 101 is provided with the locking device 110 for being fixed by adjusting rod 109 at opening part.Locking device 110 is existing locking mechanism, can structure with bolts, buckle structure etc.Adjusting rod 109 and slide bar 101 form telescope structure.
By arranging adjusting rod 109, adjusting rod 109 can be stretched in slide bar 101, realize the object of controllable register 103 and the spacing of axle sleeve thus, namely can the impulse stroke of governor weight body 102, different operating environment can not only be adapted to, and the size of hammer body 102 active force can be regulated.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. draw a hammer device, it is characterized in that, the hammer body comprising slide bar and be connected with described sliding bar;
One end of described slide bar is provided with baffle plate, and the other end is provided with sleeve;
Described sleeve is provided with the fastening structure for fastening bearing.
2. according to claim 1ly draw hammer device, it is characterized in that, described sleeve lining is provided with internal thread.
3. according to claim 1ly draw hammer device, it is characterized in that, the sidewall of described sleeve is provided with at least two screwed holes coordinated with trip bolt.
4. according to claim 3ly draw hammer device, it is characterized in that, described screwed hole is four and is in a center of symmetryly uniformly distributed.
5. according to claim 1ly draw hammer device, it is characterized in that, described sleeve is provided with chuck away from one end of described slide bar.
6. according to claim 1ly draw hammer device, it is characterized in that, described sleeve and described baffle plate weld with described slide bar respectively and form one.
7. according to claim 1ly draw hammer device, it is characterized in that, described slide bar is tubulose, the middle part of described baffle plate is provided with adjusting rod, described adjusting rod stretches in described slide bar by the opening of described slide bar one end, and described slide bar is provided with the locking device for being fixed by adjusting rod at opening part.
8. according to claim 1ly draw hammer device, it is characterized in that, described hammer body is provided with handle, described handle is two, is arranged at the both sides that described hammer body is relative respectively.
9. according to claim 8ly draw hammer device, it is characterized in that, described handle is U-shaped, and the openend of described handle is connected with described hammer body.
10. according to claim 1ly draw hammer device, it is characterized in that, described baffle plate is provided with boss away from the side of described slide bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420650057.1U CN204183514U (en) | 2014-11-02 | 2014-11-02 | One draws hammer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420650057.1U CN204183514U (en) | 2014-11-02 | 2014-11-02 | One draws hammer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204183514U true CN204183514U (en) | 2015-03-04 |
Family
ID=52615545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420650057.1U Expired - Fee Related CN204183514U (en) | 2014-11-02 | 2014-11-02 | One draws hammer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204183514U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104339314A (en) * | 2014-11-02 | 2015-02-11 | 陕西南梁矿业有限公司 | Hammer pulling device |
| CN110065026A (en) * | 2018-01-22 | 2019-07-30 | 兰州兰石重型装备股份有限公司 | Beater type pipe drawing device and its application method |
-
2014
- 2014-11-02 CN CN201420650057.1U patent/CN204183514U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104339314A (en) * | 2014-11-02 | 2015-02-11 | 陕西南梁矿业有限公司 | Hammer pulling device |
| CN110065026A (en) * | 2018-01-22 | 2019-07-30 | 兰州兰石重型装备股份有限公司 | Beater type pipe drawing device and its application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20191102 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |