CN2709095Y - Protective covering locking device of band saw machine - Google Patents
Protective covering locking device of band saw machine Download PDFInfo
- Publication number
- CN2709095Y CN2709095Y CN 200420051133 CN200420051133U CN2709095Y CN 2709095 Y CN2709095 Y CN 2709095Y CN 200420051133 CN200420051133 CN 200420051133 CN 200420051133 U CN200420051133 U CN 200420051133U CN 2709095 Y CN2709095 Y CN 2709095Y
- Authority
- CN
- China
- Prior art keywords
- protecting cover
- revolving part
- locking device
- sawing machine
- band sawing
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a protective covering locking device of the band saw machine. The band saw comprises a machine body and a protective cover. The locking device comprises an inserting embedding unit and a locking stopper unit; the inserting embedding unit is arranged in the machine body; a plug pin with a clamping stopper component extends toward the protective cover; the lock unit is provided out of the protective cover; the lock stopper unit is provided with a rotating component to rotate for users; a socket for being inserted by the plug pin is arranged in the rotating component; rotating the rotating component has the plug pin clamping stopper portion and the outer end of the rotating component locked; the whole protective cover can firmly and tightly clap with the machine body; thus safety and airtight effect is achieved.
Description
[technical field]
The utility model relates to a kind of band sawing machine, particularly relates to a kind of protecting cover locking device of band sawing machine.
[background technology]
Referring to shown in Figure 1; the structure of general band sawing machine 10 mainly is that lower shaft is provided with two flywheels 12 on a body 11 inside; cover is wound with a saw band 13 on two flywheels 12; can drive saw band 13 after two flywheels 12 rotate rotates; 13 couples of operators of flywheel 12 in the running and saw band are quite dangerous; therefore body 11 can connect usually and establish a protecting cover 14 and the body 11 mutual involutory closeds that make; the profile of this protecting cover 14 is identical generally with body 11; its front side is articulated in turning opening on the body 11; body 11 posterior edges places are concaved with two embedding ditches 111 up and down; protecting cover 14 posterior edges places convex with two plug tenons 141 relatively; after making protecting cover 14 and body 11 involutory, plug tenon 141 just can insert and form buckles in the embedding ditch 111 and fix.
Though above-mentioned protecting cover 14 structures can reach the fixing function of buckle, yet its obturation effect is unsatisfactory, saw band 13 can be consumed passivation in use for some time, therefore band sawing machine 10 will regularly replace saw band 13 usually, saw band 13 must be opened protecting cover 14 when changing, so the opportunity that protecting cover 14 is opened is also quite frequent, the joint construction of plug tenon 141 and embedding ditch 111 is through after the repeatedly plug process, plug tenon 141 loses the eye-splice ability gradually because of wearing and tearing easily, so band sawing machine 10 in use for some time, protecting cover 14 just can't keep driving fit to dock with body 11, especially band sawing machine 10 can produce vibration in the running, cause protecting cover 14 on body 11, to get loose to open, flywheel 12 and saw band 13 in the running are exposed, the operator is caused danger easilier.
[utility model content]
The utility model main purpose provide a kind of can be to the protecting cover locking device of the really locking and closed band sawing machine of protecting cover.
The utility model provides a kind of protecting cover locking device of band sawing machine, this band sawing machine comprises an involutory body and a protecting cover mutually, this body and protecting cover have a pivot end in a side edge, then have an involutory end in another side edge, and this protecting cover locking device is characterised in that: comprise
One snap-in unit is arranged on the involutory end of body inside, and it is stretched towards the protecting cover direction and is provided with a latch, and this latch end has a blocking part at least; And
One locking unit, be arranged on the position of the involutory end of protecting cover outside corresponding to this snap-in unit, it comprises one and is set in revolving part axle turnable on the protecting cover, this revolving part inside is provided with a permeable type jack, the blocking part of this latch stretches into this jack, this revolving part outer end have one with jack neighbour's stop surface mutually, the stop surface of this revolving part and this blocking part form to support and end locking.
The protecting cover locking device of described band sawing machine is characterized in that: this snap-in unit has a pilum that is molded over the body inwall, is concaved with a screw on this pilum, and this latch has a thread segment and screw screws.
The protecting cover locking device of described band sawing machine is characterized in that: more be concaved with a locating slot on this revolving part stop surface.
The protecting cover locking device of described band sawing machine is characterized in that: the position of the adjoining jack of this revolving part stop surface is formed with leads the arc edge.
The protecting cover locking device of described band sawing machine is characterized in that: this revolving part outer end forms a trigger piece portion, just staggers with jack and be formed with a differential seat angle in this trigger piece portion position.
The protecting cover locking device of described band sawing machine, it is characterized in that: be concaved with a trepanning on the involutory end of this protecting cover, this revolving part is inserted in this trepanning, this revolving part has a pipe perisporium, this pipe perisporium offers several lines of rabbet joint vertically, and this pipe perisporium end has several embeddings and is against the protecting cover inwall and forms spacing trip.
The protecting cover locking device of described band sawing machine is characterized in that: this revolving part is to be set in axially in the trepanning, and the outwards flexible member of pushing and pressing of a pair of this revolving part is inserted in this trepanning inside.
Effect of the present utility model is that operation is convenient, and rotating revolving part can reach airtight really involutory to guarantee safe functioning to protecting cover rapidly.
[description of drawings]
Be elaborated below by most preferred embodiment and accompanying drawing protecting cover locking device to the utility model band sawing machine, in the accompanying drawing:
Fig. 1 is the expansion schematic diagram of general band sawing machine protecting cover;
Fig. 2 is the combination stereogram of protecting cover locking device one preferred embodiment of the utility model band sawing machine, illustrates that this band sawing machine has a body and a protecting cover, and internal body is provided with two groups of snap-in units, and the protecting cover outside is provided with two groups of locking units relatively;
Fig. 3 is the exploded perspective view of above-mentioned preferred embodiment, illustrates that this snap-in unit has a latch, and this locking unit has a revolving part and a flexible member;
Fig. 4 is the stereogram of above-mentioned preferred embodiment revolving part, illustrates that this revolving part has structures such as a jack, two stop surfaces and two locating slots;
Fig. 5 is the action schematic diagram of above-mentioned preferred embodiment, illustrates that this latch extends in the revolving part jack as yet the state that lock is pulled;
Fig. 6 is the assembled sectional view of Fig. 5 along the 6-6 line;
Fig. 7 is the assembled sectional view of Fig. 5 along the 7-7 line, and the slotting situation that stretches into the revolving part internal receptacle of terminal two blocking parts of latch is described;
Fig. 8 is the action schematic diagram of above-mentioned preferred embodiment, illustrates that rotating this revolving part forms the state that lock is pulled to latch; And
Fig. 9 is the assembled sectional view of Fig. 8 along the 9-9 line, and the pull situation of revolving part two locating slots of the terminal two blocking part bullets of latch is described.
[specific embodiment]
Aforementioned and other technology contents, characteristics and effect about the utility model in the following detailed description that cooperates with reference to a graphic preferred embodiment, can clearly be understood.
Referring to shown in Figure 2, the protecting cover locking device of the utility model band sawing machine is in a preferred embodiment, the Shell structure of this band sawing machine 20 is mainly by a body 21 and 22 involutory compositions an of protecting cover, this body 21 all has a pivot end 211,221 with protecting cover 22 and can pivotly join each other at the back side edge place, all respectively has an involutory end 212,222 at the front side edge place, this locking device includes two snap-in units 30 and two locking units 40 up and down up and down, then, again the shape of above-mentioned each unit and combination situations are specified in after.
Referring to Fig. 3, shown in Figure 6, two snap-in units 30 are separately positioned on body 21 involutory ends 212 inside, respectively include a pilum 31 that is molded over body 21 inwalls, one is screwed onto the latch 32 on the pilum 31, and one can make the nut 33 that interlocking ends surely to this latch 32, be concaved with a screw 311 on this pilum 31, these latch 32 1 ends have a thread segment 321 and just can be combined in this screw 311, make latch 32 be extended with predetermined length towards protecting cover 22 directions, latch 32 ends are extended with two blocking parts 322 to both sides, in the present embodiment, latch 32 is a kind of T shape body of rod of round bar kenel, certainly the dealer also can adopt other to have the structure of limit function, this latch 32 is made spiral shell to be changeed, can adjust the distance and position that two blocking parts 322 stretch out, this nut 33 is that screw lock is on the thread segment 321 of latch 32, with nut 33 locking with after pilum 31 end faces contact, the extension elongation that can end this latch 32 admittedly.
Two locking units 40 are separately positioned in the protecting cover 22 involutory end 222 outside trepannings 223 corresponding mutually with snap-in unit 30, it consists predominantly of a revolving part 41 and a flexible member 42, simultaneously referring to shown in Figure 4, this revolving part 41 is one to be turn-button cylindraceous, its inboard end has a pipe perisporium 411, be positioned at pipe perisporium 411 ends and have two trips 412, pipe perisporium 411 offers several lines of rabbet joint 413 vertically, provide the caliber of pipe perisporium 411 to possess the ability that plays compression deformation, this trepanning 223 is for passing to the class hole of protecting cover 22 inwalls thoroughly, when revolving part 41 pipe perisporiums 411 casing pressures are forced into trepanning 223, two trips 412 just can be spacing to ending protecting cover 22 inwalls formation buckle, this revolving part 41 can be done the activity displacement vertically in trepanning 223, this flexible member 42 is arranged in the trepanning 223 can provide an outside butted strength to revolving part 41, these revolving part 41 inside have the permeable type jack 414 that a tolerable latch 32 2 blocking parts 322 extend into, in the present embodiment, this jack 414 is the flat recess pore structures that complement one another with blocking part 322, revolving part 41 inwalls have two stop surfaces 415 adjacent to place, jack 414 both sides, more be formed with on the adjoining position of each stop surface 415 and jack 414 and lead arc edge 4151, can enter on the stop surface 415 along supporting by convenient this blocking part 322, and each stop surface 415 more is concaved with a locating slot 4152 that is the shallow ridges shape at centre position place, this revolving part 41 has an outer end 416, lying across, 416 central position protrusion forms a trigger piece portion 417 in the outer end, just stagger with jack 414 in these trigger piece portion 417 positions and to be formed with a visual angle poor, allow the operator can find out the situation that latch 32 2 blocking parts 322 are inserted in jack 414 by the outside at a glance, be positioned at trigger piece portion 417 inboard centre and have a recess 418, this recess 418 can be inserted for latch 32 terminal slotting stretching.
More than be each the member shape of protecting cover locking device of the utility model band sawing machine and the general introduction of interblock space kenel, then, again the effect statement that closed action of the present utility model and expection can be reached as after:
Referring to Fig. 5, shown in Figure 7, when the operator protecting cover 22 and 21 pairs of bodies is fashionable, latch 32 just can be aimed at and insert in the revolving part 41, after two blocking parts 322 of latch 32 were extended into by revolving part 41 jacks 414, the outreach of two blocking parts 322 approximately was on the position that is positioned at revolving part 41 stop surfaces 415.
Referring to Fig. 8, shown in Figure 9, then, the operator needs only the trigger piece portion 417 with hand switching revolving part 41, just can make whole revolving part 41 rotate, two stop surfaces 415 can be transferred and contact with two blocking parts 322, when the locating slot on the stop surface 415 4152 goes to blocking part 322 positions, because revolving part 41 is subjected to flexible member 42 and outwards pushes against, two blocking parts 322 of two locating slots 4152 on the stop surface 415 and latch 32 form the bullets location of pulling, at last, this latch 32 is rotated part 41 locks and pulls and can't break away from, and makes protecting cover 22 can remain on the state that docks driving fit with body 21.
In sum, the protecting cover locking device of the utility model band sawing machine, mainly be in order to solve the not good safety problem that causes of general band sawing machine protecting cover closed, the technological means of the utility model utilization is at body 21 1 ends snap-in unit 30 to be set, relatively at protecting cover 22 outer setting locking units 40, make protecting cover 22 and body 21 mutually to fashionable, snap-in unit 30 just can cooperate socket with locking unit 40, so as long as the operator is with after locking unit 40 switchings, just can form lock to snap-in unit 30 pulls, operational motion is very quick and convenient, and this protecting cover 22 can close on the body 21 securely, sealed effect is very good, and protecting cover 22 can bear band sawing machine 20 long-term high vibrations and also can not get loose and open, and makes the safe effect that the utlity model has highly significant.
Claims (7)
1. the protecting cover locking device of a band sawing machine, this band sawing machine comprise an involutory body and a protecting cover mutually, and this body and protecting cover have a pivot end in a side edge, then have an involutory end in another side edge, and this protecting cover locking device is characterised in that: comprise
One snap-in unit is arranged on the involutory end of body inside, and it is stretched towards the protecting cover direction and is provided with a latch, and this latch end has a blocking part at least; And
One locking unit, be arranged on the position of the involutory end of protecting cover outside corresponding to this snap-in unit, it comprises one and is set in revolving part axle turnable on the protecting cover, this revolving part inside is provided with a permeable type jack, the blocking part of this latch stretches into this jack, this revolving part outer end have one with jack neighbour's stop surface mutually, the stop surface of this revolving part and this blocking part form to support and end locking.
2. the protecting cover locking device of band sawing machine as claimed in claim 1 is characterized in that: this snap-in unit has a pilum that is molded over the body inwall, is concaved with a screw on this pilum, and this latch has a thread segment and screw screws.
3. the protecting cover locking device of band sawing machine as claimed in claim 1 is characterized in that: more be concaved with a locating slot on this revolving part stop surface.
4. the protecting cover locking device of band sawing machine as claimed in claim 1, it is characterized in that: the position of the adjoining jack of this revolving part stop surface is formed with leads the arc edge.
5. the protecting cover locking device of band sawing machine as claimed in claim 1, it is characterized in that: this revolving part outer end forms a trigger piece portion, and just stagger with jack and be formed with a differential seat angle in this trigger piece portion position.
6. the protecting cover locking device of band sawing machine as claimed in claim 1, it is characterized in that: be concaved with a trepanning on the involutory end of this protecting cover, this revolving part is inserted in this trepanning, this revolving part has a pipe perisporium, this pipe perisporium offers several lines of rabbet joint vertically, and this pipe perisporium end has several embeddings and is against the protecting cover inwall and forms spacing trip.
7. the protecting cover locking device of band sawing machine as claimed in claim 6, it is characterized in that: this revolving part is to be set in axially in the trepanning, the outwards flexible member of pushing and pressing of a pair of this revolving part is inserted in this trepanning inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420051133 CN2709095Y (en) | 2004-05-13 | 2004-05-13 | Protective covering locking device of band saw machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420051133 CN2709095Y (en) | 2004-05-13 | 2004-05-13 | Protective covering locking device of band saw machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2709095Y true CN2709095Y (en) | 2005-07-13 |
Family
ID=34851660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420051133 Expired - Fee Related CN2709095Y (en) | 2004-05-13 | 2004-05-13 | Protective covering locking device of band saw machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2709095Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101466497B (en) * | 2006-06-14 | 2012-07-04 | 罗伯特·博世有限公司 | Protective hood fastening device, protective hood and angle grinder |
| CN115958251A (en) * | 2021-10-11 | 2023-04-14 | 墩丰机械工业股份有限公司 | Eye protection device of bench saw |
-
2004
- 2004-05-13 CN CN 200420051133 patent/CN2709095Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101466497B (en) * | 2006-06-14 | 2012-07-04 | 罗伯特·博世有限公司 | Protective hood fastening device, protective hood and angle grinder |
| CN115958251A (en) * | 2021-10-11 | 2023-04-14 | 墩丰机械工业股份有限公司 | Eye protection device of bench saw |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |