CN203495538U - Device for unscrewing box detent bolts - Google Patents
Device for unscrewing box detent bolts Download PDFInfo
- Publication number
- CN203495538U CN203495538U CN201320505115.7U CN201320505115U CN203495538U CN 203495538 U CN203495538 U CN 203495538U CN 201320505115 U CN201320505115 U CN 201320505115U CN 203495538 U CN203495538 U CN 203495538U
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- CN
- China
- Prior art keywords
- spanner
- unscrews
- unscrewing
- sleeve pipe
- moving beam
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- Withdrawn - After Issue
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Abstract
The utility model relates to a device for unscrewing box detent bolts. The device for unscrewing the box detent bolts is mainly used for automatically unscrewing the box detent bolts in a transport trolley loaded with metal mould box sands, and belongs to the field of sand-lined metal mould casting equipment. The device for unscrewing the box detent bolts provided by the utility model comprises a moving beam, guide rods, unscrewing spanners and inductance switches. The guide rods are fixedly arranged on the moving beam. Each unscrewing spanner comprises a sleeve, a first hinge pin, a compression spring, a spanner and a second hinge pin; two elongated slots are respectively formed in both sides of each sleeve; each sleeve and a corresponding motor output shaft are connected through the corresponding first hinge pin; the front end and the rear end of each first hinge pin are respectively arranged in the corresponding elongated slots; each spanner and the corresponding sleeve are connected through the corresponding second hinge pin; the inductance switches are fixedly arranged on the bottom face of the moving beam; each inductance switch is located at one side of the corresponding unscrewing spanner. The device which is reasonable in structural design and used for automatically unscrewing the box detent bolts provided by the utility model can be used for replacing manual operation, and therefore, the automation degree of a sand-lined metal mould production line is improved.
Description
Technical field
The utility model relates to a kind of device that unscrews, and especially relates to a kind of case card bolt and unscrews device, is mainly used in being loaded with automatically unscrewing of case card bolt in the transport trolley of swage sandbox, and it belongs to Sand-Faced Metal Mould Casting apparatus field.
Background technology
In existing Iron Mould Coated Sand production line, after the case card bolt being locked need to manually unscrew, swage sandbox could be taken out, labor intensive not only, and because the temperature of swage sandbox is high, increased the danger of operation, therefore installing machines to replace manual labor unscrews case card bolt and seems particularly necessary.
If open day is on 03 13rd, 2013, in the Chinese patent that publication number is CN202789965U, the utility model patent that a kind of name is called " easily assembling bolt " is disclosed.This patent comprises head and screw rod, the top of described head or side are provided with the groove of flat, the head of this patent is provided with groove, increased the handling mode of bolt, when dismounting and construction bolt, although this patent is used screwdriver with matching to insert in groove, the rotation of swivel bolt or prevention bolt, thereby bolt is is more easily loaded and unloaded, but by unscrewing manually bolt, therefore it still exists above-mentioned defect.
If open day is on 02 06th, 2013, in the Chinese patent that publication number is CN102909692A, the patent of invention that a kind of name is called " bolt Quick-disassembling device " is disclosed.This patent comprises transition swivel nut and bolt, bolt is connected to the top of transition swivel nut, the combination unit of employing transition swivel nut and bolt is connected to the top of workpiece, be fixed as one with workpiece, this patent structure is succinctly light, simple to operation, practical, efficiency improves greatly, carrys out quick-detachment workpiece, therefore it still exists above-mentioned defect but need manually to rotate transition swivel nut by outer-hexagonal.
Utility model content
Technical problem to be solved in the utility model is, overcome the defect that prior art exists, and a kind of reasonable in design is provided, can automatically unscrew the device of case card bolt, to replace manual operation, and the case card bolt that further improves the automaticity of Iron Mould Coated Sand production line unscrews device.
The technical scheme in the invention for solving the above technical problem is: a kind of case card bolt unscrews device, comprise lift cylinder, support frame and air motor, described lift cylinder is fixed on the top of support frame, described air motor is provided with motor output shaft, it is characterized in that: also comprise moving beam, guide post, unscrew spanner and inductance type switch, described moving beam is connected with lift cylinder, described guide post is fixed on moving beam, the described spanner that unscrews is connected with described air motor output shaft, this unscrews the downside that spanner is positioned at moving beam, the described spanner that unscrews comprises sleeve pipe, a bearing pin, Compress Spring, spanner and No. two bearing pins, the both sides of described sleeve pipe have strip groove, described sleeve pipe is connected by a bearing pin with motor output shaft, the rear end of the front end of a described bearing pin and a bearing pin is all arranged in described strip groove, described motor output shaft and Compress Spring are all arranged in sleeve pipe, the bottom of firm motor output shaft is pushed up in the upper end of this Compress Spring, described spanner is connected by No. two bearing pins with described sleeve pipe, described inductance type switch is fixed on the bottom surface of moving beam, and this inductance type switch is positioned at a described side that unscrews spanner.
Lift cylinder drives moving beam rise and fall, air motor is converted to compressed-air actuated pressure energy the mechanical energy of rotation, when air motor starts, drive unscrews spanner and rotates, thereby case card bolt is applied and unscrews moment of torsion, and guide post is mainly used in leading and guarantees that moving beam can decline in the course of the work stably.
Strip groove play the guiding role, the two ends of a bearing pin are stuck on strip groove, along strip groove, slide up and down, strip groove also plays the effect of transmitting torsion, because the two ends of a bearing pin are stuck on strip groove, motor output shaft can not produce relative rotation with sleeve pipe, so the torsion of motor output shaft output can be passed to sleeve pipe completely.
Inductance type switch, for detection of signal, when the round boss edge at sleeve pipe middle part being detected, sends signal to PLC, represents that case card bolt unscrews and puts in place, and air motor stops operating.
Spanner is connected by No. two bearing pins with sleeve pipe, in order to make spanner more easily insert the head of case card bolt, case card bolt is applied and unscrews moment of torsion, spanner is made into the loop configuration being comprised of four bayonet locks, and case card bolt head is made into corresponding loop configuration, be convenient to bayonet lock and the engagement of case card bolt clamping; When the rotation of case card bolt is risen, sleeve pipe rises thereupon, guarantees that the whole device that unscrews normally moves.
As preferably, support frame described in the utility model comprises column, upper beam and base, and described column is between described upper beam and base, and described column is fixed on base, and described upper beam is connected with column; Carriage is erected fixation, for the parts such as lift cylinder, moving beam and lift motor are installed, guarantees to unscrew in process carrying out case card bolt, and whole device is steady.
As preferably, spanner described in the utility model comprises round platform and bayonet lock, and described round platform bottom surface is evenly provided with four bayonet locks, and described round platform upper surface has circular hole, and this circular hole mates with described sleeve pipe; Spanner is made into the loop configuration being comprised of four bayonet locks, and case card bolt head is made into corresponding loop configuration, is convenient to bayonet lock and the engagement of case card bolt clamping, unscrews more easily case card bolt.
The utility model compared with prior art has the following advantages and effect: 1, reasonable in design, and adopt machine automatically to unscrew device and replaced manually unscrewing case card bolt, not only save human cost, and improved the automaticity of production line; 2, this to unscrew apparatus structure simple, execution unit is workpiece, with low cost; 3, the air motor, the lift cylinder that unscrew in device are pneumatic element, easy to maintenance, and long service life; 4, operation control inputs and output is counted lessly, and circuit is simple, and because this device is generally to coordinate production line to use, therefore only need use, production line PLC is corresponding to count, and does not need to configure separately PLC, is convenient to popularization.
Accompanying drawing explanation
Fig. 1 is the utility model overall structure schematic diagram.
Fig. 2 is another structural representation of the utility model structure.
Fig. 3 is the cross-sectional view that unscrews spanner.
Fig. 4 is the plan structure schematic diagram of case card bolt head.
Fig. 5 is the A-A structural representation of Fig. 4.
Fig. 6 is that the utility model device initially inserts case card bolt state partial structurtes schematic diagram.
Fig. 7 is that the utility model device unscrews case card bolt state partial structurtes schematic diagram.
In figure: support frame I, base 1, column 2, upper beam 3, moving beam 4, lift cylinder 5, guide post 6, air motor 7, inductance type switch 8, unscrews spanner 9, case card bolt 10, motor output shaft 71, a bearing pin 91, Compress Spring 92,93, No. two bearing pins 94 of sleeve pipe, spanner 95, the head 101 of case card bolt, strip groove 931, round boss 932, round platform 951, bayonet lock 952, circular hole 953.
The specific embodiment
Below in conjunction with accompanying drawing and by embodiment, the utility model is described in further detail, and following examples are to explanation of the present utility model and the utility model is not limited to following examples.
Referring to Fig. 1-Fig. 7, the utility model mainly comprises support frame I, base 1, column 2, upper beam 3, moving beam 4, lift cylinder 5, guide post 6, air motor 7, inductance type switch 8, unscrews spanner 9 and case card bolt 10.
Support frame I comprises base 1, column 2 and upper beam 3, base 1, column 2 and upper beam 3 are connected mutually, column 2 is between base 1 and upper beam 3, column 2 is installed on base 1, on column 2, be fixed with upper beam 3, support frame I works the effect of being fixedly connected with, and guarantees to unscrew in process carrying out case card bolt 10, and whole device is firm.
Spanner 95 comprises round platform 951 and bayonet lock 952, and described round platform 951 bottom surfaces are evenly provided with four bayonet locks 952, and described round platform 951 upper surfaces have circular hole 953, and this circular hole 953 mates mutually with described sleeve pipe 93.
With reference to Fig. 1-Fig. 3, the moving beam 4 being connected with lift cylinder 5 remains on a high position, and what be connected with air motor 7 unscrews spanner 9 in rotation status not, and case card bolt 10 is in locking state, and lift cylinder 5 drives moving beam 4 to move downward.
Referring to Fig. 4-Fig. 5, Fig. 4 is the plan structure schematic diagram of case card bolt head, Fig. 5 is the A-A structural representation of Fig. 4, in order to make spanner 95 more easily insert the head 101 of case card bolt, spanner 95 is made into the structure being comprised of four bayonet locks 952, and the head 101 of case card bolt is made into the structure matching.
Referring to Fig. 6; in the time of in head 101 neutral gears of spanner 95 insertion case card bolts, lift cylinder 5 stop motions, and remain on low level; thereupon; air motor 7 drives and unscrews spanner 9 rotations, case card bolt 10 is applied and unscrews moment of torsion, when 10 rotations of case card bolt are risen; sleeve pipe 93 is along with rising together; now Compress Spring 92 is gradually reduced, and to offset the rigidity difference in height that rises and produce because of bolt rotation, has effectively protected whole device not damaged.
Referring to Fig. 7, when inductance type switch 8 detects round boss 932 edge at sleeve pipe 93 middle parts, to PLC, send signal, represent that case card bolt 10 has unscrewed and put in place, air motor 7 stops operating.
During work, first unscrew device in original state: the moving beam 4 being connected with lift cylinder 5 remains on a high position, what be connected with air motor 7 unscrews spanner 9 in rotation status not.
When be loaded with the transport trolley of swage sandbox be pushed to this device under time, now case card bolt 10 is in locking state, lift cylinder 5 drives moving beam 4 to move downward, guide post 6 plays the effect of lead and guaranteeing moving beam 4 steady declines in this process.
In the time of in head 101 neutral gears of spanner 95 insertion case card bolts, lift cylinder 5 stop motions, and remain on low level, then, air motor 7 drives and unscrews spanner 9 rotations, thereby case card bolt 10 is applied and unscrews moment of torsion, when 10 rotations of case card bolt are risen, sleeve pipe 93 rises thereupon together, and now Compress Spring 92 is gradually reduced, to offset the rigidity difference in height that rises and produce because of 10 rotations of case card bolt, effectively guaranteed to unscrew device not damaged.
When inductance type switch 8 detects round boss 932 edge at sleeve pipe 93 middle parts, to PLC, send signal, represent that case card bolt 10 has unscrewed and put in place, air motor 7 stops operating immediately, thereupon, lift cylinder 5 drives moving beam 4 to rise to a high position, is back to original state, wait for entering of next transport trolley, complete the work that next time unscrews case card bolt 10.
In the present embodiment, motor output shaft 71 with unscrew sleeve pipe 93 in spanner 9 and be connected for cylinder plug-in type, said " connection of cylinder plug-in type " refers to that motor output shaft 71 is column types, sleeve pipe 93 is made into circular port, the slightly larger in diameter of this circular port is in the diameter of motor output shaft 71, and motor output shaft 71 inserts in circular port, under the effect of external force, both just can insert and stretch out, and are cylinder plug-in type and connect.
The quantity that unscrews device in the present embodiment is determined according to the quantity of the case card bolt 10 on transport trolley; the installation site of inductance type switch 8; from the distance of moving the bottom surface of beam 4; according to actual use procedure, adjust; as long as the distance after installation; unscrewing while putting in place; round boss 932 can be in inductance type switch 8 position; can detect and put in place; PLC is sent to signal, to unscrewing simple change that device carries out connected mode, quantity and structure all in the protection domain of the utility model patent.
In addition, it should be noted that, the specific embodiment described in this description, the shape of its parts and components, institute's title of being named etc. can be different, and the above content described in this description is only to the explanation of the utility model structure example.All equivalence variation or simple change of doing according to described structure, feature and the principle of the utility model patent design, are included in the protection domain of the utility model patent.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment; only otherwise depart from structure of the present utility model or surmount this scope as defined in the claims, all should belong to protection domain of the present utility model.
Claims (3)
1. a case card bolt unscrews device, comprise lift cylinder, support frame and air motor, described lift cylinder is fixed on the top of support frame, described air motor is provided with motor output shaft, it is characterized in that: also comprise moving beam, guide post, unscrew spanner and inductance type switch, described moving beam is connected with lift cylinder, described guide post is fixed on moving beam, the described spanner that unscrews is connected with described air motor output shaft, this unscrews the downside that spanner is positioned at moving beam, the described spanner that unscrews comprises sleeve pipe, a bearing pin, Compress Spring, spanner and No. two bearing pins, the both sides of described sleeve pipe have strip groove, described sleeve pipe is connected by a bearing pin with motor output shaft, the rear end of the front end of a described bearing pin and a bearing pin is all arranged in described strip groove, described motor output shaft and Compress Spring are all arranged in sleeve pipe, the bottom of firm motor output shaft is pushed up in the upper end of this Compress Spring, described spanner is connected by No. two bearing pins with described sleeve pipe, described inductance type switch is fixed on the bottom surface of moving beam, and this inductance type switch is positioned at a described side that unscrews spanner.
2. case card bolt according to claim 1 unscrews device, it is characterized in that: described support frame comprises column, upper beam and base, described column is between described upper beam and base, and described column is fixed on base, and described upper beam is connected with column.
3. case card bolt according to claim 1 unscrews device, it is characterized in that: described spanner comprises round platform and bayonet lock, and described round platform bottom surface is evenly provided with four bayonet locks, and described round platform upper surface has circular hole, and this circular hole mates with described sleeve pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320505115.7U CN203495538U (en) | 2013-08-19 | 2013-08-19 | Device for unscrewing box detent bolts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320505115.7U CN203495538U (en) | 2013-08-19 | 2013-08-19 | Device for unscrewing box detent bolts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203495538U true CN203495538U (en) | 2014-03-26 |
Family
ID=50326545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320505115.7U Withdrawn - After Issue CN203495538U (en) | 2013-08-19 | 2013-08-19 | Device for unscrewing box detent bolts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203495538U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447812A (en) * | 2013-08-19 | 2013-12-18 | 浙江省机电设计研究院有限公司 | Box clamping bolt unscrewing device |
| CN114771997A (en) * | 2022-06-20 | 2022-07-22 | 常州市万佳智能装备有限公司 | Full-automatic lithium salt canning machine |
-
2013
- 2013-08-19 CN CN201320505115.7U patent/CN203495538U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103447812A (en) * | 2013-08-19 | 2013-12-18 | 浙江省机电设计研究院有限公司 | Box clamping bolt unscrewing device |
| CN114771997A (en) * | 2022-06-20 | 2022-07-22 | 常州市万佳智能装备有限公司 | Full-automatic lithium salt canning machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140326 Effective date of abandoning: 20150527 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140326 Effective date of abandoning: 20150527 |
|
| RGAV | Abandon patent right to avoid regrant |