CN113799251A - Tensioning machine with prestress pull rod self-locking mechanism - Google Patents
Tensioning machine with prestress pull rod self-locking mechanism Download PDFInfo
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- CN113799251A CN113799251A CN202111050941.2A CN202111050941A CN113799251A CN 113799251 A CN113799251 A CN 113799251A CN 202111050941 A CN202111050941 A CN 202111050941A CN 113799251 A CN113799251 A CN 113799251A
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- locking mechanism
- clamping
- sleeve
- groove
- self
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
- B28B23/04—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members the elements being stressed
- B28B23/043—Wire anchoring or tensioning means for the reinforcements
Abstract
The invention discloses a tensioning machine with a prestress pull rod self-locking mechanism, which comprises: the base, the upper portion of base is provided with fly leaf and the upper portion of fly leaf is provided with elevating system, elevating system's inboard is provided with layer board and reciprocates through elevating system, the power take off end that the upper portion of layer board was provided with tensioning machine power unit and tensioning machine power unit is provided with flange, flange's side is provided with self-locking mechanism and includes the sleeve pipe. When the clamping head is used, the inserting end of the connecting head is inserted into the inserting groove in the sleeve, the connecting head is contacted with the tail end of the clamping head, so that the clamping head rotates reversely, the head of the clamping head is clamped at the opening of the sleeve, the movable block is pulled to move through the electric push rod and is embedded in the clamping groove, the clamping head is prevented from rotating, meanwhile, the clamping head is contacted with the clamping disc on the surface of the connecting head, and the clamping head is fixed in the sleeve, and the arrangement ensures the installation stability of the connecting head.
Description
Technical Field
The invention relates to the technical field of stretching machines, in particular to a stretching machine with a prestress pull rod self-locking mechanism.
Background
According to the record of related data, the manufacturing technology of prestressed concrete pipe piles is introduced from abroad for the first time in the eighties of the last century, and because the pipe pile products have the advantages of high strength, good durability, stable quality, economy and the like, the pipe pile products are popularized and popularized in China for a long time and are widely applied to various building projects.
Prestressing force stretch-draw adds the pulling force in the component in advance for it bears compressive stress to be applyed prestressing force stretch-draw component, and then makes it produce certain deformation, deals with the load that structure itself received, including load, wind load, snow load, the earthquake load effect of component self weight etc. thereby whether up to standard of structural strength who tests out the component.
At present, the existing stretching machine needs to be manually fixed when the pull rod is installed and fixed, and the traditional stretching machine installation structure is fixed and cannot be adjusted due to the fact that the pull rod is heavy in weight and difficult to operate. Therefore, a new technical solution needs to be provided.
Disclosure of Invention
The invention aims to provide a tensioning machine with a prestressed tension rod self-locking mechanism, which solves the problems that the existing tensioning machine needs to be manually fixed when a tension rod is installed and fixed, the tension rod is heavy and difficult to operate, and the traditional tensioning machine cannot be adjusted due to the fixed installation structure.
In order to achieve the purpose, the invention provides the following technical scheme: a tensioning machine with a prestressed pull rod self-locking mechanism comprises: the automatic clamping device comprises a base, wherein a movable plate is arranged on the upper portion of the base, a lifting mechanism is arranged on the upper portion of the movable plate, a supporting plate is arranged on the inner side of the lifting mechanism and moves up and down through the lifting mechanism, a tensioning machine power mechanism is arranged on the upper portion of the supporting plate, a connecting flange is arranged at the power output end of the tensioning machine power mechanism, a self-locking mechanism is arranged on the side face of the connecting flange and comprises a sleeve, a plurality of groups of mounting grooves are formed in the surface of the sleeve, movable shafts are arranged in the mounting grooves, clamping joints are arranged on the surfaces of the movable shafts and rotatably connected with the mounting grooves through the movable shafts, bent portions are arranged in the clamping joints, heads of the clamping joints are clamped at openings of the sleeve through the bent portions, clamping grooves are arranged at the tail ends of the clamping joints and are obliquely arranged, movable blocks are arranged on the surfaces of the sleeve and are arranged in a hexagonal structure, mutual gomphosis between the side department of movable block and the draw-in groove, the side of movable block is provided with electric putter and electronic way and looks and the sleeve pipe between fixed connection, locking mechanism's side is provided with connector and includes the grafting end, the surface of grafting end is provided with grafting dish and sheathed tube inside is provided with mutual gomphosis between grafting groove and the grafting dish and the grafting groove.
As a preferred embodiment of the present invention, a sliding groove is provided inside the base, a screw rod is provided inside the sliding groove, one end of the screw rod extends to the outside of the base and is provided with a first motor, a sliding block is provided on the surface of the screw rod, and the upper part of the sliding block is connected with the movable part.
As a preferred embodiment of the present invention, the upper portion of the movable portion is provided with a protection pad, and the protection pad is provided with a plurality of groups, and the plurality of groups of protection pads are made of an elastic rubber material.
In a preferred embodiment of the present invention, the lifting mechanism includes a support frame, a movable groove is provided in the support frame, a second motor is provided at an inner bottom of the movable groove, a lifting adjusting lever is provided at a power output end of the second motor, a connecting block is provided on a surface of the lifting adjusting lever, the connecting block and the movable groove are engaged with each other, and a side surface of the connecting block is fixedly connected to the support plate.
In a preferred embodiment of the present invention, a spring post is disposed at the bottom of the sleeve, a top plate is disposed at a side surface of the spring post, and the top plate and the clamping disk of the connector are in contact with each other.
As a preferred embodiment of the present invention, a connection fixing end is disposed on a side surface of the connector, and a plurality of sets of locking holes are disposed on a surface of the connection fixing end, and fixing bolts for locking are installed in the locking holes.
In a preferred embodiment of the present invention, the clamping connectors are integrally arranged in a hook-shaped structure and are circumferentially distributed at equal intervals.
Compared with the prior art, the invention has the following beneficial effects:
the invention is provided with a lifting mechanism on the upper part of a base, a supporting plate is arranged on the inner side of the lifting mechanism, the supporting plate adjusts the height through the lifting mechanism, a tensioning machine power mechanism is arranged on the upper part of the supporting plate, a connecting flange is arranged at the output end of the tensioning machine power mechanism, a self-locking mechanism is arranged on the side surface of the connecting flange, the self-locking mechanism comprises a sleeve, a plurality of groups of mounting grooves are arranged on the surface of the sleeve, a movable shaft is arranged in each mounting groove, a clamping joint is arranged on the surface of each movable shaft, a bending part is arranged in the inner part close to a street, a clamping groove is arranged at the tail end of each clamping joint, a movable block is arranged on the surface of the sleeve, an electric push rod is arranged on the side surface of each movable block, the electric push rod is fixedly connected with the sleeve, the inserting end of the connecting head is inserted into the inserting groove in the sleeve when in use, the connecting head is contacted with the tail end of the clamping joint, thereby the clamped hair rotates reversely, make its head joint at sheathed tube opening part, remove through electric putter pulling movable block, make its gomphosis inside the draw-in groove, thereby avoid the joint to rotate to the gyration, joint and the joint dish on connector surface contact each other simultaneously, make it fix at the intraduct, the stability of connector installation has been guaranteed in this kind of setting, and make things convenient for the installation and the dismantlement of connector, then push away the movable block from the draw-in groove through electric putter when not using, outwards extract the connector can, this design mechanism is simple easy to operate, the stability that stretch-draw machine and pull rod are connected has been improved greatly.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic view of the internal structure of the casing according to the present invention;
fig. 5 is a schematic view of the opening and locking structure of the self-locking mechanism of the invention.
In the figure, 1, a base; 2. a sliding groove; 3. a screw; 4. a first motor; 5. a slider; 6. a movable plate; 7. a protective pad; 8. a lifting mechanism; 9. a support plate; 10. a power mechanism of the stretching machine; 11. a self-locking mechanism; 12. a connector; 13. a connecting flange; 14. a sleeve; 15. mounting grooves; 16. a movable shaft; 17. a clamping head; 18. a card slot; 19. a bending section; 20. a movable block; 21. an electric push rod; 22. a support frame; 23. a movable groove; 24. a second motor; 25. a lifting adjusting rod; 26. connecting blocks; 27. a plug end; 28. a clamping disc; 29. connecting the fixed end; 30. a locking hole; 31. a top plate; 32. a spring post; 33. and (4) inserting grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a tensioning machine with a prestressed pull rod self-locking mechanism comprises: the base 1, the upper portion of the base 1 is provided with a movable plate 6 and the upper portion of the movable plate 6 is provided with an elevating mechanism 8, the inner side of the elevating mechanism 8 is provided with a supporting plate 9 and the supporting plate 9 moves up and down through the elevating mechanism 8, the upper portion of the supporting plate 9 is provided with a tensioning machine power mechanism 10 and the power output end of the tensioning machine power mechanism 10 is provided with a connecting flange 13, the side of the connecting flange 13 is provided with a self-locking mechanism 11 and the self-locking mechanism 11 comprises a sleeve 14, the surface of the sleeve 14 is internally provided with a plurality of groups of mounting grooves 15 and the inside of the mounting grooves 15 is provided with a movable shaft 16, the surface of the movable shaft 16 is provided with a clamping head 17 and the clamping head 17 is rotatably connected with the mounting grooves 15 through the movable shaft 16, the inside of the clamping head 17 is provided with a bending portion 19 and the head is clamped at the opening of the sleeve 14 through the bending portion 19, the end of the clamping head 17 is provided with a clamping groove 18 and the clamping groove 18 is inclined, the surface of the sleeve 14 is provided with a movable block 20, the movable block 20 is arranged in a hexagonal structure, the side edge of the movable block 20 is embedded with the clamping groove 18, the side surface of the movable block 20 is provided with an electric push rod 21 and is fixedly connected with the sleeve 14, the side surface of the locking mechanism is provided with a connector 12, the connector 12 comprises an inserting end 27, the surface of the inserting end 27 is provided with a clamping disc 28, the interior of the sleeve 14 is provided with an inserting groove 33, the clamping disc 28 is embedded with the inserting groove 33, the upper part of the base 1 is provided with a lifting mechanism 8, the inner side of the lifting mechanism 8 is provided with a supporting plate 9, the height of the supporting plate 9 is adjusted through the lifting mechanism 8, the upper part of the supporting plate 9 is provided with a tensioning machine power mechanism 10, the output end of the tensioning machine power mechanism 10 is provided with a connecting flange 13, the side surface of the connecting flange 13 is provided with a self-locking mechanism 11, the self-locking mechanism 11 comprises a sleeve 14, a plurality of sets of mounting grooves 15 are formed in the surface of the sleeve 14, a movable shaft 16 is arranged inside the mounting grooves 15, a clamping head 17 is arranged on the surface of the movable shaft 16, a bending part 19 is arranged inside the clamping head, a clamping groove 18 is formed in the tail end of the clamping head 17, a movable block 20 is arranged on the surface of the sleeve 14, an electric push rod 21 is arranged on the side surface of the movable block 20, the electric push rod 21 is fixedly connected with the sleeve 14, when the self-locking mechanism is used, an inserting end 27 of a connector 12 is inserted into an inserting groove 33 in the sleeve 14, the connector 12 is contacted with the tail end of the clamping head 17, so that the clamping head 17 rotates reversely, the head is clamped at an opening of the sleeve 14, the movable block 20 is pulled to move by the electric push rod 21 and is embedded in the clamping groove 18, the clamping head 17 is prevented from rotating, and the clamping head 17 is contacted with a clamping disc 28 on the surface of the connector 12, make it fix inside sleeve pipe 14, the stability of connector 12 installation has been guaranteed in this kind of setting, and makes things convenient for the installation and the dismantlement of connector 12, then pushes away from draw-in groove 18 with movable block 20 through electric putter 21 when not using, outwards extract the connector 12 can, this design mechanism is simple easy to operate, has improved the stability that stretch-draw machine and pull rod are connected greatly.
Further improved, as shown in fig. 1: the inside that the inside of base 1 was provided with sliding tray 2 and sliding tray 2 is provided with screw rod 3, the one end of screw rod 3 extends to the base 1 outside and installs first motor 4, the surface of screw rod 3 is provided with between upper portion and the movable part of sliding block 5 and is connected, drives screw rod 3 through first motor 4 and rotates, makes the sliding block 5 on screw rod 3 surface lateral shifting in sliding tray 2 to it adjusts around driving movable block 20 carries out.
Further improved, as shown in fig. 1: the upper portion of movable part is provided with protection pad 7 and protection pad 7 is provided with a plurality of groups, a plurality of groups protection pad 7 adopts the elastic rubber material to make, and the setting of protection pad 7 can be placed layer board 9 to guarantee the stability that layer board 9 placed.
In a further improvement, as shown in fig. 3: elevating system 8 includes that the inside of support frame 22 and support frame 22 is provided with movable groove 23, the interior bottom of movable groove 23 is provided with second motor 24 and the power take off end of second motor 24 and is provided with lift adjustment pole 25, lift adjustment pole 25's surface is provided with connecting block 26 and mutual gomphosis between connecting block 26 and the movable groove 23, fixed connection between the side of connecting block 26 and layer board 9, second motor 24 drive lift adjustment pole 25 and rotate, makes the connecting block 26 on lift adjustment pole 25 surface reciprocate to adjust the height of layer board 9.
Further improved, as shown in fig. 4: the bottom is provided with spring post 32 and the side of spring post 32 is provided with roof 31 in sleeve 14, mutual contact between roof 31 and the joint dish 28 of connector 12, roof 31 stretches out and draws back through spring post 32 to the stability of being connected between grafting end 27 and the joint 17 has been guaranteed.
In a further improvement, as shown in fig. 3: the side of connector 12 is provided with connects stiff end 29 and connects the surface of stiff end 29 and be provided with a plurality of groups locking hole 30, install the fixing bolt who is used for locking in the locking hole 30, the connection stiff end 29 cooperation latch segment of connector 12 is convenient and is connected fixedly between the pull rod, conveniently installs the dismantlement.
Further improved, as shown in fig. 5: the clamping joints 17 are integrally arranged in a hook-shaped structure, and the clamping joints 17 are distributed at equal intervals in a circumferential mode, so that the clamping joints 17 are uniformly stressed.
The invention is provided with a lifting mechanism 8 on the upper part of a base 1, a supporting plate 9 is arranged on the inner side of the lifting mechanism 8, the supporting plate 9 is adjusted in height through the lifting mechanism 8, a tensioning machine power mechanism 10 is arranged on the upper part of the supporting plate 9, a connecting flange 13 is arranged at the output end of the tensioning machine power mechanism 10, a self-locking mechanism 11 is arranged on the side surface of the connecting flange 13, the self-locking mechanism 11 comprises a sleeve 14, a plurality of groups of mounting grooves 15 are arranged on the surface of the sleeve 14, a movable shaft 16 is arranged in the mounting groove 15, a clamping joint 17 is arranged on the surface of the movable shaft 16, a bending part 19 is arranged in the clamping joint 17 and close to the inside of the sleeve, a clamping groove 18 is arranged at the tail end of the clamping joint 17, a movable block 20 is arranged on the surface of the sleeve 14, an electric push rod 21 is arranged on the side surface of the movable block 20, the electric push rod 21 is fixedly connected with the sleeve 14, when in use, a plug-in-connection with the-in-connection groove 33 in-connection with the sleeve 14, connector 12 and joint 17's end in contact with each other, thereby make joint 17 take place to reverse, make its head joint at sleeve pipe 14's opening part, it removes to stimulate movable block 20 through electric putter 21, make its gomphosis inside draw-in groove 18, thereby avoid joint 17 to rotate to the gyration, joint 17 and the joint dish 28 in connector 12 surface in contact with each other simultaneously, make it fix inside sleeve pipe 14, the stability of connector 12 installation has been guaranteed in this kind of setting, and make things convenient for the installation and the dismantlement of connector 12, then push away from draw-in groove 18 through electric putter 21 with movable block 20 when not using, outwards extract connector 12 can, this design mechanism is simple easy to operate, the stability that stretch-draw machine and pull rod are connected has been improved greatly.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a possess prestressing force pull rod self-locking mechanism's stretch-draw machine which characterized in that: the method comprises the following steps: the base (1), the upper portion of base (1) is provided with fly leaf (6) and the upper portion of fly leaf (6) is provided with elevating system (8), the inboard of elevating system (8) is provided with layer board (9) and layer board (9) reciprocate through elevating system (8), the upper portion of layer board (9) is provided with stretch-draw machine power unit (10) and the power take off end of stretch-draw machine power unit (10) is provided with flange (13), the side of flange (13) is provided with self-locking mechanism (11) and self-locking mechanism (11) includes sleeve pipe (14), the inside in surface of sleeve pipe (14) is provided with a plurality of groups of mounting grooves (15) and the inside of mounting groove (15) is provided with loose axle (16), the surface of loose axle (16) is provided with joint head (17) and joint head (17) rotates between loose axle (16) and mounting groove (15), a bending part (19) is arranged inside the clamping joint (17), the head part is clamped at the opening of the sleeve (14) through the bending part (19), the tail end of the clamping joint (17) is provided with a clamping groove (18), the clamping groove (18) is arranged in an inclined manner, the surface of the sleeve (14) is provided with a movable block (20), the movable block (20) is arranged in a hexagonal structure, the side edge of the movable block (20) is mutually embedded with the clamping groove (18), an electric push rod (21) is arranged on the side surface of the movable block (20) and is fixedly connected with the sleeve (14), the side surface of the locking mechanism is provided with a connector (12), the connector (12) comprises an inserting end (27), the surface of the insertion end (27) is provided with a clamping disc (28), the interior of the sleeve (14) is provided with an insertion groove (33), and the clamping disc (28) and the insertion groove (33) are mutually embedded.
2. A tensioning machine with a prestressed tension rod self-locking mechanism (11) according to claim 1, characterized in that: the inside that the inside of base (1) was provided with sliding tray (2) and sliding tray (2) is provided with screw rod (3), the one end of screw rod (3) extends to base (1) outside and installs first motor (4), be connected between the upper portion that the surface of screw rod (3) was provided with sliding block (5) and the movable part.
3. A tensioning machine with a prestressed tension rod self-locking mechanism (11) according to claim 1, characterized in that: the upper portion of movable part is provided with protection pad (7) and protection pad (7) are provided with a plurality of groups, a plurality of groups protection pad (7) adopt the elastic rubber material to make.
4. A tensioning machine with a prestressed tension rod self-locking mechanism (11) according to claim 1, characterized in that: elevating system (8) are provided with movable groove (23) including the inside of support frame (22) and support frame (22), the interior bottom of movable groove (23) is provided with power take off end of second motor (24) and is provided with lift adjustment pole (25), the surface of lift adjustment pole (25) is provided with between connecting block (26) and movable groove (23) gomphosis each other, fixed connection between the side of connecting block (26) and layer board (9).
5. A tensioning machine with a prestressed tension rod self-locking mechanism (11) according to claim 1, characterized in that: the side that the bottom was provided with spring post (32) and spring post (32) in sleeve pipe (14) is provided with roof (31), mutual contact between joint dish (28) of roof (31) and connector (12).
6. A tensioning machine with a prestressed tension rod self-locking mechanism (11) according to claim 1, characterized in that: the side of connector (12) is provided with connects stiff end (29) and connects the surface of stiff end (29) and be provided with a plurality of groups locking hole (30), install the fixing bolt who is used for locking in locking hole (30).
7. A tensioning machine with a prestressed tension rod self-locking mechanism (11) according to claim 1, characterized in that: the clamping joints (17) are integrally arranged in a hook-shaped structure, and the clamping joints (17) are circumferentially distributed at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111050941.2A CN113799251B (en) | 2021-09-08 | 2021-09-08 | Tensioning machine with prestress pull rod self-locking mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111050941.2A CN113799251B (en) | 2021-09-08 | 2021-09-08 | Tensioning machine with prestress pull rod self-locking mechanism |
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| Publication Number | Publication Date |
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| CN113799251A true CN113799251A (en) | 2021-12-17 |
| CN113799251B CN113799251B (en) | 2022-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111050941.2A Active CN113799251B (en) | 2021-09-08 | 2021-09-08 | Tensioning machine with prestress pull rod self-locking mechanism |
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| JP4029108B1 (en) * | 2006-06-28 | 2008-01-09 | 大成建設株式会社 | PC member manufacturing apparatus and manufacturing method |
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| CN108908696A (en) * | 2018-06-29 | 2018-11-30 | 周兆弟 | A kind of prestressed, reinforced stretching machine |
| CN208197162U (en) * | 2018-03-23 | 2018-12-07 | 山东交通学院 | Track plates reinforcing bar tensioning equipment |
| CN209850920U (en) * | 2019-03-27 | 2019-12-27 | 中山市威得速自动化机械设备科技有限公司 | Cantilever type one-shaft mechanical arm |
| CN112792842A (en) * | 2021-02-04 | 2021-05-14 | 薛东林 | Clamping mechanism convenient to replace and used for integrated robot and using method of clamping mechanism |
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2021
- 2021-09-08 CN CN202111050941.2A patent/CN113799251B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4029108B1 (en) * | 2006-06-28 | 2008-01-09 | 大成建設株式会社 | PC member manufacturing apparatus and manufacturing method |
| CN208052227U (en) * | 2018-02-10 | 2018-11-06 | 徐闻县恒泰新型建材有限公司 | A kind of process units of environmental protection brick |
| CN208197162U (en) * | 2018-03-23 | 2018-12-07 | 山东交通学院 | Track plates reinforcing bar tensioning equipment |
| CN108908696A (en) * | 2018-06-29 | 2018-11-30 | 周兆弟 | A kind of prestressed, reinforced stretching machine |
| CN209850920U (en) * | 2019-03-27 | 2019-12-27 | 中山市威得速自动化机械设备科技有限公司 | Cantilever type one-shaft mechanical arm |
| CN112792842A (en) * | 2021-02-04 | 2021-05-14 | 薛东林 | Clamping mechanism convenient to replace and used for integrated robot and using method of clamping mechanism |
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| CN113799251B (en) | 2022-08-02 |
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