CN210024396U - Reinforcing bar sleeve tightening machine - Google Patents
Reinforcing bar sleeve tightening machine Download PDFInfo
- Publication number
- CN210024396U CN210024396U CN201920918548.2U CN201920918548U CN210024396U CN 210024396 U CN210024396 U CN 210024396U CN 201920918548 U CN201920918548 U CN 201920918548U CN 210024396 U CN210024396 U CN 210024396U
- Authority
- CN
- China
- Prior art keywords
- driving gear
- notch
- bar sleeve
- steel bar
- reinforcing bar
- 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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- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 48
- 239000010959 steel Substances 0.000 claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 230000006872 improvement Effects 0.000 description 8
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 125000003003 spiro group Chemical group 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Clamps And Clips (AREA)
Abstract
The utility model discloses a reinforcing bar sleeve tightens machine, include: the chassis is provided with a first notch for the steel bar or the steel bar sleeve to pass through; the driving gear is rotatably arranged on the chassis, a second notch for the steel bar or the steel bar sleeve to pass through is arranged on the driving gear corresponding to the first notch, and two shifting shafts with symmetrical circle centers are arranged on the driving gear; the locking disc is arranged on the driving gear, a third notch for the steel bar sleeve to pass through is arranged on the locking disc corresponding to the second notch, an arc groove for avoiding the circumferential motion of the shifting shaft is arranged on the locking disc, and two clamps with symmetrical circle centers are arranged on the locking disc; when the shifting shaft moves in the arc groove, the clamp is pushed to clamp the steel bar sleeve in the third gap; the driving mechanism comprises a motor, and the motor drives the driving gear to rotate. The utility model discloses a reinforcing bar sleeve tightens machine can replace artifical the realization to reinforcing bar sleeve tighten, labour saving and time saving, work efficiency height.
Description
Technical Field
The utility model relates to a screw up the machine, concretely relates to steel sleeve screws up machine.
Background
The steel bar sleeve is also called a steel bar joint and is used for connecting steel bars and is provided with a connecting piece with internal threads corresponding to the thread of the screw head. The simple construction process is to process the ends of the steel bars into straight threads by a rolling process and to connect the two steel bars with each other by corresponding connecting sleeves.
Above-mentioned steel bar muffjoint is the most common steel bar connection mode among the engineering construction, and the telescopic screwing up method of current steel bar is mostly the manual work and screws up with work spanner, has the defect that wastes time and energy, inefficiency, workman intensity of labour are big.
SUMMERY OF THE UTILITY MODEL
To the weak point that exists in the above-mentioned problem, the utility model provides a reinforcing bar sleeve tightens up machine.
The utility model discloses a reinforcing bar sleeve tightens machine, include:
the chassis is provided with a first notch for a steel bar or a steel bar sleeve to pass through;
the driving gear is rotatably arranged on the chassis, a second notch for a steel bar or a steel bar sleeve to pass through is arranged on the driving gear corresponding to the first notch, and two shifting shafts with symmetrical circle centers are arranged on the driving gear;
the locking disc is mounted on the driving gear, a third notch for the steel bar sleeve to penetrate through is formed in the locking disc corresponding to the second notch, an arc groove for avoiding the circumferential motion of the shifting shaft is formed in the locking disc, and two clamps with symmetrical circle centers are mounted on the locking disc; when the shifting shaft moves in the arc groove, the clamp is pushed to clamp the steel bar sleeve in the third notch;
and the driving mechanism comprises a motor, and the motor drives the driving gear to rotate.
As a further improvement, a circular boss is processed or installed on the chassis, the driving gear bottom surface is equipped with circular boss matched with circular recess, the driving gear top surface is equipped with and is used for holding the circular recess of locking dish.
As a further improvement of the present invention, the locking plate is concentrically mounted to the driving gear.
As a further improvement of the utility model, the utility model also comprises a pressure plate, the pressure plate is located the top of locking dish.
As a further improvement of the present invention, the first notch, the second notch and the third notch are rectangular notches starting from the center and ending at the boundary, and the center end of the rectangular notch is a semicircular arc concentric with the driving gear or the locking disk.
As a further improvement of the present invention, the clamp is a tooth clamp, the tooth clamp is hinged to the locking plate, and a tooth side of the tooth clamp faces the third notch;
in an initial state, the driving side of the tooth clamp is blocked on a moving path of the shifting shaft on the arc groove; when the driving gear is driven to rotate by the motor, the shifting shaft moves to the tooth clamp in the arc groove, and the tooth clamp is pushed to clamp the steel bar sleeve in the third gap.
As a further improvement of the present invention, the driving mechanism further comprises a driving gear and two auxiliary gears;
the driving gear is arranged on an output shaft of the motor, the two pinion gears are arranged on the chassis, and the distance between the two pinion gears is larger than the width of the second notch;
the driving gear is meshed with the two auxiliary gears, and the two auxiliary gears are meshed with the driving gear.
As a further improvement of the utility model, the motor is a gear motor.
Compared with the prior art, the beneficial effects of the utility model are that:
when the reinforcing steel bar sleeve tightening machine is used, the reinforcing steel bar sleeve is placed into the notch, the motor is started, and the sleeve is clamped by the clamp and then rotates around the circle center to tighten the sleeve; it can replace artifical the realization to screw up the telescopic reinforcing bar, labour saving and time saving, work efficiency is high.
Drawings
Fig. 1 is a schematic structural view of a reinforcing sleeve tightening machine according to an embodiment of the present invention;
FIG. 2 is a schematic view of the locking plate of FIG. 1 with the locking plate removed;
fig. 3 is a schematic view of the drive gear of fig. 2 with the drive gear removed.
In the figure:
10. a chassis; 11. a first notch; 12. a circular boss; 20. a driving gear; 21. a second notch; 22. a shifting shaft; 30. a locking disc; 31. a third notch; 32. an arc groove; 33. a tooth clamp; 40. a drive gear; 50. a pinion gear.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The invention is described in further detail below with reference to the accompanying drawings:
the present invention provides a steel bar sleeve tightening machine, as shown in fig. 1-3, which is an electric tool that uses mechanical force to replace manual work to tighten a steel bar straight thread sleeve; the method comprises the following steps: the device comprises a chassis 10, a driving gear 20, a locking disc 30, a driving mechanism and a shell (not shown in the figure), wherein the shell covers the chassis 10, the driving gear 20, the locking disc 30, the driving mechanism and the like; wherein:
the chassis 10 of the present invention serves as a mounting frame of the entire tightening machine, which may be a horizontally disposed steel plate; the utility model is provided with a round boss 12 on the chassis through a bolt or directly processes the round boss 12 on the chassis 10 through a milling machine; the utility model discloses a be equipped with the first breach 11 that supplies reinforcing bar or steel sleeve to pass on the chassis, first breach 11 is for starting to terminate in the rectangle breach on border in the center, and the center end of rectangle breach is for the semicircular arc with driving gear or locking dish concentric, as shown in fig. 3.
As shown in fig. 1 and 2, the driving gear 20 of the present invention is rotatably mounted on the chassis 10, specifically, a circular groove (not shown in the figure) is provided on the bottom surface of the driving gear 20 and is matched with the circular boss 12, the diameter of the circular groove is slightly larger than the diameter of the circular boss 12, and the circular groove and the circular boss 12 are in clearance fit, for example, the diameter of the circular boss 12 is 148mm, and the diameter of the circular groove is 148.5 mm; the driving gear 20 is sleeved on the circular boss 12 of the chassis 10, and the circular boss 12 is used as a central shaft for the rotation of the driving gear 20. The driving gear 20 of the utility model is provided with a second notch 21 corresponding to the first notch 11 for the steel bar or the steel bar sleeve to pass through, the second notch 21 is a rectangular notch starting from the center and ending at the boundary, and the center end of the rectangular notch is a semicircular arc concentric with the driving gear or the locking disc; the second notch 21 may have the same width as the first notch 11. The utility model discloses install two shifting shafts 22 of centre of a circle symmetry on driving gear 20, the mounting means can adopt: drilling holes at proper positions on the driving gear 20, welding two shifting shafts 22, and punching holes at the centers of the horizontal planes of the shafts to tap screw threads.
As shown in fig. 1, the utility model discloses a locking dish 30 is installed on driving gear 20, specifically is equipped with the circular recess that is used for holding locking dish 30 for driving gear 20 top surface, and the diameter of circular recess slightly is greater than the diameter of locking dish 30, and both are clearance fit, and if the diameter of locking dish 30 is 148mm, the diameter of circular recess is 148.5 mm. The locking disc 30 of the utility model is provided with a third notch 31 corresponding to the second notch 21 for the steel bar sleeve to pass through, the third notch 31 is a rectangular notch starting from the center and ending at the boundary, and the center end of the rectangular notch is a semicircular arc concentric with the driving gear or the locking disc; different locking discs 30 (steel plates) need to be replaced for the steel bar sleeves of various specifications, the size of the third notch 31 of each locking disc 30 corresponds to that of one steel bar sleeve of one specification, and the corresponding locking discs 30 need to be replaced by screwing the steel bar sleeves of different specifications.
The locking disc 30 and the driving gear 20 of the utility model are concentrically arranged, and the locking disc 30 is provided with an arc groove 32 which avoids the circumferential motion of the shifting shaft 22; the locking disc 30 of the utility model is provided with two tooth clamps 33 with symmetrical circle centers, and other forms of clamps can be adopted; when the shifting shaft 22 moves in the arc groove 32, the tooth clamp 33 is pushed to clamp the steel bar sleeve in the third gap 31. The method specifically comprises the following steps: the tooth clamp 33 is hinged on the locking disc 30, and the tooth side of the tooth clamp 33 faces the third notch 31; in the initial state, the driving side of the tooth clamp 33 is stopped on the action path of the shifting shaft 22 in the arc groove 32; when the motor drives the driving gear 20 to rotate, the shifting shaft 22 moves to the tooth clamp 33 in the arc groove 32, and the tooth clamp 33 is pushed to clamp the steel bar sleeve in the third gap 31.
The utility model can be provided with a pressure plate (not shown in the figure) above the locking plate 30, and the pressure plate can be arranged on the stud of the chassis 10 through a bolt; the pressure plate limits the upward movement of the locking plate 30 and prevents the locking plate 30 from being shaken out of the toggle shaft 22 when in use. When the locking disc 30 needs to be replaced, the pressure plate is detached, the locking disc 30 is taken out to replace the locking metal disc with a proper third gap size, then the pressure plate is mounted, and the replacement of the locking disc is completed.
The driving mechanism of the utility model comprises a motor (not shown in the figure), a driving gear 40 and two secondary gears 50, wherein the motor is arranged on the chassis 10, the driving gear 40 is arranged on the output shaft of the motor, the two secondary gears 50 are arranged on the chassis 10, and the distance between the two secondary gears 50 is larger than the width of the second gap 21, so as to ensure that when the main gear rotates and the gap has no power, one secondary gear can always transmit the power to the main rotating wheel to drive the main rotating wheel to rotate around the steel bar sleeve; the drive gear 40 meshes with two pinion gears 50, and the two pinion gears 50 mesh with the drive gear 22. Further, the utility model discloses a gear motor can be adopted to the motor.
The utility model discloses during the use:
the utility model discloses a chassis 10, driving gear 20, locking dish 30, actuating mechanism and casing etc. constitute steel sleeve machine of screwing up, screw up before, the hypomere reinforcing bar is pre-buried in the concrete, and the upper segment reinforcing bar passes through steel sleeve and connects in hypomere reinforcing bar upper end, but steel sleeve's major part and upper segment reinforcing bar spiro union, only with three four teeth of hypomere reinforcing bar spiro union, need pass through the utility model discloses a screw up the machine with steel sleeve evenly screw up between the upper and lower segment reinforcing bar. Therefore, a worker can hold the tightening machine by hand, a rope can be hung on the tightening machine, the rope is connected to the telescopic spring through the fixed pulley on the support, most of the weight of the tightening machine is borne by the support, the work is only carried out by hand to control the direction of the tightening machine, and meanwhile, the spring arrangement at the tail end of the rope can facilitate the tightening machine to stretch for a short distance, so that a plurality of steel bar sleeves in the same concrete can be conveniently tightened.
A worker holds the tightening machine by hand to enable the reinforcing steel bar sleeve to be notched from the outer side of the notch of the tightening machine, then the tightening machine is started, the motor drives the driving gear 20 to rotate through the driving gear 40 and the secondary gear 50, the rotating gear 20 carries the shifting shaft 22 welded on the driving gear 20 to rotate simultaneously, the shifting shaft 22 moves in the circular arc groove 32, and when the shifting shaft moves to the driving side of the tooth clamp 33 (namely contacts the tooth clamp 33), the two tooth clamps 33 are pushed to move towards the third notch simultaneously, and the reinforcing steel bar sleeve in the third notch 31 is clamped; after the reinforcing steel bar sleeve is clamped, the reinforcing steel bar sleeve is fixed with the driving gear 20 into a whole through the tooth clamp 33 and the locking disc 30, and therefore the driving gear 20 can rotate to tighten the reinforcing steel bar sleeve.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. 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 (8)
1. A reinforcing bar sleeve tightening machine, characterized by comprising:
the chassis is provided with a first notch for a steel bar or a steel bar sleeve to pass through;
the driving gear is rotatably arranged on the chassis, a second notch for a steel bar or a steel bar sleeve to pass through is arranged on the driving gear corresponding to the first notch, and two shifting shafts with symmetrical circle centers are arranged on the driving gear;
the locking disc is mounted on the driving gear, a third notch for the steel bar sleeve to penetrate through is formed in the locking disc corresponding to the second notch, an arc groove for avoiding the circumferential motion of the shifting shaft is formed in the locking disc, and two clamps with symmetrical circle centers are mounted on the locking disc; when the shifting shaft moves in the arc groove, the clamp is pushed to clamp the steel bar sleeve in the third notch;
and the driving mechanism comprises a motor, and the motor drives the driving gear to rotate.
2. The reinforcing bar sleeve tightening machine according to claim 1, wherein a circular boss is formed or installed on the base plate, a circular groove for fitting the circular boss is formed on a bottom surface of the driving gear, and a circular groove for receiving the locking plate is formed on a top surface of the driving gear.
3. The reinforcing bar sleeve tightening machine according to claim 1 or 2, wherein the locking disk is installed concentrically with the driving gear.
4. The reinforcing bar sleeve tightening machine according to claim 1, further comprising a pressure plate located above the locking plate.
5. The reinforcing bar sleeve tightening machine according to claim 1, wherein the first notch, the second notch and the third notch are rectangular notches starting at the center and ending at the boundary, and the center end of the rectangular notch is a semicircular arc concentric with the driving gear or the locking disk.
6. The reinforcing bar sleeve tightening machine according to claim 1, wherein the clamp is a tooth clamp hinged on the locking disk, a tooth side of the tooth clamp facing the third notch;
in an initial state, the driving side of the tooth clamp is blocked on a moving path of the shifting shaft on the arc groove; when the driving gear is driven to rotate by the motor, the shifting shaft moves to the tooth clamp in the arc groove, and the tooth clamp is pushed to clamp the steel bar sleeve in the third gap.
7. The reinforcing bar sleeve tightening machine according to claim 1, wherein the driving mechanism further includes a driving gear and two sub-gears;
the driving gear is arranged on an output shaft of the motor, the two pinion gears are arranged on the chassis, and the distance between the two pinion gears is larger than the width of the second notch;
the driving gear is meshed with the two auxiliary gears, and the two auxiliary gears are meshed with the driving gear.
8. The reinforcing bar sleeve tightening machine according to claim 1, wherein the motor is a reduction motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920918548.2U CN210024396U (en) | 2019-06-18 | 2019-06-18 | Reinforcing bar sleeve tightening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920918548.2U CN210024396U (en) | 2019-06-18 | 2019-06-18 | Reinforcing bar sleeve tightening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210024396U true CN210024396U (en) | 2020-02-07 |
Family
ID=69348322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920918548.2U Expired - Fee Related CN210024396U (en) | 2019-06-18 | 2019-06-18 | Reinforcing bar sleeve tightening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210024396U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110103011A (en) * | 2019-06-18 | 2019-08-09 | 史洪才 | A kind of reinforced bar sleeve tightening machine |
| CN111593893A (en) * | 2020-06-03 | 2020-08-28 | 郑州梦铭机械科技有限公司 | Building steel sleeve connecting equipment |
-
2019
- 2019-06-18 CN CN201920918548.2U patent/CN210024396U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110103011A (en) * | 2019-06-18 | 2019-08-09 | 史洪才 | A kind of reinforced bar sleeve tightening machine |
| CN111593893A (en) * | 2020-06-03 | 2020-08-28 | 郑州梦铭机械科技有限公司 | Building steel sleeve connecting equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200207 |