CN209041525U - A kind of speed change drawing equipment - Google Patents
A kind of speed change drawing equipment Download PDFInfo
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- CN209041525U CN209041525U CN201821579928.XU CN201821579928U CN209041525U CN 209041525 U CN209041525 U CN 209041525U CN 201821579928 U CN201821579928 U CN 201821579928U CN 209041525 U CN209041525 U CN 209041525U
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Abstract
The utility model belongs to reinforcing bar drawing equipment field, discloses a kind of speed change drawing equipment, comprising: input shaft；Multi-stage gear is rotated and can move axially along input shaft with input shaft, and multi-stage gear is equipped at least two synchronous rotations and the different driving gear of diameter；Driven shaft is installed with the driven gear being arranged in pairs with driving gear thereon；Actuator, one end are connected to multi-stage gear, for driving multi-stage gear to move axially and engaging with one of driven gear；Output shaft, driving is connected in driven shaft, and is driven and rotated by driven shaft.The utility model passes through above structure, it can be realized the drawing to multiple diameter reinforcing bar, when carrying out the reinforcing bar drawing of different-diameter, multi-stage gear axial movement is driven by actuator, and driving gear corresponding with the diameter reinforcing bar and driven gear are meshed, realize the big pulling capacity of Large-size rebar, the high drawing speed of minor diameter reinforcing bar, so that power of motor is fully used.
Description
Technical field
The utility model relates to reinforcing bar drawing equipment field more particularly to a kind of speed change drawing equipments.
Background technique
Power is needed when reinforcing bar rolling or drawing, drawbench provides the power that reinforcing bar pulls out from various grinding tools, leads to
It is often to be driven by a motor drawbench, reinforcing bar is then pulled by drawbench.Drawbench currently on the market has self-control gear-box, also has
The mode of direct connection speed reducer realizes the output of power, and aforesaid way only has a kind of reduction ratio, in the big feelings of bar diameter range
Under condition, reduction ratio only has a kind of structure, and power of motor just has very big waste, if drawbench can be with drawing major diameter
Reinforcing bar, in the reinforcing bar of drawing minor diameter, power certainly will just will appear waste.
Therefore it is badly in need of a kind of reinforcing bar of stretchy major diameter, and when the reinforcing bar of drawing minor diameter, power is not wasted, Ke Yiti
A drawbench of high speed.
Utility model content
The purpose of this utility model is to provide a kind of speed change drawing equipments, under the premise of drawing Large-size rebar, when
When drawing minor diameter reinforcing bar, speed is allowed hand over, to avoid waste power of motor.
For this purpose, the utility model uses following technical scheme:
A kind of speed change drawing equipment, comprising:
Input shaft；
Multi-stage gear is rotated and can be moved axially along the input shaft with the input shaft, and the multi-stage gear is equipped with
At least two rotate synchronously and the different driving gear of diameter；
Driven shaft is installed with the driven gear being arranged in pairs with the driving gear thereon；
Actuator, one end are connected to the multi-stage gear, for driving the multi-stage gear to move axially and with wherein one
A driven gear engagement；
Output shaft, driving is connected in the driven shaft, and is driven and rotated by the driven shaft.
Preferably, the actuator includes rotatable gear lever, the speed change sliding block being connect with described gear lever one end,
The speed change sliding block is suspended at the two sides of one of them driving gear, and the driving gear can relative to the speed change sliding block
Rotation, and when gear lever rotation, the speed change sliding block is connected to the side wall of the driving gear.
Preferably, the actuator further includes connector, one end fixing sleeve of the connector is set to the gear lever
And rotated with the gear lever, the other end is sheathed in relative rotation outside the speed change sliding block, and the connector is with the speed change
When bar rotates, the speed change sliding block is connected to the side wall of the driving gear.
Preferably, the end of the speed change sliding block is equipped with open slot, the driving gear is partially disposed in the open slot
It is interior, and can be rotated relative to the open slot.
Preferably, the actuator further includes gear change hand lever, the gear change hand lever is connected to the gear lever, is used for band
Move the gear lever rotation.
Preferably, the input shaft is splined shaft, the multi-stage gear offers the spline with splined shaft cooperation
Hole.
Preferably, further including cabinet, the input shaft, the actuator and the output shaft, which rotate, is arranged in institute
It states on cabinet, the multi-stage gear, the driven shaft are placed in the cabinet.
Preferably, being equipped with worm gear mechanism between the output shaft and the driven shaft, the driven shaft passes through institute
It states worm gear mechanism and drives the driven shaft rotation.
Preferably, further including fixing seat, one end of the driven shaft turns through the fixing seat and is connected to described
Worm gear mechanism.
Preferably, one end rotational installation of the input shaft is on the fixing seat.
The utility model has the beneficial effects that can be realized the drawing to multiple diameter reinforcing bar by above structure, carrying out
When the reinforcing bar drawing of different-diameter, multi-stage gear axial movement is driven by actuator, and make corresponding with the diameter reinforcing bar
Driving gear and driven gear are meshed, i.e., exportable and drawing matched speed of diameter reinforcing bar realizes Large-size rebar
Big pulling capacity, the high drawing speed of minor diameter reinforcing bar improve efficiency so that power of motor is fully used, reduce energy consumption,
Suitable for the factorial production, and improve economic benefit.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model speed change drawing equipment；
Fig. 2 is enlarged diagram at the A of the utility model Fig. 1.
In figure:
1, input shaft；2, multi-stage gear；3, driven shaft；4, actuator；5, output shaft；6, cabinet；7, worm gear mechanism；
8, fixing seat；21, driving gear；31, driven gear；41, gear lever；42, speed change sliding block；43, connector；44, gear change hand lever.
Specific embodiment
Further illustrate the technical solution of the utility model with reference to the accompanying drawing and by specific embodiment formula.
As shown in Figure 1, the utility model provides a kind of speed change drawing equipment, including input shaft 1, multi-stage gear 2, driven shaft
3, actuator 4, output shaft 5 and cabinet 6, above-mentioned input shaft 1, actuator 4 and output shaft 5 are rotationally threaded through cabinet 6
On, above-mentioned multi-stage gear 2 and driven shaft 3 are placed in inside cabinet 6.
It is rotatablely connected between above-mentioned input shaft 1 and cabinet 6 by bearing, is used to be connected to motor, it can by motor
Band driven input shaft 1 rotates, specifically, can be connected by way of belt and belt pulley between motor and input shaft 1.
Above-mentioned multi-stage gear 2 can be rotated and can be moved axially along input shaft 1 with input shaft 1, specifically, above-mentioned input shaft
1 splined shaft, correspondingly, offering splined hole (not marking in figure) on multi-stage gear 2, above-mentioned splined shaft is arranged in splined hole
It is interior, multi-stage gear 2 is moved axially relative to input shaft 1, and phase will not occur between multi-stage gear 2 and input shaft 1
To rotation, but input shaft 1 drives multi-stage gear 2 to rotate.
It is rotated synchronously and the different driving gear of diameter as shown in Fig. 2, being equipped at least two on multi-stage gear 2
21, above-mentioned at least two driving gear 21 can be integrally formed, and (can also be needed two driving gears 21 at this time with split settings
It is fixedly connected).By the setting of multiple driving gears 21, different transmission ratios can be realized, and then realize Large-size rebar
Big pulling capacity, the high drawing speed of minor diameter reinforcing bar improve efficiency so that power of motor is fully used, reduce energy consumption.
Above-mentioned 3 one end of driven shaft is rotationally connected with cabinet 6 by bearing, and the other end is then connected with a worm gear mechanism 7,
It is installed with the driven gear 31 being arranged in pairs with driving gear 21 on the driven shaft 3, i.e., it is straight to be provided at least two on driven shaft 3
Diameter driven gear 31 of different sizes, and be arranged in pairs with driving gear 21, to realize different transmission ratios.Such as the present embodiment
Shown in Fig. 1, on the left of the driving gear 21 big with diameter on multi-stage gear 2 of driven gear 31 engage, can export higher
Revolving speed, suitable for the drawing of minor diameter reinforcing bar, and can be improved the speed of minor diameter reinforcing bar drawing.And the driven gear on right side
31 driving gears 21 small with diameter on multi-stage gear 2 engage, can output phase to lower revolving speed, it is suitable for major diameters
The drawing of reinforcing bar has enough power.
It should be noted that in above-mentioned multipair driving gear 21 and driven gear 31, having and only a pair of in the present embodiment
It can be in meshing state, i.e., when one pair of them are in meshing state, at other pairs of driving gears 21 and driven gear 31
In discrete state.
In the present embodiment, it is preferred that be also fixedly installed with a fixing seat 8 in cabinet 6, above-mentioned driven shaft 3 connects worm gear
One end of worm mechanism 7 can be rotated by the bearing in fixing seat 8 relative to fixing seat 8.Above-mentioned input shaft 1 is located at simultaneously
One end in cabinet 6 is rotatably arranged in fixing seat 8 also by another bearing in fixing seat 8.
Please continue to refer to Fig. 1, above-mentioned actuator 4 includes gear lever 41, speed change sliding block 42, connector 43 and speed change hand
Handle 44, in which:
Above-mentioned gear change hand lever 44 is rotationally connected with cabinet 6, and the setting of cabinet 6 is protruded into one end, and above-mentioned gear lever 41 is fixed in
Gear change hand lever 44 protrudes into one end in cabinet 6, and one end which is not connected with gear change hand lever 44 is fixedly sheathed in connector
43 one end is simultaneously able to drive the connector 43 rotation, and the other end of the connector 43 is socketed with above-mentioned speed change sliding block 42, and should
Speed change sliding block 42 can be rotated relative to connector 43.Above-mentioned speed change sliding block 42 is suspended at one of driving gear 21 and (specifically may be used
To be the driving gear 21 of the major diameter in left side shown in Fig. 1, be also possible to other driving gears 21) two sides, and the driving tooth
Wheel 21 can be rotated relative to speed change sliding block 42, i.e. the rotation that will not influence driving gear 21 of speed change sliding block 42.When gear change hand lever 44
When rotation, gear change hand lever 44 drives gear lever 41 and connector 43 to rotate synchronously, at this point, speed change sliding block 42 turns in connector 43
The side of above-mentioned driving gear 21 is connected under dynamic drive, with the lasting rotation of gear change hand lever 44, speed change sliding block 42 be will drive
Multi-stage gear 2 with the driving gear 21 is moved axially along input shaft 1, and is finally moved to the master that one pair of them are arranged in pairs
Moving gear 21 and driven gear 31 are meshed.Gear change hand lever 44 stops operating at this time, correspondingly, above-mentioned speed change sliding block 42 also stops
The side wall for abutting driving gear 21, enables multi-stage gear 2 to rotate.
Above-mentioned gear change hand lever 44 can be pulled manually, be also possible to drive rotation by driving parts such as motors.
In the present embodiment, it is preferred that the end of above-mentioned speed change sliding block 42 is equipped with open slot, and above-mentioned 21 part of driving gear is set
It can be rotated in open slot, and relative to open slot, that is, realize the structure that speed change sliding block 42 is suspended at 21 two sides of driving gear,
And the rotation of driving gear 21 will not be interfered.
Above-mentioned output shaft 5, driving is connected in driven shaft 3, and is driven and rotated by driven shaft 3.Specifically, be output shaft 5 with
The turbine of worm gear mechanism 7 is fixedly connected, and driven shaft 3 is fixedly connected with the worm screw of worm gear mechanism 7, passes through worm and gear
Mechanism 7 realizes that driven shaft 3 is transmitted to the power of output shaft 5.Above-mentioned output shaft 5 is for realizing the drawing to reinforcing bar.
The above-mentioned speed change drawing equipment of the present embodiment, by rotating gear change hand lever 44, makes in the reinforcing bar of drawing major diameter
The side wall for the driving gear 21 that connector 43 drives speed change sliding block 42 to be connected to multi-stage gear 2 is obtained, and drives multi-stage gear 2 defeated
Enter and moved axially on axis 1, until the driven gear that the driving gear 21 for matching the Large-size rebar on multi-stage gear 2 is pairs of with it
31 engagements, stop operating and fix gear change hand lever 44, driving gear 21 is engaged with driven gear 31 at this time, and driven shaft 3 can pass
Transmission ratio needed for passing the drawing Large-size rebar, and output shaft 5 is passed to eventually by worm gear mechanism 7, output shaft 5 is real
Now to the lasting drawing of the Large-size rebar, and the adjustment for passing through transmission ratio, it can be ensured that power of motor is fully used, no
It can be wasted.
It is same by rotation gear change hand lever 44 when needing the reinforcing bar of drawing minor diameter, so that matching the minor diameter reinforcing bar
Driving gear 21 engaged with its pairs of driven gear 31, biography needed for driven shaft 3 can transmit the drawing minor diameter reinforcing bar
Dynamic ratio, and output shaft 5 is passed to eventually by worm gear mechanism 7, output shaft 5 realizes the lasting drawing to the minor diameter reinforcing bar
It pulls out, and under the premise of same power of motor, by the adjustment of transmission ratio, can be improved the drawing speed to minor diameter, into
And drawing efficiency is improved, reduce energy consumption.
Obviously, the above embodiments of the present invention is used for the purpose of clearly illustrating examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (10)
1. a kind of speed change drawing equipment characterized by comprising
Input shaft (1)；
Multi-stage gear (2) is rotated and can be moved axially along the input shaft (1), the multi-stage gear with the input shaft (1)
(2) at least two are equipped with to rotate synchronously and the different driving gear (21) of diameter；
Driven shaft (3) is installed with the driven gear (31) being arranged in pairs with the driving gear (21) thereon；
Actuator (4), one end are connected to the multi-stage gear (2), for drive the multi-stage gear (2) axial movement and and its
In the driven gear (31) engagement；
Output shaft (5), driving are connected in the driven shaft (3), and are driven and rotated by the driven shaft (3).
2. speed change drawing equipment according to claim 1, which is characterized in that the actuator (4) includes rotatable becomes
Fast bar (41), the speed change sliding block (42) connecting with the gear lever (41) one end, the speed change sliding block (42) are suspended at wherein one
The two sides of a driving gear (21), the driving gear (21) can be rotated relative to the speed change sliding block (42), and described
When gear lever (41) rotates, the speed change sliding block (42) is connected to the side wall of the driving gear (21).
3. speed change drawing equipment according to claim 2, which is characterized in that the actuator (4) further includes connector
(43), one end fixing sleeve of the connector (43) is set to the gear lever (41) and rotates with the gear lever (41), another
End is sheathed on the speed change sliding block (42) outside in relative rotation, when the connector (43) rotates with the gear lever (41), institute
State the side wall that speed change sliding block (42) is connected to the driving gear (21).
4. speed change drawing equipment according to claim 2, which is characterized in that the end of the speed change sliding block (42) is equipped with and opens
Mouth slot, the driving gear (21) are partially disposed in the open slot, and can be rotated relative to the open slot.
5. speed change drawing equipment according to claim 2, which is characterized in that the actuator (4) further includes gear change hand lever
(44), the gear change hand lever (44) is connected to the gear lever (41), for driving the gear lever (41) to rotate.
6. speed change drawing equipment according to claim 1, which is characterized in that the input shaft (1) is splined shaft, described more
Grade gear (2) offers the splined hole with splined shaft cooperation.
7. speed change drawing equipment according to claim 1, which is characterized in that it further include cabinet (6), the input shaft (1),
The actuator (4) and the output shaft (5), which rotate, to be arranged on the cabinet (6), the multi-stage gear (2), described
Driven shaft (3) is placed in the cabinet (6).
8. speed change drawing equipment according to claim 1, which is characterized in that the output shaft (5) and the driven shaft (3)
Between be equipped with worm gear mechanism (7), the driven shaft (3) drives the driven shaft (3) by the worm gear mechanism (7)
Rotation.
9. speed change drawing equipment according to claim 8, which is characterized in that further include fixing seat (8), the driven shaft
(3) one end turns through the fixing seat (8) and is connected to the worm gear mechanism (7).
10. speed change drawing equipment according to claim 9, which is characterized in that one end of the input shaft (1) is rotatablely installed
On the fixing seat (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821579928.XU CN209041525U (en) | 2018-09-27 | 2018-09-27 | A kind of speed change drawing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821579928.XU CN209041525U (en) | 2018-09-27 | 2018-09-27 | A kind of speed change drawing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209041525U true CN209041525U (en) | 2019-06-28 |
Family
ID=67034411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821579928.XU Active CN209041525U (en) | 2018-09-27 | 2018-09-27 | A kind of speed change drawing equipment |
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| Country | Link |
|---|---|
| CN (1) | CN209041525U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139880A (en) * | 2018-09-27 | 2019-01-04 | 建科机械（天津）股份有限公司 | A kind of multi gear speed change drawbench |
-
2018
- 2018-09-27 CN CN201821579928.XU patent/CN209041525U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139880A (en) * | 2018-09-27 | 2019-01-04 | 建科机械（天津）股份有限公司 | A kind of multi gear speed change drawbench |
| CN109139880B (en) * | 2018-09-27 | 2024-02-27 | 建科机械（天津）股份有限公司 | Multi-gear variable-speed drawing machine |
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