CN112676367A - Single-shaft chain type tractor head structure - Google Patents
Single-shaft chain type tractor head structure Download PDFInfo
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- CN112676367A CN112676367A CN202011414015.4A CN202011414015A CN112676367A CN 112676367 A CN112676367 A CN 112676367A CN 202011414015 A CN202011414015 A CN 202011414015A CN 112676367 A CN112676367 A CN 112676367A
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Abstract
The invention relates to a single-shaft chain type tractor head structure which comprises a walking plate, wherein a rotating shaft is vertically arranged at the front part of the walking plate, a rotating plate is arranged on the rotating shaft, a main frame is arranged on the rotating plate, a speed reducer is arranged on the main frame, the speed reducer comprises a front output end and a rear output end, a groove plate capable of horizontally moving left and right is arranged at the rear side of the main frame, and the rear output end is connected with the groove plate through a shifting fork assembly; the chain connecting seat is arranged at the upper end of the rotating shaft, an upper chain groove and a lower chain groove are formed in the chain connecting seat, chain connecting plates are arranged on the left side and the right side of the groove plate, and the left chain connecting plate and the right chain connecting plate are connected with the upper chain groove and the lower chain groove through the upper chain and the lower chain respectively. The rotating plate is connected with the groove plate through the flexible chain structure, so that the dimensional precision requirement of each part can be greatly reduced, the production and manufacturing cost is reduced, the smooth production is effectively ensured, and the service life of the equipment is prolonged.
Description
Technical Field
The invention relates to a single-shaft chain type traction machine head structure, in particular to a single-shaft chain type traction machine head structure of a three-head traction machine, and belongs to the technical field of aluminum profile production equipment.
Background
In the process of extruding and producing the aluminum alloy section, each time one aluminum bar is extruded, the section needs to be interrupted, and the purpose is to facilitate the subsequent processes such as conveying, straightening and the like. In addition, the traction assistance is very important in the extrusion process, and particularly for the current popular porous die extrusion and some profiles which are difficult to extrude, the traction assistance is good and effective, so that the discharging of the profiles can be ensured, and the production efficiency and the yield can be improved.
Most of traditional tractors are single-head traction, when the single-head tractors are dragged to a certain position, the single-head tractors put down sectional materials and then return to the place where traction is started, and the single-head tractors are repeatedly operated, so that the efficiency of the single-head tractors is very low. Also have double-end tractor among the prior art, its working form is: the former traction device pulls the section, and at a certain place, the pulled section is delivered to the other traction device to be continuously pulled, and the former traction device returns to finish the relay of the section. Although the method can continuously pull, the tractor of the method can collide in the relay process, and the tractor stops when the section is connected, so that the section is bent in the axial direction, and the surface of the section is easy to scratch, thereby affecting the quality of the section.
Three tractors on the existing market generally include the frame, are provided with track and lower track in the frame, go up and are provided with traction head and lower traction head on track and the lower track respectively, go up traction head and traction head can alternate with lower traction head and pull the operation for section bar production is incessant, guarantees the continuity of operation, improves production efficiency, has solved above-mentioned technical problem well. However, in order to enable the upper traction head and the lower traction head to smoothly alternate working positions, a transverse moving mechanism or a lifting mechanism is usually required to be additionally arranged on the traction head, and one traction head gives up space for the other traction head through the transverse moving mechanism or the lifting mechanism, so that the alternation of the working positions is smoothly completed, the structure of the whole set of mechanism is complex, and the production and manufacturing cost is greatly increased.
The invention patent with application number 201910710981.1 discloses a traction head structure of a three-head tractor, which comprises a frame, wherein a support shaft is fixedly arranged on the frame, a middle support plate and a gear are sleeved on the support shaft, the gear is positioned above the middle support plate, the middle support plate is rotatably connected with the support shaft, and the gear is fixedly connected with the support shaft; the rack is arranged on the middle supporting plate, a worm gear second motor is arranged on the rack, the worm gear second motor comprises an outer output end and an inner output end, a claw assembly is arranged on the outer side of the rack, the outer output end and the claw assembly are connected through a connecting rod mechanism, a shifting fork assembly is arranged on the inner output end, a rack capable of horizontally moving left and right is arranged on the middle supporting plate, the rack is located between the rack and a gear, a clamping plate is arranged at the top of the rack, the rack is matched with the gear, and the clamping plate is matched with the shifting fork assembly. The rotary action of the whole traction head can be realized by the traction head structure through the power of the material clamping mechanism, so that a space is made for another traction head when the material clamping mechanism works alternately, the existing transverse moving mechanism or lifting mechanism is omitted, the integral structure is simplified, and the production and manufacturing cost is reduced. But above-mentioned structure is very high to the size precision requirement of fork assembly, cardboard, gear and rack, and each part machining precision is not enough or produces the unable accurate cooperation of each part after certain wearing and tearing in the use when above-mentioned each part to the rotatory action of the unable accurate smooth and easy completion traction head of power that leads to pressing from both sides the material structure.
Disclosure of Invention
The invention aims to solve the technical problem of providing a single-shaft chain type tractor head structure aiming at the prior art, wherein a rotating plate is connected with a slotted plate through a flexible chain type structure, so that the requirement on the dimensional precision of each part can be greatly reduced, the production and manufacturing cost is reduced, the smooth production is effectively ensured, and the service life of equipment is prolonged.
The technical scheme adopted by the invention for solving the problems is as follows: a single-shaft chain type tractor head structure comprises a walking plate, wherein a rotating shaft is vertically arranged at the front part of the walking plate, a rotating plate is arranged on the rotating shaft, a main frame is arranged on the rotating plate, a speed reducer and a rotating shaft seat are arranged on the main frame, a claw shaft penetrates through the rotating shaft seat along the front-back direction, a claw assembly is arranged on the claw shaft, the speed reducer comprises a front output end and a rear output end, the front output end is connected with a claw pressing shaft through a connecting rod assembly, a groove plate capable of translating left and right is arranged on the rear side of the main frame, and the rear output end is connected with the groove plate through a shifting fork assembly; the chain connecting seat is arranged at the upper end of the rotating shaft, an upper chain groove and a lower chain groove are formed in the chain connecting seat, chain connecting plates are arranged on the left side and the right side of the groove plate, the left chain connecting plate and the right chain connecting plate are arranged in a vertically staggered mode, and the left chain connecting plate and the right chain connecting plate are connected with the upper chain groove and the lower chain groove through an upper chain and a lower chain.
Optionally, a bayonet is arranged on the inner side of the chain connecting plate and clamped on the groove plate.
Optionally, an adjusting screw is arranged on the outer side of the chain connecting plate, and the inner end of the adjusting screw abuts against the groove plate.
Optionally, a linear guide rail is transversely arranged on the rear side of the main frame, the linear guide rail comprises a slide rail and a slide block, the slide block is arranged in the slide rail, and the groove plate is fixedly connected with the slide block.
Optionally, the gripper assembly comprises a front connecting seat and a rear connecting seat, a plurality of grippers are arranged between the front connecting seat and the rear connecting seat, a spacer sleeve is arranged between every two adjacent grippers, and a gripper plate pressing block is arranged between the tops of the front connecting seat and the rear connecting seat.
Optionally, the connecting rod assembly includes a claw lifting arm and a material lifting arm, the claw lifting arm is fixedly disposed on the front output end, the material lifting arm is fixedly disposed on the claw shaft, and the claw lifting arm and the material lifting arm are connected through an adjusting arm.
Optionally, the adjusting arm includes an upper connection and a lower connection, and an adjusting screw is arranged between the upper connection and the lower connection.
Optionally, a clamping groove is formed in the top of the groove plate downwards, the shifting fork assembly comprises a shifting fork arm, one end of the shifting fork arm is connected with the rear output end, a groove wheel shaft is arranged at the other end of the shifting fork arm, and the groove wheel shaft is clamped in the clamping groove.
Optionally, a bearing is arranged on the sheave shaft.
Optionally, an arc bayonet is arranged on one side of the clamping groove, an arc-shaped clamping block is arranged at the position, close to the rear output end, of the shifting fork arm, and the arc-shaped clamping block is matched with the arc bayonet.
Compared with the prior art, the invention has the advantages that:
according to the single-shaft chain type tractor head structure, the rotating plate is connected with the groove plate through the flexible chain type structure, the size precision requirement of each part can be greatly reduced, the production and manufacturing cost is reduced, the smooth production is effectively guaranteed, and the service life of equipment is prolonged.
Drawings
FIG. 1 is a perspective view of a single-axle chain type tractor head structure according to the present invention.
Fig. 2 is a perspective view of another perspective of a dual-axis tractor head structure according to the present invention.
Fig. 3 is a perspective view of a further perspective of a dual-axis tractor head configuration of the present invention.
Fig. 4 is a front view of fig. 1.
Fig. 5 is a side view of fig. 4.
Fig. 6 is a top view of fig. 5.
Fig. 7 is a sectional view a-a of fig. 4.
Fig. 8 is a partial cross-sectional view of fig. 5.
Wherein:
Speed reducer 6
Front output 6.1
Rear output 6.2
Jaw shaft 8
Jaw assembly 9
Connecting socket 9.1
Dental claw 9.2
Spacer 9.3
Dental lamina pressing block 9.4
Connecting-rod assembly 10
Lifting claw arm 10.1
Lifting arm 10.2
Adjusting arm 10.3
Upper connector 10.3.1
Lower connector 10.3.2
Adjusting screw 10.3.3
Trough plate 11
Card slot 11.1
Arc bayonet 11.2
Shifting fork arm 12.1
Sheave axle 12.2
Bearing 12.3
Arc-shaped fixture block 12.4
Bayonet 15.1
Adjusting screw 17
Slide rail 18.1
Slide block 18.2
Sensing piece 23
Stop lever 24
Running shaft 25.1
Eccentric shaft 25.2
And (5) walking rollers 25.3.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
As shown in fig. 1 to 8, a single-shaft chain tractor head structure in the present embodiment includes a running plate 1, a rotating shaft 2 is vertically arranged at the front part of the walking board 1, a rotating board 3 is arranged on the rotating shaft 2, the rotating plate 3 is provided with a main frame 4, the main frame 4 is sequentially provided with a servo motor 5, a speed reducer 6 and a rotating shaft seat 7 from left to right, the output end of the servo motor 5 is connected with the input end of the speed reducer 6, a jaw shaft 8 is arranged on the rotating shaft seat 7 in a penetrating way along the front-back direction, the jaw shaft 8 is provided with a jaw assembly 9, the speed reducer 6 comprises a front output end 6.1 and a rear output end 6.2, the front output end 6.1 is connected with the pressure claw shaft 8 through a connecting rod assembly 10, a groove plate 11 capable of translating left and right is arranged on the rear side of the main frame 4, and the rear output end 6.2 is connected with the groove plate 11 through a shifting fork assembly 12; a chain connecting seat 13 is arranged at the upper end of the rotating shaft 2, an upper chain groove 14 and a lower chain groove 14 are arranged on the chain connecting seat 13, chain connecting plates 15 are arranged on the left side and the right side of the groove plate 11, the left chain connecting plate 15 and the right chain connecting plate 15 are arranged in a vertically staggered mode, and the left chain connecting plate 15 and the right chain connecting plate 15 are respectively connected with the upper chain groove 14 and the lower chain groove 14 through an upper chain 16;
a bayonet 15.1 is arranged on the inner side of the chain connecting plate 15, and the bayonet 15.1 is clamped on the groove plate 11;
an adjusting screw 17 is arranged on the outer side of the chain connecting plate 15, and the inner end of the adjusting screw 17 is abutted against the slotted plate 11;
a linear guide rail 18 is transversely arranged at the rear side of the main frame 3, the linear guide rail 18 comprises a slide rail 18.1 and a slide block 18.2, the slide block 18.2 is arranged in the slide rail 18.1, and the groove plate 11 is fixedly connected with the slide block 18.2;
the gripper assembly 9 comprises a front connecting seat 9.1 and a rear connecting seat 9.1, a plurality of grippers 9.2 are arranged between the front connecting seat 9.1 and the rear connecting seat 9.1, a spacer 9.3 is arranged between every two adjacent grippers 9.2, and a gripper plate pressing block 9.4 is arranged between the tops of the front connecting seat 9.1 and the rear connecting seat 9.1;
a clamp 19 is arranged below the gripper assembly 9;
the connecting rod assembly 10 comprises a claw arm 10.1 and a material lifting arm 10.2, the claw arm 10.1 is fixedly arranged on the front output end 6.1, the material lifting arm 10.2 is fixedly arranged on the claw shaft 8, and the claw arm 10.1 and the material lifting arm 10.2 are connected through an adjusting arm 10.3;
two ends of the adjusting arm 10.3 are respectively hinged with the claw lifting arm 10.1 and the material lifting arm 10.2;
the adjusting arm 10.3 comprises an upper connector 10.3.1 and a lower connector 10.3.2, and an adjusting screw 10.3.3 is arranged between the upper connector 10.3.1 and the lower connector 10.3.2;
a clamping groove 11.1 is formed in the top of the groove plate 11 downwards, the shifting fork assembly 12 comprises a shifting fork arm 12.1, one end of the shifting fork arm 12.1 is connected with the rear output end 6.2, a groove wheel shaft 12.2 is arranged at the other end of the shifting fork arm 12.1, and the groove wheel shaft 12.2 is clamped in the clamping groove 11.1;
a bearing 12.3 is arranged on the sheave shaft 12.2;
an arc-shaped bayonet 11.2 is arranged on one side of the clamping groove 11.1, an arc-shaped clamping block 12.4 is arranged at the position, close to the rear output end 6.2, of the shifting fork arm 12.1, and the arc-shaped clamping block 12.4 is matched with the arc-shaped bayonet 11.2;
a limit block 20 is arranged on one side of the rotating shaft 2, a proximity switch 21 and a stop block 22 are arranged on the limit block 20, an induction sheet 23 and a stop lever 24 are respectively arranged on the left side and the right side of the rotating plate 3, the induction sheet 23 is matched with the proximity switch 21, and the stop block 22 is matched with the stop lever 24;
the bottom of the walking board 1 is provided with a left group of roller assemblies 25 and a right group of roller assemblies 25;
the roller assembly 25 comprises a walking shaft 25.1 and an eccentric shaft 25.2 which are arranged in front and back, and walking rollers 25.3 are arranged on the walking shaft 25.1 and the eccentric shaft 25.2.
The working principle is as follows:
the bottom of the walking plate is provided with a roller assembly, and the walking plate can move back and forth on the three-head tractor track through the roller assembly; the walking plate is provided with a rotating plate, the rotating plate is provided with a main frame, the main frame is provided with a tooth claw assembly, a traction clamping opening is formed between the tooth claw assembly and a clamp below the tooth claw assembly, and the tooth claw assembly can be lifted up or pressed down under the driving of a second motor, so that the profile can be clamped; the main rack is also provided with a speed reducer, the speed reducer comprises a front output end and a rear output end, the front output end is connected with the claw assembly through a link mechanism, and the claw assembly can be lifted upwards or pressed downwards under the driving of the speed reducer; the rear output end of the speed reducer is provided with a shifting fork assembly, the rear output end drives the shifting fork assembly to rotate, when a grooved pulley shaft of the shifting fork assembly is clamped into a clamping groove in a grooved plate, the grooved plate can be driven to move left and right, chain connecting plates on the left side and the right side of the grooved plate are connected with a chain connecting seat on the upper end of a rotating shaft through chains, so that the rotating shaft is driven to rotate, the rotating plate can drive the whole traction mechanism to rotate outwards or withdraw inwards through forward and reverse rotation of the speed reducer, and a space is reserved for the alternate positions of an upper. When the rotor plate drives the whole traction mechanism to outwards rotate out to the traction position, the grooved pulley shaft of the shifting fork assembly breaks away from the clamping groove in the grooved plate, the rotor plate does not continue to rotate when the speed reducer drives the claw assembly to continue to press down, the arc-shaped clamping block of the shifting fork assembly is clamped into the arc-shaped clamping opening in the grooved plate, and the claw continues to press down the stroke to prevent the rotation plate from moving back and forth due to the limiting effect of the arc-shaped clamping block and the arc-shaped clamping opening.
In addition to the above embodiments, the present invention also includes other embodiments, and any technical solutions formed by equivalent transformation or equivalent replacement should fall within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a unipolar chain tractor aircraft nose structure which characterized in that: the walking plate comprises a walking plate (1), wherein a rotating shaft (2) is vertically arranged at the front part of the walking plate (1), a rotating plate (3) is arranged on the rotating shaft (2), a main frame (4) is arranged on the rotating plate (3), a speed reducer (6) and a rotating shaft seat (7) are arranged on the main frame (4), a jaw shaft (8) penetrates through the rotating shaft seat (7) along the front-back direction, a jaw assembly (9) is arranged on the jaw shaft (8), the speed reducer (6) comprises a front output end (6.1) and a rear output end (6.2), the front output end (6.1) is connected with the jaw pressing shaft (8) through a connecting rod assembly (10), a groove plate (11) capable of translating left and right is arranged on the rear side of the main frame (4), and the rear output end (6.2) is connected with the groove plate (11) through a shifting fork assembly (12); the chain connecting plate is characterized in that a chain connecting seat (13) is arranged at the upper end of the rotating shaft (2), an upper chain groove and a lower chain groove (14) are formed in the chain connecting seat (13), chain connecting plates (15) are arranged on the left side and the right side of the groove plate (11), the left chain connecting plate and the right chain connecting plate (15) are arranged in a vertically staggered mode, and the left chain connecting plate and the right chain connecting plate (15) are connected with the upper chain groove and the lower chain groove (14) through an upper.
2. The single-shaft chain tractor head structure of claim 1, wherein: a bayonet (15.1) is arranged on the inner side of the chain connecting plate (15), and the bayonet (15.1) is clamped on the groove plate (11).
3. The single-shaft chain tractor head structure of claim 1, wherein: adjusting screws (17) are arranged on the outer sides of the chain connecting plates (15), and the inner ends of the adjusting screws (17) are abutted to the groove plates (11).
4. The single-shaft chain tractor head structure of claim 1, wherein: the rear side of the main frame (3) is transversely provided with a linear guide rail (18), the linear guide rail (18) comprises a sliding rail (18.1) and a sliding block (18.2), the sliding block (18.2) is arranged in the sliding rail (18.1), and the groove plate (11) is fixedly connected with the sliding block (18.2).
5. The single-shaft chain tractor head structure of claim 1, wherein: the tooth claw assembly (9) comprises a front connecting seat and a rear connecting seat (9.1), a plurality of tooth claws (9.2) are arranged between the front connecting seat and the rear connecting seat (9.1), a spacer sleeve (9.3) is arranged between the two adjacent tooth claws (9.2), and a tooth plate pressing block (9.4) is arranged between the tops of the front connecting seat and the rear connecting seat (9.1).
6. The single-shaft chain tractor head structure of claim 1, wherein: the connecting rod assembly (10) comprises a claw lifting arm (10.1) and a material lifting arm (10.2), the claw lifting arm (10.1) is fixedly arranged on the front output end (6.1), the material lifting arm (10.2) is fixedly arranged on the claw shaft (8), and the claw lifting arm (10.1) and the material lifting arm (10.2) are connected through an adjusting arm (10.3).
7. The single-shaft chain tractor head structure of claim 6, wherein: adjusting arm (10.3) are including last connector (10.3.1) and lower connector (10.3.2), it is provided with adjusting screw (10.3.3) to go up between connector (10.3.1) and lower connector (10.3.2).
8. The single-shaft chain tractor head structure of claim 1, wherein: the improved fork assembly is characterized in that a clamping groove (11.1) is formed in the top of the groove plate (11) downwards, the shifting fork assembly (12) comprises a shifting fork arm (12.1), one end of the shifting fork arm (12.1) is connected with the rear output end (6.2), a groove wheel shaft (12.2) is arranged at the other end of the shifting fork arm (12.1), and the groove wheel shaft (12.2) is clamped in the clamping groove (11.1).
9. The single-shaft chain tractor head structure of claim 8, wherein: and a bearing (12.3) is arranged on the grooved wheel shaft (12.2).
10. The single-shaft chain tractor head structure of claim 8, wherein: draw-in groove (11.1) one side is provided with arc bayonet socket (11.2), shifting fork arm (12.1) is provided with arc fixture block (12.4) near back output (6.2) position department, arc fixture block (12.4) cooperate with arc bayonet socket (11.2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011414015.4A CN112676367A (en) | 2020-12-07 | 2020-12-07 | Single-shaft chain type tractor head structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011414015.4A CN112676367A (en) | 2020-12-07 | 2020-12-07 | Single-shaft chain type tractor head structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112676367A true CN112676367A (en) | 2021-04-20 |
Family
ID=75446184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011414015.4A Pending CN112676367A (en) | 2020-12-07 | 2020-12-07 | Single-shaft chain type tractor head structure |
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| Country | Link |
|---|---|
| CN (1) | CN112676367A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117443975A (en) * | 2023-12-26 | 2024-01-26 | 池州市安安新材科技有限公司 | Tractor for aluminum profile machining |
-
2020
- 2020-12-07 CN CN202011414015.4A patent/CN112676367A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117443975A (en) * | 2023-12-26 | 2024-01-26 | 池州市安安新材科技有限公司 | Tractor for aluminum profile machining |
| CN117443975B (en) * | 2023-12-26 | 2024-03-08 | 池州市安安新材科技有限公司 | Tractor for aluminum profile machining |
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