CN214771723U

CN214771723U - Tractor counter weight frame and tray assembly fixture

Info

Publication number: CN214771723U
Application number: CN202120178143.7U
Authority: CN
Inventors: 李世英; 李雅静; 周陆洋; 李国涛
Original assignee: LUOYANG SHIYING MACHINERY PRODUCTION CO Ltd
Current assignee: LUOYANG SHIYING MACHINERY PRODUCTION CO Ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-11-19
Anticipated expiration: 2031-01-22

Abstract

The utility model discloses a tractor counter weight frame and tray assembly fixture, including base, movable block, barrier block, guide ring and stopper, the spout has been seted up to the inner of base, and the surface connection of spout has the movable block, the side fixed mounting of base has the motor, and the motor output is connected with the threaded rod to the outside of threaded rod is connected with the barrier block, the last hub connection of movable block has the installation piece, and the upper end fixed mounting of installation piece has butt joint piece, the upper end fixed mounting of movable block has the fixed block, and the outer end of fixed block is provided with the knob. This tractor counter weight frame and tray assembly fixture is provided with threaded rod and movable block, drives the threaded rod through the motor and rotates, because the threaded rod outer end is two sets of threads opposite to soon, drives two sets of movable blocks and removes simultaneously, drives the counter weight frame and the tray axle head of inside centre gripping and docks for both can stably align the connection.

Description

Tractor counter weight frame and tray assembly fixture

Technical Field

The utility model relates to a tractor assembly technical field specifically is a tractor counter weight frame and tray assembly fixture.

Background

With the development of mechanical equipment, tractors are widely applied to various fields, the industrial field can be used for transportation, the agricultural field can be used for ploughing and harvesting, and a counterweight frame and a tray need to be assembled in the production and manufacturing process of the tractor to enable the tractor to be stable, but the existing assembly tool has some defects, such as the defects;

when the existing assembly tool is assembled, the alignment of the counterweight frame and the end of the tray shaft is not strong, so that the assembly is easy to misplace, the assembly effect is influenced, the fixing of the end of the tray shaft is unstable, the fixture is easy to fall off in the assembly process, and the assembly efficiency is influenced due to the fact that the fixture needs to be fixed again.

Aiming at the problems, innovative design is urgently needed on the basis of the original assembly tool.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tractor counter weight frame and tray assembly fixture to current assembly fixture that proposes in solving above-mentioned background art is when assembling, and the alignment nature of counter weight frame and tray axle head is not strong, makes the assembly easily appear the dislocation, influences the assembly effect, and the fixed unstability of tray axle head, easily drops from the frock in assembling process, needs fix again, leads to assembly efficiency to receive the problem of influence.

In order to achieve the above object, the utility model provides a following technical scheme: a tractor counterweight frame and tray assembly fixture comprises a base, a movable block, a blocking block, a guide ring and a limiting block, wherein a sliding groove is formed in the inner end of the base, the surface of the sliding groove is connected with the movable block, a motor is fixedly mounted at the side end of the base, the output end of the motor is connected with a threaded rod, the outer side of the threaded rod is connected with the blocking block, an installation block is connected to the upper end of the movable block through a shaft, an abutting block is fixedly mounted at the upper end of the installation block, a fixed block is fixedly mounted at the upper end of the movable block, a knob is arranged at the outer end of the fixed block, a gear is connected to the output end of the knob, a guide rail is mounted at the inner end of the fixed block, the outer end of the guide rail is connected with the guide ring, a rack is fixedly connected to the side end of the guide ring, a track groove is formed in the inner end of the guide ring, a slide rail is arranged at the inner end of the guide ring, and the surface of the track groove is connected with the limiting block through the shaft, meanwhile, the top end of the limiting block is connected with a pressing block in a shaft mode.

Preferably, the base passes through the spout and constitutes the block structure with the movable block, and the movable block is sliding connection with the base.

Preferably, the movable block is in threaded connection with the threaded rod, the threaded rod is opposite to the threads at the left end and the right end of the blocking block in rotating direction, and the movable blocks are symmetrically arranged into two groups relative to the center line of the blocking block.

Preferably, the mounting blocks are symmetrically distributed about the center line of the movable block, and the top ends of the two sets of mounting blocks are installed through bolts by the butt-joint blocks.

Preferably, the guide rail is rotatably connected with the guide ring, the guide ring is welded with the rack, and the rack is meshed with the gear.

Preferably, the track groove is of a spiral structure in front view, and the track groove is connected with the limiting block shaft, and the limiting block is in sliding connection with the sliding rail.

Compared with the prior art, the beneficial effects of the utility model are that: the tractor counterweight frame and tray assembly tool;

1. the outer end of the threaded rod is provided with two groups of threads with opposite rotation directions, so that the two groups of movable blocks are driven to move simultaneously, and the internally clamped counterweight frame and the end of the tray shaft are driven to be butted, so that the counterweight frame and the tray shaft can be stably aligned and connected;

2. be provided with fixed block and installation piece, fix the counter weight frame axle head through the installation piece, rotatory knob again through rack and pinion's meshing for the guide ring rotates on the guide rail, and drives the stopper and extrude fixedly to the tray axle head of fixed block inner, makes counter weight frame and tray axle head can not follow the frock when the assembly and drop.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the base of the present invention;

FIG. 3 is a side view of the mounting block of the present invention;

fig. 4 is a schematic front sectional view of the fixing block of the present invention;

fig. 5 is a schematic side view of the guide ring of the present invention.

In the figure: 1. a base; 2. a chute; 3. a movable block; 4. a motor; 5. a threaded rod; 6. a barrier block; 7. mounting blocks; 8. a butt joint block; 9. a fixed block; 10. a knob; 11. a gear; 12. a guide rail; 13. a guide ring; 14. a rack; 15. a track groove; 16. a slide rail; 17. a limiting block; 18. and (7) briquetting.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a tractor counterweight frame and tray assembly fixture comprises a base 1, a sliding groove 2, a movable block 3, a motor 4, a threaded rod 5, a blocking block 6, an installation block 7, a butt joint block 8, a fixed block 9, a knob 10, a gear 11, a guide rail 12, a guide ring 13, a rack 14, a track groove 15, a slide rail 16, a limiting block 17 and a pressing block 18, wherein the inner end of the base 1 is provided with the sliding groove 2, the surface of the sliding groove 2 is connected with the movable block 3, the side end of the base 1 is fixedly provided with the motor 4, the output end of the motor 4 is connected with the threaded rod 5, the outer side of the threaded rod 5 is connected with the blocking block 6, the upper end of the movable block 3 is connected with the installation block 7 through a shaft, the butt joint block 8 is fixedly arranged at the upper end of the installation block 7, the fixed block 9 is fixedly arranged at the upper end of the movable block 3, the outer end of the fixed block 9 is provided with the knob 10, and the output end of the knob 10 is connected with the gear 11, a guide rail 12 is installed at the inner end of the fixed block 9, the outer end of the guide rail 12 is connected with a guide ring 13, a rack 14 is fixedly connected to the side end of the guide ring 13, a track groove 15 is formed in the inner end of the guide ring 13, a slide rail 16 is arranged at the inner end of the guide ring 13, a limiting block 17 is connected to the surface shaft of the track groove 15, and a pressing block 18 is connected to the top end shaft of the limiting block 17;

the base 1 and the movable block 3 form a clamping structure through the chute 2, the movable block 3 is in sliding connection with the base 1, and the movable block 3 can stably slide in the chute 2 through the clamping of the movable block 3 and the base 1;

the movable blocks 3 are in threaded connection with the threaded rod 5, the threaded rod 5 is opposite in thread turning direction relative to the left end and the right end of the blocking block 6, the movable blocks 3 are symmetrically arranged into two groups relative to the central line of the blocking block 6, the two groups of movable blocks 3 are close to each other at the same speed through rotation of the threaded rod 5, and alignment during assembly is improved;

the mounting blocks 7 are symmetrically distributed about the center line of the movable block 3, the top ends of the two groups of mounting blocks 7 are installed through bolts through the butt-joint blocks 8, and the shaft ends of the counterweight frame are fixedly limited through the mounting blocks 7 and the butt-joint blocks 8;

the guide rail 12 is rotatably connected with the guide ring 13, the guide ring 13 is welded with the rack 14, the rack 14 is meshed with the gear 11, and power is provided for stable rotation of the guide ring 13 in the guide rail 12 through rotation of the knob 10 and meshing transmission of the gear 11 and the rack 14;

track groove 15 is the heliciform structure in the front view, and track groove 15 is connected with stopper 17 hub connection to stopper 17 and slide rail 16 are sliding connection, and track groove 15 through the heliciform structure drives stopper 17 and removes to the center, extrudes the tray axle head spacing.

The working principle is as follows: when the tractor counterweight frame and tray assembly tool is used, according to the figures 1-5, firstly, the device is placed at a position needing to work, the mounting block 7 is opened, the end of the counterweight frame shaft is placed at the inner end of the mounting block 7, then the mounting block 7 is closed, the bolt at the top end of the connecting block 8 is fixed, then the top end shaft of the tray is inserted into the fixing block 9, the knob 10 at the top end of the fixing block 9 is rotated, the output end of the knob drives the gear 11 to rotate, the gear 11 drives the rack 14 connected at the outer side to be meshed, so that the guide ring 13 rotates at the outer side of the guide rail 12, the limiting block 17 connected in the shaft in the track groove 15 is deviated due to the spiral structure of the track groove 15 during rotation, the limiting block 17 moves to the circle center of the guide ring 13 along the slide rail 16, the bottom end of the limiting block 17 extrudes the end of the tray shaft to stably fix the tray, the pressing block 18 at the top end of the limiting block 17 also extrudes and limits the shaft;

according to fig. 1 and 2, after the centre gripping of weight rack and tray finishes, starter motor 4, motor 4 output will drive threaded rod 5 and rotate, because 6 both ends screw threads of barrier block revolve to opposite for two sets of movable blocks 3 move to the center simultaneously under threaded connection's effect, take weight rack top locking shaft out this moment, connect the tray through the locking shaft after the butt joint is accomplished, thereby accomplish the assembly, increased holistic practicality.

Those not described in detail in this specification are within the skill of the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tractor counter weight frame and tray assembly fixture, includes base (1), movable block (3), separation piece (6), guide ring (13) and stopper (17), its characterized in that: the inner of the base (1) is provided with a sliding chute (2), the surface of the sliding chute (2) is connected with a movable block (3), a motor (4) is fixedly arranged at the side end of the base (1), the output end of the motor (4) is connected with a threaded rod (5), the outer side of the threaded rod (5) is connected with a blocking block (6), an installation block (7) is connected with the upper end shaft of the movable block (3), a butt joint block (8) is fixedly arranged at the upper end of the installation block (7), a fixed block (9) is fixedly arranged at the upper end of the movable block (3), a knob (10) is arranged at the outer end of the fixed block (9), the output end of the knob (10) is connected with a gear (11), a guide rail (12) is arranged at the inner end of the fixed block (9), the outer end of the guide rail (12) is connected with a guide ring (13), and a rack (14) is fixedly connected with the side end of the guide ring (13), the inner end of the guide ring (13) is provided with a track groove (15), the inner end of the guide ring (13) is provided with a slide rail (16), the surface shaft of the track groove (15) is connected with a limiting block (17), and the top shaft of the limiting block (17) is connected with a pressing block (18).

2. The tractor weight frame and tray assembly tool of claim 1, characterized in that: the base (1) and the movable block (3) form a clamping structure through the sliding groove (2), and the movable block (3) is connected with the base (1) in a sliding mode.

3. The tractor weight frame and tray assembly tool of claim 1, characterized in that: the movable block (3) is in threaded connection with the threaded rod (5), the threaded rod (5) is opposite to the threads at the left end and the right end of the blocking block (6), and the movable block (3) is symmetrically arranged into two groups relative to the central line of the blocking block (6).

4. The tractor weight frame and tray assembly tool of claim 1, characterized in that: the mounting blocks (7) are symmetrically distributed about the center line of the movable block (3), and the top ends of the two sets of mounting blocks (7) are installed through bolts through the butt-joint blocks (8).

5. The tractor weight frame and tray assembly tool of claim 1, characterized in that: the guide rail (12) is rotatably connected with the guide ring (13), the guide ring (13) is connected with the rack (14) in a welding mode, and the rack (14) is connected with the gear (11) in a meshing mode.

6. The tractor weight frame and tray assembly tool of claim 1, characterized in that: track groove (15) are looked at and are helical structure, and track groove (15) are connected with stopper (17) axle to stopper (17) and slide rail (16) are sliding connection.