CN214326205U

CN214326205U - Safety type lifting device for connecting rod machining

Info

Publication number: CN214326205U
Application number: CN202022807238.9U
Authority: CN
Inventors: 谢英尧; 覃建; 吕雅源
Original assignee: Dongguan Jinhua Hardware Machinery Co ltd
Current assignee: Wuxi Yisheng Machinery Parts Co., Ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-10-01
Anticipated expiration: 2030-11-30

Abstract

The invention discloses a lifting device for processing a safety connecting rod, which comprises a supporting plate and a clamping mechanism, wherein the upper end of the supporting plate is provided with a supporting column, a sliding part is arranged in the middle of the supporting column, a lifting sliding groove is formed in the sliding part, a lifting sliding rail is arranged in the lifting sliding groove, the clamping mechanism is arranged in the lifting sliding rail, the rear end of the clamping mechanism is provided with a linkage shaft, the rear end of the linkage shaft is provided with a chain, a driving gear is arranged in the chain, the rear end of the driving gear is connected with a first connecting shaft, the rear end of the first connecting shaft is connected with a motor mounting column, the rear end of the motor mounting column is provided with a lifting motor, the rear end of a second connecting shaft is connected with a bearing, and the lifting device for processing the safety connecting rod can clamp the connecting rod through the arranged clamping mechanism so as to facilitate the processing of the connecting rod, the connecting rod is prevented from moving in the process of machining the safe connecting rod, and the machining precision is prevented from being influenced.

Description

Safety type lifting device for connecting rod machining

Technical Field

The invention relates to the technical field of safe connecting rod processing, in particular to a lifting device for safe connecting rod processing.

Background

With the development of society, the living standard of people is continuously improved, at present, smart home is a word well known, smart furniture in the market is inexhaustible, such as a smart television, a smart air conditioner, a smart refrigerator, a smart hair washing machine and the like, a connecting rod is connected with a component of the smart hair washing machine, the connecting rod is a dynamic load component bearing the highest strong impact force and dynamic stress, the load of the dynamic load component is proportional to the mass of the connecting rod, the processing process of the connecting rod comprises grinding, cleaning, drilling, assembling, checking and the like, and in the processing process of the safety connecting rod, the position of the connecting rod is required to be changed and lifted by using a lifting device, and the connecting rod is required to be processed in an auxiliary manner.

The existing lifting device for processing the safe connecting rod is unstable when the connecting rod is clamped, is not tightly attached to the connecting rod, and causes the clamping of the connecting rod to be not tight, so that the problem of dropping of the lifting is solved.

Disclosure of Invention

The invention aims to provide a lifting device for processing a safety connecting rod, and aims to solve the problems that when a connecting rod is clamped, the connecting rod is unstable and is not tightly attached to the connecting rod, so that the clamping of the connecting rod is not tight, and the lifting and the dropping of the lifting are caused in the conventional lifting device for processing the safety connecting rod in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a hoisting device is used in processing of safe type connecting rod, includes backup pad and fixture, the upper end of backup pad is provided with the pillar, and is provided with the slider in the centre of pillar, the inside of slider is provided with promotes the spout, and the inside that promotes the spout is provided with promotes the slide rail, fixture sets up in the inside that promotes the slide rail, and fixture's rear end is provided with the trace axle, the rear end of trace axle is provided with the chain, and the inside of chain is provided with the driving gear, the rear end of driving gear is connected with first connecting axle, and the rear end of first connecting axle is connected with the motor erection column, the promotion motor is installed to the rear end of motor erection column, the below of driving gear is provided with driven gear, and driven gear's rear end is connected with the second connecting axle, the rear end of second connecting axle is connected with the bearing.

Preferably, the clamping mechanism comprises a telescopic rod, a hydraulic cylinder, a first connecting rod, a push rod, a second connecting rod, a fixing piece, a loop bar, a clamping slide bar, a clamping piece, a connecting screw, a slide rail and a moving piece, wherein the telescopic rod is installed at the lower end of the hydraulic cylinder; the joint between the fixing piece and the push rod is superposed with the joint between the first connecting rod and the push rod and is in universal connection; an acute angle is formed between the push rod and the first connecting rod; the clamping slide rod extends downwards beyond the clamping mechanism, the upper end of the clamping slide rod is connected with the first connecting rod, and the clamping slide rod is driven by the first connecting rod to penetrate through the loop bar.

Preferably, the push rod forms a telescopic structure through the telescopic rod and the hydraulic cylinder, the moving member forms a sliding structure through the sliding rail and the push rod, and the moving member is in pin joint with the first connecting rod.

Preferably, the moving member is in pin joint with the second connecting rod, and the second connecting rod is in pin joint with the fixed member.

Preferably, the loop bar and the clamping slide bar are sleeved, the clamping slide bar is of an L-shaped structure, and the clamping slide bar is in pin joint with the first connecting rod.

Preferably, the clamping piece is in threaded connection with the clamping slide rod through a connecting screw, the clamping piece is in a K-shaped structure, and the clamping piece is symmetrical with the vertical center line of the telescopic rod; the two ends of the clamping piece expand outwards and extend towards the other clamping piece, wherein the two ends of the clamping piece contract inwards respectively.

Preferably, the clamping mechanism forms a sliding structure between the lifting slide rail and the lifting slide groove, and the clamping mechanism is connected with the chain through a key through a linkage shaft.

Preferably, the sliding part and the pillar are sleeved, the lifting chute and the sliding part are fixedly connected, and the sliding part and the supporting plate are parallel to each other.

Preferably, driven gear passes through to constitute rotating-structure between chain, driving gear and the first connecting axle and the lift motor, and is connected for the meshing between driving gear and the chain to the driving gear is the key-type connection through between first connecting axle and the motor erection column and the lift motor.

Preferably, the driven gear is in meshed connection with the chain, the second connecting shaft penetrates through the bearing, and the bearing is fixedly connected with the motor mounting column.

Compared with the prior art, the invention has the following beneficial effects:

1. through the fixture who sets up, can carry out the centre gripping to the connecting rod, be convenient for process the connecting rod, avoid carrying out the in-process connecting rod of processing to safe type connecting rod and take place to remove, influence the precision of processing.

2. Through the arranged moving piece, when the push rod moves, the lower moving piece is driven to move left and right, the first connecting rod is further driven to rotate, vertical force is converted into horizontal force through the mutual matching of the first connecting rod and the second connecting rod, and therefore the safety type connecting rod is clamped; through the mounting that sets up, can fix the position of second connecting rod one end, avoid the second connecting rod in the in-process that removes, both ends all remove from top to bottom, and power can not be transmitted downwards.

3. The sleeve rod is arranged, so that the moving direction of the clamping slide rod can be limited, and the position of the clamping slide rod is prevented from deviating; through the connecting screw who sets up, can carry out the dismouting to the holder to be applicable to the safe type connecting rod of different sizes and shape, the laminating degree is higher, convenient to use.

4. The chain can drive the clamping mechanism to move through the arranged linkage shaft, so that the safety type connecting rod is driven to move; the sliding part can support the lifting sliding groove, and meanwhile, the sliding part moves up and down on the supporting column, so that the safety type connecting rod is convenient to lift.

5. The chain is arranged, so that transmission can be performed under the driving of the driving gear and the lifting motor, and the clamping mechanism is further driven to move, so that the safety type connecting rod is lifted, the lifting motor can complete lifting work on the safety type connecting rod while rotating forwards and backwards, and the situation that the service life of the lifting motor is short due to the fact that the lifting motor rotates in the same direction is avoided; through the bearing and the second connecting axle that set up, can play the supporting role to driven gear, avoid driven gear to take place the displacement at the pivoted in-process.

Drawings

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

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

FIG. 3 is a schematic view of the internal structure of the clamping mechanism of the present invention;

FIG. 4 is a schematic side view of the connection between the clamping mechanism and the clamping mechanism according to the present invention;

FIG. 5 is a schematic side view of the connection between the first link and the push rod according to the present invention.

In the figure: 1. a support plate; 2. a pillar; 3. a slider; 4. a chain; 5. a driving gear; 6. a motor mounting post; 7. lifting the chute; 8. a clamping mechanism; 9. a driven gear; 10. a hoisting motor; 11. a first connecting shaft; 12. a bearing; 13. a second connecting shaft; 14. a telescopic rod; 15. a hydraulic cylinder; 16. a first link; 17. a push rod; 18. a second link; 19. a fixing member; 20. a loop bar; 21. clamping the sliding rod; 22. a clamping member; 23. a connecting screw; 24. lifting the slide rail; 25. a linkage shaft; 26. a slide rail; 27. a moving member.

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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a safe lifting device for processing a connecting rod comprises a supporting plate 1 and a clamping mechanism 8, wherein the upper end of the supporting plate 1 is provided with a supporting column 2, and the middle of the pillar 2 is provided with a sliding part 3, the inside of the sliding part 3 is provided with a lifting chute 7, and the lifting chute 7 is internally provided with a lifting slide rail 24, the clamping mechanism 8 is arranged inside the lifting slide rail 24, and the back end of the clamping mechanism 8 is provided with a linkage shaft 25, the back end of the linkage shaft 25 is provided with a chain 4, and a driving gear 5 is arranged inside the chain 4, the rear end of the driving gear 5 is connected with a first connecting shaft 11, and the rear end of the first connecting shaft 11 is connected with a motor mounting post 6, the rear end of the motor mounting post 6 is provided with a lifting motor 10, a driven gear 9 is arranged below the driving gear 5, and the rear end of the driven gear 9 is connected with a second connecting shaft 13, and the rear end of the second connecting shaft 13 is connected with a bearing 12.

In the invention: the clamping mechanism 8 comprises a telescopic rod 14, a hydraulic cylinder 15, a first connecting rod 16, a push rod 17, a second connecting rod 18, a fixing piece 19, a loop bar 20, a clamping slide rod 21, a clamping piece 22, a connecting screw 23, a slide rail 26 and a moving piece 27, wherein the telescopic rod 14 is installed at the lower end of the hydraulic cylinder 15, the push rod 17 is installed at the lower end of the telescopic rod 14, the slide rail 26 is arranged outside the push rod 17, the moving piece 27 is arranged outside the slide rail 26, the first connecting rod 16 is connected to the rear end of the moving piece 27, the clamping slide rod 21 is connected to the lower end of the first connecting rod 16, the loop bar 20 is arranged outside the clamping slide rod 21, the clamping piece 22 is arranged inside the clamping slide rod 21, the connecting screw 23 is arranged inside the clamping piece 22, the second connecting rod 18 is arranged at the front end of the push rod 17, and the fixing piece 19 is connected to the lower end of the second connecting rod 18; through the fixture 8 who sets up, can carry out the centre gripping to the connecting rod, be convenient for process the connecting rod, avoid carrying out the in-process connecting rod of processing to safe type connecting rod and take place to remove, influence the precision of processing.

The joint between the fixing member 19 and the push rod 17 coincides with the joint between the first connecting rod 16 and the push rod 17, and is connected in a universal manner, so that the force between the push rod 17 and the first connecting rod 16 is transmitted, smooth movement of the clamping slide rod 21 is ensured, and the movement loss of the clamping slide rod 21 is reduced.

The push rod 17 and the first link 16 form an acute angle therebetween, which ensures the moving range of the first link 16, thereby limiting the moving distance of the clamping slide 21 and realizing the clamping of the clamping mechanism 8.

The clamping slide rod 21 extends downwards beyond the clamping mechanism 8, and the upper end thereof is connected with the first connecting rod 16 and is driven by the first connecting rod 16 to penetrate through the loop bar 20.

In the invention: the push rod 17 forms a telescopic structure through the telescopic rod 14 and the hydraulic cylinder 15, the moving piece 27 forms a sliding structure through the sliding rail 26 and the push rod 17, and the moving piece 27 is in pin joint with the first connecting rod 16; through the moving part 27 that sets up, when the push rod 17 moved, drive down moving part 27 and remove about, and then drive first connecting rod 16 and rotate, turn into the horizontal force with the vertical force through mutually supporting of first connecting rod 16 and second connecting rod 18 to carry out the centre gripping to safe type connecting rod.

In the invention: the moving part 27 is in pin joint with the second connecting rod 18, and the second connecting rod 18 is in pin joint with the fixed part 19; through the mounting 19 that sets up, can fix the position of second connecting rod 18 one end, avoid second connecting rod 18 in the in-process that moves, the upper and lower both ends all move, and power can not be transmitted downwards.

In the invention: the loop bar 20 and the clamping slide bar 21 are sleeved, the clamping slide bar 21 is of an L-shaped structure, and the clamping slide bar 21 is in pin joint with the first connecting rod 16; through the loop bar 20, the moving direction of the clamping slide bar 21 can be limited, and the position of the clamping slide bar 21 is prevented from deviating.

In the invention: the clamping piece 22 is in threaded connection with the clamping slide rod 21 through a connecting screw 23, the clamping piece 22 is in a K-shaped structure, and the clamping pieces 22 are symmetrical to each other about the vertical center line of the telescopic rod 14; through the connecting screw 23 that sets up, can carry out the dismouting to holder 22 to be applicable to the safe type connecting rod of different sizes and shape, the laminating degree is higher, convenient to use.

The two ends of the clamping piece 22 are expanded outwards and extend towards the other clamping piece 22, wherein the two ends of the clamping piece 22 are respectively contracted inwards, so that the clamping piece 22 can clamp the safety type connecting rods with different sizes and shapes, the clamping force of the side peripheral surfaces of the safety type connecting rods with different sizes and shapes is ensured, and the supporting force of the side peripheral surfaces of the safety type connecting rods with different sizes and shapes is improved.

In the invention: the clamping mechanism 8 forms a sliding structure with the lifting chute 7 through a lifting slide rail 24, and the clamping mechanism 8 is connected with the chain 4 through a linkage shaft 25 in a key manner; through the setting interlock axle 25, can make chain 4 drive fixture 8 and remove to drive safe type connecting rod removes.

In the invention: the sliding part 3 is sleeved with the pillar 2, the lifting chute 7 is fixedly connected with the sliding part 3, and the sliding part 3 is parallel to the supporting plate 1; the sliding part 3 can support the lifting sliding groove 7, and meanwhile, the sliding part 3 moves up and down on the supporting column 2, so that the safety type connecting rod is convenient to lift.

In the invention: the driven gear 9 forms a rotating structure with the lifting motor 10 through the chain 4, the driving gear 5 and the first connecting shaft 11, the driving gear 5 is in meshed connection with the chain 4, and the driving gear 5 is in key connection with the lifting motor 10 through the first connecting shaft 11 and the motor mounting column 6; through the chain 4 that sets up, can carry out the transmission under the drive of driving gear 5 and lifting motor 10, and then drive fixture 8 and remove to make safe type connecting rod promote, lifting motor 10 all can accomplish the promotion work to safe type connecting rod when carrying out just reversing, avoids lifting motor 10 to rotate to same direction always and leads to lifting motor 10 life-span shorter.

In the invention: the driven gear 9 is meshed with the chain 4, the second connecting shaft 13 penetrates through the bearing 12, and the bearing 12 is fixedly connected with the motor mounting column 6; through the bearing 12 and the second connecting shaft 13 that set up, can play the supporting role to driven gear 9, avoid driven gear 9 to take place the displacement at the pivoted in-process.

This safety type is hoisting device for connecting rod processing's theory of operation: firstly, a hydraulic cylinder 15 (model: MOB) in a clamping mechanism 8 is started, the hydraulic cylinder 15 drives an expansion rod 14 to expand, the expansion rod 14 extends downwards at the moment, a push rod 17 is driven to move downwards, a second connecting rod 18 rotates downwards on a fixed part 19 at the moment, meanwhile, the second connecting rod 18 pushes a moving part 27 to slide inwards on the push rod 17, the moving part 27 drives a first connecting rod 16 to move inwards, a clamping slide rod 21 is driven to move inwards on a loop bar 20, a clamping part 22 applies pressure inwards to clamp the connecting rod, a connecting screw 23 is screwed, the clamping part 22 can be disassembled, and the clamping part 22 can be replaced; secondly, starting a lifting motor 10 (model: YL0.55KW) behind the motor mounting column 6, wherein the lifting motor 10 drives a first connecting shaft 11 to rotate so as to drive a driving gear 5 to rotate, and the driving gear 5 drives a chain 4 to transmit, so that a second connecting shaft 13 of a driven gear 9 rotates inside a bearing 12; secondly, in the process of moving the chain 4 up and down, the clamping mechanism 8 is driven to move up and down on the strut 2 through the sliding part 3, so that the connecting rod is lifted; then, when the clamping mechanism 8 moves to the position of the chain 4, the chain 4 drives the clamping mechanism 8 to slide on the lifting slide rail 24 of the lifting chute 7 through the linkage shaft 25, so as to ensure the normal operation of the device, finally, after the lifting of the connecting rod is completed, the hydraulic cylinder 15 can be started, the hydraulic cylinder 15 drives the telescopic rod 14 to contract, the telescopic rod 14 drives the push rod 17 to move upwards, at the moment, the second connecting rod 18 rotates upwards on the fixing piece 19, the moving piece 27 is pulled to move outwards on the slide rail 26, so as to drive the first connecting rod 16 to move outwards, the first connecting rod 16 drives the clamping slide rod 21 to slide outwards, at the moment, the clamping piece 22 releases the connecting rod, and waits for the restarting.

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 hoisting device is used in processing of safe type connecting rod, includes backup pad (1) and fixture (8), its characterized in that: the upper end of the supporting plate (1) is provided with a pillar (2), a sliding part (3) is arranged in the middle of the pillar (2), a lifting chute (7) is arranged in the sliding part (3), a lifting slide rail (24) is arranged in the lifting chute (7), the clamping mechanism (8) is arranged in the lifting slide rail (24), a linkage shaft (25) is arranged at the rear end of the clamping mechanism (8), a chain (4) is arranged at the rear end of the linkage shaft (25), a driving gear (5) is arranged in the chain (4), a first connecting shaft (11) is connected at the rear end of the driving gear (5), a motor mounting column (6) is connected at the rear end of the motor mounting column (6), a lifting motor (10) is mounted at the rear end of the motor mounting column (6), and a driven gear (9) is arranged below the driving gear (5), and the rear end of the driven gear (9) is connected with a second connecting shaft (13), and the rear end of the second connecting shaft (13) is connected with a bearing (12).

2. The safety type lifting device for connecting rod machining according to claim 1, wherein: the clamping mechanism (8) comprises a telescopic rod (14), a hydraulic cylinder (15), a first connecting rod (16), a push rod (17), a second connecting rod (18), a fixing piece (19), a loop bar (20), a clamping slide bar (21), a clamping piece (22), a connecting screw (23), a slide rail (26) and a moving piece (27), the telescopic rod (14) is installed at the lower end of the hydraulic cylinder (15), the push rod (17) is installed at the lower end of the telescopic rod (14), the slide rail (26) is arranged outside the push rod (17), the moving piece (27) is arranged outside the slide rail (26), the first connecting rod (16) is connected to the rear end of the moving piece (27), the clamping slide bar (21) is connected to the lower end of the first connecting rod (16), the loop bar (20) is arranged outside the clamping slide bar (21), the clamping piece (22) is arranged inside the clamping slide bar (21), a connecting screw (23) is arranged in the clamping piece (22), a second connecting rod (18) is arranged at the front end of the push rod (17), and a fixing piece (19) is connected to the lower end of the second connecting rod (18); the joint between the fixing piece (19) and the push rod (17) is superposed with the joint between the first connecting rod (16) and the push rod (17) and is in universal connection; an acute angle is formed between the push rod (17) and the first connecting rod (16); the clamping slide rod (21) extends downwards beyond the clamping mechanism (8), the upper end of the clamping slide rod is connected with the first connecting rod (16), and the clamping slide rod is driven by the first connecting rod (16) to penetrate through the loop bar (20).

3. The safety type lifting device for connecting rod machining according to claim 2, wherein: the push rod (17) forms a telescopic structure through the telescopic rod (14) and the hydraulic cylinder (15), the moving piece (27) forms a sliding structure through the sliding rail (26) and the push rod (17), and the moving piece (27) is in pin joint with the first connecting rod (16).

4. The safety type lifting device for connecting rod machining according to claim 2, wherein: the moving part (27) is in pin joint with the second connecting rod (18), and the second connecting rod (18) is in pin joint with the fixed part (19).

5. The safety type lifting device for connecting rod machining according to claim 2, wherein: the sleeve rod (20) and the clamping slide rod (21) are sleeved, the clamping slide rod (21) is of an L-shaped structure, and the clamping slide rod (21) is in pin joint with the first connecting rod (16).

6. The safety type lifting device for connecting rod machining according to claim 2, wherein: the clamping piece (22) is in threaded connection with the clamping slide rod (21) through a connecting screw (23), the clamping piece (22) is in a K-shaped structure, and the clamping piece (22) is symmetrical to each other about the vertical center line of the telescopic rod (14); the two ends of the clamping piece (22) are expanded outwards and extend towards the other clamping piece (22), wherein the two ends of the clamping piece (22) are respectively contracted inwards.

7. The safety type lifting device for connecting rod machining according to claim 1, wherein: the clamping mechanism (8) forms a sliding structure with the lifting sliding groove (7) through the lifting sliding rail (24), and the clamping mechanism (8) is connected with the chain (4) through a linkage shaft (25) in a key mode.

8. The safety type lifting device for connecting rod machining according to claim 1, wherein: the sliding part (3) is sleeved with the support column (2), the lifting sliding groove (7) is fixedly connected with the sliding part (3), and the sliding part (3) is parallel to the support plate (1).

9. The safety type lifting device for connecting rod machining according to claim 1, wherein: driven gear (9) constitute revolution mechanic through between chain (4), driving gear (5) and first connecting axle (11) and lift motor (10), and be connected for the meshing between driving gear (5) and chain (4) to driving gear (5) are the key-type connection through between first connecting axle (11) and motor erection column (6) and lift motor (10).

10. The safety type lifting device for connecting rod machining according to claim 1, wherein: the driven gear (9) is in meshed connection with the chain (4), the second connecting shaft (13) penetrates through the inside of the bearing (12), and the bearing (12) is fixedly connected with the motor mounting column (6).