Lifting appliance for gearbox production

Abstract

The lifting appliance for gearbox production comprises a mounting plate, a chain and a bearing plate, a lifting ring is arranged on the upper end face of the mounting plate, a hook is connected to the lower end face of the bearing plate in a sliding mode, and connecting pieces are symmetrically arranged at the upper end and the lower end of the chain. The lower end face of the mounting plate and the upper end face of the bearing plate are each provided with a protruding block matched with the connecting piece, and the chain can be conveniently and rapidly detached through the arrangement of the connecting pieces and the protruding blocks, so that the chain can be conveniently replaced according to requirements.

Description

Technical Field

[0001] The utility model mainly relates to the technical field of slings, in particular to a sling for gearbox production. Background Art

[0002] The automobile gearbox is a part of the car. When installing the automobile gearbox, due to its heavy weight, a gearbox hoist is needed to facilitate assembly with the engine and loading and unloading of materials.

[0003] For example, the patent with application number 202123086100.5 is a kind of lifting equipment for gearbox production, including a cross plate, a chain, a telescopic rod and a protective frame; the cross plate includes a transverse plate and a longitudinal plate; the top of the cross plate is connected to a fixed rod, and a lifting ring is provided on the fixed rod; there are multiple chains, and both ends of the multiple chains are provided with connecting pieces, and the multiple chains are connected to the transverse plate through the connecting pieces; there are two telescopic rods and protective frames, and the telescopic rod includes a damping sleeve and a sliding rod, and the bottom end of the sliding rod is slidably connected to the damping sleeve. A limited sliding groove A is provided on the longitudinal plate, and the top ends of the two sliding rods are slidably set in the limited sliding groove A, and a driving component for driving the two sliding rods to move closer to or away from each other is provided on the longitudinal plate. The utility model can improve the stability of the gearbox when it is lifted, and the protective frame can protect the gearbox to prevent the gearbox from bumping, and it is very practical.

[0004] The inventor believes that the prior art cannot facilitate the removal and replacement of the chain. It is not convenient to replace the chain when the chain is not long enough or is aged and damaged. The replacement efficiency is low and a lot of disassembly and assembly time is required. It is not convenient to use. Utility Model Content

[0005] The utility model mainly provides a lifting device for gearbox production, which is used to solve the technical problems raised in the above background technology.

[0006] The technical solution adopted by the utility model to solve the above technical problems is:

[0007] A lifting device for gearbox production comprises a mounting plate, a chain and a load-bearing plate, wherein the upper end surface of the mounting plate is provided with a lifting ring, the lower end surface of the load-bearing plate is slidably connected with a hook, the upper and lower ends of the chain are symmetrically provided with connecting pieces, and the lower end surface of the mounting plate and the upper end surface of the load-bearing plate are both provided with protrusions that cooperate with the connecting pieces.

[0008] Preferably, the connecting member includes a mounting block and a fixing pin, the mounting blocks are provided with an inwardly recessed groove at one end that is close to and away from each other, the outer wall of the mounting block is provided with a through hole connected to the groove, the fixing pin is slidably connected in the through hole, and the outer wall of the protrusion is provided with a fixing hole that fits with the fixing pin.

[0009] Preferably, sliding grooves are symmetrically arranged in the through hole, and a sliding block slidably connected to the sliding grooves is arranged on the outer wall of the fixing pin.

[0010] Preferably, a spring is provided in the slide groove, and two ends of the spring are fixedly connected to the slider and the slide groove respectively.

[0011] Preferably, a handle is provided at one end of the fixing pin extending outward from the through hole.

[0012] Preferably, the lower end surface of the load-bearing plate is symmetrically provided with a plurality of installation grooves, the upper end surface of the hook is provided with a sliding block slidably connected to the installation groove, a screw rod is rotatably connected in the installation groove, and one end of the sliding block extending into the installation groove is provided with a threaded hole passing through the sliding block, and the sliding block is threadedly connected to the outer wall of the screw rod through the threaded hole.

[0013] Preferably, rotation holes are symmetrically provided at the left and right ends of the installation slot, and rotation shafts rotatably connected to the rotation holes are symmetrically provided at the left and right ends of the screw rod.

[0014] Preferably, left and right ends of the load-bearing plate are provided with rotating handles corresponding to the screw rod, and the rotating handles penetrate the load-bearing plate and extend into the rotating hole to be fixedly connected to the rotating shaft.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. By setting the connector and the bump, the chain can be quickly disassembled, so that the chain can be replaced according to the needs;

[0017] 2. By setting the mounting groove, sliding block, screw rod and threaded hole, the hooks can be moved closer to or farther away from each other by rotating the screw rod, so that the position of the hook can be adjusted according to needs to improve versatility.

[0018] The present invention will be explained in detail below with reference to the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 It is a cross-sectional view of the utility model;

[0021] Figure 3 for Figure 2 A magnified view of area a;

[0022] Figure 4 for Figure 2 Enlarged view of area b.

[0023] In the figure: 1, mounting plate; 11, lifting ring; 2, chain; 3, load-bearing plate; 31, hook; 311, sliding block; 312, threaded hole; 32, mounting groove; 321, rotating hole; 33, screw rod; 331, rotating shaft; 34, rotating handle; 4, connecting piece; 41, mounting block; 411, groove; 412, through hole; 4121, slide groove; 4122, spring; 42, fixing pin; 421, slider; 422, handle; 5, bump; 51, fixing hole. DETAILED DESCRIPTION

[0024] In order to facilitate the understanding of the present invention, the present invention will be described in more detail below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings, but the present invention can be implemented in different forms and is not limited to the embodiments described in the text. On the contrary, these embodiments are provided to make the content disclosed in the present invention more thorough and comprehensive.

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly connected by technicians in the technical field of the present invention. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used in this article includes any and all combinations of one or more related listed items.

[0026] Please pay attention to Figures 1 to 4 A lifting device for gearbox production comprises a mounting plate 1, a chain 2 and a load-bearing plate 3, the upper end surface of the mounting plate 1 is provided with a lifting ring 11, the lower end surface of the load-bearing plate 3 is slidably connected with a hook 31, the upper and lower ends of the chain 2 are symmetrically provided with connecting pieces 4, and the lower end surface of the mounting plate 1 and the upper end surface of the load-bearing plate 3 are both provided with a protrusion 5 that cooperates with the connecting piece 4.

[0027] Specifically, by providing the connecting piece 4 and the protrusion 5, the chain 2 can be quickly and conveniently disassembled, thereby facilitating replacement of the chain 2 as required.

[0028] Please pay attention to Figures 1 to 3The connecting member 4 includes a mounting block 41 and a fixing pin 42. The mounting block 41 is provided with an inwardly recessed groove 411 at one end thereof that is close to and away from each other. The outer wall of the mounting block 41 is provided with a through hole 412 that is connected to the groove 411. The fixing pin 42 is slidably connected in the through hole 412. The outer wall of the protrusion 5 is provided with a fixing hole 51 that fits with the fixing pin 42. By arranging the mounting block 41, the groove 411, the fixing pin 42 and the fixing hole 51, the connection between the mounting plate 1, the load-bearing plate 3 and the chain 2 can be achieved by inserting the fixing pin 42 into the fixing hole 51. The through hole 412 is symmetrically provided with a slide groove 4121. The outer wall of the fixing pin 42 is provided with a There is a slider 421 slidably connected to the slide groove 4121. By setting the slider 421 and the slide groove 4121, the fixing pin 42 can be conveniently slidably connected in the through hole 412. A spring 4122 is provided in the slide groove 4121. The two ends of the spring 4122 are respectively fixedly connected to the slider 421 and the slide groove 4121. By setting the spring 4122, the fixing pin 42 can be automatically pushed into the fixing hole 51 by the spring 4122, so as to facilitate the connection. A handle 422 is provided at one end of the fixing pin 42 extending outward from the through hole 412. By setting the handle 422, the fixing pin 42 can be conveniently pulled out, so as to facilitate unlocking and disassembly.

[0029] Please pay attention to Figure 1 , Figure 2 , Figure 4 The lower end surface of the load-bearing plate 3 is symmetrically provided with a plurality of mounting grooves 32, the upper end surface of the hook 31 is provided with a sliding block 311 slidably connected to the mounting groove 32, a screw rod 33 is rotatably connected in the mounting groove 32, one end of the sliding block 311 extending into the mounting groove 32 is provided with a threaded hole 312 penetrating the sliding block 311, the sliding block 311 is threadedly connected to the outer wall of the screw rod 33 through the threaded hole 312, and by providing the mounting groove 32, the sliding block 311, the screw rod 33 and the threaded hole 312, the hooks 31 can be moved closer or farther from each other by rotating the screw rod 33, so that the hooks 31 can be adjusted according to the needs. The position of the hook 31 can be adjusted to improve versatility. Rotation holes 321 are symmetrically provided at the left and right ends of the mounting groove 32. Rotation shafts 331 symmetrically provided at the left and right ends of the screw rod 33 are symmetrically provided with rotation holes 321 that are rotatably connected to the rotation holes 321. By providing the rotation holes 321 and the rotation shafts 331, it is convenient to rotationally connect the screw rod 33 in the mounting groove 32. Rotation handles 34 corresponding to the screw rod 33 are provided at the left and right ends of the load-bearing plate 3. The rotation handles 34 penetrate the load-bearing plate 3 and extend into the rotation holes 321 and are fixedly connected to the rotation shafts 331. By providing the rotation handles 34, it is convenient to rotate the screw rod 33, thereby facilitating the adjustment of the hook 31.

[0030] The specific operation mode of the utility model is as follows:

[0031] When disassembling, the fixing pin 42 is pulled outward, and the fixing pin 42 drives the slider 421 to slide in the slide groove 4121 and compress the spring 4122. When the fixing pin 42 is out of the fixing hole 51, the mounting block 41 is taken out to make the protrusion 5 out of the groove 411, thereby completing the disassembly, and then the fixing pin 42 is released to allow the spring 4122 to reset the fixing pin 42; when installing, the fixing pin 42 is pulled outward to make the fixing pin 42 retract into the through hole 412, and at the same time, the slider 421 compresses the spring 4122, further aligns the groove 411 of the mounting block 41 with the protrusion 5 and inserts it, and when the protrusion 5 is stuck in the groove 411, the fixing pin 42 is released, and at this time, the spring 4122 rebounds and pushes the fixing pin 42 into the fixing hole 51 to complete the fixing; when adjusting, the rotating handle 34 is rotated clockwise or counterclockwise, so that the rotating handle 34 drives the screw rod 33 to rotate, thereby driving the hook 31 to move closer or farther from each other through the connection between the screw rod 33 and the threaded hole 312.

[0032] The above description of the utility model in combination with the accompanying drawings is an exemplary description. Obviously, the specific implementation of the utility model is not limited to the above-mentioned method. As long as the non-substantial improvements are made by adopting the method concept and technical solution of the utility model, or the concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A lifting device for gearbox production, comprising a mounting plate (1), a chain (2) and a bearing plate (3), characterized in that: The upper end surface of the mounting plate (1) is provided with a lifting ring (11), the lower end surface of the bearing plate (3) is slidably connected with a hook (31), the upper and lower ends of the chain (2) are symmetrically provided with connecting pieces (4), and the lower end surface of the mounting plate (1) and the upper end surface of the bearing plate (3) are both provided with protrusions (5) that cooperate with the connecting pieces (4).

2. A gearbox production hanger according to claim 1, characterized in that: The connecting member (4) comprises a mounting block (41) and a fixing pin (42); an inwardly recessed groove (411) is provided at one end of the mounting block (41) that is close to and away from each other; a through hole (412) communicating with the groove (411) is provided on the outer wall of the mounting block (41); the fixing pin (42) is slidably connected in the through hole (412); and a fixing hole (51) that fits with the fixing pin (42) is provided on the outer wall of the protrusion (5).

3. A gearbox production hanger according to claim 2, characterized in that: The through hole (412) is symmetrically provided with a sliding groove (4121), and the outer wall of the fixing pin (42) is provided with a sliding block (421) slidably connected to the sliding groove (4121).

4. A gearbox production hanger according to claim 3, characterized in that: A spring (4122) is provided in the slide groove (4121), and two ends of the spring (4122) are fixedly connected to the slider (421) and the slide groove (4121) respectively.

5. A gearbox production hanger according to claim 2, characterized in that: A handle (422) is provided at one end of the fixing pin (42) extending outward from the through hole (412).

6. A gearbox production hanger according to claim 1, characterized in that: The lower end surface of the load-bearing plate (3) is symmetrically provided with a plurality of mounting grooves (32); the upper end surface of the hook (31) is provided with a sliding block (311) slidably connected to the mounting groove (32); a screw rod (33) is rotatably connected in the mounting groove (32); one end of the sliding block (311) extending into the mounting groove (32) is provided with a threaded hole (312) penetrating the sliding block (311); the sliding block (311) is threadedly connected to the outer wall of the screw rod (33) through the threaded hole (312).

7. A gearbox production hanger according to claim 6, characterized in that: Rotation holes (321) are symmetrically provided at the left and right ends of the installation groove (32), and rotation shafts (331) rotatably connected to the rotation holes (321) are symmetrically provided at the left and right ends of the screw rod (33).

8. A gearbox production lifting device according to claim 7, characterized in that: The left and right ends of the load-bearing plate (3) are provided with rotating handles (34) corresponding to the screw rod (33); the rotating handles (34) penetrate the load-bearing plate (3) and extend into the rotating hole (321) to be fixedly connected to the rotating shaft (331).

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