Tractor lifter bench test tool

Abstract

The utility model discloses a tractor lifter bench test tool, which comprises a base, a mounting plate, a support assembly and a standby support frame, the base is used for being fixed on a cast iron platform for test, the mounting plate and the base are oppositely arranged up and down, a lifter to be tested is mounted on the mounting plate, the support assembly is arranged between the base and the mounting plate, and the standby support frame is arranged on the support assembly. The suspension is installed on the supporting assembly and connected with a to-be-tested lifter, the suspension is used for simulating the working state of the to-be-tested lifter, and the standby supporting frame is arranged on the base and located on the side face of the supporting assembly. Therefore, after the lifting device is installed and fixed on a cast iron platform, a lifter to be tested and a corresponding suspension can be respectively installed on the lifting device, and after the installation is completed, the suspension can simulate the actual working condition of the lifter so as to complete an earlier stage rack test of the lifter, the rack test does not need to be carried out together with a tractor, resource occupation is reduced, and cost is reduced. The utility model has the advantages of convenient assembly, simple structure and easy realization.

Description

Technical Field

[0001] The utility model relates to the technical field of tractors, in particular to a test tool for a tractor hoist stand. Background Art

[0002] Before leaving the factory, the tractor hoist needs to be tested on a bench. In the prior art, the hoist is usually designed to be tested together with the tractor bench test. During the test, the tractor and the test equipment need to be operated at the same time. During the test, the rear of the tractor will be subjected to a large force. In addition, the tractor fixing tooling needs to be added, which increases the bench test cost and is inconvenient to operate. Utility Model Content

[0003] In view of the above-mentioned deficiencies, the technical problem to be solved by the utility model is: to provide a tractor hoist bench test fixture, which is fixed on the bench test cast iron platform, and then the hoist to be tested and the corresponding suspension are installed. After the installation is completed, the suspension is subjected to relevant tests to simulate the actual working conditions of the hoist, so that the hoist can independently complete the bench test.

[0004] In order to solve the above technical problems, the technical solution of the utility model is:

[0005] A tractor lifter bench test tool comprises: a base, the base is used to be fixed on a cast iron platform for testing; a mounting plate, the mounting plate and the base are arranged opposite to each other up and down, and the lifter to be tested is installed on the mounting plate; a support assembly, the support assembly is arranged between the base and the mounting plate, a suspension is installed on the support assembly, the suspension is connected to the lifter to be tested, and the suspension is used to simulate the working state of the lifter to be tested; a spare support frame, the spare support frame is arranged on the base, and the spare support frame is located on the side of the support assembly.

[0006] Preferably, the support assembly comprises two cylinder support fixing plates which are spaced apart and arranged in parallel, and each of the cylinder support fixing plates is provided with a cylinder support fixing hole.

[0007] A preferred embodiment is that the support assembly includes a lower pull rod connecting pin seat and two lower pull rod mounting seats; the lower pull rod connecting pin seat is horizontally arranged and passes through the two cylinder support fixing plates, and connecting pin holes are respectively provided at both ends of the lower pull rod connecting pin seat; the two lower pull rod mounting seats are respectively arranged on both sides of the two cylinder support fixing plates, and each of the lower pull rod mounting seats includes a pin shaft support hole, and the pin shaft support hole is correspondingly arranged with the connecting pin hole on the corresponding side; during installation, the pin shaft passes through the pin shaft support hole on the corresponding side, the suspended lower pull rod and the connecting pin hole in sequence, so that the lower pull rod is installed on the support assembly.

[0008] A preferred manner is that each of the pull-down rod mounting seats includes a pin support plate, the pin support plate is vertically arranged on the base, and one side of the pin support plate is vertically arranged on the corresponding cylinder support fixing plate; an end plate is arranged on the side of the pin support plate away from the cylinder support fixing plate, the pin support hole is arranged on the end plate, an avoidance groove is arranged on the end plate, and the pull-down rod is arranged in the avoidance groove.

[0009] Preferably, the pin support plate is arranged corresponding to the lower pull rod connecting pin seat, so that the lower pull rod connecting pin seat is supported on the top end of the pin support plate.

[0010] Preferably, a spherical groove is provided on the outer periphery of one side of the pin support hole facing the cylinder support fixing plate.

[0011] Preferably, a reinforcing rib plate is provided on the outer side of the end plate.

[0012] Preferably, the end plate is a U-shaped groove plate.

[0013] Preferably, the support assembly further comprises an upper pull rod base, and the upper pull rod base is arranged between the two cylinder support fixing plates.

[0014] Preferably, each of the oil cylinder support fixing plates is a trapezoidal plate, and a weight-reducing through hole is provided on the trapezoidal plate.

[0015] After adopting the above technical solution, the beneficial effects of the utility model are:

[0016] The tractor lifter bench test fixture of the utility model includes a base, a mounting plate, a support assembly and a spare support frame. The base is used to be fixed on the test cast iron platform. The mounting plate and the base are arranged relative to each other up and down. The lifter to be tested is installed on the mounting plate. The support assembly is arranged between the base and the mounting plate. A suspension is installed on the support assembly. The suspension is connected to the lifter to be tested. The suspension is used to simulate the working state of the lifter to be tested. The spare support frame is arranged on the base, and the spare support frame is located on the side of the support assembly. In actual use, after the utility model is fixed on the cast iron platform for step testing through the base, the lifter to be tested, the corresponding suspension and the cylinder support are respectively installed on the utility model. After the installation is completed, the suspension is used to perform relevant tests to simulate the actual working conditions of the lifter, so that the lifter can complete the bench test independently without being carried out with the tractor. In addition, the utility model has the advantages of easy assembly, simple structure and easy implementation, which can meet various usage requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 to Figure 7 It is a structural schematic diagram of a tractor lift bench test tooling in the utility model;

[0018] Figure 8 It is a schematic diagram of the structure of the utility model when it is installed on a cast iron platform;

[0019] Fig. 9 yes Figure 2 A local enlarged schematic diagram of the middle A;

[0020] In the figure: 1-base, 2-support assembly, 20-cylinder support fixing plate, 200-weight reduction through hole, 201-cylinder support fixing hole, 21-lower pull rod mounting seat, 210-end plate, 211-pin support plate, 212-pin support hole, 213-avoidance groove, 22-reinforcement rib plate, 23-lower pull rod connecting pin seat, 24-upper pull rod base, 3-mounting plate, 4-spare support frame, 6-cast iron platform, 7-T-bolt, 8-suspension, 80-lower pull rod, 81-upper pull rod, 9-lifter, 10-cylinder support. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0022] It should be noted that, in the description of the present invention, terms such as "up", "down", "left", "right", "inside", and "outside" indicating directions or positional relationships are based on the directions or positional relationships shown in the drawings. This is merely for the convenience of description and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention.

[0023] In addition, it should be noted that in the description of the present invention, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0024] like Figures 1 to 8 As shown together, a tractor lift bench test tool includes a mounting plate 3, a support assembly 2 and a spare support frame 4.

[0025] like Figures 1 to 7 As shown together, it is used to be fixed on the test cast iron platform 6. Specifically, bolt holes compatible with the cast iron platform 6 are provided on it, and it is fixed on the cast iron platform 6 by T-bolts 7. It is easy to disassemble and assemble and is reliably fixed.

[0026] like Figures 1 to 7 As shown in the figure, the mounting plate 3 is arranged opposite to the upper and lower parts, and the test lifter 9 is installed on the mounting plate 3; the mounting plate 3 is also provided with bolt holes matching the lifter housing, and the lifter 9 is conveniently and reliably mounted on the mounting plate 3 by bolts. Of course, the structure of the mounting plate 3 is compatible with the structure of the lifter housing.

[0027] like Figures 1 to 8 As shown together, the support assembly 2 is arranged between the mounting plate 3, and the suspension 8 is installed on the support assembly 2. The suspension 8 is connected to the lifter 9 to be tested, and the suspension 8 is used to simulate the working state of the lifter 9 to be tested.

[0028] like Fig. 9 As shown, in this embodiment, the support assembly 2 includes two oil cylinder support fixing plates 20 arranged in parallel at intervals, each oil cylinder support fixing plate 20 is provided with an oil cylinder support fixing hole 201, and the oil cylinder support 10 is fixed to each oil cylinder support fixing plate 20 through the oil cylinder support fixing hole 201. In a preferred solution, each oil cylinder support fixing plate 20 is a trapezoidal plate, and a weight-reducing through hole 200 is provided on the trapezoidal plate, which reduces the overall weight and facilitates disassembly and assembly; at the same time, the two oil cylinder support fixing plates 20 reliably support the mounting plate 3, so that the lifter 9 can be reliably mounted on the utility model for bench testing.

[0029] like Fig. 9 As shown, the support assembly 2 includes a lower pull rod connecting pin seat 23 and two lower pull rod mounting seats 21; the lower pull rod connecting pin seat 23 is horizontally arranged and passes through the two cylinder support fixing plates 20, and connecting pin holes are respectively arranged at both ends of the lower pull rod connecting pin seat 23; the two lower pull rod mounting seats 21 are respectively arranged on both sides of the two cylinder support fixing plates 20, and each lower pull rod mounting seat 21 includes a pin shaft support hole 212, and the pin shaft support hole 212 is correspondingly arranged with the corresponding side connecting pin hole; during installation, the pin shaft passes through the pin shaft support hole 212 on the corresponding side, the lower pull rod 80 of the suspension 8 and the connecting pin hole in sequence, so that the lower pull rod 80 is installed on the support assembly 2.

[0030] Specifically, each pull-down rod mounting seat 21 includes a pin support plate 211, which is vertically arranged on the top, and one side of the pin support plate 211 is vertically arranged on the corresponding cylinder support fixing plate 20; an end plate 210 is arranged on the side of the pin support plate 211 away from the cylinder support fixing plate 20. In a preferred embodiment, the end plate 210 is a U-shaped groove plate, and a reinforcing rib plate 22 is arranged on the outer side of the end plate 210, which increases the structural strength and installation reliability of the pin support plate 211.

[0031] like Fig. 9As shown, in this embodiment, a pin support hole 212 is provided on the end plate 210, and an avoidance groove 213 is provided on the end plate 210. A lower pull rod 80 is provided in the avoidance groove 213. This avoidance groove 213 can ensure that the lower pull rod 80 of the suspension 8 can be reliably rotated after being installed on the support assembly 2, so as to simulate the time working condition of the lifter 9.

[0032] The pin support plate 211 is arranged correspondingly to the lower pull rod connecting pin seat 23, so that the lower pull rod connecting pin seat 23 is supported on the top of the pin support plate 211, see Figure 2 Through this position arrangement, the lower pull rod connecting pin seat 23 can be reliably set horizontally, and the lower pull rod 80 can be conveniently connected through the pin shaft.

[0033] A preferred solution is that a spherical groove is provided on the outer periphery of one side of the pin shaft support hole 212 facing the cylinder support fixing plate 20, and the spherical groove accommodates the spherical parts at both ends of the lower pull rod 80. The spherical parts can rotate in the spherical groove to improve the reliability of the rotation of the lower pull rod 80.

[0034] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 7 As shown, in this embodiment, the support assembly 2 further includes an upper pull rod base 24 , and the upper pull rod base 24 is disposed between the two cylinder support fixing plates 20 .

[0035] like Figure 1 , Figure 3 , Figure 5 , Figure 6 and Figure 7 As shown, the spare support frame 4 is arranged on the top, and the spare support frame 4 is located on the side of the support assembly 2. In this embodiment, the spare support frame 4 includes a support plate vertically arranged on the top, and a horizontal support plate is arranged on the top of the support plate. Tools and equipment used for bench testing can be placed or installed on the horizontal support plate to improve the test efficiency.

[0036] like Figures 1 to 8 As shown in the figure, when the utility model is used, it is installed on the bench test cast iron platform 6 by T-bolts 7, the lifter 9 is installed on the mounting plate 3 by bolts, the lower tie rod 80 of the suspension 8 is connected with the lower tie rod connecting pin seat 23 and the corresponding lower tie rod mounting seat 21 by a pin shaft, the upper tie rod 81 is connected with the upper tie rod base 24, and the suspension 8 is connected with the lifter 9 at the same time, and the cylinder support is installed on the cylinder support fixing plate 20. After the installation is completed, the suspension 8 is subjected to relevant tests to simulate the actual working conditions of the lifter 9, so that the lifter 9 can complete the bench test independently without being carried out with the tractor, and the utility model has the advantages of convenient assembly, simple structure and easy implementation, which can meet various usage requirements.

[0037] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications made within the spirit and principles of the present invention, improvements to the tractor lift bench test tooling, etc., should be included in the protection scope of the present invention.

Claims

1. A tractor lift bench test tool, It is characterized in that include: A base, the base being used to be fixed on a test cast iron platform; A mounting plate, the mounting plate and the base are arranged opposite to each other up and down, and the lifter to be tested is installed on the mounting plate; A support assembly, the support assembly is arranged between the base and the mounting plate, a suspension is installed on the support assembly, the suspension is connected to the lifter to be tested, and the suspension is used to simulate the working state of the lifter to be tested; A spare support frame, wherein the spare support frame is arranged on the base and is located on the side of the support assembly.

2. The tractor lift bench test tooling according to claim 1, It is characterized in that The support assembly comprises two oil cylinder support fixing plates which are spaced apart and arranged in parallel, and each of the oil cylinder support fixing plates is provided with an oil cylinder support fixing hole.

3. The tractor lift bench test tooling according to claim 2, It is characterized in that The support assembly includes a lower tie rod connecting pin seat and two lower tie rod mounting seats; The lower pull rod connecting pin seat is horizontally arranged and penetrates the two cylinder support fixing plates, and connecting pin holes are respectively arranged at both ends of the lower pull rod connecting pin seat; The two lower tie rod mounting seats are respectively arranged on both sides of the two cylinder support fixing plates, and each of the lower tie rod mounting seats comprises a pin support hole, and the pin support hole is arranged correspondingly to the connecting pin hole on the corresponding side; During installation, the pin passes through the pin support hole, the suspended lower pull rod and the connecting pin hole on the corresponding side in sequence, so that the lower pull rod is installed on the support assembly.

4. The tractor lift bench test tooling according to claim 3, It is characterized in that Each of the pull rod mounting seats comprises a pin support plate, the pin support plate is vertically arranged on the base, and one side of the pin support plate is vertically arranged on the corresponding cylinder support fixing plate; An end plate is arranged on one side of the pin support plate away from the cylinder support fixing plate, the pin support hole is arranged on the end plate, an avoidance groove is arranged on the end plate, and the pull-down rod is arranged in the avoidance groove.

5. The tractor lift bench test tooling according to claim 4, It is characterized in that The pin support plate is arranged correspondingly to the lower pull rod connecting pin seat, so that the lower pull rod connecting pin seat is supported on the top end of the pin support plate.

6. The tractor lift bench test tooling according to claim 4, It is characterized in that A spherical groove is arranged on the outer periphery of one side of the pin shaft supporting hole facing the oil cylinder support fixing plate.

7. The tractor lift bench test tool according to claim 4, It is characterized in that A reinforcing rib plate is arranged on the outer side of the end plate.

8. The tractor lift bench test tool according to claim 4, It is characterized in that The end plate is a U-shaped groove plate.

9. The tractor lift bench test tool according to claim 2, It is characterized in that The support assembly also includes an upper pull rod base, and the upper pull rod base is arranged between the two oil cylinder support fixing plates.

10. The tractor lift bench test tooling according to claim 2, It is characterized in that Each of the oil cylinder support fixing plates is a trapezoidal plate, and a weight-reducing through hole is arranged on the trapezoidal plate.

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