Piston rod detection device

Abstract

The utility model relates to the technical field of piston rod detection, and discloses a piston rod detection device, which comprises a workbench and a controller fixedly arranged at the front side of one side of the top of the workbench, a fixed seat is fixedly arranged at one side of the top of the workbench, and a piston rod can be supported through the arrangement of an arc-shaped placing plate. The piston rod fixing device avoids the situation that a worker needs to drag and fix a piston rod in the piston rod fixing process, the fixing efficiency is improved, meanwhile, the working intensity of the worker is reduced, rapid development of piston rod detection work is facilitated, in addition, the piston rod fixing device can also be suitable for fixing piston rods of different sizes, and the practicability is high. Through the arrangement of the side plates, the buffer rods and the springs, clamping and fixing buffer of the two sides of the piston rod can be achieved when the movable plate moves towards the fixed plate, fixing of the piston rods of different sizes is achieved through auxiliary cooperation, the situation that placement of the piston rods of different sizes is affected due to the fact that an arc-shaped placement plate makes contact with the fixed plate at the beginning is avoided, and the detection effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of piston rod detection, in particular to a piston rod detection device. Background Art

[0002] The piston rod is a connecting component that supports the piston to do work. It is mostly used in oil cylinders and cylinder motion actuators. It is a moving component that moves frequently and has high technical requirements. It is mainly used for piston rods in hydraulics and pneumatics, engineering machinery, and automobile manufacturing, guide columns in plastic machinery, rollers in packaging machinery and printing machinery, axles in textile machinery and conveying machinery, and linear optical axes for linear motion. During the production and processing of piston rods, it is usually necessary to detect the length of the piston rod to ensure subsequent assembly.

[0003] For example, a diameter detection device for a piston rod with publication number CN202121558294.1 includes a base, a controller is provided at the left front position of the upper end of the base, a first hydraulic cylinder is fixedly installed at the left position of the upper end of the base, a fixed seat is fixedly installed on the upper outer surface of the first hydraulic cylinder, a second hydraulic cylinder is fixedly installed on the right outer surface of the fixed seat, a moving plate is fixedly installed on the right outer surface of the second hydraulic cylinder, an infrared generator is fixedly installed on both sides of the upper end of the moving plate, a lifting hydraulic cylinder is fixedly installed at the right position of the upper end of the base, a receiving plate is fixedly installed on the upper outer surface of the lifting hydraulic cylinder, an infrared receiver is fixedly installed on both sides of the left end of the receiving plate, and a spring is provided on the lower outer surface of the base. The utility model is convenient for increasing the detection convenience of the piston rod diameter detection device, and can improve the use effect of the detection device, and is practical.

[0004] The diameter detection device for the piston rod proposed in the above patent can detect the diameter of the piston rod when in use. However, the piston rod lacks a component to support it during detection. During the clamping and fixing process, it needs to be supported by the staff, which increases the labor intensity of the staff and is not conducive to the rapid development of the measurement work.

[0005] Therefore, we propose a piston rod detection device to solve the above problems. Utility Model Content

[0006] The purpose of the utility model is to provide a piston rod detection device to solve the problems raised by the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a piston rod detection device, comprising a workbench and a controller fixedly installed at the front side of one side of the top of the workbench, a fixed seat fixedly installed at one side of the top of the workbench, and a hydraulic cylinder fixedly installed above one side of the fixed seat, a movable plate fixedly installed at the power end of the hydraulic cylinder, infrared generators are fixedly installed at the front and rear sides of the top of the movable plate, a fixed plate is provided above the other side of the top of the workbench, infrared receivers are fixedly installed at the front and rear sides above the inner side of the fixed plate, and a supporting assembly is installed on one side of the top of the workbench close to the fixed plate, and a buffer assembly is installed on the other side of the top of the workbench.

[0008] Preferably, a cushion A is fixedly installed on the inner side of the movable plate;

[0009] A cushion B is fixedly installed on the inner side of the fixing plate, and bearing rods are fixedly installed at the front and rear sides of the bottom of the fixing plate, and the lower ends of the bearing rods are fixedly installed on the workbench.

[0010] Preferably, the supporting assembly includes a movable seat arranged at one side of the workbench top close to the fixed plate and a support rod fixedly installed in the middle of the top of the movable seat, and the bottom of the movable seat is fitted on the workbench, an arc-shaped placement plate is fixedly installed on the upper end of the support rod, and arc-shaped pressure plates are respectively arranged above the front and rear sides of the top of the arc-shaped placement plate, and flat plates are fixedly installed on one side of the arc-shaped pressure plate, threaded holes are respectively opened on the flat plates, and threaded rods are respectively threadedly installed through the inner cavities of the threaded holes, and limit blocks are rotatably installed on the lower ends of the threaded rods, and the inner sides of the limit blocks are respectively fixedly installed on the movable seat.

[0011] Preferably, knobs are fixedly mounted on the upper ends of the threaded rods.

[0012] Preferably, a limiting plate is fixedly installed on the other side of the arc-shaped pressure plate, and a limiting rod is slidably installed on the limiting plate, and the lower end of the limiting rod is fixedly installed on the limiting block.

[0013] Preferably, the buffer assembly includes a side plate fixedly installed on the other side of the workbench top and a buffer rod slidably installed on the front and rear sides of the side plate, one end of the buffer rod is fixedly installed on the moving seat, a spring is movably sleeved on the output shaft of the buffer rod, and both ends of the spring are fixedly installed on the moving seat and the side plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The arc-shaped placement plate can support the piston rod, avoiding the need for workers to drag and fix the piston rod during the process of fixing the piston rod, thereby improving the efficiency of fixation and reducing the workload of workers, which is conducive to the rapid development of piston rod detection work. In addition, it can also be used to fix piston rods of different sizes.

[0016] 2. Through the setting of the side plates, buffer rods and springs, the movable plate can move toward the fixed plate to clamp and fix the piston rod on both sides to provide buffer, and the auxiliary cooperation can meet the fixation of piston rods of different sizes, avoiding the arc placement plate from contacting the fixed plate at the beginning and affecting the placement of piston rods of different sizes, thereby improving the detection effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is an overall three-dimensional diagram of the utility model;

[0018] Figure 2 It is a right side perspective view of the present utility model;

[0019] Figure 3 It is a partial right side stereoscopic diagram of the utility model;

[0020] Figure 4 It is a partial front bottom perspective view of the arc-shaped placement plate of the utility model;

[0021] Figure 5 For the utility model Figure 3 Enlarged view of point A in the middle.

[0022] In the figure: 1. workbench; 2. controller; 3. hydraulic cylinder; 4. moving plate; 41. cushion A; 5. infrared generator; 6. fixed plate; 61. cushion B; 62. load-bearing rod; 7. infrared receiver; 8. supporting assembly; 81. moving seat; 82. supporting rod; 83. arc-shaped placement plate; 84. arc-shaped pressure plate; 841. limit plate; 842. limit rod; 85. flat plate; 86. threaded rod; 861. knob; 87. limit block; 9. buffer assembly; 91. side plate; 92. buffer rod; 93. spring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example 1: Please refer to Figure 1-5A piston rod detection device comprises a workbench 1 and a controller 2 fixedly installed at the front side of one side of the top of the workbench 1, a fixed seat is fixedly installed at one side of the top of the workbench 1, and a hydraulic cylinder 3 is fixedly installed above one side of the fixed seat, a moving plate 4 is fixedly installed at the power end of the hydraulic cylinder 3, and an infrared generator 5 is fixedly installed at the front and rear sides of the top of the moving plate 4 respectively, a fixed plate 6 is arranged above the other side of the top of the workbench 1, and infrared receivers 7 are fixedly installed at the front and rear sides above the inner side of the fixed plate 6 respectively, and a supporting assembly 8 is installed on one side of the top of the workbench 1 close to the fixed plate 6, and a buffer assembly 9 is installed on the other side of the top of the workbench 1, and the piston rod can be supported and fixed by the setting of the supporting assembly 8, and the setting of the buffer assembly 9 can buffer the piston rod when it is fixed.

[0025] A soft pad A41 is fixedly installed on the inner side of the movable plate 4, and the soft pad A41 can play a protective role.

[0026] A soft pad B61 is fixedly installed on the inner side of the fixed plate 6, and a load-bearing rod 62 is fixedly installed on the front and rear sides of the bottom of the fixed plate 6 respectively. The lower ends of the load-bearing rods 62 are fixedly installed on the workbench 1 respectively. The setting of the soft pad B61 plays a protective role, while the setting of the load-bearing rods 62 plays a supporting and fixing role.

[0027] The supporting assembly 8 includes a movable seat 81 arranged at the top of the workbench 1 near one side of the fixed plate 6 and a support rod 82 fixedly installed in the middle of the top of the movable seat 81, and the bottom of the movable seat 81 is fitted on the workbench 1, and an arc-shaped placement plate 83 is fixedly installed on the upper end of the support rod 82, and arc-shaped pressure plates 84 are respectively arranged above the front and rear sides of the top of the arc-shaped placement plate 83, and a flat plate 85 is fixedly installed on one side of the arc-shaped pressure plate 84, and threaded holes are respectively opened on the flat plate 85, and threaded rods 86 are respectively threadedly installed through the inner cavities of the threaded holes, and the lower ends of the threaded rods 86 are respectively rotatably installed with limit blocks 87, and the inner sides of the limit blocks 87 are respectively fixedly installed on the movable seat 81. The arrangement of the arc-shaped placement plate 83 facilitates the placement of the piston rod, and the arrangement of the arc-shaped pressure plate 84 is used to cooperate with the arc-shaped placement plate 83 to achieve the fixation of the piston rod.

[0028] The upper ends of the threaded rods 86 are respectively fixedly mounted with knobs 861 , and the threaded rods 86 are driven to rotate by rotating the knobs 861 .

[0029] A limiting plate 841 is fixedly installed on the other side of the arc pressure plate 84, and a limiting rod 842 is slidably installed on the limiting plate 841. The lower end of the limiting rod 842 is fixedly installed on the limiting block 87, which can guide and limit the movement of the arc pressure plate 84.

[0030] In this embodiment: when in use, the piston rod to be tested can be placed on the arc-shaped placement plate 83. After placement, the knob 861 can be turned to drive the threaded rod 86 to rotate. The setting of the threaded hole can drive the arc-shaped pressure plate 84 to move downward to clamp and fix the piston rod. After fixation, the knob 861 can be stopped. At this time, the hollow hydraulic cylinder 3 of the controller 2 is operated. When the hydraulic cylinder 3 is running, it will drive the movable plate 4 to move toward the side close to the piston rod. The two sides of the piston rod can be fixed by the mutual cooperation of the movable plate 4 and the fixed plate 6. After fixation, the infrared generator 5 and the infrared receiver 7 are started by the controller 2 to transmit the data to the controller 2 for data processing. The detection data is then displayed by the controller 2 to complete the diameter detection of the piston rod.

[0031] Embodiment 2: This embodiment is an improvement made on the basis of embodiment 1. For details, please refer to Figure 2 and Figure 5 The buffer assembly 9 includes a side plate 91 fixedly installed on the other side of the top of the workbench 1 and a buffer rod 92 slidably installed at the front and rear sides of the side plate 91. One end of the buffer rod 92 is fixedly installed on the moving seat 81, and a spring 93 is movably sleeved on the output shaft of the buffer rod 92, and the two ends of the spring 93 are fixedly installed on the moving seat 81 and the side plate 91, respectively. The movement of the moving seat 81 can be buffered by the arrangement of the buffer rod 92 and the spring 93.

[0032] In this embodiment: when the movable plate 4 contacts the movable seat 81, it will also contact one side of the piston rod. If the other side of the piston rod is not in contact with the fixed plate 6, the hydraulic cylinder 3 can continue to run to drive the movable plate 4 to push the movable seat 81 to move, so that the other side of the piston rod contacts the fixed plate 6, and the buffer rod 92 and the spring 93 can play a buffering role and play a protective role.

[0033] Working principle: When in use, the piston rod to be tested can be placed on the arc-shaped placement plate 83. After placement, the knob 861 can be turned to drive the threaded rod 86 to rotate. The setting of the threaded hole can drive the arc-shaped pressure plate 84 to move downward to clamp and fix the piston rod. After fixation, the knob 861 can be stopped. At this time, the hollow hydraulic cylinder 3 of the controller 2 is operated. When the hydraulic cylinder 3 is running, it will drive the movable plate 4 to move toward the side close to the piston rod. When the movable plate 4 contacts the movable seat 81, it will also contact one side of the piston rod. If the other side of the piston rod is not in contact with the fixed plate 6, the hydraulic cylinder 3 can continue to operate to drive the movable plate 4 to push the movable seat 81 to move, so that the other side of the piston rod contacts the fixed plate 6, and the buffer rod 92 and the spring 93 can play a buffering role and a protective role. The two sides of the piston rod can be fixed by the mutual cooperation of the movable plate 4 and the fixed plate 6. After fixation, the infrared generator 5 and the infrared receiver 7 are started by the controller 2 to transmit the data to the controller 2 for data processing, and then the detection data is displayed by the controller 2 to complete the diameter detection of the piston rod.

[0034] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0035] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A piston rod detection device, comprising a workbench (1) and a controller (2) fixedly mounted on the front side of one side of the top of the workbench (1), characterized in that: A fixed seat is fixedly installed on one side of the top of the workbench (1), and a hydraulic cylinder (3) is fixedly installed above one side of the fixed seat, a movable plate (4) is fixedly installed on the power end of the hydraulic cylinder (3), infrared generators (5) are fixedly installed on the front and rear sides of the top of the movable plate (4), a fixed plate (6) is arranged above the other side of the top of the workbench (1), infrared receivers (7) are fixedly installed on the front and rear sides of the inner upper side of the fixed plate (6), and a supporting assembly (8) is installed on one side of the top of the workbench (1) close to the fixed plate (6), and a buffer assembly (9) is installed on the other side of the top of the workbench (1).

2. A piston rod detection device according to claim 1, characterized in that: A soft pad A (41) is fixedly mounted on the inner side of the movable plate (4); A soft pad B (61) is fixedly mounted on the inner side of the fixing plate (6), and bearing rods (62) are fixedly mounted on the front and rear sides of the bottom of the fixing plate (6), respectively, and the lower ends of the bearing rods (62) are fixedly mounted on the workbench (1).

3. A piston rod detection device according to claim 1, characterized in that: The supporting assembly (8) comprises a movable seat (81) arranged at the top of the workbench (1) near one side of the fixed plate (6) and a support rod (82) fixedly installed at the middle part of the top of the movable seat (81), and the bottom of the movable seat (81) is fitted on the workbench (1), and an arc-shaped placement plate (83) is fixedly installed on the upper end of the support rod (82), and arc-shaped pressure plates (84) are respectively arranged above the front and rear sides of the top of the arc-shaped placement plate (83), and a flat plate (85) is fixedly installed on one side of the arc-shaped pressure plate (84), and a threaded hole is respectively opened on the flat plate (85), and a threaded rod (86) is respectively threadedly installed through the inner cavity of the threaded hole, and a limit block (87) is rotatably installed on the lower end of the threaded rod (86), and the inner side of the limit block (87) is respectively fixedly installed on the movable seat (81).

4. A piston rod detection device according to claim 3, characterized in that: A knob (861) is fixedly mounted on the upper end of the threaded rod (86).

5. A piston rod detection device according to claim 3, characterized in that: A limiting plate (841) is fixedly installed on the other side of the arc-shaped pressure plate (84), and a limiting rod (842) is slidably installed on the limiting plate (841), and the lower end of the limiting rod (842) is fixedly installed on the limiting block (87).

6. A piston rod detection device according to claim 3, characterized in that: The buffer assembly (9) comprises a side plate (91) fixedly mounted on the other side of the top of the workbench (1) and a buffer rod (92) slidably mounted on the front and rear sides of the side plate (91), one end of the buffer rod (92) is respectively fixedly mounted on the movable seat (81), a spring (93) is movably sleeved on the output shaft of the buffer rod (92), and two ends of the spring (93) are respectively fixedly mounted on the movable seat (81) and the side plate (91).

Images