阅读说明：本技术 一种用于钢板衬套预紧力检测装置 (Be used for steel sheet bush pretightning force detection device ) 是由 王少菊 李安邦 周锋 马冲 阎苗 孙玉荣 刘勇钥 于 2018-06-14 设计创作，主要内容包括：一种用于钢板衬套预紧力检测装置,属于钢板弹簧检测设备技术领域。其特征在于：油缸(2)的活塞杆朝下竖向设置,检测头(4)同轴安装在油缸(2)的活塞杆上,落料筒(5)间隔设置在检测头(4)下侧并与检测头(4)同轴设置,待检测的钢板弹簧(10)的吊耳(1001)设置在落料筒(5)和检测头(4)之间,衬套(11)设置在吊耳(1001)内并与吊耳(1001)过盈配合,检测头(4)的下部设置有检测部(402),检测部(402)推动衬套(11)落入落料筒(5)内,油缸(2)连接有压力表。本用于钢板衬套预紧力检测装置可检测吊耳的压入力,检测结果准确,而且检测方便,检测效率高,质量稳定。(The utility model provides a be used for steel sheet bush pretightning force detection device, belongs to leaf spring check out test set technical field. The method is characterized in that: the piston rod vertical setting down of hydro-cylinder (2), detect first (4) coaxial arrangement on the piston rod of hydro-cylinder (2), blanking barrel (5) interval sets up and is detecting first (4) downside and with detect first (4) coaxial setting, lug (1001) of the leaf spring (10) of waiting to detect set up blanking barrel (5) and detect between head (4), bush (11) set up in lug (1001) and with lug (1001) interference fit, the lower part of detecting first (4) is provided with detection portion (402), detection portion (402) promote bush (11) fall into blanking barrel (5) in, hydro-cylinder (2) are connected with the manometer. This a pressfitting power for steel sheet bush pretightning force detection device detectable lug, the testing result is accurate, and it is convenient to detect moreover, and detection efficiency is high, the steady quality.)

1. The utility model provides a be used for steel sheet bush pretightning force detection device which characterized in that: including hydro-cylinder (2), detect head (4), doffer (5) and bush (11), the piston rod vertical setting down of hydro-cylinder (2), detect head (4) coaxial arrangement on the piston rod of hydro-cylinder (2), doffer (5) interval sets up and is detecting head (4) downside and with detect head (4) coaxial setting, lug (1001) of the leaf spring (10) of waiting to detect set up between doffer (5) and detection head (4), bush (11) set up in lug (1001) and with lug (1001) interference fit, the lower part of detecting head (4) is provided with detection portion (402), detection portion (402) promote bush (11) and fall into in doffer (5), hydro-cylinder (2) are connected with the manometer.

2. The device for detecting the pretightening force of the steel plate bushing according to claim 1, wherein: detect head (4) and be provided with adapter sleeve (3) between the piston rod of hydro-cylinder (2), the inner wall of adapter sleeve (3) is provided with the screw thread, the diameter that detects head (4) is less than middle part diameter and forms installation department (401), encircle installation department (401) outer wall be provided with adapter sleeve (3) inner wall matched with screw thread.

3. The device for detecting the pretightening force of the steel plate bushing according to claim 1, wherein: and a material taking port (501) is arranged on the side part of the blanking barrel (5).

4. The device for detecting the pretightening force of the steel plate bushing according to claim 1 or 3, wherein: the lower side of the blanking barrel (5) is provided with a workbench (8), the blanking barrel (5) is arranged in the middle of the workbench (8), and the workbench (8) on two sides of the blanking barrel (5) are respectively provided with a bearing bracket (6).

5. The device for detecting the pretightening force of the steel plate bushing according to claim 4, wherein: the lower part of the upper part of the support bracket (6) is provided with a track wheel, and the support bracket (6) is arranged on the workbench (8) in a sliding way through the track wheel.

6. The device for detecting the pretightening force of the steel plate bushing according to claim 5, wherein: both ends of the workbench (8) are provided with upward limiting plates (7).

7. The device for detecting the pretightening force of the steel plate bushing according to claim 1, wherein: the inner diameter of the upper end of the blanking barrel (5) is smaller than that of the lower part, so that a detection table is formed on the upper side of the blanking barrel (5).

Technical Field

The utility model provides a be used for steel sheet bush pretightning force detection device, belongs to leaf spring check out test set technical field.

Background

After the leaf spring is produced, the pressing force of the lifting lug of the leaf spring needs to be detected, so that the pressing force of the leaf spring is guaranteed to be qualified and stable, the subsequent leaf spring is convenient to use and install, and no detection equipment exists at present.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: overcome prior art's not enough, provide one kind and can detect the power of impressing of leaf spring's lug, the accurate a steel sheet bush pretightning force detection device that is used for of testing result.

The technical scheme adopted by the invention for solving the technical problems is as follows: this be used for steel sheet bush pretightning force detection device, its characterized in that: including the hydro-cylinder, detect the head, blanking section of thick bamboo and bush, the piston rod vertical setting down of hydro-cylinder, detect first coaxial arrangement on the piston rod of hydro-cylinder, blanking section of thick bamboo interval sets up and is detecting first downside and with detect first coaxial setting, the lug setting of the leaf spring that waits to detect is between blanking section of thick bamboo and detection head, the bush setting in the lug and with lug interference fit, the lower part of detecting the head is provided with the detection portion, the detection portion promotes the bush and falls into blanking section of thick bamboo in, the hydro-cylinder is connected with the manometer.

Preferably, a connecting sleeve is arranged between the detection head and the piston rod of the oil cylinder, threads are arranged on the inner wall of the connecting sleeve, the diameter of the detection head is smaller than that of the middle part to form an installation part, and threads matched with the inner wall of the connecting sleeve are arranged around the outer wall of the installation part.

Preferably, the side part of the blanking barrel is provided with a material taking port.

Preferably, the lower side of the blanking barrel is provided with a workbench, the blanking barrel is arranged in the middle of the workbench, and the workbench on two sides of the blanking barrel is provided with a bearing bracket.

Preferably, the lower part of the upper part of the support bracket is provided with a rail wheel, and the support bracket is arranged on the workbench in a sliding way through the rail wheel.

Preferably, both ends of workstation all be provided with ascending limiting plate.

Preferably, the inner diameter of the upper end of the blanking barrel is smaller than that of the lower part of the blanking barrel, so that a detection platform is formed on the upper side of the blanking barrel.

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

1. this an hydro-cylinder for steel sheet bush pretightning force detection device pushes away the bush in the lug through detecting the head and falls into the blanking section of thick bamboo, and the pressure of manometer real-time supervision hydro-cylinder is according to the pressure of hydro-cylinder and is pushing away the thrust of lug with the bush promptly, and then can judge the power of impressing of lug, and the testing result is accurate, and it is convenient to detect moreover, and detection efficiency is high, stable in quality.

2. Detect head and adapter sleeve threaded connection, conveniently detect the change of head to the detection of the lug pressfitting force of adaptation equidimension not.

3. The lining falling into the blanking barrel is conveniently taken out through the material taking port, and the use is convenient.

4. The steel plate spring is supported through the supporting brackets on the two sides, the lifting lugs and the detection heads are coaxial when detection is guaranteed, and detection accuracy is guaranteed.

5. The support bracket is arranged on the workbench in a sliding mode through the rail wheels, the position of the support bracket can be adjusted according to the size of the steel plate spring to be detected, the adjustment is convenient, and the detection accuracy is also guaranteed.

6. The limiting plate can limit the supporting bracket on the corresponding side, and the supporting bracket is prevented from being separated from the workbench in the adjusting process.

7. The upside of blanking section of thick bamboo is equipped with examines test table, and the lug that detects the leaf spring that waits to detect is placed on examining test table during the detection, has guaranteed to detect the head coaxial with the lug that waits to detect, and then has guaranteed the accuracy of testing result.

Drawings

Fig. 1 is a schematic perspective view of a device for detecting the pretightening force of a steel plate bushing.

FIG. 2 is a front cross-sectional view of the detection state of the steel plate bushing pre-tightening force detection device.

In the figure: 1. the device comprises a frame 2, an oil cylinder 3, a connecting sleeve 4, a detection head 401, an installation part 402, a detection part 5, a blanking barrel 501, a material taking port 6, a support bracket 7, a limiting plate 8, a workbench 9, a base 10, a steel plate spring 1001, a lifting lug 11 and a bushing.

Detailed Description

FIG. 1 ~ 2 shows a preferred embodiment of the present invention, which is further described below with reference to FIG. 1 ~ 2.

The utility model provides a be used for steel sheet bush pretightning force detection device, including hydro-cylinder 2, detect head 4, doffer 5 and bush 11, the piston rod of hydro-cylinder 2 vertical setting down, detect head 4 coaxial arrangement on the piston rod of hydro-cylinder 2, doffer 5 interval sets up and detects head 4 downside and with detecting head 4 coaxial arrangement, the lug 1001 setting of the leaf spring 10 that waits to detect is at doffer 5 and is detecting between head 4, bush 11 sets up in lug 1001 and with lug 1001 interference fit, the lower part of detecting head 4 is provided with detection portion 402, detection portion 402 promotes bush 11 and falls into in doffer 5, hydro-cylinder 2 is connected with the manometer. This an hydro-cylinder 2 for steel sheet bush pretightning force detection device pushes away the bush 11 in the lug 1001 from lug 1001 and falls into blanking barrel 5 through detecting head 4 in, the manometer real-time supervision hydro-cylinder 2's pressure is according to hydro-cylinder 2's pressure and is the thrust that pushes away the lug 1001 with bush 11 promptly, and then can judge the power of impressing of lug 1001, and the testing result is accurate, and it is convenient to detect moreover, and detection efficiency is high, the steady quality.

The present invention is further described with reference to the following detailed description, however, it should be understood by those skilled in the art that the detailed description given herein with respect to the accompanying drawings is for better explanation and that the present invention is not necessarily limited to the specific embodiments, but rather, for equivalent alternatives or common approaches, may be omitted from the detailed description, while still remaining within the scope of the present application.

Specifically, as shown in fig. 1 ~ 2, an oil cylinder 2 is mounted on the upper portion of a rack 1, a piston rod of the oil cylinder 2 is vertically arranged downwards, a connecting sleeve 3 is coaxially arranged on the lower side of the piston rod of the oil cylinder 2, the upper end of the connecting sleeve 3 is fixedly connected with the piston rod, threads are arranged on the inner wall of the connecting sleeve 3, the diameter of the upper end of a detection head 4 is smaller than that of the lower end of the detection head 4, a mounting portion 401 is formed at the upper end of the detection head 4, threads are arranged on the outer wall surrounding the mounting portion 401, the mounting portion 401 extends into the connecting sleeve 3 from the lower end of the connecting sleeve 3 and is in threaded connection with the connecting sleeve 3, the detection head 4 is convenient to replace, the detection device can be suitable for detection of lifting lugs 1001 of different models, the oil cylinder.

The diameter of the lower end of the detection head 4 is smaller than that of the middle part, so that a detection part 402 is formed at the lower end of the detection head 4, and the diameter of the detection part 402 is smaller than the inner diameter of the lifting lug 1001 of the steel plate spring 10 to be detected and larger than the inner diameter of the bush 11, so that the bush 11 can be pushed away from the lifting lug 1001. The lower end of the detection part 402 is provided with a chamfer, so that the detection part 402 can be conveniently extended into the lifting lug 1001. The bush 11 and the lifting lug 1001 to be detected are in interference fit, so that the bush 11 can be prevented from freely sliding in the lifting lug 1001, and the accuracy of a detection result can be ensured.

The blanking barrel 5 is a vertically arranged cylinder, the blanking barrel 5 and the detection head 4 are coaxially arranged, and the inner diameter of the upper end of the blanking barrel 5 is smaller than the inner diameter of the lower part, so that the detection platform is formed on the upper part of the blanking barrel 5, and the inner diameter of the upper end of the blanking barrel 5 is smaller than the outer diameter of a lifting lug 1001 to be detected and larger than the inner diameter of the lifting lug 1001. The detection platform can position the lifting lug 1001 to be detected when detecting, ensures that the axis of the lifting lug 1001 is parallel to the axis of the detection head 4, and facilitates the operation when detecting. The upper end of the inner wall of the blanking barrel 5 is provided with a chamfer, so that the lining 11 can more smoothly fall into the blanking barrel 5. The material taking port 501 is formed in one side of the lower portion of the blanking barrel 5, so that the lining 11 falling into the blanking barrel 5 can be conveniently machined and taken out, and detection efficiency is improved.

The lower side of frame 1 is provided with base 9, and base 9 links to each other with frame 1, and the workstation 8 that the upside installation level of base 9 set up, blanking barrel 5 set up the upside at workstation 8, and blanking barrel 5's lower extreme and workstation 8's upside middle part fixed connection.

The workbench 8 on the two sides of the charging barrel 5 is symmetrically provided with the supporting brackets 6, the supporting brackets 6 are arranged on the upper side of the workbench 8, the lower side of each supporting bracket 6 is provided with a track wheel, and the supporting brackets 6 are slidably mounted on the workbench 8 through the track wheels, so that the positions of the supporting brackets 6 can be conveniently adjusted to adapt to detection of the steel plate springs 10 with different sizes. When the leaf spring 10 is detected, the leaf spring 10 to be detected is placed on the upper side of the bearing bracket 6, so that the detection of the leaf spring 10 is facilitated, and the positioning of the lifting lug 1001 is facilitated. Limiting plates 7 of epirelief are all provided with at the both ends of workstation 8, and limiting plate 7 can carry on spacingly to the support bracket 6 that corresponds the side, avoids support bracket 6 to slide from workstation 8.

The upside middle part of support bracket 6 is provided with the recess towards 5 directions of feed cylinder, and the both sides of recess all are provided with the depressed part of middle part indent, have made things convenient for waiting to detect placing of leaf spring 10.

The use method of the device for detecting the pretightening force of the steel plate bushing is as follows: on a support bracket 6 for placing one end of a steel plate spring 10 to be detected, a lifting lug 1001 at the other end of the steel plate spring 10 is placed on a detection platform on the upper side of a blanking barrel 5, the lifting lug 1001 is made to be coaxial with the blanking barrel 5, then a lining 11 is placed into the lifting lug 1001, an oil cylinder 2 works, the lining 11 is pushed away from the lifting lug 1001 through a detection head 4, the lining 11 falls into the blanking barrel 5, and the maximum pressure of a pressure gauge is observed in the process so as to judge whether the pressing force is qualified. The bush 11 is taken out through the material taking-out port 501, and the other end of the leaf spring 10 is detected.

The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.