Piston ring detection clamping equipment

Abstract

The utility model discloses a piston ring detection clamping device which comprises a clamping mechanism, the clamping mechanism comprises a supporting frame, a motor is fixedly connected to the inner wall of one side of the supporting frame, the output end of the motor is fixedly connected with a driving tooth, and the driving tooth is fixedly connected with a clamping mechanism. The driving teeth are rotationally connected to the inner wall of the supporting frame, driven teeth are meshed with the outer walls of the circumferences of the driving teeth, first connecting rods are fixedly connected to the outer walls of the driven teeth, first connecting plates are fixedly connected to the outer walls of the tail ends of the first connecting rods, and first sliding grooves are formed in the outer walls of the first connecting plates; and the inner wall of the first sliding groove is rotationally connected with a positive and negative tooth lead screw, the circumferential outer wall of the positive and negative tooth lead screw is symmetrically connected with clamping plates through lead screw nuts, and the outer wall of the clamping plate on one side is fixedly connected with a storage frame. The piston ring detection device has the advantages that the piston ring can be rotated after the detection device is fixed, and each position of the piston ring can be detected.

Description

Technical Field

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

[0002] The piston ring keeps the piston in the cylinder to prevent the piston from directly contacting the cylinder wall, ensuring smooth movement of the piston and reducing the frictional resistance. The detection of the piston ring involves not only the measurement of appearance and dimensions, but also multiple aspects such as material detection, hardness measurement, and physical property testing. It can comprehensively evaluate the state of the piston ring to ensure that it meets the usage requirements.

[0003] After retrieval, a piston ring detection clamping device with the publication number of CN209055315U includes a cylinder liner counter-grinding material. On both sides of the upper end face of the cylinder liner counter-grinding material, symmetrically distributed support plates are fixedly connected by bolts. Two symmetrically distributed second limit columns are fixedly connected to the upper end of the support plate. A servo motor is fixedly connected to the upper part of the outer end face of the support plate. A top bearing plate is arranged on the upper end of the support plate, and the top bearing plate is sleeved with the second limit column. On both sides of the upper end face of the top bearing plate, symmetrically distributed fixing plates are fixedly connected, and an oil pump is fixedly connected to the outer end face of one of the fixing plates. Four first limit columns distributed in a rectangular array are fixedly connected between the two fixing plates, and a sliding plate is sleeved in the middle of the first limit column.

[0004] However, when the above device is used, it can only clamp the piston ring. When detecting each position of the piston ring, the position of the detection device needs to be adjusted, increasing the workload. Therefore, a piston ring detection clamping device is needed that can rotate the clamped piston ring. Content of the Utility Model

[0005] The purpose of the utility model is to provide a piston ring detection clamping device to solve the problem raised in the above background technique, that is, when the above device is used, it can only clamp the piston ring. When detecting each position of the piston ring, the position of the detection device needs to be adjusted, increasing the workload.

[0006] To solve the above technical problems, the utility model is realized through the following technical solutions:

[0007] The utility model is a piston ring detection clamping device, including:

[0008] Clamping mechanism, the clamping mechanism includes a support frame, one side inner wall of the support frame is fixedly connected with a motor, the output end of the motor is fixedly connected with a driving gear, the driving gear is rotatably connected to the inner wall of the support frame, the circumferential outer wall of the driving gear meshes with a driven gear, the outer wall of the driven gear is fixedly connected with a first connecting rod, the outer wall of the end of the first connecting rod is fixedly connected with a first connecting plate, the outer wall of the first connecting plate is provided with a first sliding groove, a positive and negative thread screw rod is rotatably connected to the inner wall of the first sliding groove, and clamping plates are symmetrically connected to the circumferential outer wall of the positive and negative thread screw rod by screw nuts.

[0009] Further, a storage rack is fixedly connected to the outer wall of one of the clamping plates, a corresponding rack is fixedly connected to the outer wall of the other clamping plate, the corresponding rack penetrates through the storage rack, and a piston ring is fixed between the two clamping plates;

[0010] Further, a limiting mechanism is further included, and the limiting mechanism includes an extension shaft fixedly connected to the outer wall of the end of the positive and negative thread screw rod;

[0011] Further, a transfer mechanism is further included, and the transfer mechanism includes an extension frame fixedly connected to the outer wall of the support frame. A second sliding groove is provided on the outer wall of the extension frame and the support frame, and a first screw rod is rotatably connected to the inner wall of the second sliding groove;

[0012] Further, a turntable is fixedly connected to the outer walls of the first screw rod and the extension shaft. The turntable is equidistantly provided with limiting holes around the circumference. A limiting rod is threadedly connected to the inner wall of one of the limiting holes, and the limiting rod is threadedly connected to the inner walls of the extension frame and the first connecting plate;

[0013] Further, a sliding seat is connected to the circumferential outer wall of the first screw rod by a screw nut. A second connecting rod is fixedly connected to the outer wall of the sliding seat, and a second connecting plate is fixedly connected to the outer wall of the end of the second connecting rod;

[0014] Further, a third sliding groove is provided on the outer wall of the second connecting plate. Springs are symmetrically fixedly connected to the inner walls on both sides of the third sliding groove. A clamping pad is slidably connected to the inner wall of the third sliding groove, and the outer wall of the clamping pad is fixedly connected to the ends of the springs.

[0015] Compared with the prior art, the advantages of the present utility model are:

[0016] 1. In this utility model, after placing the piston ring to be detected between two clamping plates, rotate the turntable to drive the left - hand and right - hand screw rod to rotate, so that the two clamping plates approach and clamp the piston ring. After clamping, install a limiting rod in the limiting hole to limit the turntable, thereby limiting the clamping plates. When the clamping plates move closer to each other, they drive the corresponding brackets to insert into the storage rack to further limit the piston ring. Turn on the motor to drive the driving gear to rotate. The driving gear drives the driven gear to rotate, thereby driving the first connecting rod to rotate. The first connecting rod drives the clamped piston ring to rotate to detect each position of the piston ring. After the detection device is fixed, the piston ring can be rotated to detect each position of the piston ring.

[0017] 2. Based on the beneficial effect 1, when the first connecting rod is about to rotate to the original position, drive the first screw rod to rotate through the turntable. The first screw rod drives the sliding seat to slide along the second chute to a suitable position, and then install a limiting rod to limit the turntable, thereby limiting the sliding seat. When all the positions where the piston ring is not clamped have been detected and the first connecting rod rotates to the original position, the clamping plates drive the piston ring to be clamped between two clamping pads. The spring rebounds to make the clamping pads clamp the piston ring. Reverse - rotate the turntable to disassemble the piston ring from the clamping plates and clamp it on the clamping pads, so as to detect the clamping position of the clamping plates and completely detect the piston ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of this utility model, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following - described drawings are only some embodiments of this utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0019] Figure 1 Schematic diagram of the overall structure of this utility model Figure 1 ;

[0020] Figure 2 Schematic diagram of the overall structure of this utility model Figure 2 ;

[0021] Figure 3 As shown in this utility model Figure 1 Enlarged view A;

[0022] Figure 4 As shown in this utility model Figure 2 Enlarged view B.

[0023] In the drawings, the list of components represented by each reference numeral is as follows:

[0024] 101, Support frame; 102, Motor; 103, Driving gear; 104, Driven gear; 105, First connecting rod; 106, First connecting plate; 107, First chute; 108, Positive and negative thread screw rod; 109, Clamping plate; 110, Storage rack; 111, Corresponding rack; 112, Piston ring; 201, Extension shaft; 202, Turntable; 203, Limit hole; 204, Limit rod; 301, Extension rack; 302, Second chute; 303, First screw rod; 304, Sliding seat; 305, Second connecting rod; 306, Second connecting plate; 307, Third chute; 308, Spring; 309, Clamping pad. Detailed implementation manners

[0025] In order to make the above objects, features and advantages of the present utility model more obvious and understandable, the following will describe the detailed implementation manners of the present utility model in conjunction with the accompanying drawings.

[0026] In the following description, many specific details are set forth in order to fully understand the present utility model. However, the present utility model can also be implemented in other ways different from those described herein. Those skilled in the art can make similar extensions without departing from the connotation of the present utility model. Therefore, the present utility model is not limited by the specific implementation manners disclosed below.

[0027] In order to make the purpose, technical solution and advantages of the present utility model clearer, the following will further describe the implementation manners of the present utility model in detail in conjunction with the accompanying drawings.

[0028] In the description of the present application, it should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings. It is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present application. In addition, the terms "first", "second", "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0029] Please refer to Figures 1 - 4 As shown in the figure, this embodiment is a piston ring detection and clamping device, including:

[0030] Clamping mechanism, the clamping mechanism includes a support frame 101, on one inner wall of the support frame 101 is fixedly connected with a motor 102, the output end of the motor 102 is fixedly connected with a driving gear 103, the driving gear 103 is rotatably connected to the inner wall of the support frame 101, on the circumferential outer wall of the driving gear 103 meshes a driven gear 104, on the outer wall of the driven gear 104 is fixedly connected with a first connecting rod 105, at the end outer wall of the first connecting rod 105 is fixedly connected with a first connecting plate 106, on the outer wall of the first connecting plate 106 is provided with a first sliding groove 107, rotatably connected to the inner wall of the first sliding groove 107 is a positive and negative thread screw rod 108, symmetrically connected to the circumferential outer wall of the positive and negative thread screw rod 108 by screw nuts are clamping plates 109;

[0031] The support frame 101 supports the motor 102, the driving gear 103 and the driven gear 104. Turn on the motor 102 to drive the driven gear 104 to rotate through the driving gear 103, drive the first connecting rod 105 to rotate through the driven gear 104, limit the first connecting plate 106 through the first connecting rod 105, support the positive and negative thread screw rod 108 through the first sliding groove 107, drive the two clamping plates 109 to move in opposite directions along the first sliding groove 107 through the positive and negative thread screw rod 108, and clamp the piston ring 112 through the clamping plates 109;

[0032] On the outer wall of one clamping plate 109 is fixedly connected with a storage rack 110, on the outer wall of the other clamping plate 109 is fixedly connected with a corresponding rack 111, the corresponding rack 111 penetrates through the storage rack 110, and a piston ring 112 is fixed between the two clamping plates 109;

[0033] The storage rack 110 supports the corresponding rack 111, and the piston ring 112 is limited by the corresponding rack 111 being inserted into the storage rack 110;

[0034] Limiting mechanism, the limiting mechanism includes an extension shaft 201 fixedly connected to the end outer wall of the positive and negative thread screw rod 108;

[0035] Working principle: After placing the piston ring 112 to be detected between the two clamping plates 109, rotate the turntable 202 to drive the positive and negative thread screw rod 108 to rotate, so that the two clamping plates 109 approach and clamp the piston ring 112. After clamping, install a limiting rod 204 in the limiting hole 203 to limit the turntable 202 and thus limit the clamping plates 109. When the clamping plates 109 move closer to each other, they drive the corresponding rack 111 to insert into the storage rack 110 to limit the piston ring 112 again. Turn on the motor 102 to drive the driving gear 103 to rotate, the driving gear 103 drives the driven gear 104 to rotate and thus drives the first connecting rod 105 to rotate, and the first connecting rod 105 drives the clamped piston ring 112 to rotate to detect each position of the piston ring 112;

[0036] After the detection device is fixed in this step, the piston ring 112 can be rotated to detect each position of the piston ring 112.

[0037] Please refer to Figures 1 - 4 As shown, on the basis of the above-mentioned Embodiment 1, this embodiment further includes:

[0038] A transfer mechanism, which includes an extension frame 301 fixedly connected to the outer wall of the support frame 101. A second chute 302 is provided on the outer wall of the extension frame 301 and the support frame 101, and a first lead screw 303 is rotatably connected to the inner wall of the second chute 302;

[0039] The moving range of the sliding seat 304 is extended through the extension frame 301, and the first lead screw 303 is supported by the second chute 302;

[0040] A turntable 202 is fixedly connected to the outer walls of the first lead screw 303 and the extension shaft 201. The turntable 202 is provided with equidistant limiting holes 203 around the circumference. A limiting rod 204 is threadedly connected to the inner wall of one limiting hole 203, and the limiting rod 204 is threadedly connected to the inner wall of the extension frame 301 and the first connecting plate 106;

[0041] The first lead screw 303 or the left and right hand lead screw 108 is driven to rotate by the turntable 202, and the turntable 202 is limited by installing the limiting rod 204 in the limiting hole 203;

[0042] A sliding seat 304 is connected to the outer wall of the first lead screw 303 by a lead screw nut. A second connecting rod 305 is fixedly connected to the outer wall of the sliding seat 304, and a second connecting plate 306 is fixedly connected to the outer wall of the end of the second connecting rod 305;

[0043] The sliding seat 304 is driven to move along the second chute 302 by the first lead screw 303. The second connecting rod 305 is supported by the sliding seat 304, and the second connecting plate 306 is supported by the second connecting rod 305;

[0044] A third chute 307 is provided on the outer wall of the second connecting plate 306. Springs 308 are symmetrically and fixedly connected to the inner walls on both sides of the third chute 307. A clamping pad 309 is slidably connected to the inner wall of the third chute 307, and the outer wall of the clamping pad 309 is fixedly connected to the ends of the springs 308;

[0045] The clamping pad 309 is slid along the third chute 307 by the spring 308 to clamp the piston ring 112;

[0046] Working principle: When the first connecting rod 105 is about to rotate to the original position, the first lead screw 303 is driven to rotate by the turntable 202. The first lead screw 303 drives the sliding seat 304 to slide along the second chute 302 to a suitable position. Then, the limiting rod 204 is installed to limit the turntable 202, thereby limiting the sliding seat 304. After all the positions where the piston ring 112 is not clamped are detected, when the first connecting rod 105 rotates to the original position, the clamping plate 109 drives the piston ring 112 to be clamped between the two clamping pads 309. The spring 308 rebounds to make the clamping pads 309 clamp the piston ring 112. Rotating the turntable 202 in the reverse direction detaches the piston ring 112 from the clamping plate 109 and clamps it on the clamping pads 309;

[0047] This step can detect the clamping position of the clamping plate 109 and can completely detect the piston ring 112.

[0048] In the description of the present invention, it should also be noted that unless otherwise clearly specified and limited, the terms "set", "installed", "connected", and "connected" 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 directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0049] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A piston ring detection and clamping device, characterized in that: include: A clamping mechanism, the clamping mechanism comprises a support frame (101), an inner wall of one side of the support frame (101) is fixedly connected to a motor (102), an output end of the motor (102) is fixedly connected to a driving tooth (103), the driving tooth (103) is rotatably connected to the inner wall of the support frame (101), a driven tooth (104) is meshed on the circumferential outer wall of the driving tooth (103), a first connecting rod (105) is fixedly connected to the outer wall of the driven tooth (104), a first connecting plate (106) is fixedly connected to the outer wall of the end of the first connecting rod (105), a first sliding groove (107) is provided on the outer wall of the first connecting plate (106), a positive and negative threaded rod (108) is rotatably connected to the inner wall of the first sliding groove (107), and a clamping plate (109) is connected to the symmetrical screw nut on the circumferential outer wall of the positive and negative threaded rod (108).

2. The piston ring detection and clamping device according to claim 1, characterized in that: The outer wall of the clamping plate (109) on one side is fixedly connected to a storage rack (110), and the outer wall of the clamping plate (109) on the other side is fixedly connected to a corresponding rack (111), the corresponding rack (111) penetrates the storage rack (110), and a piston ring (112) is fixed between the two clamping plates (109).

3. The piston ring detection and clamping device according to claim 2, characterized in that: It also includes a limiting mechanism, which includes an extension shaft (201) fixedly connected to the outer wall of the end of the positive and negative threaded rod (108).

4. The piston ring detection and clamping device according to claim 3 is characterized in that: The invention also comprises a transfer mechanism, wherein the transfer mechanism comprises an extension frame (301) fixedly connected to the outer wall of the support frame (101), a second slide groove (302) is provided between the extension frame (301) and the outer wall of the support frame (101), and a first screw rod (303) is rotatably connected to the inner wall of the second slide groove (302).

5. The piston ring detection and clamping device according to claim 4, characterized in that: The first screw rod (303) and the outer wall of the extension shaft (201) are fixedly connected with a rotating disk (202), and the rotating disk (202) is provided with limiting holes (203) equidistantly around the circumference, and the inner wall of one of the limiting holes (203) is threadedly connected to a limiting rod (204), and the limiting rod (204) is threadedly connected to the inner wall of the extension frame (301) and the first connecting plate (106).

6. The piston ring detection and clamping device according to claim 5, characterized in that: The screw nut on the circumferential outer wall of the first screw rod (303) is connected to a sliding seat (304), the outer wall of the sliding seat (304) is fixedly connected to a second connecting rod (305), and the outer wall at the end of the second connecting rod (305) is fixedly connected to a second connecting plate (306).

7. The piston ring detection and clamping device according to claim 6, characterized in that: The outer wall of the second connecting plate (306) is provided with a third sliding groove (307), the inner walls on both sides of the third sliding groove (307) are symmetrically fixedly connected with springs (308), the inner wall of the third sliding groove (307) is slidably connected with a clamping pad (309), and the outer wall of the clamping pad (309) is fixedly connected to the end of the spring (308).

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