Universal mechanical oil tank welding seam polishing equipment

Abstract

The utility model relates to the field of grinding equipment, and discloses universal mechanical oil tank welding seam grinding equipment which comprises a bottom plate, a fixing structure is arranged at the center of the upper end face of the bottom plate, and the lower end of the fixing structure is fixedly connected to the center of the upper end face of the bottom plate. A grinding structure is fixedly connected to the center of the front side wall of the bottom plate located on the front side of the fixing structure, a collecting structure is arranged at the position, close to one side opposite angle, of the center of the upper end face of the bottom plate, the lower end of the collecting structure is fixedly connected to the upper end face of the bottom plate, and a controller is arranged at the position, close to the other side opposite angle, of the center of the upper end face of the bottom plate. The lower end of the controller is fixedly connected to the upper end face of the bottom plate. According to the oil tank turning device, clamping, angle adjustment and turning treatment can be conducted on the oil tank by arranging the fixing structure, free and flexible adjustment can be achieved in the using process, and the machining efficiency is higher.

Description

Technical Field

[0001] The utility model relates to the field of grinding equipment, in particular to a general mechanical oil tank weld grinding device. Background Art

[0002] General mechanical oil tanks are oil tanks used in various mechanical equipment to store and supply lubricating oil or hydraulic oil. The design and capacity of the oil tanks vary according to the type of mechanical equipment and working requirements. In the production and manufacturing process, most mechanical oil tanks use metal stamping models, and then the stamped oil tank models are assembled by welding.

[0003] However, there will be overflow at the weld of the outer body of the fuel tank, and even penetrate through the weld to the back of the outer body, or the weld is uneven as a whole. If it is directly sprayed, it will affect the spraying quality and will not meet the technical requirements of the spraying appearance. Therefore, it is necessary to manually grind and polish the weld of the outer body of the fuel tank in advance, that is, a person stands on one side of a grinding and polishing machine, and then holds the outer body of the fuel tank and grinds and polishes it with an abrasive belt. Since the wall thickness of the outer body of the fuel tank is relatively thin, the weld is overall arc-shaped and long in length, and the manual grinding and polishing method is used. Not only is the work efficiency low, but the work quality is not high, and it requires manual cooperation to adjust the grinding position at any time. At the same time, the grinding angle cannot be adjusted according to the situation of the weld, and the generated debris is inconvenient to clean. Therefore, technical personnel in this field provide a universal mechanical fuel tank weld grinding device to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings existing in the prior art, and a universal mechanical oil tank weld grinding device is proposed. By setting a fixed structure, the oil tank can be clamped, the angle is adjusted, and the overturning is performed. Free and flexible adjustment can be achieved during use, and the processing efficiency is higher. A grinding structure is set to adjust the position and the inclination angle during weld grinding, thereby meeting the weld grinding at different positions. A collection structure is set to facilitate the collection and treatment of debris generated during grinding, so as to facilitate subsequent unified cleaning and treatment.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a general mechanical oil tank weld grinding device, comprising a bottom plate, a fixed structure is arranged at the center of the upper end surface of the bottom plate, the lower end of the fixed structure is fixedly connected to the center of the upper end surface of the bottom plate, a grinding structure is fixedly connected to the center of the front side wall of the bottom plate located in front of the fixed structure, a collecting structure is arranged at the center of the upper end surface of the bottom plate near one side diagonal, the lower end of the collecting structure is fixedly connected to the upper end surface of the bottom plate, a controller is arranged at the center of the upper end surface of the bottom plate near the other side diagonal, and the lower end of the controller is fixedly connected to the upper end surface of the bottom plate;

[0006] Through the above technical scheme, by setting up a fixed structure, the oil tank can be clamped, the angle can be adjusted, and it can be turned over. It can be adjusted freely and flexibly during use, and the processing efficiency is higher. By setting up a grinding structure, the position and inclination angle of the weld can be adjusted during grinding, so as to meet the grinding of welds in different positions. By setting up a collection structure, it is convenient to collect and process the debris generated during grinding, so as to facilitate the subsequent unified cleaning and processing.

[0007] Furthermore, the fixed structure includes a placement plate, a rotating motor is provided at the lower end of the placement plate, the lower end of the rotating motor is fixedly connected to the center of the upper end surface of the bottom plate, the output end of the rotating motor is fixedly connected to the center of the lower end surface of the placement plate, a slide groove is provided at the center of the upper end surface of the placement plate, an adjustment plate is symmetrically provided on the upper end surface of the placement plate, the first telescopic devices are symmetrically provided inside the upper end surfaces of the two adjustment plates, connecting plates are respectively provided at the upper ends of the two adjustment plates, the output ends of the four first telescopic devices are respectively fixedly connected to the lower end surfaces of the two connecting plates, and the centers of the one side walls of the two connecting plates are respectively fixedly connected to The second motor, the output ends of the two second motors respectively penetrate one side wall of the two connecting plates and pass to the other side respectively, and the ends are respectively fixedly connected with the clamping plates, the center of one side wall of the placement plate is fixedly connected with the first motor, the output end of the first motor penetrates one side wall of the placement plate and passes to the inside of the slide slot, a bidirectional screw rod is arranged inside the slide slot, one end of the bidirectional screw rod is rotatably connected to the center of an inner side wall of the slide slot, the other end of the bidirectional screw rod is fixedly connected to the output end of the first motor, and connecting sleeves are respectively sleeved on the side walls of the bidirectional screw rod inside the slide slot, and the upper ends of the two connecting sleeves are respectively fixedly connected to the lower end surfaces of the two adjustment plates;

[0008] Through the above technical solution, when in use, the bidirectional screw is driven to rotate by the first motor, and the two adjustment plates and the upper end structure are clamped under the action of the two connecting sleeves. The two clamping plates are respectively clamped on the two side walls of the oil tank. On the one hand, it can ensure stability during grinding. At the same time, the two clamping plates can be driven to rotate by the two second motors, and then cooperate with the rotating motor at the lower end to adjust the position and angle of the oil tank weld, and it can also be turned over.

[0009] Further, the collection structure includes a shell, the lower end of the shell is fixedly connected to the upper end surface of the bottom plate, a vacuum cleaner is fixedly connected to the center of the upper end surface of the shell near the rear side, a second telescopic device is provided at the center of one side wall of the shell near the front edge, the output end of the second telescopic device passes through the shell and leads to the other side, and a collecting head is fixedly connected to the end, the output and input ends of the vacuum cleaner respectively pass through the upper end surface of the shell and lead to the interior respectively, the collecting head is connected to the input end of the vacuum cleaner through a connecting pipe, a drawer is provided at the center of one side wall of the shell near the lower diagonal, the drawer passes through one side wall of the shell and leads to the interior;

[0010] Through the above technical solution, when in use, the collecting head is extended by the second telescopic device, and then the debris generated by grinding is collected and processed through the cooperation of the vacuum cleaner and the collecting head, and uniformly collected inside the shell, which is convenient for subsequent unified cleaning.

[0011] Further, the grinding structure includes a placement frame, the rear end of the placement frame is connected to a third telescopic device, the rear end of the third telescopic device is fixedly connected to the front side wall of the bottom plate, the upper end of the placement frame is provided with a vertical plate, the upper end surface of the placement frame is provided with a fourth motor, the output end of the fourth motor is fixedly connected to the lower end surface of the vertical plate, a placement groove is provided at the center of the rear side wall of the vertical plate near the upper end, a support plate is provided inside the placement groove, the front side wall of the support plate is hingedly connected to the front inner side wall of the placement groove, the upper end surface of the support plate is fixedly connected with the third motor, the output end of the third motor is fixedly connected with a grinding wheel, the first hinge seat is fixedly connected at the front side of the center of the lower inner wall of the placement groove, the second hinge seat is fixedly connected at the center of the lower end surface of the support plate, and the first hinge seat and the second hinge seat are connected by a hydraulic telescopic rod;

[0012] Through the above technical scheme, when in use, the distance between the placement frame, the vertical plate and the bottom plate is adjusted through the third telescopic device, which is convenient for grinding oil tanks of different sizes. Subsequently, the inclination angle of the support plate and the third motor at the upper end of the support plate is adjusted through the cooperation of the hydraulic telescopic rod and the first articulated seat and the second articulated seat, which is convenient for grinding the inclined welds. The adjustment is more flexible and the application range is wider. At the same time, the vertical plate is driven to rotate by the fourth motor, which is convenient for adjusting the grinding position.

[0013] Furthermore, the two connecting sleeves are respectively threadedly connected to the bidirectional screw rod, and the thread directions are opposite;

[0014] Through the above technical solution, the clamping and loosening can be controlled by the forward and reverse rotation of the bidirectional screw rod.

[0015] Furthermore, the two clamping plates are made of rubber;

[0016] Through the above technical solution, the surface of the oil tank is more friendly when clamping, avoiding damage to the surface of the oil tank.

[0017] Furthermore, the thickness of the adjustment plate is the sum of the thickness of the connecting plate and the clamping plate;

[0018] The above technical solution makes it convenient to adjust the direction and turn over when clamping.

[0019] The utility model has the following beneficial effects:

[0020] 1. In the utility model, a fixed structure is provided, and the bidirectional screw rod is driven to rotate by the first motor. Under the action of two connecting sleeves, two adjusting plates and the structure at the upper end are clamped. The two clamping plates are clamped on the two side walls of the oil tank respectively. On the one hand, the stability during grinding can be ensured. At the same time, the two clamping plates can be driven to rotate by the two second motors, and then cooperate with the rotating motor at the lower end, so as to adjust the position and angle of the weld of the oil tank, and also perform flipping processing on it.

[0021] 2. In the utility model, a grinding structure is provided and the spacing between the placement frame, the vertical plate and the bottom plate is adjusted by the third telescopic device, so that oil tanks of different sizes can be grinded. Subsequently, the tilt angle of the support plate and the third motor at the upper end of the support plate can be adjusted by the cooperation of the hydraulic telescopic rod and the first articulated seat and the second articulated seat, so that the inclined welds can be grinded conveniently. The adjustment is more flexible and the application range is wider. At the same time, the vertical plate is driven to rotate by the fourth motor, so that the grinding position can be adjusted conveniently.

[0022] 3. In the utility model, a collecting structure is provided, and the collecting head is extended by a second telescopic device, and then the debris generated by grinding is collected and processed by the cooperation of a vacuum cleaner and the collecting head, and uniformly collected inside the shell, so as to facilitate subsequent uniform cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is an axonometric diagram of a universal mechanical oil tank weld grinding device proposed by the utility model;

[0024] Figure 2 This is an axonometric diagram of a fixed structure in a universal mechanical oil tank weld grinding device proposed by the utility model;

[0025] Figure 3 It is a side sectional view of a grinding structure in a universal mechanical oil tank weld grinding device proposed by the utility model;

[0026] Figure 4 The utility model discloses an axonometric diagram of an adjustment plate in a universal mechanical oil tank weld grinding device.

[0027] Legend:

[0028] 1. Bottom plate; 2. Controller; 3. Fixed structure; 301. Connecting plate; 302. Clamping plate; 303. Placement plate; 304. Adjustment plate; 305. Rotating motor; 306. First motor; 307. Second motor; 308. Slide; 309. Bidirectional screw rod; 310. Connecting sleeve; 311. First telescopic device; 4. Collecting structure; 401. Vacuum cleaner; 402. Drawer; 403. Second telescopic device; 404. Collecting head; 405. Shell; 5. Grinding structure; 501. Third telescopic device; 502. Placement rack; 503. Vertical plate; 504. Third motor; 505. First hinged seat; 506. Fourth motor; 507. Hydraulic telescopic rod; 508. Second hinged seat; 509. Support plate; 510. Grinding wheel; 511. Placement slot. DETAILED DESCRIPTION

[0029] 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.

[0030] Reference Figure 1-4 The utility model provides an embodiment: a universal mechanical oil tank weld grinding device, including a base plate 1, a fixed structure 3 is arranged at the center of the upper end surface of the base plate 1, the lower end of the fixed structure 3 is fixedly connected to the center of the upper end surface of the base plate 1, a grinding structure 5 is fixedly connected to the center of the front side wall of the base plate 1 located in front of the fixed structure 3, a collecting structure 4 is arranged at one side diagonal of the upper end surface center of the base plate 1, the lower end of the collecting structure 4 is fixedly connected to the upper end surface of the base plate 1, a controller 2 is arranged at the other side diagonal of the upper end surface center of the base plate 1, and the lower end of the controller 2 is fixedly connected to the upper end surface of the base plate 1.

[0031] The fixed structure 3 includes a placement plate 303, a rotating motor 305 is arranged at the lower end of the placement plate 303, the lower end of the rotating motor 305 is fixedly connected to the center of the upper end surface of the bottom plate 1, the output end of the rotating motor 305 is fixedly connected to the center of the lower end surface of the placement plate 303, a slide groove 308 is arranged at the center of the upper end surface of the placement plate 303, and the upper end surface of the placement plate 303 is symmetrically arranged with adjustment plates 304, and the upper end surfaces of the two adjustment plates 304 are symmetrically arranged with first telescopic devices 311, which are located at the two adjustment plates. The upper ends of the plates 304 are respectively provided with connecting plates 301, the output ends of the four first telescopic devices 311 are respectively fixedly connected to the lower end surfaces of the two connecting plates 301, the centers of the one side walls of the two connecting plates 301 are respectively fixedly connected to the second motors 307, the output ends of the two second motors 307 respectively penetrate the one side walls of the two connecting plates 301 and pass to the other side, and the ends are respectively fixedly connected to the clamping plates 302, the center of the one side wall of the placement plate 303 is fixedly connected to the first motor 306, the first motor 307 The output end of the first motor 306 passes through a side wall of the placement plate 303 and passes into the interior of the slide slot 308. A bidirectional screw rod 309 is arranged inside the slide slot 308. One end of the bidirectional screw rod 309 is rotatably connected to the center of an inner side wall of the slide slot 308. The other end of the bidirectional screw rod 309 is fixedly connected to the output end of the first motor 306. The side walls of the bidirectional screw rod 309 inside the slide slot 308 are respectively sleeved with connecting sleeves 310. The upper ends of the two connecting sleeves 310 are respectively fixedly connected to the lower end surfaces of the two adjustment plates 304. When the two-way screw rod 309 is rotated by the first motor 306, the two adjustment plates 304 and the upper structure are clamped by the two connecting sleeves 310. The two clamping plates 302 are clamped on the two side walls of the oil tank respectively. On the one hand, the stability during grinding can be ensured. At the same time, the two second motors 307 can also be used to drive the two clamping plates 302 to rotate, and then cooperate with the rotating motor 305 at the lower end to adjust the position and angle of the oil tank weld, and it can also be turned over.

[0032] The collecting structure 4 includes a shell 405, the lower end of which is fixedly connected to the upper end surface of the bottom plate 1, a vacuum cleaner 401 is fixedly connected to the center of the upper end surface of the shell 405 near the rear side, a second telescopic device 403 is provided at the center of one side wall of the shell 405 near the front edge, the output end of the second telescopic device 403 passes through the shell 405 and passes to the other side, and the end is fixedly connected to the collecting head 404, the output and input ends of the vacuum cleaner 401 respectively pass through the upper end surface of the shell 405 and pass to the inner The collecting head 404 is connected to the input end of the vacuum cleaner 401 through a connecting pipe, and a drawer 402 is provided at the lower diagonal center of one side wall of the shell 405. The drawer 402 penetrates one side wall of the shell 405 and leads to the interior. When in use, the collecting head 404 is extended by the second telescopic device 403, and then the debris generated by grinding is collected and processed through the cooperation of the vacuum cleaner 401 and the collecting head 404, and uniformly collected inside the shell 405, so as to facilitate subsequent unified cleaning.

[0033] The grinding structure 5 includes a placement frame 502, the rear end of the placement frame 502 is connected to the third telescopic device 501, the rear end of the third telescopic device 501 is fixedly connected to the front side wall of the bottom plate 1, the upper end of the placement frame 502 is provided with a vertical plate 503, the upper end surface of the placement frame 502 is provided with a fourth motor 506, the output end of the fourth motor 506 is fixedly connected to the lower end surface of the vertical plate 503, a placement groove 511 is provided at the center of the rear side wall of the vertical plate 503 near the upper end, a support plate 509 is provided inside the placement groove 511, the front side wall of the support plate 509 is hingedly connected to the front inner side wall of the placement groove 511, the upper end surface of the support plate 509 is fixedly connected to the third motor 504, the output end of the third motor 504 is fixedly connected to the grinding wheel 510, and the lower inner wall of the placement groove 511 is provided. A first hinge seat 505 is fixedly connected at the front side of the center, and a second hinge seat 508 is fixedly connected at the center of the lower end surface of the support plate 509. The first hinge seat 505 and the second hinge seat 508 are connected by a hydraulic telescopic rod 507. When in use, the spacing between the placement frame 502 and the vertical plate 503 and the bottom plate 1 is adjusted by the third telescopic device 501, which is convenient for grinding oil tanks of different sizes. Subsequently, the inclination angle of the support plate 509 and the third motor 504 at the upper end of the support plate 509 is adjusted by the cooperation of the hydraulic telescopic rod 507, the first hinge seat 505 and the second hinge seat 508, which is convenient for grinding the inclined welds. The adjustment is more flexible and the application range is wider. At the same time, the vertical plate 503 is driven to rotate by the fourth motor 506, which is convenient for adjusting the grinding position.

[0034] The two connecting sleeves 310 are respectively threadedly connected to the bidirectional screw rod 309, and the thread directions are opposite. The two clamping plates 302 are both made of rubber, which is friendly to the surface of the oil tank when clamped to avoid damage to it. The thickness of the adjustment plate 304 is the sum of the thickness of the connecting plate 301 and the clamping plate 302.

[0035] Working principle: The utility model is a universal mechanical oil tank weld grinding device. When in use, the first motor 306 drives the bidirectional screw rod 309 to rotate, and the two adjustment plates 304 and the upper end structure are clamped under the action of the two connecting sleeves 310. The two clamping plates 302 are clamped on the two side walls of the oil tank respectively. On the one hand, the stability during grinding can be ensured. At the same time, the two second motors 307 can drive the two clamping plates 302 to rotate, and then cooperate with the rotating motor 305 at the lower end to adjust the position and angle of the oil tank weld. At the same time, it can also be turned over. The placement frame 502 and the vertical plate 503 are adjusted by the third telescopic device 501. The spacing is convenient for grinding oil tanks of different sizes. Subsequently, the inclination angle of the support plate 509 and the third motor 504 at the upper end of the support plate 509 is adjusted by the cooperation of the hydraulic telescopic rod 507, the first articulated seat 505 and the second articulated seat 508, so as to facilitate the grinding of the inclined welds. The adjustment is more flexible and the application range is wider. At the same time, the vertical plate 503 is driven to rotate by the fourth motor 506, so as to facilitate the adjustment of the grinding position. Finally, the collecting head 404 is extended by the second telescopic device 403, and then the debris generated by grinding is collected and processed by the cooperation of the vacuum cleaner 401 and the collecting head 404, and uniformly collected inside the shell 405, so as to facilitate the subsequent unified cleaning.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can 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 should be included in the protection scope of the present invention.

Claims

1. A general-purpose mechanical oil tank weld grinding device, comprising a base plate (1), characterized in that: A fixed structure (3) is provided at the center of the upper end surface of the bottom plate (1), the lower end of the fixed structure (3) is fixedly connected to the center of the upper end surface of the bottom plate (1), a grinding structure (5) is fixedly connected to the center of the front side wall of the bottom plate (1) located in front of the fixed structure (3), a collecting structure (4) is provided at the center of the upper end surface of the bottom plate (1) at one side diagonal, the lower end of the collecting structure (4) is fixedly connected to the upper end surface of the bottom plate (1), a controller (2) is provided at the center of the upper end surface of the bottom plate (1) at the other side diagonal, the lower end of the controller (2) is fixedly connected to the upper end surface of the bottom plate (1); The fixed structure (3) comprises a placement plate (303), a rotating motor (305) is arranged at the lower end of the placement plate (303), the lower end of the rotating motor (305) is fixedly connected to the center of the upper end surface of the bottom plate (1), the output end of the rotating motor (305) is fixedly connected to the center of the lower end surface of the placement plate (303), a slide groove (308) is arranged at the center of the upper end surface of the placement plate (303), an adjustment plate (304) is symmetrically arranged on the upper end surface of the placement plate (303), first telescopic devices (311) are symmetrically arranged inside the upper end surfaces of the two adjustment plates (304), connecting plates (301) are arranged at the upper ends of the two adjustment plates (304), the output ends of the four first telescopic devices (311) are fixedly connected to the lower end surfaces of the two connecting plates (301), and a second motor (301) is fixedly connected to the center of one side wall of the two connecting plates (301). 7), the output ends of the two second motors (307) respectively penetrate one side wall of the two connecting plates (301) and pass to the other side respectively, and the ends are respectively fixedly connected to the clamping plates (302), the center of one side wall of the placement plate (303) is fixedly connected to the first motor (306), the output end of the first motor (306) penetrates one side wall of the placement plate (303) and passes to the inside of the slide groove (308), a bidirectional screw rod (309) is arranged inside the slide groove (308), one end of the bidirectional screw rod (309) is rotatably connected to the center of an inner side wall of the slide groove (308), the other end of the bidirectional screw rod (309) is fixedly connected to the output end of the first motor (306), and connecting sleeves (310) are respectively sleeved on the side walls of the bidirectional screw rod (309) inside the slide groove (308), and the upper ends of the two connecting sleeves (310) are respectively fixedly connected to the lower end surfaces of the two adjustment plates (304); The collecting structure (4) comprises a shell (405), the lower end of the shell (405) being fixedly connected to the upper end surface of the bottom plate (1), a vacuum cleaner (401) being fixedly connected to the center of the upper end surface of the shell (405) at the rear side, a second telescopic device (403) being provided at the center of a side wall of the shell (405) at the front edge, the output end of the second telescopic device (403) passing through the shell (405) and leading to the other side, and a collecting head (404) being fixedly connected to the end, the output and input ends of the vacuum cleaner (401) respectively passing through the upper end surface of the shell (405) and leading to the interior, the collecting head (404) and the input end of the vacuum cleaner (401) being connected via a connecting pipe, a drawer (402) being provided at the center of a side wall of the shell (405) at the lower diagonal side, the drawer (402) passing through a side wall of the shell (405) and leading to the interior; The grinding structure (5) comprises a placement rack (502), the rear end of the placement rack (502) is connected to a third telescopic device (501), the rear end of the third telescopic device (501) is fixedly connected to the front side wall of the bottom plate (1), the upper end of the placement rack (502) is provided with a vertical plate (503), the upper end surface of the placement rack (502) is internally provided with a fourth motor (506), the output end of the fourth motor (506) is fixedly connected to the lower end surface of the vertical plate (503), a placement groove (511) is provided at the center of the rear side wall of the vertical plate (503) near the upper end, and the interior of the placement groove (511) is provided with a plurality of vertical plates (503). A support plate (509) is provided, wherein the front side wall of the support plate (509) is hingedly connected to the front inner side wall of the placement groove (511), a third motor (504) is fixedly connected to the upper end surface of the support plate (509), a grinding wheel (510) is fixedly connected to the output end of the third motor (504), a first hinge seat (505) is fixedly connected to the front side of the center of the lower inner wall of the placement groove (511), a second hinge seat (508) is fixedly connected to the center of the lower end surface of the support plate (509), and the first hinge seat (505) and the second hinge seat (508) are connected via a hydraulic telescopic rod (507).

2. A general-purpose mechanical oil tank weld grinding device according to claim 1, characterized in that: The two connecting sleeves (310) are respectively threadedly connected to the bidirectional screw rod (309), and the thread directions are opposite.

3. The general mechanical oil tank weld grinding equipment according to claim 1 is characterized by: The two clamping plates (302) are both made of rubber.

4. The general mechanical oil tank weld grinding equipment according to claim 1 is characterized by: The thickness of the adjustment plate (304) is the sum of the thicknesses of the connection plate (301) and the clamping plate (302).

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