Wave-crest-passing jig capable of avoiding damage to SMD (Surface Mount Device) element
By introducing anti-slip protection, anti-jamming guidance and positioning placement mechanisms into the wave crest fixture, the stability and operation accuracy problems of the existing fixture during use are solved, and more efficient circuit board processing is achieved.
Patent Information
- Application Number
- CN202422561372.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-23
- Publication Date
- 2025-10-24
- Estimated Expiration
- 2034-10-23
AI Technical Summary
The existing wave crest fixture does not have the function of clamping the circuit board when in use, resulting in poor stability, slow placement, lack of anti-slip function between the rotating pressure plate and the board body, easy sliding, and prone to jamming.
A wave crest passing fixture is designed, which includes a fixed frame, a rotating pressure plate, a protective anti-slip mechanism, a guiding anti-jamming mechanism and a positioning and placement mechanism. The protective anti-slip mechanism prevents the rotating pressure plate from sliding, the guiding anti-jamming mechanism avoids jamming, and the positioning and placement mechanism achieves fast and accurate positioning.
The efficiency and accuracy of the wave crest fixture are improved, a stable connection between the rotating pressure plate and the plate body is ensured, sliding and jamming are avoided, and the accuracy and efficiency of the operation are improved.
Smart Images
Figure CN223472403U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to over wave peak jig technical field, concretely is a kind of over wave peak jig of avoiding hurting to patch component. BACKGROUND
[0002] SMT is the most popular technique and process in the current electronic assembly industry, and SMT patch refers to the series of process flow on the basis of PCB, and SMT patch is printed circuit board, and a kind of over wave peak jig is needed to avoid hurting to patch component.
[0003] The existing over wave peak jig does not have the function of clamping the circuit board, which causes poor stability of the circuit board during processing. In addition, the existing over wave peak jig also has some shortcomings to a certain extent. The over wave peak jig needs to be placed by the staff during use. The existing over wave peak jig is not fast and convenient enough when placing the board, and the placement position needs to be adjusted and aligned, which makes the user not accurate and fast enough when placing the board, greatly reduces the work efficiency of the over wave peak jig during use, and makes the over wave peak jig not accurate enough when operating the patch component. The over wave peak jig needs to be protected between the rotating pressure plate and the board during use. The existing over wave peak jig does not have the function of protecting and preventing sliding between the rotating pressure plate and the board during use, which can easily cause the rotating pressure plate to slide on the surface of the board during use of the over wave peak jig, making the over wave peak jig not firm enough when pressing the board. The over wave peak jig needs to be guided during use. The existing over wave peak jig is prone to jamming during use, which makes the over wave peak jig not be able to guide the jig body during use, and is prone to jamming of the jig body during use of the over wave peak jig. UTILITY MODEL CONTENTS
[0004] The utility model aims at providing an over wave peak jig to avoid hurting to patch component, to solve the problem of not being fast and convenient enough when placing the board during use of the over wave peak jig in the above background technology, the placement position needs to be adjusted and aligned, does not have the function of protecting and preventing sliding between the rotating pressure plate and the board, and is prone to jamming.
[0005] In order to achieve the above object, the utility model provides the following technical scheme: an over-peak jig for avoiding hurting patch elements, including jig body, the surface of jig body is provided with fixing frame, the surface of jig body is installed with cover plate, the inner wall of jig body all is equipped with groove, the surface of jig body all is placed with board, the surface of jig body all is provided with rotating press plate, the inner wall of rotating press plate is provided with protection anti -skid mechanism, the inside of protection anti -skid mechanism contains fixed groove, protection pad and protection anti -skid portion, the inner wall of fixing frame all is provided with guiding anti -jam mechanism with the surface of jig body, the inside of guiding anti -jam mechanism contains guide rod, mounting piece, fixed cylinder and rotating ball, the surface of board all is provided with positioning and placing mechanism with the inner wall of jig body, the inside of positioning and placing mechanism contains mounting bolt, adjusting plate and positioning and placing portion.
[0006] Preferably, the surface of the rotating press plate and the surface of the jig body are rotatably connected, the surface of the rotating press plate is fastened with the surface of the jig body through a screw, the inside of the jig body is installed with a conveying belt for conveying the jig body, the inner wall of the jig body on both sides is provided with a guide groove, and the guide groove and the surface of the jig body are slidably connected.
[0007] Preferably, the protection anti -skid portion is arranged on the inner wall of the jig body, the protection anti -skid portion is composed of an arc-shaped clamping groove, an arc-shaped clamping piece and an anti -skid convex, the inner wall of the cover plate is provided with a fixed groove, the inside of the fixed groove is provided with a protection pad for protecting the surface of the board, and the surface of the protection pad is in contact with the surface of the board.
[0008] Preferably, the surface of the protection pad on both sides is installed with an arc-shaped clamping piece, the inner wall of the rotating press plate is provided with an arc-shaped clamping groove, the surface of the arc-shaped clamping groove and the arc-shaped clamping piece are connected, and the surface of the protection pad is installed with anti -skid convexes at equal intervals for abutting and anti -skid of the board.
[0009] Preferably, the surface of the jig body on both sides is installed with a fixed cylinder, the inner wall of the fixing frame is installed with a guide rod for guiding the jig body, the surface of the guide rod and the fixed cylinder are slidably connected, the surface of the guide rod is sleeved with a mounting piece, the surface of the mounting piece is threadedly connected with a screw, and one end of the screw penetrates through the mounting piece and is threadedly fastened with the inner wall of the fixing frame.
[0010] Preferably, the inner wall of the fixed cylinder is provided with rotating balls at equal intervals, the rotating balls and the inner wall of the fixed cylinder are rotatably connected, and the surface of the rotating balls is in contact with the surface of the guide rod.
[0011] Preferably, the positioning and placing part is arranged between the inner wall of the jig body and the surface of the plate body, and is composed of a spring assembly, a positioning plate, a connecting plate and a groove.
[0012] Preferably, the inner wall of the adjusting plate is provided with the spring assembly, the surface of the spring assembly is provided with the positioning plate, and the inner wall of the positioning plate is attached with the connecting plate for positioning and placing the plate body.
[0013] Compared with the prior art, the over-peak wave jig for avoiding damage to the patch element has the advantages that: the over-peak wave jig can position and place the plate body more accurately and quickly, greatly improves the work efficiency during use, and can operate the patch element more accurately; the over-peak wave jig can protect the surface of the plate body during use, avoid the phenomenon that the sliding plate slides on the surface of the plate body during use, make the over-peak wave jig more firmly abut against the plate body, and guide the jig body during use, avoid the phenomenon that the jig body is jammed during transportation.
[0014] 1. By arranging the positioning and placing mechanism, the user loosens the mounting bolts on the surface of the adjusting plate, pulls the adjusting plate, slides the adjusting plate in the groove, adjusts the adjusting plate to the required position, tightens the mounting bolts on the surface of the adjusting plate, then places the plate body on the surface of the jig body, drives the positioning plate and the connecting plate to move under the action of the spring assembly, drives the spring assembly to move to the required position under the action of the positioning plate, positions the plate body under the joint action of the positioning plate and the connecting plate, and assists in clamping and positioning the surface of the plate body under the joint action of the spring assembly, the positioning plate and the connecting plate, avoids the phenomenon that the plate body vibrates or displaces during use, realizes the function of quickly positioning and placing the plate body by the over-peak wave jig, makes the user place the plate body more accurately and quickly, greatly improves the work efficiency during use of the over-peak wave jig, and makes the over-peak wave jig operate the patch element more accurately.
[0015] 2、By setting up the protection anti -skid mechanism, the user twists loose the screw on the surface of the pressing plate, and then rotates the pressing plate on the surface of the jig body, so that one end of the pressing plate moves to the surface of the plate body, the user places the protection pad in the fixed groove, so that the protection pad drives the arc-shaped clamping piece to be clamped in the arc-shaped clamping groove, and the protection pad is installed in the fixed groove under the cooperation of the arc-shaped clamping groove and the arc-shaped clamping piece, the surface of the plate body is protected under the action of the protection pad, and the surface of the plate body is anti-skid treated under the action of the anti-skid convex, so that the pressing plate can be tightly pressed against the surface of the plate body, the displacement of the plate body on the surface of the jig body is avoided, the protection and anti-skid functions of the wave peak passing jig between the pressing plate and the plate body are realized, so that the surface of the plate body can be protected when the wave peak passing jig is used, and the sliding phenomenon of the pressing plate on the surface of the plate body during the use of the wave peak passing jig is avoided, so that the wave peak passing jig is more firmly pressed against the plate body;
[0016] 3、By setting up the guiding anti-jamming mechanism, the guide rod is installed in the fixed frame under the cooperation of the mounting piece and the screw, when the jig body slides in the fixed frame, the jig body drives the fixed cylinder to slide in the guide rod, the jig body is guided under the cooperation of the guide rod and the fixed cylinder, when the fixed cylinder moves in the guide rod, the rotating ball rotates on the inner wall of the fixed cylinder, the friction force generated when the fixed cylinder moves on the surface of the guide rod is greatly reduced under the action of the rotating ball, the jig body moves in the fixed frame more conveniently and quickly, the working efficiency is higher, the guiding anti-jamming function of the wave peak passing jig on the jig body is realized, so that the jig body can be guided when the wave peak passing jig is used, and the jamming phenomenon of the jig body during the use of the wave peak passing jig is avoided. BRIEF DESCRIPTION OF DRAWINGS
[0017] Figure 1 It is a three-dimensional structure schematic view of the utility model;
[0018] Figure 2 It is a front view cross section structure schematic view of the utility model;
[0019] Figure 3 It is a bottom view cross section structure schematic view of the utility model;
[0020] Figure 4 It is a top view cross section enlarged structure schematic view of the utility model;
[0021] Figure 5 It is a Figure 2 enlarged structure schematic view of the protection anti-skid mechanism of the utility model;
[0022] Figure 6 It is a Figure 2The enlarged structure schematic view of the middle guiding anti-jamming mechanism;
[0023] Figure 7 The utility model discloses a Figure 4 The enlarged structure schematic view of the middle positioning placing mechanism.
[0024] In the figure: 1, jig body; 101, fixed frame; 102, cover plate; 103, rotating pressing plate; 104, conveying belt; 105, guide groove; 106, groove body; 107, plate body; 2, protection anti-skid mechanism; 21, fixed groove; 22, protection pad; 23, protection anti-skid part; 231, arc type clamping groove; 232, arc type clamping piece; 233, anti-skid convex; 3, guiding anti-jamming mechanism; 31, guide rod; 32, mounting piece; 33, fixed cylinder; 34, rotating ball; 4, positioning placing mechanism; 41, mounting bolt; 42, adjusting plate; 43, positioning placing part; 431, spring assembly; 432, positioning plate; 433, connecting plate; 434, recess. DETAILED DESCRIPTION
[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. In addition, the terms "first", "second", "third", "upper", "lower", "left", "right" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance. Meanwhile, in the description of the utility model, unless otherwise explicitly specified and limited, the terms "connected", "connected" should be understood broadly, for example, can be fixedly connected, can be detachably connected, or integrally connected; can be mechanically connected, can be electrically connected; can be directly connected, or indirectly connected through an intermediate medium. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.
[0026] The structure of the over-peak jig for avoiding hurting the patch element provided by the utility model is as shown in Figure 1 and Figure 2As shown, including the jig body 1, the surface of the jig body 1 is provided with a fixed frame 101, the surface of the jig body 1 is mounted with a cover plate 102, the surface of the jig body 1 is provided with a rotating pressing plate 103, the rotating pressing plate 103 and the surface of the jig body 1 are mutually rotatingly matched, the surface of the rotating pressing plate 103 is threadedly fastened with the surface of the jig body 1 by screws, the inside of the jig body 1 is mounted with a conveying belt 104 for conveying the jig body 1, the inside wall of the jig body 1 is provided with a guide groove 105, the guide groove 105 and the surface of the jig body 1 are mutually slidingly matched, the inside wall of the jig body 1 is provided with a groove 106, and the surface of the jig body 1 is placed with a plate body 107.
[0027] Further, as shown in Figure 2 and Figure 5 , the inside wall of the rotating pressing plate 103 is provided with a protection and anti-skid mechanism 2, the inside of the protection and anti-skid mechanism 2 contains a fixed groove 21, a protection pad 22 and a protection and anti-skid part 23, the protection and anti-skid part 23 is arranged on the inside wall of the jig body 1, the protection and anti-skid part 23 is composed of an arc-shaped clamping groove 231, an arc-shaped clamping piece 232 and an anti-skid protrusion 233, the inside wall of the cover plate 102 is provided with a fixed groove 21, the inside of the fixed groove 21 is provided with a protection pad 22 for protecting the surface of the plate body 107, the surface of the protection pad 22 is in contact with the surface of the plate body 107, the surface of the protection pad 22 is mounted with an arc-shaped clamping piece 232 on both sides, the inside wall of the rotating pressing plate 103 is provided with an arc-shaped clamping groove 231, the arc-shaped clamping groove 231 and the surface of the arc-shaped clamping piece 232 are mutually clamped and matched, and the surface of the protection pad 22 is mounted with an anti-skid protrusion 233 at equal intervals for tightly pressing the plate body 107.
[0028] In implementation, the user unscrews the screws on the surface of the rotating pressing plate 103, and then rotates the rotating pressing plate 103 on the surface of the jig body 1, so that one end of the rotating pressing plate 103 moves to the surface of the plate body 107. The user places the protection pad 22 in the inside of the fixed groove 21, so that the protection pad 22 drives the arc-shaped clamping piece 232 to be clamped into the inside of the arc-shaped clamping groove 231. Under the clamping action of the arc-shaped clamping groove 231 and the arc-shaped clamping piece 232, the protection pad 22 is installed in the inside of the fixed groove 21. Under the action of the protection pad 22, the surface of the plate body 107 is protected. Under the action of the anti-skid protrusion 233, the surface of the plate body 107 is anti-skid processed. The rotating pressing plate 103 can be tightly pressed on the surface of the plate body 107, so as to avoid the displacement of the plate body 107 on the surface of the jig body 1, so as to realize the protection and anti-skid function between the rotating pressing plate 103 and the plate body 107 of the over-voltage peak jig.
[0029] Further, as shown in Figure 2 and Figure 6As shown, the surface of the jig body 1 and the inner wall of the fixing frame 101 are provided with the anti-jamming guide mechanism 3, the inside of the anti-jamming guide mechanism 3 contains the guide rod 31, the mounting piece 32, the fixed cylinder 33 and the rotating ball 34, the surface of both sides of the jig body 1 is provided with the fixed cylinder 33, the inner wall of the fixing frame 101 is provided with the guide rod 31 for guiding the jig body 1, the surface of the guide rod 31 and the fixed cylinder 33 is in sliding fit, the surface of the guide rod 31 is provided with the mounting piece 32, the surface of the mounting piece 32 is provided with the screw, one end of the screw penetrates through the mounting piece 32 and is threadedly fastened with the inner wall of the fixing frame 101, the inner wall of the fixed cylinder 33 is provided with the rotating ball 34 at equal intervals, the rotating ball 34 and the inner wall of the fixed cylinder 33 are in rotating fit, the surface of the rotating ball 34 is in contact with the surface of the guide rod 31.
[0030] In implementation, the jig body 1 drives the fixed cylinder 33 to slide in the inside of the guide rod 31, under the joint action of the guide rod 31 and the fixed cylinder 33, the jig body 1 is guided, when the fixed cylinder 33 moves in the inside of the guide rod 31, the rotating ball 34 rotates in the inner wall of the fixed cylinder 33, under the action of the rotating ball 34, the friction generated when the fixed cylinder 33 moves in the surface of the guide rod 31 is greatly reduced, so that the jig body 1 moves in the inside of the fixing frame 101 more conveniently and quickly, and the working efficiency is higher, so as to realize the function of the over-peak wave jig for guiding and preventing jamming of the jig body 1.
[0031] Further, as shown in Figure 4 and Figure 7 , the inner wall of the jig body 1 and the surface of the plate body 107 are provided with the positioning and placing mechanism 4, the inside of the positioning and placing mechanism 4 contains the mounting bolt 41, the adjusting plate 42 and the positioning and placing part 43, the positioning and placing part 43 is arranged on the inner wall of the jig body 1 and the surface of the plate body 107, the positioning and placing part 43 is composed of the spring assembly 431, the positioning plate 432, the connecting plate 433 and the groove 434, the inner wall of the jig body 1 is provided with the adjusting plate 42, the inner wall of the fixing frame 101 is provided with the groove 434, the surface of the groove 434 and the adjusting plate 42 are in sliding fit, the surface of the adjusting plate 42 is provided with the mounting bolt 41, one end of the mounting bolt 41 penetrates through the adjusting plate 42 and is threadedly fastened with the inner wall of the groove 434, the inner wall of the adjusting plate 42 is provided with the spring assembly 431, the surface of the spring assembly 431 is provided with the positioning plate 432, the inner wall of the positioning plate 432 is adhered with the connecting plate 433 for positioning and placing the plate body 107, the surface of the connecting plate 433 is in contact with the surface of the plate body 107.
[0032] In implementation, the user unscrews the mounting bolt 41 on the surface of the adjusting plate 42, then pulls the adjusting plate 42 so that the adjusting plate 42 slides inside the groove 434 to adjust the adjusting plate 42 to the desired position, then tightens the mounting bolt 41 on the surface of the adjusting plate 42, then the user places the plate body 107 on the surface of the jig body 1, the positioning plate 432 and the connecting plate 433 are driven to move by the spring assembly 431, the positioning plate 432 drives the spring assembly 431 to move to the desired position, the placement position of the plate body 107 is positioned by the cooperation of the positioning plate 432 and the connecting plate 433, the surface of the plate body 107 is auxiliary clamped and positioned by the cooperation of the spring assembly 431, the positioning plate 432 and the connecting plate 433, so that the phenomenon of vibration or displacement of the plate body 107 in the use process is avoided, to realize the function of the wave-soldering jig for quickly positioning and placing the plate body 107.
[0033] Working principle: in use, first, the jig body 1 is conveyed under the action of the conveying belt 104, the jig body 1 slides inside the guide groove 105, and the jig body 1 is guided under the action of the guide groove 105, when the jig body 1 is machined, the jig can avoid the smt patch element, and the element pin to be inserted is hollowed out, so that the patch element is not damaged when wave-soldering, and the welding quality is guaranteed, and the cover plate 102 can prevent the inserted material from floating high.
[0034] Then, the user unscrews the mounting bolt 41 on the surface of the adjusting plate 42, then pulls the adjusting plate 42 so that the adjusting plate 42 slides inside the groove 434 to adjust the adjusting plate 42 to the desired position, then tightens the mounting bolt 41 on the surface of the adjusting plate 42, then the user places the plate body 107 on the surface of the jig body 1, the positioning plate 432 and the connecting plate 433 are driven to move by the spring assembly 431, the positioning plate 432 drives the spring assembly 431 to move to the desired position, the placement position of the plate body 107 is positioned by the cooperation of the positioning plate 432 and the connecting plate 433, the surface of the plate body 107 is auxiliary clamped and positioned by the cooperation of the spring assembly 431, the positioning plate 432 and the connecting plate 433, so that the phenomenon of vibration or displacement of the plate body 107 in the use process is avoided, to realize the function of the wave-soldering jig for quickly positioning and placing the plate body 107, so that the user is more accurate and fast when placing the plate body 107, greatly improves the working efficiency of the wave-soldering jig in use, and makes the wave-soldering jig more accurate when operating the patch element.
[0035] Subsequently, the user unscrews the screw on the surface of the rotating pressing plate 103, and rotates the rotating pressing plate 103 on the surface of the jig body 1, so that one end of the rotating pressing plate 103 moves to the surface of the plate body 107. The user places the protective pad 22 inside the fixed groove 21, so that the protective pad 22 drives the arc-shaped clamping piece 232 to be clamped inside the arc-shaped clamping groove 231. The protective pad 22 is installed inside the fixed groove 21 under the clamping cooperation of the arc-shaped clamping groove 231 and the arc-shaped clamping piece 232. The surface of the plate body 107 is protected under the action of the protective pad 22, and the surface of the plate body 107 is treated to prevent slipping under the action of the anti-skid protrusion 233. The rotating pressing plate 103 can be tightly pressed against the surface of the plate body 107, avoiding the displacement of the plate body 107 on the surface of the jig body 1, so as to realize the protection and anti-skid function of the wave peak passing jig between the rotating pressing plate 103 and the plate body 107. Thus, the wave peak passing jig can protect the surface of the plate body 107 during use, avoiding the sliding of the rotating pressing plate 103 on the surface of the plate body 107 during use of the wave peak passing jig, and making the wave peak passing jig more firmly pressed against the plate body 107.
[0036] Subsequently, when the jig body 1 moves inside the fixed frame 101, the guide rod 31 is installed inside the fixed frame 101 under the joint action of the mounting piece 32 and the screw. When the jig body 1 slides inside the fixed frame 101, the jig body 1 drives the fixed cylinder 33 to slide inside the guide rod 31. The jig body 1 is guided under the joint action of the guide rod 31 and the fixed cylinder 33. When the fixed cylinder 33 moves inside the guide rod 31, the rotating ball 34 rotates on the inner wall of the fixed cylinder 33. The friction generated when the fixed cylinder 33 moves on the surface of the guide rod 31 is greatly reduced under the action of the rotating ball 34. The jig body 1 moves inside the fixed frame 101 more conveniently and quickly, and has higher working efficiency, so as to realize the guiding and anti-jamming function of the wave peak passing jig on the jig body 1. Thus, the wave peak passing jig can guide the jig body 1 during use, avoiding the jamming of the jig body 1 during transportation of the wave peak passing jig, and finally completing the use of the wave peak passing jig.
[0037] It is apparent for those skilled in the art that the present application is not limited to the details of the above exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all respects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the above description, and all changes falling within the meaning and range of equivalents of the claims are intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.
Claims
1. A peak avoiding jig for avoiding damaging a patch element, comprising a jig body (1), characterized in that: The surface of the jig body (1) is provided with a fixed frame (101), the surface of the jig body (1) is provided with a cover plate (102), the inner wall of the jig body (1) is provided with a groove (106), the surface of the jig body (1) is placed with a plate body (107), the surface of the jig body (1) is provided with a rotating pressing plate (103), the inner wall of the rotating pressing plate (103) is provided with a protection anti-skid mechanism (2), the protection anti-skid mechanism (2) comprises a fixed groove (21), a protection pad (22) and a protection anti-skid part (23), the surface of the jig body (1) and the inner wall of the fixed frame (101) are provided with a guide anti-jamming mechanism (3), the guide anti-jamming mechanism (3) comprises a guide rod (31), a mounting piece (32), a fixed cylinder (33) and a rotating ball (34), the inner wall of the jig body (1) and the surface of the plate body (107) are provided with a positioning placing mechanism (4), the positioning placing mechanism (4) comprises a mounting bolt (41), an adjusting plate (42) and a positioning placing part (43).
2. The over-peak fixture of claim 1, wherein: The surface of the rotating pressing plate (103) and the jig body (1) are rotatably connected, the surface of the rotating pressing plate (103) is screwed with the surface of the jig body (1), the inner wall of the jig body (1) is provided with a conveying belt (104) for transporting the jig body (1), the inner wall of the jig body (1) is provided with a guide groove (105), the guide groove (105) and the surface of the jig body (1) are slidably connected.
3. The overbump prevention fixture of claim 1, wherein: The protection anti-skid part (23) is arranged on the inner wall of the jig body (1), the protection anti-skid part (23) comprises an arc-shaped clamping groove (231), an arc-shaped clamping piece (232) and an anti-skid protrusion (233), the inner wall of the cover plate (102) is provided with a fixed groove (21), the fixed groove (21) is provided with a protection pad (22) for protecting the surface of the plate body (107), the surface of the protection pad (22) is in contact with the surface of the plate body (107).
4. The overbump prevention fixture of claim 3, wherein: The surface of the protection pad (22) is provided with an arc-shaped clamping piece (232), the inner wall of the rotating pressing plate (103) is provided with an arc-shaped clamping groove (231), the arc-shaped clamping groove (231) and the arc-shaped clamping piece (232) are connected, the surface of the protection pad (22) is provided with an anti-skid protrusion (233) for preventing the plate body (107) from slipping.
5. The overbump prevention fixture of claim 1, wherein: The surface of the jig body (1) is provided with a fixed cylinder (33), the inner wall of the fixed frame (101) is provided with a guide rod (31) for guiding the jig body (1), the guide rod (31) and the fixed cylinder (33) are slidably connected, the surface of the guide rod (31) is provided with a mounting piece (32), the surface of the mounting piece (32) is provided with a screw, one end of the screw penetrates the mounting piece (32) and is screwed with the inner wall of the fixed frame (101).
6. The over-peak fixture of claim 5, wherein: The inner wall of the fixing cylinder (33) is provided with equidistant rotating balls (34), the rotating balls (34) are in mutual rotating fit with the inner wall of the fixing cylinder (33), and the surface of the rotating balls (34) is in contact with the surface of the guide rod (31).
7. The over-peak avoidance fixture of claim 1, wherein: The positioning placing part (43) is arranged on the inner wall of the jig body (1) and the surface of the plate body (107), the positioning placing part (43) is composed of a spring assembly (431), a positioning plate (432), a connecting plate (433) and a groove (434), the inner wall of the jig body (1) is provided with an adjusting plate (42), the inner wall of the fixing frame (101) is provided with a groove (434), the groove (434) and the surface of the adjusting plate (42) are in mutual sliding fit, the surface of the adjusting plate (42) is screw-connected with a mounting bolt (41), one end of the mounting bolt (41) penetrates through the adjusting plate (42) and is screw-fastened with the inner wall of the groove (434).
8. The over-peak fixture of claim 7, wherein: The inner wall of the adjusting plate (42) is provided with the spring assembly (431), the surface of the spring assembly (431) is provided with the positioning plate (432), the inner wall of the positioning plate (432) is attached with the connecting plate (433) for positioning and placing the plate body (107), and the surface of the connecting plate (433) is in contact with the surface of the plate body (107).