Welding positioning tool for embrasure cover

Abstract

The utility model relates to the technical field of welding positioning tools, and discloses a welding positioning tool for an embrasure cover, a swing pressing support arm is installed on the side of a support base in a turnover mode, a ball screw, a guide shaft A and a guide shaft B are matched with each other and are installed with the lower portion of the swing pressing support arm in a linkage mode, and the swing pressing support arm is matched with the guide shaft through a guide support. The threaded ejector rod and the swing pressing support arm are matched through threads, the adjusting distance is long, the clamping and installing requirements of different parts can be met, high universality is achieved, and through A / B matching of the guide blocks, the clamping and installing requirements of the parts can be met. Mounting and positioning of the embrasure cover in the vertical direction can be rapidly and accurately completed, the structure is simple, later adjustment is facilitated, a modular positioning structure is adopted, and the mounting and positioning requirements of embrasure covers of various sizes can be met by replacing supporting and guiding blocks of different specifications in the later period.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding positioning tool technical field, concretely is a kind of shooting hole cover's welding positioning tool. BACKGROUND

[0002] Shooting hole cover is the important protective structure of upper portion of protective vehicle, such as banknote transport, armed escort, the upper portion of special forces vehicle is equipped with shooting hole cover structure, in the product design of protective vehicle, the accuracy degree of shooting hole cover overall shape size is an important index, can improve the consistency of whole vehicle air tightness and whole vehicle assembly appearance.

[0003] But in actual processing, due to the low yield of protective vehicle, to ensure cost control, more enterprises will use simple welding method to process, this simple processing method usually leads to poor part forming precision, consistency, and some key dimensions cannot be guaranteed, not convenient for batch operation, for this purpose, a kind of shooting hole cover's welding positioning tool is presented. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of shooting hole cover's welding positioning tool to solve the problems presented in the above background.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of shooting hole cover's welding positioning tool, comprising: lateral positioning mechanism, longitudinal positioning mechanism and support base, the lateral positioning mechanism and longitudinal positioning mechanism are respectively set up in the left and right sides of support base;

[0006] The lateral positioning mechanism includes guide block A, guide block B, sliding clamping plate, swing press arm, threaded rod, ball head screw, guide shaft A, guide support and guide shaft B, the swing press arm is installed in the side of support base, the sliding clamping plate is installed in the upper portion of swing press arm by threaded rod, the guide block A and guide block B are installed in the upper portion of support base, the guide support is installed in the middle portion of support base, the ball head screw, guide shaft A and guide shaft B are cooperated with the lower portion of swing press arm and are installed in linkage;

[0007] The longitudinal positioning mechanism includes press holder and positioning support block, the positioning support block is installed in the upper portion of support base, the press holder is installed in the side of support base, the upper portion of press holder is provided with press part.

[0008] As preferred, the left side of the support base is fixedly provided with a mounting seat, the side of the mounting seat is provided with a turnover support, the connection of the turnover support is provided with a first threaded rod and a positioning pin B, the turnover support is connected and mounted with the side of the mounting seat through the first threaded rod and the positioning pin B, the upper part of the turnover support is provided with a latch, the swing pressing arm is hingedly mounted on the upper part of the turnover support through the latch, the threaded top rod is threadedly penetrated and mounted on the upper part of the swing pressing arm, the end of the threaded top rod is embedded and clamped with the rear part of the sliding clamping plate, the upper part of the mounting seat is provided with a guide groove, and the lower part of the sliding clamping plate is provided with a guide block which is slidingly and embeddedly mounted with the guide groove.

[0009] As preferred, the connection of the guide support is provided with a second threaded rod and a positioning pin A, the guide support is connected and mounted with the support base through cooperation of the second threaded rod and the positioning pin A, a guide sliding block is slidingly and embeddedly mounted in the middle part of the guide support, the guide sliding block is vertically movably mounted, the lower part of the guide support is provided with a fixing seat, the lower part of the fixing seat is fixedly mounted with the support base, a guide shaft B is vertically and slidingly embeddedly mounted in the middle part of the support base, the top of the guide shaft B is abuttingly connected with the guide sliding block, the lower part of the fixing seat is transversely provided with a circular hole, and the guide shaft A is movably inserted and connected with the inner side of the circular hole.

[0010] As preferred, the bottom contact sides of the guide shaft B and the guide shaft A are both provided with guide inclined surfaces, the lower parts of the guide shaft B and the guide shaft A are slidingly and contactingly mounted through the guide inclined surfaces, the stud end of the ball head screw is threadedly and tightly mounted with the lower part of the swing pressing arm, and the end head of the guide shaft A is movably penetrated and mounted with the mounting seat and abuttingly connected with the ball head end of the ball head screw.

[0011] As preferred, the guide block A is fixedly connected with the support base through cooperation of the second threaded rod and the positioning pin A, and the guide block B is fixedly connected with the support base through cooperation of the second threaded rod and the positioning pin A.

[0012] As preferred, the right side of the support base is fixedly mounted with a support seat, the positioning support block is fixedly connected with the upper part of the support seat through cooperation of the second threaded rod and the positioning pin A, the pressing support is connected and mounted with the support seat through cooperation of the first threaded rod and the positioning pin B, and the lower part of the pressing support is connected and mounted with the support seat through the latch.

[0013] As preferred, the side upper part of the support seat is fixedly mounted with a limiting block through cooperation of the first threaded rod and the positioning pin B, the limiting block abuttingly contacts with the side of the pressing support, the middle part of the support base is fixedly mounted with a support block through the support, the pressing part is adjustably mounted on the end side lower part of the pressing support, and the pressing part is located directly above the support block.

[0014] Compared with the prior art, the utility model has the following technical effects:

[0015] 1, this positioning frock, through the guide support and guide pin cooperation, thereby drive swing pressure support arm linkage make screw thread ejector pin and sliding clamping plate contact, realize to the quick clamping and installation positioning of shooting hole cover, screw thread ejector pin and swing pressure support arm pass through the threaded cooperation, have longer adjustment distance, can adapt to the clamping installation demand of different parts, have higher versatility.

[0016] 2, this positioning frock, through the guide block A / B cooperation, can fast and accurate complete shooting hole cover vertical direction's installation positioning, simple structure is convenient for later adjustment, and adopt the positioning structure of module type, later through the replacement of different specifications of support, guide block can satisfy the installation positioning demand of many sizes shooting hole cover.

[0017] 3, this positioning frock, utilize the up-down movement of guide support upper guide slider and pass through the profile contact cooperation of guide pin A / B, can convert the vertical movement of guide slider into the transverse movement of sliding clamping plate, this structure is simple and light, has stronger applicability and work stability. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiment or prior art description will be briefly introduced as follows, obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can obtain other drawings according to these drawings without creating labor.

[0019] Figure 1 It is a three-dimensional structure schematic view of the shooting hole cover positioning mechanism of the utility model;

[0020] Figure 2 It is a front view plane structure schematic view of the shooting hole cover positioning mechanism of the utility model;

[0021] Figure 3 It is a top view plane structure schematic view of the shooting hole cover positioning mechanism of the utility model;

[0022] Figure 4 It is a bottom view plane structure schematic view of the shooting hole cover positioning mechanism of the utility model;

[0023] Figure 5 It is a sectional view structure schematic view of the shooting hole cover positioning mechanism of the utility model.

[0024] 1, pressing support; 2, guide block A; 3, guide block B; 4, sliding clamping plate; 5, swing pressing support arm; 6, threaded ejector pin; 7, first threaded rod; 8, ball head screw; 9, guide shaft A; 10, support base; 11, fixed seat; 12, guide support; 13, support block; 14, limit block; 15, positioning support block; 16, second threaded rod; 17, positioning pin A; 18, positioning pin B; 19, guide shaft B; 20, latch. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0026] It should be understood that the structures, proportions, sizes, etc. shown in the drawings of the present application are only used to cooperate with the disclosed content of the present application for understanding and reading by those skilled in the art, and do not define the limiting conditions for the implementation of the present application, and therefore do not have technical substantive significance. Any modification of the structure, change of the proportion relationship or adjustment of the size, which does not affect the effects and purposes that can be achieved by the present application, should still fall within the scope of the disclosed technical content of the present application.

[0027] EMBODIMENT

[0028] Please refer to Figures 1-5 The present application provides a technical solution: a welding positioning tool for a shooting hole cover, comprising: a lateral positioning mechanism, a longitudinal positioning mechanism and a support base 10, the lateral positioning mechanism and the longitudinal positioning mechanism are respectively arranged on the left and right sides of the support base 10, the lateral positioning mechanism is used for lateral support positioning of the shooting hole cover, and the lateral positioning mechanism comprises a guide block A 2, a guide block B 3, a sliding clamping plate 4, a swing pressing support arm 5, a threaded ejector pin 6, a ball head screw 8, a guide shaft A 9, a guide support 12 and a guide shaft B 19.

[0029] In order to facilitate the connection and installation of the swing pressing support arm 5, as shown in the accompanying drawings Figure 1As shown, the mounting seat is fixedly arranged on the left side of the support base 10, and a turnover mounting seat is arranged on the side of the mounting seat for conveniently swinging the turnover mounting of the pressing arm 5. The connecting part of the turnover mounting seat is provided with a first threaded rod 7 and a positioning pin B18. The turnover mounting seat is connected and mounted on the side of the mounting seat through the first threaded rod 7 and the positioning pin B18. As a fixed hinge mounting seat structure, a latch 20 is arranged on the upper part of the turnover mounting seat for realizing the turnover mounting. The swinging pressing arm 5 is hingedly mounted on the upper part of the turnover mounting seat through the latch 20, and axial turnover movement can be realized.

[0030] The guide mounting seat 12 is used as a mounting guide structure of a guide shaft. In order to conveniently connect and mount the guide mounting seat 12, a second threaded rod 16 and a positioning pin A17 are arranged at the connecting part of the guide mounting seat 12. The guide mounting seat 12 is connected and mounted on the support base 10 in cooperation with the second threaded rod 16 and the positioning pin A17. As shown in the attached Figure 5 As shown, in order to realize linkage driving, a guide sliding block is slidingly and fitly mounted in the middle part of the guide mounting seat 12. The guide sliding block is vertically movably mounted. In order to guide and mount the guide shaft B19, a fixed seat 11 is arranged on the lower part of the guide mounting seat 12. The lower part of the fixed seat 11 is fixedly mounted on the support base 10. The guide shaft B19 is vertically slidingly and fitly mounted in the middle part of the support base 10. In order to realize connection transmission, the top part of the guide shaft B19 is abuttingly connected with the guide sliding block.

[0031] In order to connect and mount the guide shaft A9, as shown in the attached Figure 5 As shown, a circular hole is transversely arranged on the lower part of the fixed seat 11. The guide shaft A9 is movably inserted into the inside of the circular hole and can realize transverse sliding movement. In order to realize thrust reversing transmission, a guide inclined surface is arranged on the bottom part of the guide shaft B19 and the guide shaft A9. The lower part of the guide shaft B19 and the guide shaft A9 is slidingly and contactingly mounted through the guide inclined surface. The up-and-down movement of the upper guide sliding block of the guide mounting seat 12 and the profile contact cooperation of the guide shaft A / B can convert the vertical movement of the guide sliding block into the transverse movement of the sliding clamping plate 4. The structure is simple and light, and has strong applicability and working stability.

[0032] In order to conduct driving force to the swinging pressing arm 5, as shown in the attached Figure 5As shown, the threaded end of the ball screw 8 is threadedly fastened to the lower part of the swing pressing arm 5, the end of the guide shaft A9 is movably penetrated through the mounting seat and is in contact with the ball head end of the ball screw 8, the ball screw 8, the guide shaft A9 and the guide shaft B19 are movably installed in cooperation with the lower part of the swing pressing arm 5, in order to drive the sliding clamping plate 4, the threaded top rod 6 is threadedly penetrated through the upper part of the swing pressing arm 5, the end of the threaded top rod 6 is embeddedly connected to the rear part of the sliding clamping plate 4, which can drive the sliding clamping plate 4 to move horizontally to press and limit the side of the workpiece, through the cooperation of the guide support 12 and the guide shaft, the swing pressing arm 5 is driven to move, so that the threaded top rod 6 is in contact with the sliding clamping plate 4, which realizes the quick clamping and positioning of the shooting hole cover, the threaded top rod 6 and the swing pressing arm 5 are threadedly connected, which has a long adjustment distance and can adapt to the clamping and mounting requirements of different parts, and has high universality, in order to improve the sliding stability of the sliding clamping plate 4, a guide groove is arranged on the upper part of the mounting seat, and a guide block is arranged on the lower part of the sliding clamping plate 4, which is slidably embeddedly installed.

[0033] The guide block A2 and the guide block B3 are used for the installation and positioning of the shooting hole cover, and the guide block A2 and the guide block B3 are both installed on the upper part of the support base 10, as shown in the accompanying drawings Figure 5 As shown, the guide block A2 is fixedly connected with the support base 10 through the cooperation of the second threaded rod 16 and the positioning pin A17, and the guide block B3 is fixedly connected with the support base 10 through the cooperation of the second threaded rod 16 and the positioning pin A17, through the cooperation of the guide blocks A / B, the vertical installation and positioning of the shooting hole cover can be quickly and accurately completed, which has a simple structure and is convenient for later adjustment, and a modular positioning structure is adopted, which can meet the installation and positioning requirements of shooting hole covers of various sizes by replacing support blocks of different specifications.

[0034] The longitudinal positioning mechanism is used for the pressing and limiting of the upper part of the shooting hole cover, and the longitudinal positioning mechanism comprises a pressing support 1 and a positioning support block 15, in order to facilitate the connection and installation of the pressing support 1 and the positioning support block 15, as shown in the accompanying drawings Figure 5 As shown, the right side of the support base 10 is fixedly installed with a support seat, the positioning support block 15 is fixedly connected with the upper part of the support seat through the cooperation of the second threaded rod 16 and the positioning pin A17, which is used for the installation, support and positioning of the shooting hole cover, the pressing support 1 is a pressing and supporting structure of the shooting hole cover, and the pressing support 1 is connected and installed with the support seat through the cooperation of the first threaded rod 7 and the positioning pin B18, and the lower part of the pressing support 1 is connected and installed with the support seat through the insertion pin 20, as shown in the accompanying drawings Figure 5 As shown, the upper part of the side of the support seat is fixedly installed with a limiting block 14 through the cooperation of the first threaded rod 7 and the positioning pin B18, and the limiting block 14 is in contact with the side of the pressing support 1 for the installation, support and limiting of the pressing support 1.

[0035] In order to press the cover of the shooting hole, as shown in the accompanying Figure 1 The upper part of the pressing support 1 is provided with a pressing part, which can be adjusted and installed at the lower part of the end side of the pressing support 1. The pressing part is a threaded pressing device, which includes a rotating rod, a stud and a pressing block. In order to install and support the cover of the shooting hole, a support block 13 is fixedly installed in the middle of the support base 10. The pressing part is located directly above the support block 13, and the support block 13 can be used to stably press and limit the cover of the shooting hole.

[0036] The working principle or structural principle is that when in use, the mechanism is placed on the working platform, and the installation and fixation of the mechanism are completed through bolts. Then the pressing support 1 is opened and the sliding clamping plate 4 is pushed along the guide of the support base 10. According to the different sizes of the cover of the shooting hole, the positions of the ball head screw 8 and the threaded top rod 6 are adjusted in sequence, so as to facilitate the placement and adjustment of the appropriate pressing force of the cover of the shooting hole. When the cover of the shooting hole is placed in the mechanism, the shooting hole shaft on the cover of the shooting hole passes through the guide block A2 and the guide block B3 and contacts the guide support 12. Then the guide shaft B19 drives the guide shaft A9 to contact the ball head screw 8, so as to drive the swing pressing arm 5 to drive the threaded top rod 6 to make the sliding clamping plate 4 contact the cover of the shooting hole, realizing the transverse positioning and clamping of the cover of the shooting hole. Finally, the pressing part at the upper part of the pressing support 1 is manually folded and tightened, completing the longitudinal clamping of the cover of the shooting hole and the clamping and installation operation of the cover of the shooting hole. By adjusting the positions of the threaded top rod 6 and the ball head screw 8, and combining with the replaceable support and guide block of different specifications, the positioning of shooting hole covers of various sizes can be realized. The structure is simple, reasonable in arrangement, easy to process and maintain and adjust in later period.

[0037] The welding equipment is used to complete the welding processing of the cover of the shooting hole. After the cover of the shooting hole is welded, the pressing part is loosened to open the pressing support 1, and then the sliding clamping plate 4 is pushed. Under the linkage action of the parts at the lower part of the swing pressing arm 5, the cover of the shooting hole can be automatically separated and popped out, realizing the quick disassembly and separation operation of the cover of the shooting hole.

[0038] In summary, the positioning tool drives the swing pressing arm 5 linkage through the cooperation of the guide support 12 and the guide shaft, so that the threaded ejector rod 6 contacts the sliding clamping plate 4, realizes the rapid clamping and installation positioning of the shooting hole cover, the threaded ejector rod 6 and the swing pressing arm 5 are matched through threads, have a long adjustment distance, can adapt to the clamping and installation requirements of different parts, have high universality, the positioning tool can quickly and accurately complete the installation positioning of the shooting hole cover in the vertical direction through the cooperation of the guide blocks A / B, has simple structure and is convenient for later adjustment, and adopts a modular positioning structure, can meet the installation positioning requirements of shooting hole covers of various sizes by replacing support and guide blocks of different specifications in the later period, the positioning tool converts the vertical movement of the guide slider into the horizontal movement of the sliding clamping plate 4 through the up-down movement of the upper guide slider of the guide support 12 and the profile contact cooperation of the guide shaft A / B, the structure is simple and light, and has strong applicability and working stability.

[0039] Those skilled in the art can understand that the features described in various embodiments and / or claims of the present application can be combined or / and combined, even if such combinations or combinations are not explicitly described in the present application. In particular, the features described in various embodiments and / or claims of the present application can be combined and / or combined without departing from the spirit and teachings of the present application. All these combinations and / or combinations fall within the scope of the present application.

Claims

1. A welding fixture for positioning a shot hole cover, characterized by, The utility model provides a kind of positioning mechanism, including: Lateral positioning mechanism, longitudinal positioning mechanism and support base (10), the lateral positioning mechanism and longitudinal positioning mechanism are respectively arranged in the left and right sides of support base (10); The lateral positioning mechanism includes guide block A (2), guide block B (3), sliding clamping plate (4), swing press-in branch (5), threaded top rod (6), ball head screw (8), guide shaft A (9), guide support (12) and guide shaft B (19), the swing press-in branch (5) is installed on the side of support base (10), the sliding clamping plate (4) is installed on the upper portion of swing press-in branch (5) by threaded top rod (6), the guide block A (2) and guide block B (3) are installed on the upper portion of support base (10), the guide support (12) is installed on the middle portion of support base (10), the ball head screw (8), guide shaft A (9) and guide shaft B (19) are cooperated and linked with the lower portion of swing press-in branch (5); The longitudinal positioning mechanism includes press-in support (1) and positioning support block (15), the positioning support block (15) is installed on the upper portion of support base (10), the press-in support (1) is installed on the side of support base (10), and the upper portion of press-in support (1) is provided with a press-in part.

2. The welding fixture of claim 1, wherein: The left side of the support base (10) is fixedly provided with a mounting edge seat, the side of the mounting edge seat is provided with a turnover support, the connection of the turnover support is provided with a first threaded rod (7) and a positioning pin B (18), the side of the mounting edge seat is connected and installed with the turnover support through the first threaded rod (7) and the positioning pin B (18), the upper portion of the turnover support is provided with a latch (20), the swing press-in branch (5) is hingedly installed on the upper portion of the turnover support through the latch (20), the threaded top rod (6) is threadedly penetrated and installed on the upper portion of the swing press-in branch (5), the end of the threaded top rod (6) is embedded and clamped with the rear portion of the sliding clamping plate (4), the upper portion of the mounting edge seat is provided with a guide groove, and the lower portion of the sliding clamping plate (4) is provided with a guide block, which is slidably embedded and matched.

3. The welding fixture of claim 2, wherein: The connection of the guide support (12) is provided with a second threaded rod (16) and a positioning pin A (17), the guide support (12) is connected and installed with the support base (10) through the cooperation of the second threaded rod (16) and the positioning pin A (17), the guide support (12) is slidably embedded and matched in the middle portion, the guide support (12) is vertically movably installed, the lower portion of the guide support (12) is provided with a fixed seat (11), the lower portion of the fixed seat (11) is fixedly installed with the support base (10), the guide shaft B (19) is vertically slidably embedded and matched in the middle portion of the support base (10), the top of the guide shaft B (19) is abuttingly connected with the guide block, the lower portion of the fixed seat (11) is transversely provided with a circular hole, and the guide shaft A (9) is movably inserted and connected in the inner side of the circular hole.

4. The welding fixture of claim 3, wherein: The bottom contact side of the guide shaft B (19) and the guide shaft A (9) is provided with a guide slope, the guide shaft B (19) and the lower part of the guide shaft A (9) are installed in sliding contact through the guide slope, the stud end of the ball head screw (8) is installed in threaded fastening with the lower part of the swing pressing arm (5), the end head of the guide shaft A (9) is installed in active penetration with the edge seat and is connected with the ball head end of the ball head screw (8).

5. The welding fixture of claim 4, wherein: The guide block A (2) is fixedly connected with the support base (10) through the cooperation of the second threaded rod (16) and the positioning pin A (17), and the guide block B (3) is fixedly connected with the support base (10) through the cooperation of the second threaded rod (16) and the positioning pin A (17).

6. The welding fixture of claim 1, wherein: The right side of the support base (10) is fixedly installed with a support edge seat, the positioning support block (15) is fixedly connected with the upper part of the support edge seat through the cooperation of the second threaded rod (16) and the positioning pin A (17), the pressing support (1) is connected and installed with the support edge seat through the cooperation of the first threaded rod (7) and the positioning pin B (18), and the lower part of the pressing support (1) is connected and installed with the support edge seat through the latch (20).

7. The welding fixture of claim 6, wherein: The upper part of the side of the support edge seat is fixedly installed with the limiting block (14) through the cooperation of the first threaded rod (7) and the positioning pin B (18), the limiting block (14) is in abutment with the side of the pressing support (1), the middle part of the support base (10) is fixedly installed with the support block (13) through the support, the pressing part is adjustably installed at the end side of the pressing support (1), and the pressing part is located directly above the support block (13).

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