Baby carriage frame inverted general assembly robot welding three-dimensional flexible tool clamp

Abstract

The utility model discloses a baby carriage frame inverted general assembly robot welding three-dimensional flexible tool clamp which comprises an operation positioning table, a head pipe positioning support is integrally arranged at one end of the operation positioning table, and a head pipe positioning assembly is movably arranged on the head pipe positioning support; by the adoption of the method, the front end, the middle end and the tail end of the bicycle frame are fixed in a multi-point mode through the four positioning supports, the bicycle frame is stably fixed, it is guaranteed that deformation cannot occur during welding, the welding success rate is increased, and the welding quality is improved. The movable arrangement of the positioning supports can adapt to frames of different sizes, the applicability of the tool clamp is improved, the production cost is reduced, only the positioning supports used for fixing the bottom bracket during upright welding need to be replaced with the vertical pipe positioning supports so as to adapt to frames welded upside down, operation is easy and convenient, other positioning supports do not need to be replaced, and the working efficiency is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding of baby carriage frames, in particular to a three-dimensional flexible tooling fixture for welding of an inverted assembly robot for a baby carriage frame. Background Art

[0002] There are many kinds of bicycles on the market, and the sizes of various pipes are not consistent. The pipe fixing methods of different models are also different. When welding the frame of a child bicycle, usually the front triangle is welded and fixed first, or the rear triangle is welded and fixed first, or the front triangle and the rear triangle are welded and fixed together. When welding, usually the frame is welded upright first, and then welded inverted. Since upright welding and inverted welding target different parts, the clamps for specific parts will also be different, and clamps for specific parts are required for fixing.

[0003] Therefore, it is urgent to design a three-dimensional flexible tooling fixture for welding a baby stroller frame inverted assembly robot to overcome the deficiencies of one or more of the above-mentioned prior arts. Utility Model Content

[0004] The technical solution adopted by the utility model to solve the above-mentioned technical problems is: to provide a three-dimensional flexible tooling fixture for welding a baby carriage frame inverted assembly robot, characterized in that it comprises: an operation positioning platform, a plurality of spacing adjustment holes are provided on the operation positioning platform, a head tube positioning bracket is integrally provided at one end of the operation positioning platform, a head tube positioning component is movably provided on the head tube positioning bracket for fixing the head tube of the frame, a stem tube positioning bracket, a rear fork middle end positioning bracket and a rear fork end positioning bracket are movably provided on the operation positioning platform from left to right in sequence, a stem tube supporting member for fixing the five-way bracket is provided on the stem tube positioning bracket, a middle end fixing component for fixing the middle end of the rear fork is provided on the rear fork middle end positioning bracket, the middle end fixing component can adjust the width and angle, and the rear fork end positioning bracket is provided with an end fixing component for fixing the end of the rear fork.

[0005] In a preferred embodiment, a plurality of head pipe adjustment holes are formed on the side of the head pipe positioning bracket, and the head pipe positioning assembly is detachably connected to the head pipe adjustment holes.

[0006] In a preferred embodiment, the head pipe positioning assembly includes: a head pipe supporting member and a head pipe pressing member; the head pipe supporting member is detachably connected to the head pipe adjustment hole, the head pipe supporting member is detachably provided with a head pipe clamp, the head pipe pressing member is detachably connected to the head pipe adjustment hole, and the head pipe pressing member is detachably connected to the head pipe pressing clamp.

[0007] In a preferred embodiment, a side wall of the riser positioning bracket is provided with a riser adjustment hole, and the riser supporting member includes a riser fixing member, the riser fixing member is detachably connected to the riser adjustment hole, and a riser clamp is detachably connected to the riser fixing member.

[0008] In a preferred embodiment, the side wall of the rear fork middle-end positioning bracket is provided with a plurality of middle-end adjustment holes, and the middle-end fixing assembly comprises: an upper fork fixing member, which is detachably connected to the middle-end adjustment hole, an upper fork angle adjuster is rotatably provided on the upper fork fixing member, upper fork width adjusters are slidably provided on both sides of the upper fork angle adjuster, and an upper fork pressing member is also provided on the top of the upper fork angle adjuster; a lower fork fixing member, which is detachably connected to the middle-end adjustment hole, a lower fork angle adjuster is rotatably connected on the lower fork fixing member, lower fork width adjusters are slidably provided on both sides of the lower fork angle adjuster, and a lower fork pressing member is also provided on the top of the lower fork angle adjuster.

[0009] In a preferred embodiment, the side wall of the rear fork end positioning bracket is provided with a plurality of end adjustment holes, the end fixing assembly includes an end fixing piece, the end fixing piece is detachably connected to the end adjustment hole, end width adjusters are slidably provided on both sides of the end fixing piece, and rear fork ear fixing pieces are provided on the side walls opposite to the end width adjusters.

[0010] The beneficial effects of the utility model are as follows: the front, middle and rear ends of the frame are fixed at multiple points by four positioning brackets, the frame is stably fixed, it is ensured that no deformation occurs during welding, the welding success rate is improved, and the movable setting of the positioning bracket can adapt to frames of different sizes, improves the applicability of tooling fixtures, and reduces production costs. It only needs to replace the positioning bracket used to fix the five-way during upright welding with a vertical tube positioning bracket to adapt to the frame for inverted welding. The operation is simple and convenient, and other positioning brackets do not need to be replaced, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the structure of the utility model;

[0012] Figure 2 This is a schematic diagram of the structure of the head pipe positioning bracket of the utility model;

[0013] Figure 3 This is a structural schematic diagram of the standpipe positioning bracket of the utility model;

[0014] Figure 4 This is a schematic diagram of the structure of the rear fork middle end positioning bracket of the utility model;

[0015] Figure 5 It is a structural schematic diagram of the rear fork end positioning bracket of the utility model.

[0016] In the figure:

[0017] 10. Operation positioning platform; 101. Spacing adjustment hole; 11. Head tube positioning bracket; 111. Head tube adjustment hole; 12. Head tube positioning assembly; 121. Head tube support; 122. Head tube holder; 123. Head tube pressing piece; 124. Head tube pressing holder; 13. Seat tube positioning bracket; 131. Seat tube adjustment hole; 14. Seat tube support; 141. Seat tube fixing piece; 142. Seat tube holder; 15. Rear fork middle end positioning bracket; 151. Middle end adjustment Section hole; 16, middle end fixing assembly; 161, upper fork fixing piece; 162, upper fork width adjuster; 163, upper fork angle adjuster; 164, upper fork pressing piece; 165, lower fork fixing piece; 166, lower fork width adjuster; 167, lower fork angle adjuster; 168, lower fork pressing piece; 17, rear fork end positioning bracket; 171, end adjustment hole; 18, end fixing assembly; 181, end fixing piece; 182, end width adjuster; 183, rear fork ear fixing piece. DETAILED DESCRIPTION

[0018] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0019] In the description of the embodiments of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms, "connection" and "installation" should be understood in a broad sense. For example, "connection" can be a detachable connection or a non-detachable connection; it can be a direct connection or an indirect connection through an intermediate medium. In addition, "connection" can be a direct connection or an indirect connection through an intermediate medium. Among them, "fixed" means that they are connected to each other and the relative position relationship after connection remains unchanged. The directional terms mentioned in the embodiments of the present utility model, such as "inside", "outside", "top", "bottom", etc., are only reference to the directions of the accompanying drawings. Therefore, the directional terms used are for better and clearer explanation and understanding of the embodiments of the present utility model, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the embodiments of the present utility model.

[0020] In the embodiments of the present invention, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features.

[0021] In the embodiment of the present invention, "and / or" is only a description of the association relationship of the associated objects, indicating that there can be three relationships. For example, A and / or B can represent: A exists alone, A and B exist at the same time, and B exists alone. In addition, the character " / " in this article generally indicates that the associated objects before and after are in an "or" relationship.

[0022] References to "one embodiment" or "some embodiments" etc. described in this specification mean that one or more embodiments of the utility model include specific features, structures or characteristics described in conjunction with the embodiment. Therefore, the statements "in one embodiment", "in some embodiments", "in some other embodiments", "in some other embodiments", etc. that appear in different places in this specification do not necessarily refer to the same embodiment, but mean "one or more but not all embodiments", unless otherwise specifically emphasized in other ways. The terms "including", "comprising", "having" and their variations all mean "including but not limited to", unless otherwise specifically emphasized in other ways. Therefore, the utility model is not limited to the specific embodiments disclosed below.

[0023] like Figure 1-Figure 5 As shown, the utility model provides a three-dimensional flexible tooling fixture for welding a baby carriage frame inverted assembly robot, characterized in that it comprises: an operation positioning platform 10, on which a plurality of spacing adjustment holes 101 are provided, one end of the operation positioning platform 10 is integrally provided with a head pipe positioning bracket 11, on which a head pipe positioning component 12 is movably provided for fixing the head pipe of the frame, on which a five-way positioning bracket 13, a rear fork middle end positioning bracket 15, and a rear fork end positioning bracket 17 are movably provided from left to right in sequence, the five-way positioning bracket 13 is provided with a five-way inner pressure piece 14 for fixing the five-way, the rear fork middle end positioning bracket 15 is provided with a middle end fixing component 16 for fixing the middle end of the rear fork, the middle end fixing component 16 can adjust the width and angle, and the rear fork end positioning bracket 17 is provided with an end fixing component 18 for fixing the end of the rear fork;

[0024] Specifically, the head tube positioning bracket 11 is integrally connected to the operating positioning platform 10 to form an L-shaped structure. A five-way positioning bracket 13, a rear fork middle-end positioning bracket 15, and a rear fork end positioning bracket 17 are provided on the operating positioning platform 10 from left to right. The five-way positioning bracket 13 is detachably connected to the spacing adjustment hole 101 and can be moved along the operating positioning platform 10 to adjust the spacing with the head tube positioning bracket 11 to adapt to frames of different lengths. The rear fork middle-end positioning bracket 15 and the rear fork end positioning bracket 17 can also be moved along the operating positioning platform 10 to adapt to the fixation of frames of different sizes. The overall frame is fixed at multiple points by the positioning brackets to keep it level, which is convenient for welding and can effectively improve the stability of the fixation.

[0025] Furthermore, a plurality of head pipe adjustment holes 111 are provided on the side of the head pipe positioning bracket 11, and the head pipe positioning assembly 12 is detachably connected to the head pipe adjustment holes 111;

[0026] Specifically, in order to facilitate adaptation to head pipes of different heights, a plurality of head pipe adjustment holes 111 are provided on the side wall of the head pipe positioning bracket 11, and the head pipe positioning assembly 12 is detachably connected to the head pipe adjustment holes 111, and the height on the head pipe positioning bracket 11 can be adjusted according to usage requirements.

[0027] Further, in this embodiment, the head pipe positioning assembly 12 includes: a head pipe supporting member 121 and a head pipe pressing member 123; the head pipe supporting member 121 is detachably connected to the head pipe adjusting hole 111, a head pipe clamping seat 122 is detachably provided on the head pipe supporting member 121, the head pipe pressing member 123 is detachably connected to the head pipe adjusting hole 111, and the head pipe pressing member 123 is detachably connected to a head pipe pressing clamping seat 124;

[0028] Specifically, the head pipe supporting member 121 is detachably connected to the head pipe adjusting hole 111, and a head pipe clamping seat 122 is detachably connected to the head pipe supporting member 121. The head pipe clamping seat 122 is used to support the bottom of the head pipe of the frame, and the head pipe clamping seat 122 can be replaced according to the size of the head pipe of the frame to adapt to head pipes of different sizes. The head pipe pressing member 123 is detachably connected to the head pipe adjusting hole 111, and can adjust the spacing distance between the head pipe supporting member 121, and a head pipe pressing clamping seat 124 is detachably connected to the head pipe pressing member 123, which can be replaced according to the size of the head pipe. The head pipe pressing clamping seat 124 is used to fix the top of the head pipe of the frame, and the head pipe of the frame is fixed by the head pipe clamping seat 122 and the head pipe pressing clamping seat 124. The head pipe pressing member 123 adopts a handle pressing method, which is simple to operate and has a good limiting effect in combination with the head pipe pressing clamping seat 124.

[0029] Furthermore, in this embodiment, a side wall of the riser positioning bracket 13 is provided with a riser adjustment hole 131, and the riser support member 14 includes a riser fixing member 141, and the riser fixing member 141 is detachably connected to the riser adjustment hole 131, and a riser clamping seat 142 is detachably connected to the riser fixing member 141;

[0030] Specifically, in the present embodiment, the riser positioning bracket 13 is detachably connected to the spacing adjustment hole 101 and can be moved along the operating positioning platform 10. A plurality of riser adjustment holes 131 are provided on the side wall of the riser positioning bracket 13. The riser fixing piece 141 is detachably connected to the riser adjustment hole 131 and can adjust the height on the riser positioning bracket 13 to adapt to a frame with different riser lengths. Meanwhile, a riser clamping piece 142 is detachably connected to the riser fixing piece 141 and can be replaced according to the target frame riser to adapt to risers of different calibers.

[0031] Further, in the present embodiment, the side wall of the rear fork middle-end positioning bracket 15 is provided with a plurality of middle-end adjustment holes 151, and the middle-end fixing assembly 16 comprises: an upper fork fixing member 161, the upper fork fixing member 161 is detachably connected to the middle-end adjustment hole 151, an upper fork angle adjuster 163 is rotatably provided on the upper fork fixing member 161, upper fork width adjusters 162 are slidably provided on both sides of the upper fork angle adjuster 163, and an upper fork pressing member 164 is also provided on the top of the upper fork angle adjuster 163; a lower fork fixing member 165, the lower fork fixing member 165 is detachably connected to the middle-end adjustment hole 151, a lower fork angle adjuster 167 is rotatably connected to the lower fork fixing member 165, lower fork width adjusters 166 are slidably provided on both sides of the lower fork angle adjuster 167, and a lower fork pressing member 168 is also provided on the top of the lower fork angle adjuster 167;

[0032] Specifically, due to different sizes of the rear fork of the frame, the spacing distance between the upper fork and the lower fork is also different. At the same time, the spacing distance between the upper forks is different, the spacing distance between the lower forks is also different, and the angles between the upper forks and the lower forks are also different. For this reason, a plurality of middle-end adjustment holes 151 are provided on the side wall of the middle-end positioning bracket 15 of the rear fork, wherein the upper fork fixing member 161 and the lower fork fixing member 165 are both detachably connected to the middle-end adjustment hole 151 for adjusting the spacing distance therebetween. At the same time, an upper fork angle adjuster 163 is rotatably connected to the upper fork fixing member 161, and the upper fork angle adjuster 163 can be rotated vertically to adapt to the inclination angle of the upper fork. The upper part is also rotatably connected to a lower fork angle adjuster 167, which can rotate vertically to adapt to the inclination angle of the lower fork. Upper fork width adjusters 162 are slidably connected to both sides of the upper fork angle adjuster 163 to adapt to the width of the upper fork. At the same time, an upper fork pressing member 164 is provided on the top of the upper fork angle adjuster 163 to press the upper fork so that the upper fork is fixed in the upper fork width adjuster 162; lower fork width adjusters 166 are provided on both sides of the lower fork angle adjuster 167, and a lower fork pressing member 168 is provided on the top of the lower fork angle adjuster 167 to press the lower fork, wherein the upper and lower fork angle adjusters 167 and the upper and lower fork width adjusters 166 are fixed by bolts.

[0033] Furthermore, in this embodiment, the side wall of the rear fork end positioning bracket 17 is provided with a plurality of end adjustment holes 171, and the end fixing assembly 18 includes an end fixing member 181, and the end fixing member 181 is detachably connected to the end adjustment hole 171, and end width adjusters 182 are slidably provided on both sides of the end fixing member 181, and rear fork ear fixing members 183 are provided on the side walls opposite to the end width adjusters 182;

[0034] Specifically, the end fixing piece 181 is detachably connected to the end adjusting hole 171, and is used to adjust the height on the rear fork end positioning bracket 17. End width adjusters 182 are slidably provided on both sides of the end positioning piece, and rear fork ear fixing pieces 183 are provided on the sides opposite to the end width adjusters 182. When the rear fork is placed on the rear fork end positioning bracket 17, the end width adjuster 182 is moved to make it abut against the inner wall of the rear fork end, and the rear fork end is pressed by the rear fork ear fixing piece 183 to fix the rear fork end. Since a bolt groove is provided on the rear fork end, the rear fork ear fixing piece 183 can be inserted into the bolt groove by a screw to fix the rear fork end. The rear fork ear fixing piece 183 is also fixed by pressing the handle, and the operation is simple and convenient.

[0035] To summarize, the present application uses four positioning brackets to perform multi-point fixation on the front, middle and rear ends of the frame, stably fix the frame, ensure that no deformation occurs during welding, improve the welding success rate, and operate simply and conveniently. The movable setting of the positioning bracket can adapt to frames of different sizes, improve the applicability of tooling fixtures, and reduce production costs. It is only necessary to replace the positioning bracket used to fix the five-way during upright welding with a vertical tube positioning bracket to adapt to the frame for inverted welding. The operation is simple and convenient, and other positioning brackets do not need to be replaced, thereby improving work efficiency.

[0036] The present invention is not limited to what is described in the specification and implementation modes, and therefore, additional advantages and modifications can be easily realized by those familiar with the art. Therefore, without departing from the spirit and scope of the general concept defined by the claims and their equivalents, the present invention is not limited to the specific details, representative devices, and illustrative examples shown and described herein.

Claims

1. A three-dimensional flexible tooling fixture for welding a baby carriage frame inverted assembly robot, characterized in that: include: An operation positioning platform is provided with a plurality of spacing adjustment holes, a head tube positioning bracket is integrally provided at one end of the operation positioning platform, a head tube positioning bracket is movably provided with a head tube positioning component for fixing the head tube of the frame, a seat tube positioning bracket, a rear fork middle end positioning bracket, and a rear fork end positioning bracket are movably provided on the operation positioning platform from left to right in sequence, a seat tube supporting member for fixing the five-way bracket is provided on the seat tube positioning bracket, a middle end fixing component for fixing the middle end of the rear fork is provided on the rear fork middle end positioning bracket, the middle end fixing component can adjust the width and angle, and a terminal fixing component for fixing the terminal of the rear fork is provided on the rear fork end positioning bracket.

2. The three-dimensional flexible tooling fixture for welding the inverted assembly robot of the baby carriage frame according to claim 1 is characterized in that A plurality of head pipe adjustment holes are provided on the side of the head pipe positioning bracket, and the head pipe positioning assembly is detachably connected to the head pipe adjustment holes.

3. The three-dimensional flexible tooling fixture for welding the inverted assembly robot of the baby carriage frame according to claim 2 is characterized in that The head tube positioning assembly includes: a head tube supporting member and a head tube pressing member; the head tube supporting member is detachably connected to the head tube adjustment hole, a head tube clamping seat is detachably provided on the head tube supporting member, the head tube pressing member is detachably connected to the head tube adjustment hole, and the head tube pressing member is detachably connected to the head tube pressing clamping seat.

4. The three-dimensional flexible tooling fixture for welding the inverted assembly robot of the baby carriage frame according to claim 1 is characterized in that The side wall of the riser positioning bracket is provided with a riser adjustment hole, and the riser supporting member includes a riser fixing member, the riser fixing member is detachably connected to the riser adjustment hole, and the riser fixing member is detachably connected to a riser holder.

5. The three-dimensional flexible tooling fixture for welding the inverted assembly robot of the baby carriage frame according to claim 1 is characterized in that The side wall of the rear fork middle-end positioning bracket is provided with a plurality of middle-end adjustment holes, and the middle-end fixing assembly includes: an upper fork fixing piece, the upper fork fixing piece is detachably connected to the middle-end adjusting hole, an upper fork angle adjuster is rotatably provided on the upper fork fixing piece, upper fork width adjusters are slidably provided on both sides of the upper fork angle adjuster, and an upper fork pressing piece is also provided on the top of the upper fork angle adjuster; a lower fork fixing piece, the lower fork fixing piece is detachably connected to the middle-end adjusting hole, a lower fork angle adjuster is rotatably connected on the lower fork fixing piece, lower fork width adjusters are slidably provided on both sides of the lower fork angle adjuster, and a lower fork pressing piece is also provided on the top of the lower fork angle adjuster.

6. The three-dimensional flexible tooling fixture for welding the inverted assembly robot of the baby carriage frame according to claim 1 is characterized in that The side wall of the rear fork end positioning bracket is provided with a plurality of end adjustment holes, and the end fixing assembly includes an end fixing piece, and the end fixing piece is detachably connected to the end adjustment hole. End width adjusters are slidably provided on both sides of the end fixing piece, and rear fork ear fixing pieces are provided on the side walls opposite to the end width adjusters.

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