Forward moving type frame assembly welding clamp equipment

Abstract

The utility model discloses forward moving type frame assembly welding clamp equipment which comprises a machine frame, a plurality of first height reference blocks used for positioning and supporting a lower bottom plate and second height reference blocks used for positioning and supporting two extending supports are installed on the machine frame, and proximity switches used for identifying whether materials exist or not are installed at the side ends of the first height reference blocks. A longitudinal clamping mechanism and a plurality of powerful clamping assemblies are installed on the machine frame on the left side and the right side of the lower bottom plate, a transverse clamping mechanism is installed on the machine frame, and a clamping positioning mechanism used for clamping and fixing the two extending supports is further installed on the machine frame. By means of the mode, the product can be recognized in time, multiple positions of the product can be clamped and fixed in the transverse direction, the longitudinal direction and the vertical direction, follow-up welding and assembling are facilitated, multiple functions are achieved, and the multi-specification product clamping device can adapt to products of multiple specifications.

Description

Technical Field

[0001] The utility model relates to the technical field of tooling fixtures, in particular to a forward-moving vehicle frame assembly welding fixture device. Background Art

[0002] Forward frame assembly Figure 1 and Figure 2 As shown, it includes a lower base plate 01, an upper base plate 02, two protruding brackets 03, a vertical plate 04 and an outer plate 05, etc. The two protruding brackets are placed between the upper and lower base plates. The two protruding brackets are relatively slender and are set at a certain distance. The product structure is complex and it is necessary to clamp and fix the various parts to ensure the relative position relationship so that they can be assembled and welded together later. Ordinary clamping methods are difficult to meet complex clamping requirements. In addition, the forward-moving frame assembly has various sizes, and ordinary clamping methods are difficult to meet adaptability requirements.

[0003] Based on the above defects and deficiencies, it is necessary to improve the existing technology and design a forward-moving frame assembly welding fixture device. Utility Model Content

[0004] The main technical problem solved by the utility model is to provide a forward-moving frame assembly welding fixture device, which can timely identify the product and clamp and fix the product in multiple places in the horizontal, longitudinal and vertical directions for subsequent welding and assembly. It is multifunctional and can adapt to products of multiple specifications.

[0005] In order to solve the above technical problems, a technical solution adopted by the present invention is: to provide a forward-moving frame assembly welding fixture device, which includes a frame, on which are installed several first height reference blocks for positioning and supporting the lower base plate and second height reference blocks for positioning and supporting two protruding brackets. The side ends of the first height reference blocks are installed with proximity switches for identifying the presence or absence of material. The left and right sides of the lower base plate are equipped with longitudinal clamping mechanisms and several strong clamping components, the frame is equipped with a transverse clamping mechanism, and the frame is also equipped with a clamping and positioning mechanism for clamping and fixing the two protruding brackets.

[0006] Preferably, the first height reference block and the second height reference block adopt a modular design.

[0007] Preferably, the longitudinal clamping mechanism includes a bracket provided on the frame, a positioning rod vertically mounted on the bracket, a clamping cylinder provided on the frame, and a clamping rod driven by the clamping cylinder to slide horizontally toward the positioning rod.

[0008] Preferably, the clamping cylinder is arranged longitudinally, and the clamping rod is slidably mounted on the frame through a slider clamping member.

[0009] Preferably, the strong clamping assembly includes a strong clamping cylinder and a clamping block driven by the strong clamping cylinder to rotate and clamp the product, and the clamping block is made of elastic material.

[0010] Preferably, the transverse clamping mechanism includes a first power device and a transverse clamping assembly driven by the first power device to move relative or backward, the first power device includes a shell shield, two left-hand and right-hand T-screws rotatably mounted in the shell shield, a reducer connecting the left-hand and right-hand T-screws, and a servo motor driving the reducer, and the transverse clamping assembly includes a clamping seat arranged on the left-hand and right-hand T-screws, a transverse reference block installed on the clamping seat, and a clamping block.

[0011] Preferably, the clamping and positioning mechanism includes a second power device and a clamping device driven by the second power device to move relative or backward, the clamping device includes a transfer plate, a bracket clamping block, an angle cylinder, a clamping cylinder and a bracket clamping block, a bracket clamping block is installed on one side of the transfer plate, and angle cylinders for pressing down and clamping the protruding bracket are installed on both sides of the bracket clamping block, a clamping cylinder is installed on the other side of the transfer plate, and a bracket clamping block is installed on the piston rod of the clamping cylinder, and the second height reference block is installed on the frame between the bracket clamping block and the bracket clamping block through the bracket.

[0012] Preferably, the structure of the second power device is the same as that of the first power device of the transverse clamping mechanism.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] The structure is compact and the design is ingenious. It can identify the product in time and clamp and fix the product in multiple places in the horizontal, longitudinal and vertical directions for subsequent welding and assembly.

[0015] The rotation of the middle servo motor drives the screw to move, and the movement is divided into small and large spaces to adapt to multiple products;

[0016] Replace the thickness of the first and second height reference blocks to adapt to products of different specifications; BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural diagram of the forward-moving frame assembly.

[0018] Figure 2 This is a structural diagram of the forward-moving frame assembly from another perspective.

[0019] Figure 3 This is a schematic diagram of the working status of a forward-moving frame assembly welding fixture.

[0020] Figure 4 The figure is a structural diagram of a forward-moving frame assembly welding fixture.

[0021] Figure 5 The diagram is a structural diagram of the longitudinal clamping mechanism and strong clamping components of a forward-moving frame assembly welding fixture.

[0022] Figure 6 The diagram is a structural diagram of the transverse clamping mechanism and the clamping and positioning mechanism of a forward-moving frame assembly welding fixture.

[0023] Among them, 01, lower base plate, 02, upper base plate, 03, extended bracket, 04, vertical plate, 05, outer plate, 1, frame; 2, first height reference block; 3, second height reference block; 4, proximity switch; 5, longitudinal clamping mechanism, 51, bracket, 52, positioning rod, 53, clamping cylinder, 54, clamping rod; 6, strong clamping assembly, 61, strong clamping cylinder, 62, clamping block;

[0024] 7. Transverse clamping mechanism, 71. First power unit, 711. Housing shield, 712. T-screw, 713. Reducer, 714. Servo motor, 72. Transverse clamping assembly, 721. Clamping seat, 722. Transverse reference block, 723. Clamping block; 8. Clamping and positioning mechanism, 81. Second power unit, 82. Clamping device, 821. Transfer plate, 822. Bracket clamping block, 823. Corner cylinder, 824. Clamping cylinder, 825. Bracket clamping block. DETAILED DESCRIPTION

[0025] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more precise definition of the protection scope of the present invention.

[0026] See also Figures 3 to 6 , the embodiments of the present utility model include:

[0027] A forward-moving frame assembly welding fixture device includes a frame 1, a first height reference block 2, a second height reference block 3, a proximity switch 4, a longitudinal clamping mechanism 5, a strong clamping component 6, a transverse clamping mechanism 7 and a clamping and positioning mechanism 8.

[0028] The frame 1 is equipped with several first height reference blocks 2 for positioning and supporting the lower base plate and second height reference blocks 3 for positioning and supporting the two protruding brackets. The side ends of the first height reference blocks 2 are equipped with proximity switches 4 for identifying the presence or absence of material. The left and right sides of the lower base plate are equipped with longitudinal clamping mechanisms 5 and several strong clamping components 6. The frame 1 is equipped with a transverse clamping mechanism 7. The frame 1 is also equipped with a clamping and positioning mechanism 8 for clamping and fixing the two protruding brackets.

[0029] The first height reference block 2 and the second height reference block 3 adopt a modular design to adapt to the thickness of products of different specifications, and the corresponding height reference blocks are selected according to the thickness of products.

[0030] The longitudinal clamping mechanism 5 includes a bracket 51 arranged on the frame 1, a positioning rod 52 vertically installed on the bracket 51, a clamping cylinder 53 arranged on the frame 1, and a clamping rod 54 driven by the clamping cylinder 53 to slide horizontally toward the positioning rod 52. The clamping cylinder 53 is arranged longitudinally, and the clamping rod 54 is slidably installed on the frame 1 through a slider clamp. The slider clamp includes a slide rail, a slider slidably installed on the slide rail, and a fixed plate fixed to the upper end of the slider. The clamping rod 55 is vertically installed on the fixed plate.

[0031] The strong clamping assembly 6 includes a strong clamping cylinder 61 and a clamping block 62 driven by the strong clamping cylinder 61 to clamp the product. The clamping block 62 is made of elastic material to avoid damage to the product. The two strong clamping assemblies 6 on the front side are used to clamp the lower base plate, and the two strong clamping assemblies 6 on the right side are used to clamp the upper base plate.

[0032] The transverse clamping mechanism 7 includes a first power device 71 and a transverse clamping assembly 72 driven by the first power device 71 to move relative to or backwards. The first power device 71 includes a shell shield 711, two left-right rotating T-type screws 712 rotatably mounted in the shell shield 711, a reducer 713 connecting the left-right rotating T-type screws 712, and a servo motor 714 driving the reducer 713. The transverse clamping assembly 72 includes a clamping seat 721 arranged on the left-right rotating T-type screw 712, a transverse reference block 722 installed on the clamping seat 721, and a clamping block 723. The servo motor 714 rotates to drive the reducer 713 to drive the left-right rotating T-type screw 712 to rotate, thereby driving the transverse clamping assemblies 72 on both sides to be synchronously centered and positioned laterally. The middle servo motor rotates to drive the screw to move, moving to center large and small spaces to adapt to multiple products.

[0033] The clamping and positioning mechanism 8 includes a second power device 81 and a clamping device 82 driven by the second power device 81 to move relative or backward. The structure of the second power device 81 is the same as that of the first power device 71 of the transverse clamping mechanism 7; the clamping device 82 includes a transfer plate 821, a bracket clamping block 822, an angle cylinder 823, a clamping cylinder 824 and a bracket clamping block 825. A bracket clamping block 822 is installed on one side of the transfer plate 821, and angle cylinders 823 for pressing down and clamping the protruding bracket are installed on both sides of the bracket clamping block 822. A clamping cylinder 824 is installed on the other side of the transfer plate 821, and a bracket clamping block 825 is installed on the piston rod of the clamping cylinder 824. The second height reference block 3 is installed on the frame 1 between the bracket clamping block 822 and the bracket clamping block 825 through a bracket.

[0034] The utility model discloses a forward-moving frame assembly welding fixture device which is clamped on a rotary table of a machining center.

[0035] The working action of the forward-moving frame assembly welding fixture device of this utility model is as follows:

[0036] When the equipment is started, the proximity switch 4 is in the on state, indicating that the clamping cylinder 53 is in the relaxed state;

[0037] The equipment operator installs the product and places it in the welding fixture. The product contacts the first height reference block 2 and the second height reference block 3, and the product contacts the proximity switch 4, which senses the product.

[0038] After sensing the product, the signal is transmitted to the device before the next action can be taken;

[0039] Manually press the control button of the longitudinal clamping mechanism 5, so that the piston of the clamping cylinder 53 extends and drives the clamping rod 54 to move toward the positioning rod 52. The product contacts the positioning rod 52, achieving longitudinal clamping of the product, and the device transmits a signal for the next action;

[0040] The device transmits a signal to the servo motor 714, which drives the reducer 713 to rotate the T-shaped lead screw 712 left and right. The two horizontal clamping assemblies 72 move relative to each other, clamping the product horizontally. After the product contacts the clamping block 723, the product is synchronously positioned horizontally.

[0041] The device transmits a signal for the next action. At the same time, the second power device 81 drives the two sets of clamping devices 82 to move in opposite directions until the bracket clamping block 822 contacts the extended bracket 03. The piston rod of the clamping cylinder 824 extends to drive the bracket clamping block 825 to clamp the extended bracket 03 and clamp the product.

[0042] The equipment transmits a signal for the next action, and the corner cylinder 823 rotates to press down and clamp the product (products of different specifications require a manual pressing plate to press down and clamp), so that the product is fully in contact with the second height reference block 3;

[0043] The device transmits a signal for the next step, and the lever of the strong clamping component 6 presses down to clamp the product, so that the product is fully in contact with the first height reference block 2;

[0044] The equipment transmits a signal for the next action, and the equipment manipulator performs welding;

[0045] After the equipment robot completes welding the product, it releases them one by one, and the workers use the overhead crane equipment to assist in taking out the workpiece.

[0046] The utility model relates to a forward-moving frame assembly welding fixture device with a compact structure. The device can timely identify products and clamp and fix the products at multiple locations in the horizontal, longitudinal and vertical directions for subsequent welding and assembly. The device is multifunctional and can adapt to products of various specifications.

[0047] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A forward-moving frame assembly welding fixture, characterized by: The invention comprises a frame (1), on which are mounted a plurality of first height reference blocks (2) for positioning and supporting a lower base plate and a second height reference block (3) for positioning and supporting two extended brackets; a proximity switch (4) for identifying the presence or absence of material is mounted on the side end of the first height reference block (2); a longitudinal clamping mechanism (5) and a plurality of strong clamping assemblies (6) are mounted on the left and right sides of the lower base plate; a transverse clamping mechanism (7) is mounted on the frame (1); and a clamping and positioning mechanism (8) for clamping and fixing the two extended brackets is also mounted on the frame (1).

2. The forward-moving frame assembly welding fixture according to claim 1, characterized in that: The first height reference block (2) and the second height reference block (3) adopt a modular design.

3. The forward-moving frame assembly welding fixture according to claim 1, characterized in that: The longitudinal clamping mechanism (5) comprises a bracket (51) arranged on the frame (1), a positioning rod (52) vertically mounted on the bracket (51), a clamping cylinder (53) arranged on the frame (1), and a clamping rod (54) driven by the clamping cylinder (53) to slide horizontally toward the positioning rod (52).

4. The forward-moving frame assembly welding fixture according to claim 3, characterized in that: The clamping cylinder (53) is arranged longitudinally, and the clamping rod (54) is slidably mounted on the frame (1) via a slider clamping member.

5. The forward-moving frame assembly welding fixture according to claim 1, characterized in that: The strong clamping assembly (6) comprises a strong clamping cylinder (61) and a clamping block (62) driven by the strong clamping cylinder (61) to rotate and be used for clamping the product, wherein the clamping block (62) is made of elastic material.

6. The forward-moving frame assembly welding fixture according to claim 1, characterized in that: The transverse clamping mechanism (7) comprises a first power device (71) and a transverse clamping assembly (72) driven by the first power device (71) to move relative to or opposite to each other, the first power device (71) comprising a housing shield (711), two left-right rotating T-shaped lead screws (712) rotatably mounted in the housing shield (711), a reducer (713) connected to the left-right rotating T-shaped lead screws (712), and a servo motor (714) driving the reducer (713), the transverse clamping assembly (72) comprising a clamping seat (721) arranged on the left-right rotating T-shaped lead screws (712), a transverse reference block (722) mounted on the clamping seat (721), and a clamping block (723).

7. The forward-moving frame assembly welding fixture according to claim 1, characterized in that: The clamping and positioning mechanism (8) comprises a second power device (81) and a clamping device (82) driven by the second power device (81) to move relative to or opposite to each other, the clamping device (82) comprising a transfer plate (821), a bracket clamping block (822), a rotation cylinder (823), a clamping cylinder (824) and a bracket clamping block (825), one side of the transfer plate (821) is mounted with a bracket clamping block (822), both sides of the bracket clamping block (822) are mounted with rotation cylinders (823) for pressing down and clamping the protruding bracket, the other side of the transfer plate (821) is mounted with a clamping cylinder (824), the piston rod of the clamping cylinder (824) is mounted with a bracket clamping block (825), and the second height reference block (3) is mounted on the frame (1) between the bracket clamping block (822) and the bracket clamping block (825) through a bracket.

8. The forward-moving frame assembly welding fixture according to claim 7, characterized in that: The structure of the second power device (81) is the same as that of the first power device (71) of the transverse clamping mechanism (7).

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