A front-moving type forklift frame welding tool

Abstract

The application relates to the technical field of welding tooling, in particular to a front-moving type forklift frame welding tooling, which comprises a chassis, step seats and first limiting blocks, two groups of the step seats are arranged on the chassis and are fixedly connected with the chassis, the step seats are formed with a first plane for supporting an arc-shaped baffle, a second plane for supporting an inner fixed plate and a third plane for supporting a side beam, the first limiting blocks are also provided with two groups and are respectively located above the two groups of the step seats, the first limiting blocks and the corresponding step seats below form a clamping effect on the side beam, and the two groups of the first limiting blocks can clamp the sealing plate in the middle; the welding tooling comprises a first connecting frame and an inner support plate, the first connecting frame is fixedly connected with the chassis, the first connecting frame is fixedly provided with a connecting column, the inner support plate is provided with a plug hole, and when the plug hole is inserted and matched with the connecting column, the inner support plate is attached to the inner wall of the semicircular plate. The welding tooling has the effect of increasing the welding precision of each component of the forklift frame.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of welding fixtures, in particular to a front-moving forklift frame welding fixture. BACKGROUND

[0002] The front-moving forklift frame refers to the distance between the front axle of the forklift and the fork part being short, so that the fork can move forward to the front end of the goods, thereby providing better maneuverability and flexibility, enabling the forklift to operate in a narrow space and easily access the goods.

[0003] As Figure 1 and Figure 2 , the front-moving forklift frame includes an arc-shaped baffle 6, an inner fixing plate 7, a semicircular arc plate 8, a sealing plate 9, and two side beams 10. The inner fixing plate 7 is welded with two struts 71 and a support plate on the side surface, a reinforcing plate 73 is formed between the support plate and the inner fixing plate 7 for reinforcing the connection, and a positioning groove 72 for positioning is formed at the bottom of the inner fixing plate 7. The semicircular arc plate 8 is welded to form two ear plates 81. The arc-shaped baffle 6 and the two side beams 10 are welded with each other to form an n-shaped frame, the inner fixing plate 7 and the semicircular arc plate 8 are both welded in the n-shaped frame, and the sealing plate 9 is welded on the arc-shaped baffle 6 to increase the connection strength between the arc-shaped baffle 6 and each component.

[0004] The front-moving forklift frame shortens the overhang distance, which means that stronger structural strength and stability are required, so when welding the forklift frame, accurate welding positioning is required to ensure the welding strength between the components. The existing forklift frame welding technology is to assemble and weld each component of the forklift frame in sequence by workers, but this welding method will affect the structural strength of the forklift frame due to the welding precision not being met. SUMMARY

[0005] To solve the problems in the background art during the welding of the forklift frame, the present application provides a front-moving forklift frame welding fixture, which uses a fixture clamp for accurate positioning of the forklift frame, thereby increasing the welding precision of each component of the forklift frame.

[0006] The front-moving forklift frame welding fixture provided by the present application adopts the following technical solution:

[0007] The front-moving type forklift frame welding tool comprises a base frame and a first fixing assembly installed on the base frame, the first fixing assembly comprises step seats and first limiting blocks, the step seats are provided with two groups on the base frame and are fixedly connected with the base frame, the step seats are formed with a first plane for supporting an arc-shaped baffle, a second plane for supporting an inner fixing plate and a third plane for supporting a side beam, the first limiting blocks are also provided with two groups and are located above the two groups of step seats, the first limiting blocks and the corresponding step seats below form a clamping effect on the side beam, and the two groups of first limiting blocks can clamp the sealing plate in the middle; a second fixing assembly, the second fixing assembly comprises a first connecting frame and an inner support plate, the first connecting frame is fixedly connected with the base frame, the first connecting frame is fixedly provided with a connecting column, and the inner support plate is provided with a insertion hole, when the insertion hole is inserted and matched with the connecting column, the inner support plate is attached to the inner wall of the semicircular arc plate; and a third fixing assembly, the third fixing assembly comprises a second connecting frame, the second connecting frame is fixedly connected with the base frame, and the second connecting frame is used for fixing the inner fixing plate.

[0008] By adopting the above technical scheme, the multiple planes formed by the step seats can support the forklift frame components such as the arc-shaped baffle, the inner fixing plate, the side beam and the like, the step seats and the first limiting blocks can form a clamping effect on the side beam, the side beam is clamped and positioned, and the two first limiting blocks can position and clamp the sealing plate. The first connecting frame and the inner support plate of the second fixing assembly can position and fix the semicircular arc plate, specifically, the inner support plate is attached to the inner circle of the semicircular arc plate, the insertion hole is inserted and matched with the connecting column, so that the inner support plate remains stable. The inner fixing plate can be fixed by the second connecting frame. Therefore, the arc-shaped baffle, the inner fixing plate, the side beam, the semicircular arc plate and the sealing plate constituting the forklift frame are all clamped and fixed, the positioning of each component is ensured, the welding precision can be improved during welding, and the structural strength of the forklift frame after welding is increased.

[0009] Optionally, the first fixing assembly further comprises a foot for supporting the arc-shaped baffle, the foot is located between the two groups of step seats, the foot is fixedly connected with the base frame, the first fixing assembly further comprises a second limiting block, the second limiting block is fixed with the base frame through a fastener, the second limiting block is located above the foot, and the second limiting block and the foot can form a clamping effect on the arc-shaped baffle.

[0010] By adopting the above technical scheme, the arc-shaped baffle can be placed on the foot, and then clamped by the second limiting block, so that the stability of the arc-shaped baffle is improved, and the stability of the arc-shaped baffle can be increased.

[0011] Optionally, the second fixing assembly comprises an ear plate seat, one end of the ear plate seat is in plug-in cooperation with the connecting column, and the other end of the ear plate seat is connected with a first positioning plate, and the first positioning plate is in plug-in cooperation with the ear plate.

[0012] By adopting the above technical scheme, the ear plate seat can be fixed in position through the connecting column, and the first positioning plate can position the ear plate of the semicircular arc plate, so that the positioning accuracy of the position of the semicircular arc plate is ensured.

[0013] Optionally, the second connecting frame is further provided with a third limiting block, the third limiting block is fixed with the second connecting frame through a fastener, the bottom frame is provided with a foot pad below the inner fixing plate, the foot pad is clamped with the positioning groove, and the third limiting block and the foot pad can form a clamping effect on the inner fixing plate.

[0014] By adopting the above technical scheme, the positioning groove of the inner fixing plate can be clamped with the foot pad, so as to form a supporting effect while ensuring the position accuracy and stability of the inner fixing plate. The clamping effect of the third limiting block and the foot pad on the inner fixing plate can further increase the stability of the inner fixing plate.

[0015] Optionally, a gas cylinder is mounted on the second connecting frame, a buffer pad is sleeved on a piston rod of the gas cylinder, and the buffer pad abuts against the inner fixing plate.

[0016] By adopting the above technical scheme, the gas cylinder can push the inner fixing plate, so as to increase the abutting strength between the inner fixing plate and the semicircular arc plate, and the buffer pad can reduce the abrasion of the surface of the inner fixing plate.

[0017] Optionally, the third fixing assembly comprises a receiving plate, both ends of the receiving plate are fixedly connected with the first connecting frame and the second connecting frame respectively, and the receiving plate is used for receiving the reinforcing plate.

[0018] By adopting the above technical scheme, the receiving plate not only can receive the reinforcing plate of the inner fixing plate, but also can increase the connecting strength between the first connecting frame and the second connecting frame.

[0019] Optionally, the third fixing assembly comprises a third connecting frame and a second positioning plate, the third connecting frame is fixedly connected with the bottom frame, the second positioning plate is in plug-in cooperation with the third connecting frame, the second positioning plate is provided with an extension, and the extension is clamped with a corner of the sealing plate.

[0020] By adopting the technical scheme, the third connecting frame can provide support for the second positioning plate, and the third connecting frame can be fixed with the base frame to ensure the stability of the second positioning plate. When the second positioning plate and the third connecting frame are fixed in position, the extension part of the second positioning plate forms an included angle of 90 degrees with the second positioning plate, and an angle of the sealing plate can be fitted with the extension part, thereby forming positioning of the position of the sealing plate to increase the accuracy of the position of the sealing plate.

[0021] Optionally, the welding tool further comprises a fourth fixing assembly, the fourth fixing assembly is provided with two groups and is used for fixing two side beams respectively, each group of the fourth fixing assembly comprises a top frame and a top block, the top frame is fixedly connected with the base frame, the top frame is provided with a connecting hole, the top block is inserted and matched with the connecting hole, and one end of the top block away from the top frame abuts against the end of the side beam.

[0022] By adopting the technical scheme, the fourth fixing assembly can strengthen the stability of the end of the side beam. The top frame can provide a stable connection basis for the top block. When the side beam needs to be fixed, the top block is inserted and matched with the connecting hole, thereby limiting the position of the end of the side beam.

[0023] Optionally, the fourth fixing assembly comprises a second fixing ring, a connecting sleeve, a control rod, a connecting rod and a telescopic rod, the second fixing ring is fixedly connected with the base frame, the second fixing ring is sleeved on the connecting sleeve and fixedly connected with the connecting sleeve, one end of the control rod is rotationally connected with the connecting sleeve, the other end is rotationally connected with the connecting rod, one end of the connecting rod away from the control rod is rotationally connected with the telescopic rod, one end of the telescopic rod is slidingly connected with the connecting sleeve, and the other end abuts against the side beam.

[0024] By adopting the technical scheme, when the side beam needs to be clamped, the control rod is rotated, the control rod drives the connecting rod to rotate, and at the same time, the telescopic rod continuously approaches the side beam to form an abutting effect. The second fixing ring can provide a connection basis with the base frame, the control rod and the second fixing ring are connected through the connecting sleeve, the control rod and the telescopic rod are connected through the connecting rod, and the telescopic rod can abut against the side beam to form a clamping effect.

[0025] Optionally, the base frame is further fixedly provided with a fifth support, the fifth support is fixedly provided with a third fixing ring, the third fixing ring is threadedly connected with a second abutting rod, and the end of the second abutting rod abuts against the side beam.

[0026] By adopting the technical scheme, the fifth support can provide support and fixation for the third fixing ring, the third fixing ring provides a connection basis for the second abutting rod, and the second abutting rod can be rotated to adjust the distance between the second abutting rod and the side beam, thereby forming an abutting effect on the side beam.

[0027] In summary, the present application has at least one of the following beneficial technical effects:

[0028] 1. The multiple planes formed by the step seats provide support base for the forklift frame, while the first limiting block and the second limiting block interact with the step seats to form clamping on the arc-shaped baffle and the side beam, and the two first limiting blocks can also form clamping effect on the sealing plate;

[0029] 2. The ear plate seat and the first positioning plate can form fixing effect with the ear plate and the semicircular arc plate, and positioning can be formed;

[0030] 3. The extension of the second positioning plate can form positioning on the sealing plate, ensuring the accuracy of the position of the sealing plate. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 is the overall structure schematic diagram of the forklift frame in the background art of the present application;

[0032] Figure 2 is the exploded structure schematic diagram of the forklift frame in the background art of the present application;

[0033] Figure 3 is the overall structure and the position of the forklift frame of the embodiment of the present application;

[0034] Figure 4 is the overall structure schematic diagram of the embodiment of the present application;

[0035] Figure 5 is the structure schematic diagram of the chassis of the embodiment of the present application;

[0036] Figure 6 is the structure schematic diagram of the first fixing assembly of the embodiment of the present application;

[0037] Figure 7 is the enlarged view of A part of the embodiment of the present application; Figure 6

[0038] Figure 8 is the enlarged view of B part of the embodiment of the present application; Figure 6

[0039] Figure 9 is the structure schematic diagram of the second fixing assembly of the embodiment of the present application;

[0040] Figure 10 is the exploded structure schematic diagram of the second fixing assembly of the embodiment of the present application;

[0041] Figure 11 is the bottom view of the overall structure of the embodiment of the present application;

[0042] Figure 12 is the structure schematic diagram of the third fixing assembly of the embodiment of the present application;

[0043] Figure 13 ​​is a schematic view of the overall structure of an embodiment of the present application;

[0044] Figure 14 is a schematic view of the overall structure of an embodiment of the present application Figure 3 is an enlarged view of part C of the present application;

[0045] Figure 15 is a schematic view of the cross-sectional structure of a clamping piece of an embodiment of the present application.

[0046] Reference Signs: 1, base frame; 11, base plate; 12, reinforcing beam; 13, cross beam; 2, first fixing assembly; 21, stepped seat; 211, first plane; 212, second plane; 213, third plane; 214, fourth plane; 215, fifth plane; 216, clamping block; 22, first limiting block; 221, first support piece; 222, first fixing ring; 223, first abutting rod; 23, second limiting block; 231, second support piece; 24, foot pad; 3, second fixing assembly; 31, first connecting frame; 311, frame plate; 3111, connecting column; 32, inner support plate; 321, insertion hole; 33, ear plate seat; 331, first through hole; 332, second through hole; 34, first positioning plate; 341, third through hole; 342, fourth through hole; 4, third fixing assembly; 41, second connecting frame; 411, air cylinder; 412, third support piece; 42, bottom plate; 43, receiving plate; 44, third limiting block; 45, third connecting frame; 46, connecting plate; 461, positioning column; 462, second positioning plate; 4621, extension; 5, fourth fixing assembly; 51, fourth limiting block; 511, fourth support piece; 52, top frame; 521, connecting hole; 522, top block; 53, clamping piece; 531, second fixing ring; 532, connecting sleeve; 533, control rod; 5331, handle; 534, connecting rod; 535, telescopic rod; 54, fifth support piece; 55, third fixing ring; 56, second abutting rod; 6, arc-shaped baffle; 7, inner fixing plate; 71, support column; 72, positioning groove; 73, reinforcing plate; 8, semicircular arc plate; 81, ear plate; 9, sealing plate; 10, side beam. DETAILED DESCRIPTION

[0047] In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right", etc. indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0048] The following will be described in detail in combination with the accompanying Figure 3 - the accompanying Figure 15 The present application will be further described in detail.

[0049] The embodiment of the application discloses a front-moving type forklift frame welding tool Figure 3 and Figure 4 , which comprises a base frame 1 and a first fixing assembly 2, a second fixing assembly 3, a third fixing assembly 4 and a fourth fixing assembly 5 installed on the base frame 1. The first fixing assembly 2 is provided with two groups and is located at two sides of the arc-shaped baffle 6 respectively, and is used for fixing the arc-shaped baffle 6 and the side beam 10. The second fixing assembly 3 is located between the two side beams 10, and is used for fixing the inner fixing plate 7 and the semicircular arc plate 8. The third fixing assembly 4 is located between the two side beams 10 and below the sealing plate 9, and is used for fixing the inner fixing plate 7 and the sealing plate 9. The fourth fixing assembly 5 is used for fixing one end of the side beam 10 away from the arc-shaped baffle 6, and is provided with two groups and corresponds to the two side beams 10 respectively.

[0050] Referring to Figure 5 , the base frame 1 comprises a base plate 11, a reinforcing beam 12 and a cross beam 13. The base frame 1 is in the shape of a square box and is divided into a bottom edge, a top edge and two side edges. The reinforcing beam 12 is provided with three and is welded on the bottom edge and the two side edges of the base frame 1 respectively. The cross beam 13 is located at the middle part of the base plate 11 and is fixedly connected with the base plate 11.

[0051] Referring to Figure 6 and Figure 7 , the first fixing assembly 2 comprises a stepped seat 21, a first limiting block 22, a second limiting block 23 and a pad foot 24. The stepped seat 21 is provided with two groups and is located at two sides of the base frame 1 respectively, and is welded with the base frame 1. The stepped seat 21 is in the shape of a ladder and is sequentially formed with a first plane 211, a second plane 212, a third plane 213, a fourth plane 214 and a fifth plane 215 from bottom to top, and the two first planes 211 formed by the two groups of stepped seats 21 support two ends of the arc-shaped baffle 6 respectively, the second plane 212 can support the support 71 of the inner fixing plate 7, the third plane 213 and the fourth plane 214 can support the side beam 10, and the fifth plane 215 can support the sealing plate 9. The stepped seat 21 is further provided with a clamping block 216, the clamping block 216 is fixed with the stepped seat 21 through a fastener, the distance between the clamping block 216 and the stepped seat 21 can be adjusted by rotating the fastener, so that the side surface of the side beam 10 is clamped.

[0052] Referring to Figure 7 and Figure 8The first limiting block 22 is provided with two groups and is located above the two groups of stepped seats 21. The first limiting block 22 is fixedly connected with the first support 221 between the first limiting block 22 and the chassis 1. The first limiting block 22 is provided with a waist-shaped groove. The first limiting block 22 is fixed between the first limiting block 22 and the first support 221 through a fastener. The first limiting block 22 can move along the length direction of the waist-shaped groove and is fixed through the fastener penetrating the waist-shaped groove and being screwed with the first support 221. The lower end surface of the first limiting block 22 abuts against the side beam 10. The first limiting block 22 and the stepped seat 21 form the effect of clamping the side beam 10 up and down. The front end surface of the first limiting block 22 abuts against the sealing plate 9. The two groups of first limiting blocks 22 form the clamping effect of the sealing plate 9. The first support 221 is welded with the first fixed ring 222. The first fixed ring 222 is screwed with the first abutting rod 223. The end portion of the first abutting rod 223 is provided with a buffer pad. The buffer pad can be made of rubber or silicone. Rotating the first abutting rod 223 can make the buffer pad abut against the side beam 10, forming the clamping effect of the side beam 10.

[0053] With reference to Figure 6 The cushion 24 is located between the two groups of stepped seats 21. The cushion 24 is a vertically arranged cylinder. The cushion 24 is fixedly connected with the chassis 1. The upper end of the cushion 24 is provided with a buffer pad. The buffer pad supports the arc-shaped baffle 6. The second limiting block 23 is located above the cushion 24 and can form the clamping effect of the arc-shaped baffle 6 up and down with the cushion 24. The second limiting block 23 is fixedly connected with the second support 231 between the second limiting block 23 and the chassis 1. The second limiting block 23 is provided with a waist-shaped groove. The second limiting block 23 is fixed between the second limiting block 23 and the second support 231 through a fastener. The second limiting block 23 can move along the length direction of the waist-shaped groove and is fixed through the fastener penetrating the waist-shaped groove and being screwed with the second support 231.

[0054] With reference to Figure 9 And Figure 10 The second fixed assembly 3 includes the first connecting frame 31, the inner support plate 32, the ear plate seat 33 and the first positioning plate 34. The first connecting frame 31 is provided with two groups. The two groups of first connecting frames 31 are fixedly connected with the chassis 1. The top of the two groups of first connecting frames 31 is fixedly provided with the frame plate 311. The inner support plate 32 is in a semicircular arc shape. The curvature of the arc surface of the inner support plate 32 is the same as that of the semicircular arc plate 8. The upper end surface of the frame plate 311 is fixedly provided with the connecting column 3111. The axis of the connecting column 3111 is perpendicular to the end surface of the frame plate 311. The two ends of the inner support plate 32 are provided with the insertion hole 321. The insertion hole 321 of the inner support plate 32 is inserted and matched with the connecting column 3111. The inner support plate 32 is provided with two groups and can limit the inner circle of the semicircular arc plate 8.

[0055] With reference to Figure 9 And Figure 10The lower part of the lug seat 33 is provided with a first through hole 331, and the top of the lug seat 33 is provided with a second through hole 332, wherein the first through hole 331 is inserted and matched with the connecting column 3111, and the two ends of the first positioning plate 34 are provided with a third through hole 341, and the second through hole 332 is inserted and matched with the third through hole 341. The two ends of the first positioning plate 34 are also provided with a fourth through hole 342, and the fourth through hole 342 is inserted and matched with the lug 81 through the positioning pin. The lug seat 33 and the first positioning plate 34 can fix the position of the semicircular arc plate 8, and ensure the stability of the end of the semicircular arc plate 8.

[0056] Referring to Figure 11 and Figure 12 The third fixing assembly 4 includes a second connecting frame 41, a bottom plate 42, a receiving plate 43 and a third limiting block 44. The second connecting frame 41 and the first connecting frame 31 are fixedly connected through the bottom plate 42. The second connecting frame 41 is in the form of a plate, the bottom of the second connecting frame 41 is placed on the cross beam 13, and the two ends of the second connecting frame 41 are fixed on the bottom frame 1. The side of the second connecting frame 41 away from the inner fixing plate 7 is provided with a pneumatic cylinder 411, the pneumatic cylinder 411 is installed on the second connecting frame 41, a buffer pad is sleeved on the output end of the pneumatic cylinder 411, and the pneumatic cylinder 411 can push the inner fixing plate 7 away from the side of the second connecting frame 41 to fix the second connecting frame 41. A plurality of pad feet 24 are fixedly arranged on the cross beam 13, the upper end of each pad foot 24 is provided with a buffer pad, and the pad feet 24 are clamped with the positioning grooves 72 of the inner fixing plate 7. The second connecting frame 41 is fixedly provided with a third supporting piece 412, the third limiting block 44 is provided with a waist-shaped groove, the third limiting block 44 is fixed between the third supporting piece 412 through fasteners, the third limiting block 44 can move along the length direction of the waist-shaped groove, and is fixed through the fasteners passing through the waist-shaped groove and being screwed with the third supporting piece 412. The third limiting block 44 and the pad feet 24 form a clamping effect on the inner fixing plate 7. The receiving plate 43 is provided with two and is located below the two reinforcing plates 73 of the inner fixing plate 7, the receiving plate 43 is used for bearing and positioning the reinforcing plates 73, and the two ends of the receiving plate 43 are fixedly connected with the first connecting frame 31 and the second connecting frame 41 respectively.

[0057] Referring to Figure 12 and Figure 13 The third fixing assembly 4 further includes a third connecting frame 45, one end of the third connecting frame 45 is fixed on the bottom plate 42, and the other end is fixedly connected on the reinforcing beam 12. The third connecting frame 45 is provided with two groups, the two groups of third connecting frames 45 are fixedly connected through a connecting plate 46, the connecting plate 46 is fixedly provided with a positioning column 461 and a second positioning plate 462, the second positioning plate 462 is inserted and matched with the positioning column 461, one end of the second positioning plate 462 is provided with an extension 4621, the extension 4621 is clamped with a corner of the sealing plate 9, and the positioning plate is used for positioning the specific position of the sealing plate 9.

[0058] With reference to Figure 14 The fourth fixing assembly 5 comprises a fourth limiting block 51, a top frame 52 and a clamping piece 53. The fourth limiting block 51 is connected with the bottom frame 1 through a fourth supporting piece 511, the fourth limiting block 51 is provided with a waist-shaped slot, the fourth limiting block 51 is fixed with the fourth supporting piece 511 through fasteners, the fourth limiting block 51 can move along the length direction of the waist-shaped slot and is fixed with the fourth supporting piece 511 through the fasteners threaded through the waist-shaped slot. The fourth limiting block 51 and the bottom frame 1 form a clamping effect on the side beam 10.

[0059] With reference to Figure 14 The top frame 52 is fixedly connected with the bottom frame 1, the top frame 52 is provided with a connecting hole 521 and a top block 522, the top block 522 is insertedly matched with the connecting hole 521, the top block 522 abuts against the end of the side beam 10, and the top block 522 can limit and fix the side beam 10. The end of the top block 522 away from the side beam 10 is connected with a fastener, which can prevent the top block 522 from being separated from the connecting hole 521.

[0060] With reference to Figure 14 And Figure 15 The clamping piece 53 comprises a second fixing ring 531, a connecting sleeve 532, a control rod 533, a connecting rod 534 and an extension rod 535. The second fixing ring 531 is fixedly connected with the bottom frame 1, and the second fixing ring 531 is sleeved with and fixedly connected with the connecting sleeve 532. The control rod 533 is formed with a handle 5331 and is in an inverted T shape. One end of the control rod 533 is rotationally connected with the connecting sleeve 532, the other end is rotationally connected with the connecting rod 534, the end of the connecting rod 534 away from the control rod 533 is rotationally connected with the extension rod 535, one end of the extension rod 535 is slidingly connected with the connecting sleeve 532, and the other end is abutted against the side beam 10 through a pad. When the clamping piece 53 needs to form a clamping effect on the side beam 10, the handle 5331 of the control rod 533 is rotated to make the handle 5331 change from a horizontal state to a vertical state, the control rod 533 drives the connecting rod 534 to rotate, and the extension rod 535 moves along its own axis under the limitation of the connecting sleeve 532 and the driving of the control rod 533 and continuously approaches and clamps the side beam 10.

[0061] With reference to Figure 14 The bottom frame 1 is further fixedly provided with a fifth supporting piece 54, the upper end of the fifth supporting piece 54 is fixedly provided with a third fixing ring 55, the third fixing ring 55 is threadedly connected with a second abutting rod 56, the end of the second abutting rod 56 is provided with a buffer pad, and the buffer pad is abutted against the side beam 10.

[0062] The implementation principle of the embodiment is as follows:

[0063] The installation steps are as follows:

[0064] The two ends of the arc-shaped baffle 6 are respectively placed on the first planes 211 of the two sets of step seats 21, and the middle part of the arc-shaped baffle 6 is placed on the foot pad, the second limiting block 23 is fixed on the second support 231, and the second limiting block 23 and the foot pad form a fixing to the arc-shaped baffle 6.

[0065] The support 71 of the inner fixing plate 7 is placed on the second plane 212, the positioning groove 72 of the inner fixing plate 7 is clamped with the foot pad, the reinforcing plate 73 of the inner fixing plate 7 is placed on the receiving plate 43, the piston rod of the air cylinder 411 is extended, the inner fixing plate 7 is tightly pressed against the arc-shaped baffle 6, the third limiting block 44 is fixed on the third support 412, and the third limiting block 44 and the foot pad form a fixing to the inner fixing plate 7.

[0066] The two side beams 10 are placed on the two sets of step seats 21, and the second plane 212 and the third plane 213 form a support to the side beams 10, the first limiting block 22 is fixed on the first support 221, and the first limiting block 22 and the step seat 21 form a fixing to the side beams 10, the top block 522 is inserted into the connecting hole 521 of the top frame 52 to fix the other end of the side beam 10, then the second pressing rod tightly presses the side beam 10, the control rod 533 is rotated to make the telescopic rod 535 tightly press the side beam 10, and the second pressing rod and the telescopic rod 535 form a clamping to the side beam 10.

[0067] The insertion hole 321 of the inner support plate 32 is insertedly matched with the connecting column 3111 on the frame plate 311, the two inner support plates 32 are sequentially spliced and placed, then the semicircular arc plate 8 is placed at the outer edge of the two inner support plates 32, and the inner support plate 32 is tightly pressed against the inner circular surface of the semicircular arc plate 8. Then the first through hole 331 of the ear plate seat 33 is insertedly matched with the connecting column 3111, the second through hole 332 is insertedly matched with the third through hole 341 of the first positioning plate 34 through the positioning pin, and the fourth through hole 342 of the first positioning plate 34 is insertedly matched with the ear plate 81 through the positioning pin, so as to form a fixing to the position of the inner support plate 32.

[0068] The arc-shaped baffle 6, the inner fixing plate 7, the semicircular arc plate 8 and the side beam 10 are welded. After welding is completed, the first limiting block 22 and the first support 221 are loosened, the second positioning plate 462 is insertedly matched with the positioning column 461, then the sealing plate 9 is placed on the fifth plane 215 of the step seat 21, and an angle of the sealing plate 9 is aligned with the extension 4621, then the first limiting block 22 is fixed again, so that the two sets of first limiting blocks 22 form a clamping effect to the sealing plate 9. Finally, the sealing plate 9 is welded with the side beam 10, the arc-shaped baffle 6 and the semicircular arc plate 8.

[0069] The above are preferred embodiments of the present application, which do not limit the protection scope of the present application, therefore: any equivalent changes made on the structure, shape and principle of the present application shall be covered within the protection scope of the present application.

Claims

1. A front-moving forklift frame welding tool, the front-moving forklift frame comprising an arc-shaped baffle (6), an inner fixing plate (7), a semicircular arc plate (8), a sealing plate (9) and two side beams (10); two struts (71) and a support plate are welded on the side surface of the inner fixing plate (7), a reinforcing plate (73) is arranged between the support plate and the inner fixing plate (7), a positioning groove (72) is formed in the bottom of the inner fixing plate (7), two ear plates (81) are welded on the semicircular arc plate (8), the arc-shaped baffle (6) and the two side beams (10) are mutually welded and form an n-shaped frame, the inner fixing plate (7) and the semicircular arc plate (8) are both welded in the n-shaped frame, and the sealing plate (9) is welded on the arc-shaped baffle (6), characterized in that: The utility model provides a fixed frame for arc-shaped baffle, including chassis (1) and install first fixed assembly (2) on chassis (1), first fixed assembly (2) includes step seat (21) and first limit block (22), step seat (21) is equipped with two groups on chassis (1) and is fixedly connected with chassis (1), step seat (21) forms first plane (211) for supporting arc-shaped baffle (6), second plane (212) for supporting inner fixed plate (7) and third plane (213) for supporting side beam (10), first limit block (22) is provided with two groups and is located above two groups step seat (21) respectively, first limit block (22) forms the clamping effect of opposite side beam (10) with the corresponding step seat (21) below, two groups first limit block (22) clamps the baffle (9) in the middle, first fixed assembly (2) still includes first foot and second limit block (23), second limit block (23) and first foot are used for clamping arc-shaped baffle (6); ​ Second fixed assembly (3), the second fixed assembly (3) includes first connecting frame (31) and inner support plate (32), the first connecting frame (31) is fixedly connected with the chassis (1), the first connecting frame (31) is fixedly provided with a connecting column (3111), the inner support plate (32) is provided with a insertion hole (321), when the insertion hole (321) is inserted with the connecting column (3111), the inner support plate (32) is attached to the inner wall of the semicircular plate (8), the second fixed assembly (3) includes an ear plate seat (33), one end of the ear plate seat (33) is inserted with the connecting column (3111), the other end of the ear plate seat (33) is connected with a first positioning plate (34), the first positioning plate (34) is inserted with the ear plate (81); The inner support plate (32) is provided with two groups and can limit the inner circle of the semicircular plate (8); Third fixed assembly (4), the third fixed assembly (4) includes a second connecting frame (41), the second connecting frame (41) is fixedly connected with the chassis (1), the second connecting frame (41) is used for fixing the inner fixed plate (7), the second connecting frame (41) is further provided with a third limit block (44), the chassis (1) is provided with a second foot below the inner fixed plate (7), the second foot is clamped with a positioning groove (72), the third limit block (44) and the second foot are used for clamping the inner fixed plate (7); The third fixed assembly (4) includes a receiving plate (43) for receiving a reinforcing plate (73), and the third fixed assembly (4) further includes an extension (4621) for clamping one corner of the baffle (9); The fourth fixed assembly (5) is provided with two groups and is used for fixing two side beams (10) respectively.

2. The push forward type forklift frame welding tooling according to claim 1, characterized in that: The first fixed component (2) is used for supporting the arc-shaped baffle (6), the first fixed component is located between the two groups of stepped seats (21), the first fixed component is fixedly connected with the chassis (1), the second limiting block (23) is fixed with the chassis (1) through a fastener, and the second limiting block (23) is located above the first fixed component.

3. The push forward fork carriage welding fixture of claim 1, wherein: The third limiting block (44) is fixed with the second connecting frame (41) through a fastener.

4. The push forward fork carriage welding fixture of claim 1, wherein: The second connecting frame (41) is provided with a gas cylinder (411), a buffer pad is sleeved on a piston rod of the gas cylinder (411), and the buffer pad abuts against the inner fixed plate (7).

5. The push forward fork carriage welding fixture of claim 1, wherein: The two ends of the receiving plate (43) are fixedly connected with the first connecting frame (31) and the second connecting frame (41) respectively.

6. The push forward fork carriage welding fixture of claim 1, wherein: The third fixed component (4) comprises a third connecting frame (45) and a second positioning plate (462), the third connecting frame (45) is fixedly connected with the chassis (1), the second positioning plate (462) is inserted and matched between the third connecting frame (45), and the second positioning plate (462) is provided with an extension part (4621).

7. The push forward fork carriage welding fixture of claim 1, wherein: Each group of the fourth fixed component (5) comprises a top frame (52) and a top block (522), the top frame (52) is fixedly connected with the chassis (1), the top frame (52) is provided with a connecting hole (521), the top block (522) is inserted and matched with the connecting hole (521), and one end, away from the top frame (52), of the top block (522) abuts against an end portion of the side beam (10).

8. The push forward fork carriage welding fixture of claim 7, wherein: The fourth fixed component (5) comprises a second fixed ring (531), a connecting sleeve (532), a control rod (533), a connecting rod (534) and an extension rod (535), the second fixed ring (531) is fixedly connected with the chassis (1), the second fixed ring (531) is sleeved on the connecting sleeve (532), one end of the control rod (533) is rotationally connected with the connecting sleeve (532), the other end is rotationally connected with the connecting rod (534), one end, away from the control rod (533), of the connecting rod (534) is rotationally connected with the extension rod (535), one end of the extension rod (535) is slidingly connected with the connecting sleeve (532), and the other end abuts against the side beam (10).

9. The push forward fork carriage welding fixture of claim 1, wherein: The chassis (1) is further fixedly provided with a fifth supporting piece (54), the fifth supporting piece (54) is fixedly provided with a third fixed ring (55), the third fixed ring (55) is threadedly connected with a second abutting rod (56), and an end portion of the second abutting rod (56) abuts against the side beam (10).

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