A sports equipment welding device

Abstract

The present application relates to the field of welding facilities, especially to a sports equipment welding device, comprising a welding seat, a pressing piece is installed at the rear of the upper end of the welding seat, a bearing seat is fixedly installed at the end of the pressing piece, a plurality of positioning seats are linearly and elastically installed below the bearing seat, a gun rack is fixedly installed at the front and rear ends of the positioning seat, a welding gun is fixedly installed at the end of the gun rack, a plurality of supporting seats are linearly and fixedly installed at the front of the upper end of the welding seat, the supporting seats are arranged in a stepped manner, the positioning seat is located directly above the supporting seat, and clamping pieces are arranged in front of and behind the upper end supporting seat of the welding seat. The present application shortens the welding time, improves the welding efficiency, reduces the labor intensity of workers, saves the time consumed by measurement and positioning, ensures the welding quality, and guarantees the positioning strength of the arc-shaped frame and the cross frame.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of welding facilities, in particular to a sports equipment welding device. BACKGROUND

[0002] Sports equipment is a general term for various instruments, equipment and supplies used in competitive sports and fitness exercises. Sports equipment and sports are interdependent and promote each other. The popularization of sports and the diversification of sports projects have led to the development of sports equipment in terms of types and specifications. When welding facilities are used to process and weld the equipment used for sit-ups, only one crossbar and arc-shaped frame can be welded together at a time, and the welding of the next crossbar cannot be performed until the welding of the crossbar is completed. The process is time-consuming, resulting in low welding efficiency. SUMMARY

[0003] The purpose of the present application is to solve the problems in the background art and provide a sports equipment welding device.

[0004] To achieve the above purpose, the technical scheme adopted by the present application is as follows: a sports equipment welding device, comprising a welding seat, a pressing piece is installed at the upper end of the rear part of the welding seat, a bearing seat is fixedly installed at the end of the pressing piece, a plurality of positioning seats are linearly and elastically installed directly below the bearing seat, a gun rack is fixedly installed at the front and rear ends of the positioning seat, a welding gun is fixedly installed at the end of the gun rack, a plurality of support seats are linearly and fixedly installed at the front part of the upper end of the welding seat, the plurality of support seats are arranged in a stepped manner, the positioning seat is located directly above the support seat, and a clamping piece is arranged on the front and rear of the upper end support seat of the welding seat.

[0005] Preferably, a guide prism is fixedly installed at the upper end of the positioning seat, the guide prism penetrates out from the upper end of the bearing seat, and the guide prism and the bearing seat are in sliding fit, a limiting cap is embedded at the upper end of the guide prism, the lower end surface of the limiting cap is attached to the upper end surface of the bearing seat, a compression spring is wound outside the guide prism, and a circular arc groove is formed at the lower end of the positioning seat.

[0006] Preferably, one end of the compression spring is fixed to the upper end of the positioning seat, the other end of the compression spring is fixed to the lower end of the bearing seat, a limiting groove is formed at the middle of the upper end surface of the support seat, two first magnetic blocks are symmetrically embedded in the inner bottom surface of the limiting groove, and the upper end surface of the first magnetic block is coplanar with the inner bottom surface of the limiting groove.

[0007] Preferably, the pressing piece comprises a bearing plate fixedly installed at the rear of the upper end of the welding seat, a threaded rod is installed at the middle of the front end of the bearing plate, a sliding table is connected to the front of the threaded rod, a bearing seat is connected to the front end of the sliding table, guide seats are arranged on both sides of the threaded rod, guide sleeves are fixedly installed at the edges of the rear end of the sliding table, the guide sleeves are slidingly installed on the outer surfaces of the guide seats, a stand is fixedly installed at the rear end of the bearing plate, and the lower end of the stand is fixed to the welding seat.

[0008] Preferably, a bridge is fixedly installed at the rear end of the bearing seat, a fixed frame extends from the rear end of the bridge, the end of the fixed frame is fixed to the upper part of the front end of the sliding table, a reinforcing frame is fixedly installed at the lower part of the front end of the sliding table, the reinforcing frame is arranged obliquely, and the end of the reinforcing frame is fixed to the lower end of the bridge.

[0009] Preferably, a servo motor is fixedly installed at the upper edge of the front end of the bearing plate, the output end of the servo motor is fixed to the upper end of the threaded rod, a threaded seat is screwed on the outer surface of the threaded rod, the front end of the threaded seat is fixed to the middle of the rear end of the sliding table, rod frames are rotatably installed at both ends of the threaded rod, the rear end of each rod frame is fixed to the bearing plate, column seats are fixedly installed at both ends of the guide seat, and the rear end of each column seat is fixed to the bearing plate.

[0010] Preferably, the clamping piece comprises two first clamping plates fixedly installed at the rear of the upper end support of the welding seat, a first arc-shaped groove is formed in the front end face of each first clamping plate, a second magnetic block is embedded in the rear end of the inside of each first arc-shaped groove, the front end face of the second magnetic block is coplanar with the inner surface of the first arc-shaped groove, a connecting frame is elastically installed at the front of the upper end support of the welding seat, a second clamping plate is fixedly installed at the rear end face of the connecting frame, a second arc-shaped groove is formed in the rear end face of the second clamping plate, and a third magnetic block is embedded in the rear end of the inside of the second arc-shaped groove.

[0011] Preferably, a clamping plate seat is arranged at the front of the connecting frame, a support frame is fixedly installed at the middle of the lower end of the clamping plate seat, the lower end of the support frame is fixed to the welding seat, two guide frames are fixedly and symmetrically installed at the front end of the connecting frame, the guide frames extend out of the front end of the clamping plate seat and slidingly cooperate with the clamping plate seat, a return spring is wound around the outer side of each guide frame, one end of the return spring is fixed to the front end of the clamping plate seat, a ring cap is coaxially embedded in the front end of each guide frame, the other end of the return spring is fixed to the rear end of the ring cap, an L-shaped frame is fixedly installed at the middle of the upper end of the connecting frame, a push wheel is installed at the end of the L-shaped frame, a protruding frame is fixedly installed at the middle of the front end of the bearing seat, a push plate is embedded in the end of the protruding frame, the lower part of the push plate is arranged obliquely, and the push wheel is attached to the lower part of the push plate.

[0012] Compared with the prior art, the present application has the following beneficial effects:

[0013] 1. By the downward sliding of the sliding table, the carrier seat is driven to move downward, and when the positioning seat at the outermost edge of the carrier seat is pressed against the horizontal frame at the highest position, the carrier seat will continue to move downward, at which time the compression spring on the positioning seat at the outermost edge will be deformed to offset the downward force of the carrier seat, so that the positioning seat at the outermost edge of the carrier seat can be pressed against the horizontal frame at the second height, and so on, so that multiple positioning seats on the carrier seat can be pressed against multiple horizontal frames, that is, the heights of multiple welding guns on multiple positioning seats can be lowered in turn to adapt to the heights of multiple horizontal frames arranged, thereby achieving the purpose of simultaneously welding multiple horizontal frames and arc-shaped frames together, thereby shortening the welding time and improving the welding efficiency.

[0014] 2. Under the action of the first clamping plate and the second clamping plate, two arc-shaped frames can be respectively placed in the first arc-shaped groove on the first clamping plate and the second arc-shaped groove on the second clamping plate for limiting, and under the action of multiple support seats arranged in a linear array and in a stepped manner, multiple horizontal frames can be placed in the limiting grooves on the multiple support seats in turn, so that the multiple horizontal frames can be evenly distributed and aligned between the two arc-shaped frames under the supporting and limiting of the support seats, and the process does not require workers to additionally measure and position each horizontal frame, thereby effectively reducing the labor intensity of the workers and saving the time consumed for measurement and positioning, and further improving the welding efficiency.

[0015] 3. When the carrier seat moves downward to drive the welding gun to move downward, the pushing plate will also move downward synchronously, at which time the pushing wheel will roll on the inclined surface of the pushing plate to drive the connecting frame to move rearward, at which time the guide frame will slide on the clamping seat to assist the movement of the connecting frame, thereby driving the arc-shaped frame on the second clamping plate to move rearward to tightly abut against the arc-shaped frame, so that the multiple horizontal frames can be tightly clamped between the two arc-shaped frames for welding, thereby avoiding the phenomenon that the gap between the arc-shaped frame and the horizontal frame is too large to be welded together, thereby ensuring the welding quality, and under the magnetic action of the third magnetic block, the second magnetic block and the first magnetic block, the arc-shaped frame and the horizontal frame can be firmly attracted to avoid the falling of the arc-shaped frame or the horizontal frame during the process of moving and clamping, thereby ensuring the positioning force of the arc-shaped frame and the horizontal frame. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic view of the sports equipment welding device of the present application;

[0017] Figure 2 It is a structural schematic view of the sports equipment welding device of the present application; Figure 1 It is an enlarged view of A in the figure;

[0018] Figure 3It is a schematic view of the servo motor of the sports equipment welding device of the present application;

[0019] Figure 4 It is a schematic view of the support seat of the sports equipment welding device of the present application;

[0020] Figure 5 It is a schematic view of the first clamping plate of the sports equipment welding device of the present application;

[0021] Figure 6 It is a schematic view of the clamping plate seat of the sports equipment welding device of the present application;

[0022] Figure 7 It is a schematic view of the second clamping plate of the sports equipment welding device of the present application;

[0023] Figure 8 It is a use view of the sports equipment welding device of the present application.

[0024] In the figure: 1, welding seat; 2, stand; 3, bearing plate; 4, servo motor; 5, sliding table; 6, bridge; 7, bearing seat; 8, extension frame; 9, push plate; 10, L-shaped frame; 11, clamping plate seat; 12, support seat; 13, first clamping plate; 14, fixed frame; 15, column seat; 16, guide seat; 17, guide sleeve; 18, threaded seat; 19, threaded rod; 20, reinforcing frame; 21, guide prism; 22, compression spring; 23, positioning seat; 24, circular arc groove; 25, rod frame; 26, gun frame; 27, support frame; 28, welding gun; 29, limiting cap; 30, limiting groove; 31, first magnetic block; 32, first arc-shaped groove; 33, second magnetic block; 34, second clamping plate; 35, second arc-shaped groove; 36, third magnetic block; 37, push wheel; 38, guide frame; 39, return spring; 40, ring cap; 41, connecting frame; 42, arc-shaped frame; 43, cross frame. DETAILED DESCRIPTION

[0025] The following description is used to disclose the present application so that those skilled in the art can implement the present application. The preferred embodiments in the following description are only as examples, and other obvious modifications can be thought of by those skilled in the art.

[0026] As Figures 1-8The sports equipment welding device shown comprises a welding seat 1, a pressing piece is installed at the upper end rear part of the welding seat 1, a bearing seat 7 is fixedly installed at the end of the pressing piece, the bearing seat 7 plays a role of bearing the positioning seat 23, a plurality of positioning seats 23 are linearly and elastically installed right below the bearing seat 7, the positioning seat 23 plays a role of positioning the downward height of the welding gun 28, so that the plurality of welding guns 28 can adapt to the height of the plurality of cross frames 43 for welding, a gun rack 26 is fixedly installed at the front and rear ends of the positioning seat 23, the welding gun 28 is fixedly installed at the end of the gun rack 26, the welding gun 28 is connected with an external welding machine for use, since the welding by the welding gun 28 is prior art and has been widely used, therefore, it is not described in detail here, a plurality of support seats 12 are linearly and fixedly installed at the upper end front part of the welding seat 1, the plurality of support seats 12 are arranged in a stepped manner, the positioning seat 23 is located right above the support seat 12, the support seat 12 plays a role of supporting and limiting the plurality of cross frames 43, and the clamping pieces are arranged at the front and rear of the support seat 12 at the upper end of the welding seat 1.

[0027] A guide prism 21 is fixedly installed at the upper end middle part of the positioning seat 23, the guide prism 21 penetrates out from the upper end of the bearing seat 7, the guide prism 21 plays a role of vertically guiding the positioning seat 23, and the guide prism 21 is in sliding cooperation with the bearing seat 7, a limiting cap 29 is inlaid at the upper end of the guide prism 21, the lower end surface of the limiting cap 29 is attached to the upper end surface of the bearing seat 7, the limiting cap 29 plays a role of preventing the guide prism 21 from separating from the bearing seat 7, and a compression spring 22 is wound at the outer side of the guide prism 21, a circular arc groove 24 is formed at the lower end middle part of the positioning seat 23, the shape of the circular arc groove 24 is matched with the shape of the cross frame 43, so as to attach the circular arc groove 24 to the cross frame 43 to position the height of the welding gun 28.

[0028] One end of the compression spring 22 is fixed with the upper end of the positioning seat 23, the other end of the compression spring 22 is fixed with the lower end of the bearing seat 7, the compression spring 22 plays a role of compressing the positioning seat 23, a limiting groove 30 is formed at the upper end surface middle part of the support seat 12, two first magnetic blocks 31 are symmetrically inlaid at the inner bottom surface of the limiting groove 30, the shape of the limiting groove 30 is matched with the shape of the cross frame 43, so as to attach the cross frame 43 into the limiting groove 30 to be limited, the upper end surface of the first magnetic block 31 is coplanar with the inner bottom surface of the limiting groove 30, the first magnetic block 31 can adsorb the cross frame 43, so as to avoid the cross frame 43 from separating from the limiting groove 30.

[0029] The pressing piece comprises a bearing plate 3 fixedly installed at the rear upper end of the welding seat 1, a threaded rod 19 installed at the front middle part of the bearing plate 3, a sliding table 5 connected to the front of the threaded rod 19, the threaded rod 19 serving to drive the sliding table 5 to move, a bearing seat 7 connected to the front end of the sliding table 5, guide seats 16 arranged at the two sides of the threaded rod 19, guide sleeves 17 fixedly installed at the rear end edges of the sliding table 5, the guide sleeves 17 slidingly installed on the outer surfaces of the guide seats 16, a stand 2 fixedly installed at the rear end of the bearing plate 3, the stand 2 serving to reinforce the bearing plate 3, and the lower end of the stand 2 being fixed to the welding seat 1.

[0030] The rear end of the bearing seat 7 is fixedly installed with a bridge 6, the rear end of the bridge 6 is extended with a fixed frame 14, the bridge 6 and the fixed frame 14 serving to fix the bearing seat 7, the end of the fixed frame 14 is fixed to the upper part of the front end of the sliding table 5, the lower part of the front end of the sliding table 5 is fixedly installed with a reinforcing frame 20, the reinforcing frame 20 is arranged in an inclined manner, the reinforcing frame 20 serving to reinforce the connecting strength of the fixed frame 14, and the end of the reinforcing frame 20 is fixed to the lower end of the bridge 6.

[0031] The upper edge of the front end of the bearing plate 3 is fixedly installed with a servo motor 4, the output end of the servo motor 4 is fixed to the upper end of the threaded rod 19, the servo motor 4 serving to drive the threaded rod 19 to rotate, the outer surface of the threaded rod 19 is screwed with a threaded seat 18, the front end of the threaded seat 18 is fixed to the middle part of the rear end of the sliding table 5, the threaded seat 18 serving to cooperate with the threaded rod 19, the two ends of the threaded rod 19 are rotatably installed with rod frames 25, the rear end of the rod frame 25 is fixed to the bearing plate 3, the rod frame 25 serving to connect the threaded rod 19, and the two ends of the guide seat 16 are fixedly installed with column seats 15, the rear end of the column seat 15 is fixed to the bearing plate 3, and the column seat 15 serves to fix the guide seat 16.

[0032] The clamping piece comprises two first clamping plates 13 fixedly installed at the rear of the upper end support seat 12 of the welding seat 1, the front end face of the first clamping plate 13 is provided with a first arc-shaped slot 32, the arc of the first arc-shaped slot 32 of the two first clamping plates 13 matches the arc of the arc-shaped frame 42, so that the arc-shaped frame 42 is fitted into the first arc-shaped slot 32 for limiting, the rear end inside the first arc-shaped slot 32 is embedded with a second magnetic block 33, the front end face of the second magnetic block 33 is coplanar with the inner surface of the first arc-shaped slot 32, the second magnetic block 33 serves to fix the arc-shaped frame 42 in the first arc-shaped slot 32, the front of the upper end support seat 12 of the welding seat 1 is elastically installed with a connecting frame 41, the rear end face of the connecting frame 41 is fixedly installed with a second clamping plate 34 at both side edges, the connecting frame 41 serves to bear the second clamping plate 34, the rear end face of the second clamping plate 34 is provided with a second arc-shaped slot 35, the rear end inside the second arc-shaped slot 35 is embedded with a third magnetic block 36, the arc of the second arc-shaped slot 35 of the two second clamping plates 34 matches the arc of the arc-shaped frame 42, so that the arc-shaped frame 42 is fitted into the first arc-shaped slot 32 for limiting, the rear end face of the third magnetic block 36 is coplanar with the inner surface of the second arc-shaped slot 35, the third magnetic block 36 serves to fix the arc-shaped frame 42 in the second arc-shaped slot 35.

[0033] The front of the connecting frame 41 is provided with a clamping plate seat 11, the lower end middle part of the clamping plate seat 11 is fixedly installed with a support frame 27, the support frame 27 serves to support and fix the clamping plate seat 11, the lower end of the support frame 27 is fixed with the welding seat 1, the front end of the connecting frame 41 is fixedly installed with two guide frames 38, the clamping plate seat 11 and the guide frame 38 serve to guide the second clamping plate 34, the guide frame 38 penetrates out from the front end of the clamping plate seat 11, and the guide frame 38 is in sliding fit with the clamping plate seat 11, the outer side of the guide frame 38 is wound with a return spring 39, one end of the return spring 39 is fixed with the front end of the clamping plate seat 11, the return spring 39 serves to drive the second clamping plate 34 to return, the front end of the guide frame 38 is coaxially embedded with a ring cap 40, the ring cap 40 serves to be pushed by the return spring 39, the other end of the return spring 39 is fixed with the rear end of the ring cap 40, the upper end middle part of the connecting frame 41 is fixedly installed with an L-shaped frame 10, the L-shaped frame 10 is installed with a push wheel 37 at the end, the L-shaped frame 10 serves to bear the push wheel 37, the front end middle part of the bearing seat 7 is fixedly installed with an extending frame 8, the end of the extending frame 8 is embedded with a pushing plate 9, the extending frame 8 serves to fix the pushing plate 9, the lower part of the pushing plate 9 is obliquely arranged, can push the push wheel 37, so that the second clamping plate 34 and the first clamping plate 13 are gathered, and multiple horizontal frames 43 can be tightly clamped between the two arc-shaped frames 42, the push wheel 37 is fitted to the lower part of the pushing plate 9.

[0034] When welding, the two arc-shaped frames 42 are respectively placed in the first arc-shaped groove 32 on the first clamping plate 13 and the second arc-shaped groove 35 on the second clamping plate 34, at which time the second magnetic block 33 in the first arc-shaped groove 32 and the third magnetic block 36 in the second arc-shaped groove 35 will adsorb the arc-shaped frame 42, so that the arc-shaped frame 42 is firmly positioned, then the plurality of cross frames 43 are sequentially placed in the limiting groove 30 on the plurality of supporting seats 12, at which time the first magnetic block 31 in the limiting groove 30 will adsorb the cross frame 43, so that the cross frame 43 is firmly positioned, so that the plurality of cross frames 43 can be uniformly distributed and aligned between the two arc-shaped frames 42, then the servo motor 4 works to drive the threaded rod 19 to rotate, so that the threaded seat 18 screwed on the threaded rod 19 can move downward, thereby driving the sliding table 5 to move downward, at which time the guide sleeve 17 slides on the guide seat 16 to assist the sliding table 5 to move downward, so as to drive the bearing seat 7 to move downward, at which time the pushing plate 9 is driven by the bearing seat 7 to move downward, and the pushing wheel 37 rolls on the inclined surface of the pushing plate 9 to drive the connecting frame 41 to move backward, at which time the guide frame 38 slides on the clamping seat 11 to assist the connecting frame 41 to move, thereby driving the arc-shaped frame 42 on the second clamping plate 34 to move backward, so as to tightly press on the arc-shaped frame 42, so that the plurality of cross frames 43 can be tightly clamped between the two arc-shaped frames 42, then the bearing seat 7 continues to move downward, and when the positioning seat 23 at the edge of the bearing seat 7 is pressed on the cross frame 43 at the highest position, the bearing seat 7 will continue to move downward, at which time the compression spring 22 on the positioning seat 23 at the edge is deformed to offset the downward force of the bearing seat 7, so that the positioning seat 23 close to the edge of the bearing seat 7 can be pressed on the cross frame 43 at the second height, and so on, so that the plurality of positioning seats 23 on the bearing seat 7 can be pressed on the plurality of cross frames 43, that is, the height of the plurality of welding guns 28 on the plurality of positioning seats 23 can be lowered in sequence, so as to adapt to the height of the arrangement of the plurality of cross frames 43, that is, the plurality of welding guns 28 can be welded at the welding points of the plurality of cross frames 43.

[0035] The basic principles, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited to the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection claimed by the present application is defined by the appended claims and their equivalents.

Claims

1. A sports equipment welding device comprising a welding seat (1), characterized in that: The upper end rear part of the welding seat (1) is provided with a pressing piece, the end of the pressing piece is fixedly provided with a bearing seat (7), a plurality of positioning seats (23) are linearly arranged below the bearing seat (7) and elastically mounted, gun racks (26) are fixedly mounted on the front and rear ends of the positioning seats (23), welding guns (28) are fixedly mounted on the ends of the gun racks (26), a plurality of supporting seats (12) are linearly fixedly mounted on the upper end front part of the welding seat (1), the supporting seats (12) are arranged in a stepped manner, the positioning seats (23) are located directly above the supporting seats (12), and clamping pieces are arranged on the front and rear sides of the upper end of the welding seat (1) and the supporting seats (12); the clamping pieces comprise two first clamping plates (13) fixedly arranged on the rear side of the upper end supporting seat (12) of the welding seat (1), a first arc-shaped groove (32) is formed in the front end surface of the first clamping plate (13), a second magnetic block (33) is inlaid in the rear end of the first arc-shaped groove (32) in a penetrating manner, the front end surface of the second magnetic block (33) is coplanar with the inner surface of the first arc-shaped groove (32), a connecting frame (41) is elastically mounted on the front side of the upper end supporting seat (12) of the welding seat (1), second clamping plates (34) are fixedly arranged on the both side edges of the rear end surface of the connecting frame (41), a second arc-shaped groove (35) is formed in the rear end surface of the second clamping plate (34), and a third magnetic block (36) is inlaid in the rear end of the second arc-shaped groove (35) in a penetrating manner, the rear end surface of the third magnetic block (36) is coplanar with the inner surface of the second arc-shaped groove (35); A guide prism (21) is fixedly arranged on the upper end middle part of the positioning seat (23), the guide prism (21) penetrates out from the upper end of the bearing seat (7) and is in sliding fit with the bearing seat (7), a limiting cap (29) is inlaid on the upper end of the guide prism (21), the lower end surface of the limiting cap (29) is attached to the upper end surface of the bearing seat (7), a compression spring (22) is wound on the outer side of the guide prism (21), and an arc-shaped groove (24) is formed in the lower end middle part of the positioning seat (23); one end of the compression spring (22) is fixed to the upper end of the positioning seat (23), the other end of the compression spring (22) is fixed to the lower end of the bearing seat (7), a limiting groove (30) is formed in the middle part of the upper end surface of the supporting seat (12), and two first magnetic blocks (31) are inlaid in the inner bottom surface of the limiting groove (30) in a symmetrical manner, the upper end surface of the first magnetic block (31) is coplanar with the inner bottom surface of the limiting groove (30). The front of the connecting frame (41) is provided with a clamping plate seat (11), the lower end of the clamping plate seat (11) is fixedly installed with a support frame (27), the lower end of the support frame (27) is fixed with the welding seat (1), the front end of the connecting frame (41) is fixedly installed with two guide frames (38) symmetrically, the guide frame (38) penetrates out from the front end of the clamping plate seat (11), and the guide frame (38) is in sliding fit with the clamping plate seat (11), the outer side of the guide frame (38) is wound with a return spring (39), one end of the return spring (39) is fixed with the front end of the clamping plate seat (11), the front end of the guide frame (38) is coaxially embedded with a ring cap (40), the other end of the return spring (39) is fixed with the rear end of the ring cap (40), the upper end of the connecting frame (41) is fixedly installed with an L-shaped frame (10), the end of the L-shaped frame (10) is installed with a push wheel (37), the front end of the bearing seat (7) is fixedly installed with an extension frame (8), the end of the extension frame (8) is embedded with a push plate (9) penetratingly, the lower part of the push plate (9) is inclinedly arranged, and the push wheel (37) is attached to the lower part of the push plate (9).

2. A sports equipment welding device as defined in claim 1, wherein: The pressure piece includes a bearing plate (3) fixedly installed on the upper end of the welding seat (1), a threaded rod (19) installed on the front end of the bearing plate (3), a sliding table (5) connected in front of the threaded rod (19), the bearing seat (7) connected with the front end of the sliding table (5), guide seats (16) arranged on both sides of the threaded rod (19), guide sleeves (17) fixedly installed on both side edges of the rear end of the sliding table (5), the guide sleeves (17) slidingly installed on the outer surface of the guide seats (16), a stand (2) fixedly installed on the rear end of the bearing plate (3), and the lower end of the stand (2) fixed with the welding seat (1).

3. A sports equipment welding device as defined in claim 2, wherein: The rear end of the bearing seat (7) is fixedly installed with a bridge frame (6), the rear end of the bridge frame (6) extends with a fixed frame (14), the end of the fixed frame (14) is fixed with the front end of the upper part of the sliding table (5), the front end of the lower part of the sliding table (5) is fixedly installed with a reinforcing frame (20), the reinforcing frame (20) is arranged obliquely, and the end of the reinforcing frame (20) is fixed with the lower end of the bridge frame (6).

4. A sports equipment welding device as defined in claim 3, wherein: The front end of the bearing plate (3) is fixedly installed with a servo motor (4), the output end of the servo motor (4) is fixed with the upper end of the threaded rod (19), the outer surface of the threaded rod (19) is screwed with a threaded seat (18), the front end of the threaded seat (18) is fixed with the rear end of the middle part of the sliding table (5), both ends of the threaded rod (19) are rotatably installed with rod frames (25), the rear end of the rod frame (25) is fixed with the bearing plate (3), both ends of the guide seat (16) are fixedly installed with column seats (15), and the rear end of the column seat (15) is fixed with the bearing plate (3).

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