Machining and punching equipment for sports equipment

Abstract

The invention relates to the technical field of sports equipment machining, and discloses sports equipment machining and punching equipment. Comprising a longitudinal supporting plate arranged on the upper surface of a bottom supporting base plate, a driving motor fixedly installed on one side of the longitudinal supporting plate through a motor fixing base, a driving belt wheel arranged at the end of a rotor of the driving motor in a sleeving mode, a top cross beam arranged on one side of the top of the longitudinal supporting plate, a first shaft hole formed in the top cross beam and a drill rod. And the pressing type pressure applying mechanism structurally comprises a second limiting frame capable of being installed at the top of the plum blossom-shaped movable rod in a static mode and a pressing rod capable of pressing the plum blossom-shaped movable rod downwards. According to the drilling equipment for machining the sports equipment, the plum blossom movable rod capable of longitudinally moving is used for transmitting rotary motion and has a feeding linkage effect, so that the force required by the equipment during feeding can be reduced, and meanwhile, a timely resetting effect can be generated, so that the flexibility of the equipment during drilling is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of sports equipment processing, in particular to a sports equipment processing and punching device. BACKGROUND

[0002] During installation and use, sports equipment needs to be punched at specific positions to facilitate directional installation with bolts, and a corresponding punching device is needed during punching.

[0003] For example, a punching device is disclosed in Chinese Patent Publication No. CN203526607U, which mainly includes a base, a positioning mold, a drill bit device, a hand crank, a limiting nut, a limiting plate, and a screw rod. The positioning mold is fixed on the base and has three matching grooves. The limiting plate is an integral structure with the punching device shell, one side of which is provided with a hole, and the screw rod passes through the hole and is connected with the drill bit device. The limiting nut is on the screw rod. When using the punching device, the product to be punched is placed in the groove of the positioning mold, the hand crank is shaken until the drill bit of the drill bit device just touches the product, the distance that the pointer slides is observed, the hand crank is released, the limiting nut is adjusted to the distance from the limiting plate upwards, then the limiting nut is further adjusted according to the punching depth, and the product is punched by directly shaking the hand crank until it cannot rotate, thereby preventing the product from being broken and the drill bit of the drill bit device can be replaced according to the required diameter of the product hole.

[0004] However, the above-mentioned punching device feeds the drill bit by shaking the hand crank, and the structure connected with the hand crank is generally a gear structure or a worm structure, which has the following defects: 1. The linkage of the gear and the worm will cause the device to easily produce a movement gap due to the low force surface, thereby affecting the punching accuracy; 2. The feeding and resetting flexibility during drilling is relatively low. SUMMARY

[0005] In view of the deficiencies of the prior art, the present application provides a sports equipment processing and punching device that can transmit rotary motion and feeding linkage effect through the longitudinally movable plum blossom movable rod, thereby reducing the force required during feeding, and at the same time, generating a timely resetting function to improve the flexibility of the device during drilling, thereby solving the above technical problems.

[0006] In order to achieve the above object, the present application provides the following technical scheme: a sports equipment processing and punching equipment, comprising a longitudinal support plate arranged on the upper surface of a bottom support base plate, a driving motor fixedly installed on one side of the longitudinal support plate through a motor fixing base, a driving belt pulley sleeved on the end of the rotor of the driving motor, a top cross beam arranged on one side of the top of the longitudinal support plate, a No. 1 shaft hole and a drill rod arranged in the top cross beam, a linkage type feeding mechanism, which comprises a rotating sleeve installed in the No. 1 shaft hole through a bearing and rotating with the driving belt pulley through a belt, a wobble bar capable of moving axially along the rotating sleeve and driving the drill rod to rotate, and a No. 1 spiral spring capable of generating elastic damping effect when the wobble bar moves downward, and a pressing type pressure applying mechanism, which comprises a No. 2 limiting frame capable of being installed on the top of the wobble bar in a stationary manner and a pressing rod capable of pressing the wobble bar downward.

[0007] Preferably, the linkage type feeding mechanism further comprises a wobble bar hole arranged at the center of the rotating sleeve and having an open structure at both ends, a No. 1 limiting frame and two side limiting plates, a driven belt pulley is fixedly installed on the top cylinder of the rotating sleeve, the driven belt pulley and the driving belt pulley are linked through a belt, the rod body of the wobble bar penetrates through the wobble bar hole, the bottom end of the wobble bar is provided with a No. 1 butt joint disc, the top end of the wobble bar is fixedly installed with a No. 1 rotating shaft through a No. 2 butt joint disc, the top end of the No. 1 rotating shaft is installed with a No. 3 butt joint disc, the center of the No. 1 limiting frame is provided with a No. 2 shaft hole installed on the shaft body of the No. 1 rotating shaft through a bearing, the two side limiting plates are fixedly installed on the symmetrical two sides of the top cross beam in a horizontal state, a No. 1 rod hole is arranged in the top cross beam, two longitudinal limiting rods penetrating through the No. 1 rod hole are fixedly installed on the bottom of the No. 1 limiting frame, a lower limiting head is fixedly installed on the bottom end of the longitudinal limiting rod, and a No. 1 spiral spring in a compressed state is sleeved on the rod body of the longitudinal limiting rod between the No. 1 limiting frame and the side limiting plate.

[0008] Preferably, the structure and shape of the cross section of the wobble bar hole are consistent with the structure and shape of the cross section of the wobble bar, both are waffle structures, and the structure size of the cross section of the wobble bar hole matches the structure size of the cross section of the wobble bar.

[0009] Preferably, the structure and shape of the cross section of the No. 1 rod hole are consistent with the structure and shape of the cross section of the longitudinal limiting rod, both are waffle structures, and the structure size of the cross section of the No. 1 rod hole matches the structure size of the cross section of the longitudinal limiting rod.

[0010] Preferably, the pressing type pressing mechanism further comprises a third shaft hole arranged at the center of the second limiting frame, a second rotating shaft capable of rotating is installed in the third shaft hole through a bearing, the second rotating shaft is provided with a fourth butt joint disc fixedly connected with the third butt joint disc, the circumferential side of the second limiting frame is provided with a pressing rod in an integral structure, and the bottom of the symmetrical two sides of the second limiting frame is respectively fixedly installed with a longitudinal connecting rod, and the bottom end of the longitudinal connecting rod is fixedly connected with the upper surface of the first limiting frame through a fifth butt joint disc.

[0011] Preferably, the outer circumferential surface of the pressing rod is sleeved with an anti-skid sleeve capable of increasing friction.

[0012] Preferably, the pressing type pressing mechanism further comprises a pressing type pre-tightening mechanism, which comprises a horizontal hollow shell fixedly installed on one side of the top beam and having a hollow structure, a pre-tightening pulley capable of producing a pressing type pre-tightening effect on the belt arranged on one side of the horizontal hollow shell, and a second spiral spring capable of producing an elastic pre-tightening force on the pre-tightening pulley.

[0013] Preferably, the pressing type pressing mechanism further comprises a horizontal movable cavity arranged in the horizontal hollow shell, the shell of the horizontal hollow shell is fixedly installed on one side of the top beam through a curved connecting rod, the horizontal movable cavity is arranged with an embedded movable plate capable of moving in the axial direction, one end of the horizontal hollow shell is provided with a second rod hole communicating with the outside space and one end of the horizontal movable cavity, one end of the embedded movable plate is arranged with a second spiral spring in a compressed state, the other end of the embedded movable plate is fixedly installed with a horizontal telescopic rod penetrating through the second rod hole, the outer end surface of the horizontal telescopic rod is fixedly installed with a shaft sleeve, the center of the shaft sleeve is provided with a fourth shaft hole with an open structure at both ends, a third rotating shaft capable of rotating is installed in the fourth shaft hole through a bearing, and the bottom of the third rotating shaft is fixedly installed with the pre-tightening pulley pressing against one side of the belt.

[0014] Preferably, the structure and shape of the cross section of the second rod hole are consistent with the structure and shape of the cross section of the horizontal telescopic rod, both are plum blossom structures, and the structure size of the cross section of the second rod hole is matched with the structure size of the cross section of the horizontal telescopic rod.

[0015] Preferably, the length of the horizontal telescopic rod is sufficient to enable the pre-tightening pulley to produce an elastic pre-tightening force on the belt.

[0016] Compared with the prior art, the present application provides a sports equipment processing and punching equipment, which has the following beneficial effects: The plum blossom movable rod capable of moving longitudinally transmits the rotating motion and the feeding linkage effect, which can reduce the force required by the equipment when feeding, and can also produce a timely resetting function, thereby improving the flexibility of the equipment when drilling. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a perspective view of the present application; Figure 2 is a perspective view of the present application; Figure 3 is a perspective view of the linkage feeding mechanism in the present application; Figure 4 is a perspective view of the linkage feeding mechanism in the present application; Figure 5 is a perspective view of the pressing pressure applying mechanism in the present application; Figure 6 is a perspective view of the interference pre-tightening mechanism in the present application; Figure 7 is a perspective view of the interference pre-tightening mechanism in the present application.

[0018] Wherein: 1, bottom support base plate; 2, longitudinal support plate; 3, motor fixing base; 4, driving motor; 5, driving pulley; 6, belt; 7, No. 1 shaft hole; 8, drill rod; 9, linkage feeding mechanism; 91, plum blossom movable rod; 92, plum blossom rod hole; 93, driven pulley; 94, No. 1 butt joint disc; 95, No. 2 butt joint disc; 96, No. 1 rotating shaft; 97, No. 3 butt joint disc; 98, No. 1 limiting frame; 99, No. 2 shaft hole; 910, longitudinal limiting rod; 911, side limiting plate; 912, No. 1 rod hole; 913, lower limiting head; 914, No. 1 spiral spring; 915, rotating sleeve; 10, pressing pressure applying mechanism; 101, No. 2 limiting frame; 102, No. 3 shaft hole; 103, No. 2 rotating shaft; 104, No. 4 butt joint disc; 105, pressing rod; 106, anti-skid sleeve; 107, longitudinal connecting rod; 108, No. 5 butt joint disc; 11, interference pre-tightening mechanism; 111, curved connecting rod; 112, horizontal hollow shell; 113, horizontal movable cavity; 114, No. 2 rod hole; 115, built-in movable plate; 116, No. 2 spiral spring; 117, horizontal telescopic rod; 118, No. 4 shaft hole; 119, No. 3 rotating shaft; 1110, pre-tightening pulley; 1111, shaft sleeve; 12, top cross beam. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the present application.

[0020] Please refer to Figure 1 and Figure 2The utility model provides a sports equipment processing and punching device, which comprises a longitudinal support plate 2 arranged on the upper surface of a bottom support base plate 1, a driving motor 4 fixedly installed on one side of the longitudinal support plate 2 through a motor fixing base 3, a driving belt pulley 5 sleeved on the end of the rotor of the driving motor 4, a top cross beam 12 arranged on one side of the top of the longitudinal support plate 2, a No. 1 shaft hole 7 and a drill rod 8 arranged in the top cross beam 12, the sports equipment to be punched is fixed on the upper surface of the bottom support base plate 1, and the punching position is located directly below the drill rod 8, so that the preparation work before punching can be completed.

[0021] In order to realize the high-flexibility feeding function, please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 , a linkage type feeding mechanism 9 needs to be arranged, which comprises a rotating sleeve 915 installed in the No. 1 shaft hole 7 through a bearing and rotating with the driving belt pulley 5 through the belt 6, a plum blossom movable rod 91 capable of moving axially along the rotating sleeve 915 and driving the drill rod 8 to rotate, and a No. 1 spiral spring 914 generating elastic damping effect for the downward movement of the plum blossom movable rod 91, the driving motor 4 is started, the rotor thereof drives the rotating sleeve 915 to rotate through the driving belt pulley 5 and the belt 6, the rotating sleeve 915 drives the plum blossom movable rod 91 to rotate, the plum blossom movable rod 91 further drives the drill rod 8 to rotate, when the pressing force is greater than the elastic strength of the No. 1 spiral spring 914, the No. 1 limiting frame 98 drives the plum blossom movable rod 91 to move downward, at this time, the drill rod 8 moves downward, so that the drill rod 8 can punch the sports equipment, when it is necessary to stop the punching work in time during the punching process, the pressure on the No. 1 limiting frame 98 is released in time, under the elastic action of the No. 1 spiral spring 914, the drill rod 8 is reset upward in time, so that the punching work is temporarily suspended.

[0022] For the specific structure of the linkage type feeding mechanism 9, please refer to Figure 3 and Figure 4Also comprises a plum blossom rod hole 92, a first limiting frame 98 and two side limiting plates 911 arranged at the center of the rotating sleeve 915 with open structure at both ends, the top cylinder of the rotating sleeve 915 is fixedly installed with a driven pulley 93, the driven pulley 93 and the driving pulley 5 are linked through the belt 6, the rod body of the plum blossom movable rod 91 penetrates the plum blossom rod hole 92, and the bottom end of the plum blossom movable rod 91 is provided with a first butt joint disc 94, the top end of the plum blossom movable rod 91 is fixedly installed with a first rotating shaft 96 through a second butt joint disc 95, the top end of the first rotating shaft 96 is installed with a third butt joint disc 97, the center of the first limiting frame 98 is provided with a second shaft hole 99 installed on the shaft body of the first rotating shaft 96 through a bearing, the two side limiting plates 911 are fixedly installed on the symmetrical sides of the top beam 12 in a horizontal state, a first rod hole 912 is arranged in the top beam 12, the bottom of the first limiting frame 98 is fixedly installed with two longitudinal limiting rods 910 penetrating the first rod hole 912, the bottom end of the longitudinal limiting rod 910 is fixedly installed with a lower limiting head 913, the longitudinal limiting rod 910 is sleeved with a first spiral spring 914 in a compressed state on the outer periphery of the rod body between the first limiting frame 98 and the side limiting plate 911, the cross-sectional structure shape of the plum blossom rod hole 92 is consistent with the cross-sectional structure shape of the plum blossom movable rod 91, both are plum blossom structure, and the cross-sectional structure size of the plum blossom rod hole 92 matches the cross-sectional structure size of the plum blossom movable rod 91, the cross-sectional structure shape of the first rod hole 912 is consistent with the cross-sectional structure shape of the longitudinal limiting rod 910, both are plum blossom structure, and the cross-sectional structure size of the first rod hole 912 matches the cross-sectional structure size of the longitudinal limiting rod 910.

[0023] In order to manually press the rotating plum blossom movable rod 91 in the static state, please refer to Figure 1 、 Figure 2 and Figure 5 , it is necessary to set a pressing type pressing mechanism 10, which structure comprises a second limiting frame 101 capable of being installed on the top of the plum blossom movable rod 91 in a static manner and a pressing rod 105 capable of pressing the plum blossom movable rod 91 downward, holding the anti-slip sleeve 106 and applying pressure downward, which will press the first limiting frame 98 through the second limiting frame 101, and the second limiting frame 101 can press the rotating plum blossom movable rod 91 on the basis of static.

[0024] For the specific structure of the pressing type pressing mechanism 10, please refer to Figure 5Also include set in the center of the second limiting frame 101 three shaft hole 102, the three shaft hole 102 through the bearing is installed with the second rotating shaft 103 can rotate, the second rotating shaft 103 is provided with the fourth docking disc 104 fixedly connected with the third docking disc 97, the circumference side of the second limiting frame 101 is provided with the press bar 105 of integral structure, the symmetrical two sides of the bottom of the second limiting frame 101 are respectively fixedly installed with a longitudinal connecting rod 107, the bottom end of the longitudinal connecting rod 107 is fixedly connected with the upper surface of the first limiting frame 98 through the fifth docking disc 108, the outer circumferential surface of the press bar 105 is provided with the antiskid sleeve 106 of increasing friction.

[0025] In order to realize the maximum torque control function on the basis of generating pre-tightening force, please refer to Figure 1 、 Figure 2 、 Figure 6 and Figure 7 , need to set up the pre-tightening mechanism 11, its structure includes fixedly installed on one side of the top beam 12 and the inside is hollow structure horizontal hollow shell 112, set up in one side of the horizontal hollow shell 112 and can produce pre-tightening effect to the belt 6 pre-tightening pulley 1110 and the elastic pre-tightening force of pre-tightening pulley 1110 two spiral springs 116, the two spiral springs 116 in compression state will make the pre-tightening pulley 1110 to one side of the belt 6 produces pressure, the pressure can make the belt 6 generates pre-tightening force, so as to ensure the kinetic energy transmission efficiency of the belt 6, at the same time, in the process of punching, once the punching forms the torsional resistance is greater than the above-mentioned pre-tightening force, the belt 6 will produce the phenomenon of slip, and timely suspend the power output to the drill pipe 8, so as to realize the maximum torque control function on the basis of generating pre-tightening force.

[0026] The specific structure of the pre-tightening mechanism 11, please refer to Figure 6 and Figure 7The horizontal hollow shell 112 is fixedly installed on one side of the top cross beam 12 through the curved connecting rod 111, and the built-in movable plate 115 is arranged in the horizontal hollow shell 112 and can move along the axial direction of the built-in movable plate 115, one end of the horizontal hollow shell 112 is provided with the second rod hole 114 which is connected with the outside space and one end of the horizontal movable cavity 113, one end of the built-in movable plate 115 is arranged with the second spiral spring 116 in the compressed state, the other end of the built-in movable plate 115 is fixedly installed with the horizontal telescopic rod 117 which penetrates the second rod hole 114, the outer end surface of the horizontal telescopic rod 117 is fixedly installed with the shaft sleeve 1111, the center of the shaft sleeve 1111 is provided with the fourth shaft hole 118 with an open structure at both ends, the third rotating shaft 119 which can rotate is arranged in the fourth shaft hole 118 through the bearing, the pre-tightening belt pulley 1110 which abuts against one side of the belt 6 is fixedly installed at the bottom of the third rotating shaft 119, the structure and shape of the cross section of the second rod hole 114 is consistent with the structure and shape of the cross section of the horizontal telescopic rod 117, and both are plum blossom structure, and the structure size of the cross section of the second rod hole 114 matches the structure size of the cross section of the horizontal telescopic rod 117, and the length of the horizontal telescopic rod 117 is sufficient to make the pre-tightening belt pulley 1110 generate the elastic pre-tightening force on the belt 6.

[0027] In use, the exercise equipment to be perforated is fixed on the upper surface of the bottom support base plate 1, and the perforated position is located directly below the drill rod 8, the driving motor 4 is started, the rotor drives the rotating sleeve 915 to rotate through the driving belt pulley 5 and the belt 6, the rotating sleeve 915 drives the plum blossom movable rod 91 to rotate, the plum blossom movable rod 91 further drives the drill rod 8 to rotate, the anti-skid sleeve 106 is held, and the pressure is applied downward, the pressure is applied to the first limiting frame 98 through the second limiting frame 101, the second limiting frame 101 can press the plum blossom movable rod 91 which rotates on the basis of being static, when the pressing force is greater than the elastic strength of the first spiral spring 914, the first limiting frame 98 drives the plum blossom movable rod 91 to move downward, at this time, the drill rod 8 moves downward, so that the drill rod 8 can perforate the exercise equipment, when it is necessary to stop the perforation work in time during the perforation process, the pressure applied to the first limiting frame 98 is released in time, under the elastic action of the first spiral spring 914, the drill rod 8 is reset upward in time, so as to realize the perforation function of the exercise part.

[0028] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A drilling device for processing sports equipment, comprising a longitudinal support plate (2) disposed on the upper surface of a bottom support base plate (1), a drive motor (4) fixedly mounted on one side of the longitudinal support plate (2) via a motor fixing base (3), a drive pulley (5) fitted onto the rotor end of the drive motor (4), a top crossbeam (12) disposed on one side of the top of the longitudinal support plate (2), a first shaft hole (7) disposed in the top crossbeam (12), and a drill rod (8), characterized in that: It also includes, The linkage feed mechanism (9) includes a rotating sleeve (915) mounted in the first shaft hole (7) via a bearing and rotating with the drive pulley (5) via a belt (6), a plum blossom movable rod (91) that can move axially along the rotating sleeve (915) and drive the drill rod (8) to rotate, and a first helical spring (914) that produces an elastic damping effect on the downward movement of the plum blossom movable rod (91). And a pressing mechanism (10), the structure of which includes a second limit frame (101) that can be mounted statically on the top of the plum blossom movable rod (91) and a pressing rod (105) that can press down on the plum blossom movable rod (91).

2. The punching equipment for processing sports equipment according to claim 1, characterized in that: The linkage feeding mechanism (9) also includes a plum blossom rod hole (92) with open ends located at the center of the rotating sleeve (915), a first limiting frame (98), and two side limiting plates (911). A driven pulley (93) is fixedly installed on the top cylinder of the rotating sleeve (915). The driven pulley (93) and the drive pulley (5) are linked by a belt (6). The rod of the plum blossom movable rod (91) passes through the plum blossom rod hole (92), and a first docking plate (94) is provided at the bottom end of the plum blossom movable rod (91). A first rotating shaft (96) is fixedly installed at the top end of the plum blossom movable rod (91) through a second docking plate (95). A third docking plate (94) is installed at the top end of the first rotating shaft (96). 7) The center of the first limiting frame (98) is provided with a second shaft hole (99) which is installed on the shaft of the first rotating shaft (96) through a bearing. The two side limiting plates (911) are fixedly installed on the symmetrical sides of the top beam (12) in a horizontal state. The top beam (12) is provided with a first rod hole (912). The bottom of the first limiting frame (98) is fixedly installed with two longitudinal limiting rods (910) that pass through the first rod hole (912). The bottom end of the longitudinal limiting rod (910) is fixedly installed with a lower limiting head (913). The longitudinal limiting rod (910) has a first helical spring (914) in a compressed state on the outside of the rod body between the first limiting frame (98) and the side limiting plate (911).

3. The punching equipment for processing sports equipment according to claim 2, characterized in that: The cross-sectional shape of the plum blossom rod hole (92) is consistent with the cross-sectional shape of the plum blossom movable rod (91), both being plum blossom-shaped structures, and the structural dimensions of the cross-sectional shape of the plum blossom rod hole (92) match the structural dimensions of the cross-sectional shape of the plum blossom movable rod (91).

4. The punching equipment for processing sports equipment according to claim 3, characterized in that: The cross-sectional shape of the first rod hole (912) is consistent with the cross-sectional shape of the longitudinal limiting rod (910), both being plum blossom-shaped structures, and the structural dimensions of the cross-sectional shape of the first rod hole (912) match the structural dimensions of the cross-sectional shape of the longitudinal limiting rod (910).

5. A drilling device for processing sports equipment according to claim 4, characterized in that: The pressing mechanism (10) further includes a third shaft hole (102) located at the center of the second limiting frame (101). A second rotating shaft (103) capable of rotation is installed in the third shaft hole (102) through a bearing. The second rotating shaft (103) is provided with a fourth docking plate (104) fixedly connected to the third docking plate (97). A pressing rod (105) with an integral structure is provided on the circumferential side of the second limiting frame (101). A longitudinal connecting rod (107) is fixedly installed on the bottom of the two symmetrical sides of the second limiting frame (101). The bottom end of the longitudinal connecting rod (107) is fixedly connected to the upper surface of the first limiting frame (98) through the fifth docking plate (108).

6. The drilling equipment for processing sports equipment according to claim 5, characterized in that: The outer circumferential surface of the pressing rod (105) is fitted with an anti-slip sleeve (106) to increase friction.

7. A drilling device for processing sports equipment according to any one of claims 2-6, characterized in that: It also includes an abutment pretensioning mechanism (11), the structure of which includes a horizontal hollow shell (112) fixedly installed on one side of the top beam (12) and having a hollow internal structure, a pretensioning pulley (1110) located on one side of the horizontal hollow shell (112) and capable of generating an abutment pretensioning effect on the belt (6), and a second helical spring (116) generating an elastic pretensioning force on the pretensioning pulley (1110).

8. The drilling equipment for processing sports equipment according to claim 7, characterized in that: The contact-type pre-tightening mechanism (11) further includes a horizontal movable cavity (113) disposed inside a horizontal hollow shell (112). The shell of the horizontal hollow shell (112) is fixedly installed on one side of the top crossbeam (12) by a curved connecting rod (111). An internal movable plate (115) capable of moving along its axial direction is placed inside the horizontal movable cavity (113) of the horizontal hollow shell (112). A second rod hole (114) connecting the external space and one end of the horizontal movable cavity (113) is provided at one end of the horizontal hollow shell (112). A second rod hole (114) is placed at one end of the internal movable plate (115). The second helical spring (116) is in a compressed state. The other end of the built-in movable plate (115) is fixedly installed with a horizontal telescopic rod (117) that passes through the second rod hole (114). The outer end face of the horizontal telescopic rod (117) is fixedly installed with a bushing (1111). The center of the bushing (1111) is provided with a fourth shaft hole (118) with open structure at both ends. The fourth shaft hole (118) is installed with a rotatable third rotating shaft (119) through a bearing. The bottom of the third rotating shaft (119) is fixedly installed with a pre-tensioned pulley (1110) that abuts against one side of the belt (6).

9. A drilling device for processing sports equipment according to claim 8, characterized in that: The cross-sectional shape of the second rod hole (114) is consistent with the cross-sectional shape of the horizontal telescopic rod (117), both being plum blossom-shaped structures, and the structural dimensions of the cross-sectional shape of the second rod hole (114) match the structural dimensions of the cross-sectional shape of the horizontal telescopic rod (117).

10. A drilling device for processing sports equipment according to claim 9, characterized in that: The length of the horizontal telescopic rod (117) is sufficient to allow the pretension pulley (1110) to generate an elastic pretension force on the belt (6).

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