CN111359146A

CN111359146A - Automatic replacement equipment for barbell balancing weight

Info

Publication number: CN111359146A
Application number: CN202010383040.4A
Authority: CN
Inventors: 马小毛
Original assignee: Fuzhou Lidete Intelligent Technology Co ltd
Current assignee: Nanjing Lucky Village Science and Technology Innovation Industrial Park Management Co Ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2020-07-03
Anticipated expiration: 2040-05-08
Also published as: CN111359146B

Abstract

The invention discloses automatic replacement equipment for barbell clump weights, which comprises an equipment body, wherein a transportation cavity is arranged in the equipment body, a transportation mechanism is arranged in the transportation cavity, a lifting cavity is arranged in a transportation block, a dismounting mechanism is arranged in the lifting cavity, a replacement mechanism is arranged at the upper part of the left side of the equipment body, the equipment can unscrew a fixed block for fixing the barbell clump weights, then push the barbell clump weights onto a replacement frame, replace the barbell clump weights with replacement clump weights and then re-mount the barbell bars, when the weight of the barbell needs to be replaced in the process of the horizontal pushing movement of a person, the counter weights at the two ends of the barbell can be taken down by starting the equipment, and the replacement counter weights prepared in advance are replaced, so that the person does not need to stand up, and the best movement state is.

Description

Automatic replacement equipment for barbell balancing weight

Technical Field

The invention relates to the technical field of fitness equipment, in particular to automatic replacement equipment for barbell balancing weights.

Background

People often take exercises in a gymnasium to build a body, a barbell is a very common fitness apparatus in the gymnasium, and can exercise core strength in a lifting or lying mode, wherein when lying, people need to lie down, then the user starts exercising only by adjusting a best force and a posture capable of avoiding injury, when feeling that the weight of the barbell can be completely pushed, the user needs to increase the weight of a counterweight in order to increase the exercise effect, but the counterweight replacement is a process consuming a certain time, but the user is pushed out from the best exercise state, and after spending a certain time to replace the counterweight, the user needs to spend a certain time again to adjust the exercise again, so that the exercise time in the gymnasium is wasted.

Disclosure of Invention

Aiming at the technical defects, the invention provides automatic replacement equipment for barbell balancing weights, which can overcome the defects.

The invention relates to automatic replacement equipment for barbell clump weights, which comprises a machine body, wherein a transportation cavity is arranged in the machine body, a transportation mechanism is arranged in the transportation cavity, the transportation mechanism comprises a spline threaded shaft which is rotatably arranged in the transportation cavity, a transportation block is arranged on the spline threaded shaft in a threaded manner, the transportation block is arranged in the transportation cavity in a left-right sliding manner, a power block is arranged at the rear part of the transportation block, a transportation spline sleeve is rotatably arranged in the power block, the transportation spline sleeve is arranged on a transportation spline shaft in a spline manner, the transportation spline shaft is rotatably arranged at the lower part of the transportation cavity, a driven bevel gear is fixedly arranged on the transportation spline sleeve, the upper side of the driven bevel gear is in meshing connection with a lifting bevel gear, the lifting bevel gear is fixedly arranged on a lifting spline sleeve, the lifting spline sleeve is rotatably arranged in a, the upper side of the lifting spline housing is provided with a limiting spring connected with the power block, a spline in the lifting spline housing is provided with a threaded spline shaft, the threaded spline shaft is rotatably installed in the power block, a lifting cavity is arranged in the transportation block, a dismounting mechanism is arranged in the lifting cavity and comprises a lifting block which is vertically and slidably installed in the lifting cavity, a dismounting cavity is arranged in the lifting block, a dismounting block is horizontally and slidably installed in the dismounting cavity, the left side of the dismounting block is provided with a propelling spring connected with the left wall of the dismounting cavity, a dismounting spline housing is rotatably installed in the dismounting block, a dismounting spline shaft is installed in the dismounting spline housing, the dismounting spline shaft is rotatably installed in the dismounting cavity, a driving gear is fixedly installed on the dismounting spline housing, and the upper side of the driving gear is engaged and connected with a transition gear, transition gear rotate install in the dismantlement piece, dismantle piece upside meshing connection have two drive gear, drive gear front and back symmetry rotate install in the dismantlement piece, two the drive gear upside all with rotate install in U type gear engagement in the dismantlement piece, organism left side upper portion is provided with change mechanism, change mechanism including rotate install in dwang in the organism, fixed mounting has the carousel on the dwang, the carousel is from top to bottom respectively the symmetry install change deposit the pole and unload old deposit the pole, the cover is equipped with the replacement balancing weight on the change deposit pole.

Beneficially, the transport mechanism is described in detail below, the transport mechanism further includes a motor disposed in the left wall of the transport cavity, the right side of the motor is connected with the transport spline shaft, the transport spline shaft is fixedly mounted with a replacement power gear and a transport power gear, the core in the front side of the transport power gear is connected with the transport gear, the transport gear is fixedly mounted on a start-stop spline housing, the start-stop spline housing is mounted at the left end of the spline threaded shaft, the start-stop spline housing is rotatably mounted in a wedge-shaped push block, the wedge-shaped push block is slidably mounted in the left wall of the transport cavity in a left-right direction, the right side of the wedge-shaped push block is provided with a thrust spring connected with the machine body, and a left limit groove and a right limit groove capable of being inserted by a limit block are respectively.

Advantageously, the disassembling mechanism is described in detail below, the disassembling mechanism further includes a driving bevel gear fixedly mounted at the right end of the spline threaded shaft, a steering bevel gear is engaged and connected to the upper side of the driving bevel gear, the steering bevel gear is fixedly mounted on a transmission shaft, the transmission shaft is rotatably mounted in the right wall of the transportation cavity, a transmission bevel gear is fixedly mounted at the upper end of the transmission shaft, an engagement bevel gear capable of engaging with the left side of the transmission bevel gear is mounted on the disassembling spline shaft, a lifting block is mounted at the rear part of the lifting block, the lifting block is threadedly mounted on a threaded part at the upper part of the threaded spline shaft, a blocking block is arranged in the lifting cavity, the blocking block is slidably mounted in the lifting block, a U-shaped push plate is arranged at the right side of the lifting block, a pressing plate is arranged at the left side of the lifting, the groove sliding block is provided with a pressure spring connected with the machine body, a wedge-shaped pressing block is arranged on the lower side of the groove sliding block, and the wedge-shaped pushing block can be pushed rightwards by the downward sliding of the wedge-shaped pressing block.

Beneficially, the following describes in detail the replacement mechanism, the replacement mechanism further includes a replacement spline shaft rotatably installed on the left side of the wedge-shaped push block, a replacement transmission gear capable of being engaged with the front side of the replacement power gear is installed on the replacement spline shaft, the replacement spline shaft spline is installed in the replacement spline housing, the replacement spline housing is rotatably installed in the machine body, a driving pulley is installed on the replacement spline housing, the driving pulley is connected with a driving pulley through a belt, and the driving pulley is fixedly installed on the rotating rod.

The beneficial effects are that: this equipment can be twisted off the fixed block of fixed balancing weight on the barbell, pushes away the balancing weight again and changes on the frame, changes for the balancing weight of replacement after, on the barbell pole of repacking again, when wanting to change barbell weight in the people's bench press motion process, only needs to start this equipment, just can take off the balancing weight at barbell both ends, changes the replacement balancing weight that prepares in advance, thereby need not to let the people stand up, in order to avoid destroying the best motion state.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural view of an apparatus for automatically replacing barbell weights according to the present invention;

FIG. 2 is an enlarged view of a portion "A" of FIG. 1;

FIG. 3 is a schematic sectional view taken along the direction "B-B" in FIG. 1;

FIG. 4 is a schematic view of the cross-sectional structure taken along the direction of "C-C" in FIG. 3;

FIG. 5 is a schematic sectional view taken along the direction "D-D" in FIG. 1; .

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to automatic replacement equipment for barbell clump weights, which comprises a machine body 10, wherein a transportation cavity 11 is arranged in the machine body 10, a transportation mechanism is arranged in the transportation cavity 11, the transportation mechanism comprises a spline threaded shaft 22 rotatably arranged in the transportation cavity 11, a transportation block 12 is arranged on the spline threaded shaft 22 in a threaded manner, the transportation block 12 is arranged in the transportation cavity 11 in a left-right sliding manner, a power block 43 is arranged at the rear part of the transportation block 12, a transportation spline housing 42 is rotatably arranged in the power block 43, the transportation spline housing 42 is arranged on a transportation spline shaft 17 in a spline manner, the transportation spline shaft 17 is rotatably arranged at the lower part of the transportation cavity 11, a driven bevel gear 44 is fixedly arranged on the transportation spline housing 42, the upper side of the driven bevel gear 44 is connected with a lifting bevel gear 45 in a meshing manner, and the lifting bevel gear 45 is fixedly, the lifting spline housing 46 is rotatably installed in a limiting block 47, the limiting block 47 is vertically slidably installed in the power block 43, a limiting spring 48 connected with the power block 43 is arranged on the upper side of the lifting spline housing 46, a threaded spline shaft 49 is installed on a spline in the lifting spline housing 46, the threaded spline shaft 49 is rotatably installed in the power block 43, a lifting cavity 13 is arranged in the transportation block 12, a dismounting mechanism capable of dismounting a to-be-replaced balancing weight 41 on a barbell bar 40 is arranged in the lifting cavity 13, the dismounting mechanism comprises a lifting block 14 vertically slidably installed in the lifting cavity 13, a dismounting cavity 15 is arranged in the lifting block 14, a dismounting block 37 is horizontally slidably installed in the dismounting cavity 15, a propelling spring 32 connected with the left wall of the dismounting cavity 15 is arranged on the left side of the dismounting block 37, and a dismounting spline housing 31 is rotatably installed in the dismounting block 37, dismantle spline shaft 28 is installed to spline in the spline housing 31, dismantle spline shaft 28 and rotate and install in dismantle the chamber 15, dismantle fixed mounting has drive gear 33 on the spline housing 31, drive gear 33 upside meshing is connected with transition gear 34, transition gear 34 rotates install in dismantle the piece 37, dismantle the meshing of piece 37 upside and be connected with two drive gear 35, drive gear 35 front and back symmetry rotation install in dismantle in the piece 37, two drive gear 35 upside all with rotate install in dismantle the U type gear 36 meshing in the piece 37, U type gear 36 can with the screw thread install in the counter weight fixed block 39 on barbell bar 40 blocks and drives its rotation, organism 10 left side upper portion is provided with the change mechanism that can change new old balancing weight, change the mechanism including rotate install in dwang 63 in organism 10, fixed mounting has carousel 64 on the dwang 63, carousel 64 upper and lower symmetry respectively installs and changes new deposit pole 66 and unload old deposit pole 65, it is equipped with replacement balancing weight 67 to overlap on the new deposit pole 66.

Advantageously, as will be explained in detail below, the transport mechanism further comprises a motor 16 arranged in the left wall of the transport chamber 11, the right side of the motor 16 is connected with the transportation spline shaft 17, the transportation spline shaft 17 is fixedly provided with a replacement power gear 19 and a transportation power gear 18, the inner core at the front side of the transportation power gear 18 is connected with a transportation gear 20, the transportation gear 20 is fixedly arranged on a start-stop spline housing 21, the start-stop spline housing 21 is spline-mounted at the left end of the spline threaded shaft 22, the start-stop spline housing 21 is rotatably mounted in a wedge-shaped push block 55, the wedge-shaped push block 55 is installed in the left wall of the transportation cavity 11 in a left-right sliding manner, a push spring 56 connected with the machine body 10 is arranged on the right side of the wedge-shaped push block 55, a left limiting groove 52 and a right limiting groove 51 which can be inserted by the limiting block 47 are respectively arranged in the left wall and the right wall of the transportation cavity 11.

Advantageously, as will be described in detail below, the dismounting mechanism further includes a driving bevel gear 23 fixedly mounted at the right end of the spline threaded shaft 22, a steering bevel gear 24 is engaged and connected to the upper side of the driving bevel gear 23, the steering bevel gear 24 is fixedly mounted on a transmission shaft 25, the transmission shaft 25 is rotatably mounted in the right wall of the transportation cavity 11, a transmission bevel gear 26 is fixedly mounted at the upper end of the transmission shaft 25, an engaging bevel gear 27 capable of engaging with the left side of the transmission bevel gear 26 is mounted on the dismounting spline shaft 28, a lifting block 50 is mounted at the rear part of the lifting block 14, the lifting block 50 is threadedly mounted on a threaded part at the upper part of the threaded spline shaft 49, a stop block 29 is disposed in the lifting cavity 13, the stop block 29 is slidably mounted in the lifting block 14, the stop block 29 extends into the dismounting cavity 15 at the lowest end to stop the dismounting block 37 from sliding right, the right side of the lifting block 14 is provided with a U-shaped push plate 38, the left side of the lifting block is provided with a pressing plate 30, the left wall of the transportation cavity 11 is provided with a groove sliding block 52 inserted into the pressing plate 30 in an up-and-down sliding manner, a pressure spring 54 connected with the machine body 10 is arranged on the lower side of the groove sliding block 52, a wedge-shaped pressing block 53 is arranged on the lower side of the groove sliding block 52, and the wedge-shaped pushing block 55 can be pushed to the right by the downward sliding of.

Advantageously, the replacing mechanism is described in detail below, the replacing mechanism further comprises a replacing spline shaft 57 rotatably mounted on the left side of the wedge-shaped pushing block 55, a replacing transmission gear 58 capable of engaging with the front side of the replacing power gear 19 is mounted on the replacing spline shaft 57, the replacing spline shaft 57 is splined in a replacing spline housing 59, the replacing spline housing 59 is rotatably mounted in the machine body 10, a driving pulley 60 is mounted on the replacing spline housing 59, the driving pulley 60 is connected with a transmission pulley 62 through a belt 61, and the transmission pulley 62 is fixedly mounted on the rotating rod 63.

In an initial state, the U-shaped gear 36 is sleeved on the counterweight fixing block 39, the engagement bevel gear 27 is meshed with the transmission bevel gear 26, the transportation gear 20 is meshed with the transportation power gear 18, the replacement transmission gear 58 is not meshed with the replacement power gear 19, the lifting bevel gear 45 is meshed with the lifting spline sleeve 46, the limiting block 47 is positioned in the right limiting groove 51, the propelling spring 32 and the thrust spring 56 are in a compressed state, the pressure spring 54 is in a normal state, and the limiting spring 48 is in a stretched state; when the transportation spline shaft 17 starts to work, the motor 16 is started to rotate the transportation spline shaft 17, so that the spline threaded shaft 22 is driven to rotate through the meshing transmission of the transportation power gear 18 and the transportation gear 20, so that the transportation block 12 is positioned at the rightmost end, the spline threaded shaft 22 drives the transmission shaft 25 to rotate through the meshing transmission of the driving bevel gear 23 and the steering bevel gear 24, so that the disassembly spline shaft 28 is driven to rotate through the meshing transmission of the transmission bevel gear 26 and the engagement bevel gear 27, so that the spline housing 31 is driven to rotate through the spline coupling with the disassembly spline housing 31, so that the transition gear 34 is driven to rotate through the meshing transmission of the driving gear 33 and the transition gear 34, so that the transmission gear 35 is driven to rotate through the meshing transmission of the transmission gear 35 and the U-shaped gear 36, so that the balance weight fixing block 39 is driven to slide through the threaded connection of the balance weight fixing block 39 and the barbell rod 40 without Changing the weight block 41, then reversing the motor 16, so that the spline threaded shaft 22 drives the transportation block 12 to slide left through the threaded connection with the transportation block 12, thereby separating the engaging bevel gear 27 from the transmission bevel gear 26, and making the stopper 47 leave the right stopper groove 51, thereby raising the stopper 47 under the action of the stopper spring 48, thereby separating the lifting bevel gear 45 from the driven bevel gear 44, the transportation block 12 slides left to drive 9 the left slide to the depreciation storage rod 65, when the transportation block 12 slides left to the leftmost end, the pressing plate 30 enters the groove slide 52, the stopper 47 enters the groove slide 52, thereby lowering the stopper 47, thereby lowering the lifting bevel gear 45 to engage with the driven bevel gear 44, thereby making the transportation spline shaft 17 rotate through the spline connection with the transportation spline housing 42, thereby driving the lifting spline housing 46 to rotate through the engagement transmission of the driven bevel gear 44 and the lifting bevel gear 45, thereby sliding the threaded spline shaft 49 to rotate by being connected with the spline of the threaded spline shaft 49, thereby driving the lifting block 50 to slide down by being connected with the thread of the lifting block 50, thereby driving the lifting block 14 to slide down, thereby driving the driving gear 33 and the U-shaped push plate 38 to slide down, driving the pressing plate 30 to slide down when the lifting block 14 slides down, thereby driving the groove slider 52 to slide down, thereby driving the pressure spring 54 to slide down, thereby pushing the wedge-shaped push block 55 to the right, thereby driving the transportation gear 20 to slide right and separate from the transportation power gear 18, and simultaneously driving the replacement spline shaft 57 to slide right, thereby driving the replacement transmission gear 58 to slide right and engage with the replacement power gear 19, thereby driving the replacement spline shaft 57 to rotate by being engaged with the replacement transmission gear 58, thereby driving the replacement spline housing 59 to rotate by being connected with the spline of the replacement spline housing 59, thereby driving the rotating rod 63 to rotate through the belt transmission of the driving belt wheel 60 and the driving belt wheel 62, thereby driving the rotating disc 64 to rotate, thereby driving the replacement storage rod 66 and the old-removed storage rod 65 to exchange positions, then driving the threaded spline shaft 49 to rotate and drive the lifting block 50 to lift, thereby driving the lifting block 14 to lift, thereby driving the pressing plate 30 to lift, thereby driving the groove sliding block 52 to lift, thereby driving the wedge-shaped pushing block 55 to slide left, thereby separating the replacement transmission gear 58 from the replacement power gear 19 and engaging the transportation gear 20 with the transportation power gear 18, thereby driving the transportation block 12 to slide right by the spline threaded shaft 22, thereby driving the driving gear 33 to push the replacement counterweight block 67 to slide right onto the barbell bar 40, when the transportation block 12 reaches the rightmost end, engaging the bevel gear 27 to engage with the driving bevel gear 26, thereby driving the dismounting spline shaft 25 to rotate through the engagement transmission of the driving bevel gear 26 and the bevel gear 27, thereby rotating the U-shaped gear 36 and screwing the weight fixing block 39 onto the barbell bar 40.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides an automatic change equipment of barbell balancing weight, includes the organism, its characterized in that: a conveying cavity is arranged in the machine body, and a conveying mechanism is arranged in the conveying cavity; the transportation mechanism comprises a spline threaded shaft which is rotatably arranged in the transportation mechanism, a transportation block is arranged on the spline threaded shaft in a threaded manner, the transportation block is arranged in the transportation cavity in a left-right sliding manner, a power block is arranged at the rear part of the transportation block, a transportation spline housing is rotatably arranged in the power block, the transportation spline housing is arranged on the transportation spline shaft, the transportation spline shaft is rotatably arranged at the lower part of the transportation cavity, a driven bevel gear is fixedly arranged on the transportation spline housing, the upper side of the driven bevel gear is engaged and connected with a lifting bevel gear, the lifting bevel gear is fixedly arranged on the lifting spline housing, the lifting spline housing is rotatably arranged in a limiting block, the limiting block is vertically slidably arranged in the power block, a limiting spring connected with the power block is arranged at the upper side of the lifting spline housing, and a threaded spline shaft, the thread spline shaft is rotatably arranged in the power block; the transportation block is provided with a lifting cavity, the lifting cavity is internally provided with a dismounting mechanism, the dismounting mechanism comprises a lifting block which is vertically and slidably arranged in the lifting cavity, a dismounting cavity is arranged in the lifting block, a dismounting block is horizontally and slidably arranged in the dismounting cavity, the left side of the dismounting block is provided with a propelling spring connected with the left wall of the dismounting cavity, a dismounting spline housing is rotatably arranged in the dismounting block, a dismounting spline shaft is arranged on the spline housing, the dismounting spline shaft is rotatably arranged in the dismounting cavity, a driving gear is fixedly arranged on the dismounting spline housing, the upper side of the driving gear is engaged and connected with a transition gear, the transition gear is rotatably arranged in the dismounting block, the upper side of the dismounting block is engaged and connected with two transmission gears, the transmission gears are symmetrically and rotatably arranged in the dismounting block in a front-back manner, the upper sides of the two transmission gears are meshed with a U-shaped gear rotatably arranged in the disassembling block; organism left side upper portion is provided with changes mechanism, change mechanism including rotate install in dwang in the organism, fixed mounting has the carousel on the dwang, the carousel is from top to bottom respectively the symmetry install trade new deposit the pole and unload old deposit the pole, trade the cover and be equipped with the replacement balancing weight on the new deposit the pole.

2. The automatic replacement apparatus of barbell weight blocks as claimed in claim 1, wherein: transport mechanism still including set up in motor in the left wall of transportation chamber, the motor right side is connected with the transportation integral key shaft, fixed mounting has change power gear and transportation power gear on the transportation integral key shaft, transportation power gear front side core is connected with the transportation gear, transportation gear fixed mounting opens and stops the spline housing and sheathe in, open and stop the spline housing spline install in spline threaded spindle left end, open and stop the spline housing and rotate to install in the wedge ejector pad, wedge ejector pad horizontal sliding install in the left wall of transportation chamber, wedge ejector pad right side be provided with the thrust spring that the organism is connected, be provided with respectively in the wall about the transportation chamber and can be by stopper male left spacing groove and right spacing groove.

3. The automatic replacement apparatus of barbell weight blocks as claimed in claim 1, wherein: the dismounting mechanism also comprises a driving bevel gear fixedly arranged at the right end of the spline threaded shaft, the upper side of the driving bevel gear is connected with a steering bevel gear in a meshing manner, the steering bevel gear is fixedly arranged on a transmission shaft, the transmission shaft is rotatably arranged in the right wall of the transportation cavity, the upper end of the transmission shaft is fixedly provided with a transmission bevel gear, the dismounting spline shaft is provided with a connecting bevel gear which can be meshed with the left side of the transmission bevel gear, the rear part of the lifting block is provided with a lifting block, the lifting block is arranged on the threaded part at the upper part of the threaded spline shaft in a threaded manner, the lifting cavity is internally provided with a blocking block which is slidably arranged in the lifting block, the right side of the lifting block is provided with a U-shaped push plate, the left side of the lifting block, the groove sliding block is provided with a pressure spring connected with the machine body, a wedge-shaped pressing block is arranged on the lower side of the groove sliding block, and the wedge-shaped pushing block can be pushed rightwards by the downward sliding of the wedge-shaped pressing block.

4. The automatic replacement apparatus for barbell weight blocks as claimed in claim 2, wherein: change the mechanism still including rotate install in the left change integral key shaft of wedge ejector pad, change install on the integral key shaft can with change the change drive gear of power gear front side meshing, change the integral key shaft spline and install in changing the spline housing, change the spline housing rotate install in the organism, change and install driving pulley on the spline housing, driving pulley passes through the belt and is connected with driving pulley, driving pulley fixed mounting in on the dwang.