CN215509829U - Adjustable bowl pressing machine for bicycle frame - Google Patents

Abstract

The utility model relates to the technical field of bicycle assembling devices, in particular to an adjustable bicycle frame bowl pressing machine, which comprises: the support frame, the portal, press bowl mechanism, positioning mechanism, bowl seat, supporting mechanism and tight setting mechanism down, the positioning device sets up in the support frame below, can adjust the height of bicycle frame lower extreme according to the bicycle frame specification difference, and through placing the frame on supporting mechanism, pulling tight setting mechanism fixes the frame on the workstation, starts and presses bowl device, impresses the bearing bowl in the bicycle frame. The adjustable bicycle frame bowl pressing machine provided by the utility model can be used for pressing bowls at the upper end and the lower end of front pipes of frames with different specifications, and solves the problems of small application range, insecure fixation and inaccurate positioning of the prior art.

Description

Adjustable bowl pressing machine for bicycle frame

Technical Field

The utility model relates to the technical field of bicycle assembling devices, in particular to an adjustable bicycle frame bowl pressing machine.

Background

Bicycles are the simplest and most portable vehicles and are spread around the world. The bicycle consists of a body part, a running part and a safety device. The bicycle body part comprises a frame, a front fork, a handlebar, a saddle, a front fork assembly and the like, and is the main body of the bicycle. The frame component is a basic structure which forms the bicycle, and is also a framework and a main body of the bicycle, and other components are also directly or indirectly arranged on the frame. The mounting of the bearing bowl is an important part in the technical field of bicycle assembling devices, and the bearing bowl is not only used for connecting a frame and a front fork, but also used for connecting the frame and a handlebar. A bowl press is a machine that assembles an upper bearing bowl and a lower bearing bowl on a bicycle frame to the frame.

At present, chinese patent with publication number CN201721345372.3 discloses a bowl pressing machine for bicycle frame, which comprises a workbench, an upper bracket, a hydraulic lifter, upper and lower bowl seats, a fixing pillar, a fixing clamp and the like, wherein the upper and lower bowl seats are arranged on the rack, the bowl pressing machine can press the bowl of the bicycle through the upper and lower bowl seats, and the rack can be fixed according to the fixing clamp on the fixing pillar, but when the fixing mode is used for fixing frames with different specifications, the size of the clamp cannot be changed, the application range is small, the fixing is not firm, the risk of slipping and falling exists, the front tube of the rack is easy to incline, the problem of inaccurate positioning of the bowl seat and the bearing bowl is easy to occur, and the product quality is influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above, the utility model provides an adjustable bicycle frame bowl pressing machine, and aims to solve the problems of small application range, unstable fixation and inaccurate positioning of a bowl pressing machine in the prior art.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

an adjustable bicycle frame bowl press comprising:

a support frame;

the door frame is arranged above the support frame;

the bowl pressing mechanism is connected with the frame and is used for pressing the upper bearing bowl into the upper end of the front tube of the frame;

the positioning mechanism is arranged on the support frame and used for adjusting the placing height of the front tube of the frame;

the lower bowl seat is connected with the positioning mechanism, and the lower bearing bowl is pressed into the lower end of the front tube of the frame when the upper bowl seat is pressed into the upper end of the front tube of the frame by the bowl pressing mechanism;

the supporting mechanism is arranged on the supporting frame and used for supporting the lower frame of the frame;

tightly decide mechanism sets up on the portal for press from both sides tight frame head tube, tightly decide mechanism specifically includes:

the middle of the pull rod is provided with a first long groove hole which is in sliding connection with a pin shaft arranged in a hinge seat on the side surface of the portal;

the first end of the push rod is hinged with the lower end of the pull rod, and the second end of the push rod penetrates through the door frame;

the locking assembly is arranged at the hinged position of the pull rod and the push rod and used for fixing the relative position of the pull rod and the push rod;

the first clamping block is arranged at the second end of the push rod; and

the second clamping block is arranged on the supporting frame and is matched with the first clamping block.

A further improvement of the utility model is that the locking assembly comprises:

the first end of the connecting shaft is provided with a boss, and the connecting shaft is used for rotatably connecting the pull rod and the push rod; and

and the fastening block is hinged with the second end of the connecting shaft.

The utility model is further improved in that the bowl pressing mechanism comprises:

the first driving piece is arranged above the door frame;

the first end of the pressure rod penetrates through the door frame and is arranged on the door frame in a lifting manner;

the transmission assembly is used for connecting the first driving piece and the pressing rod and driving the pressing rod to do lifting motion; and

the upper bowl seat is arranged at the end part of the first end of the pressure rod.

A further improvement of the utility model is that the transmission assembly comprises:

the eccentric wheel is provided with a guide post and is connected with the power output end of the first driving piece; and

and the first end of the connecting rod is hinged with the door frame, the second long slotted hole on the second end of the connecting rod is in sliding connection with the pin shaft on the second end of the pressure rod, and the guide groove arranged in the middle of the connecting rod is in sliding connection with the guide post on the eccentric wheel.

In a further development of the utility model, the positioning mechanism comprises:

the second driving piece is arranged on the supporting frame; and

the backing plate is arranged on the movable rod of the second driving piece and connected with the lower bowl seat, and the second driving piece can drive the backing plate and the lower bowl seat to lift.

A further improvement of the utility model is that the support mechanism comprises:

the slideway is arranged on the support frame;

the pulley is arranged in the slideway; and

the lower end of the bracket is connected with the pulley rotating shaft and used for supporting the bicycle lower frame.

The utility model has the further improvement that two limiting rods are arranged in the slide way to limit the pulley.

The utility model is further improved in that the support is divided into a first support part and a second support part, and the height of the second support part is adjustable.

A further improvement of the present invention is that the second support portion includes:

the support plate is used for supporting the lower frame of the bicycle;

the two guide cylinders are arranged on the bracket and are respectively connected with the two sides of the support plate in a sliding manner; and

and the fastening screw is in threaded connection with the side surface of the support plate and abuts against the surface of the guide cylinder.

The utility model is further improved in that the upper end of the pull rod is provided with an anti-slip sleeve.

Due to the adoption of the technical scheme, the utility model has the technical progress that:

the utility model provides an adjustable bicycle frame bowl pressing machine, which can adjust the distance from the upper end of a front pipe of a bicycle frame to a bowl pressing mechanism through a positioning mechanism according to different specifications of the bicycle frame, and firmly fix the bicycle frame on the bowl pressing machine by using a fastening mechanism so as to realize bearing bowl pressing operation on the bicycle frames with different specifications.

The above technical advances are achieved primarily by the following detailed technical improvements

1. According to the utility model, the movable rod in the second driving piece is connected with the base plate, the lower bowl seat is arranged on the base plate, and the movable rod is controlled to drive the lower bowl seat to lift by controlling the second driving piece, so that the height of the lower end of the frame tube is adjusted, and the adjusting device is convenient and fast to adjust and wide in application range.

2. According to the utility model, a first long slotted hole is formed in the middle of a pull rod, the first long slotted hole is connected with a pin shaft in a hinge seat on a portal in a sliding manner, the lower end of the pull rod is hinged with a first end of a push rod, a locking assembly is arranged at the hinged position of the pull rod and the push rod, a second end of the push rod penetrates through the portal and is provided with a first clamping block, and a second clamping block is arranged on a support frame and corresponds to the first clamping block. When the pull rod is pulled in the direction away from the portal, the push rod drives the first clamping block to move in the direction of the second clamping block under the action of the pull rod so as to clamp the front tube of the frame, and meanwhile, the locking assembly can fix the relative position of the pull rod and the push rod, so that the frame is firmly fixed, the positioning is accurate, the operation is simple, and the assembly and disassembly are convenient.

3. According to the utility model, the first driving part is fixed above the door frame, the first end of the pressure rod penetrates through the door frame and is connected to the door frame in a lifting manner, the transmission assembly is used for connecting the first driving part and the pressure rod, and the upper bowl seat is arranged at the end part of the first end of the pressure rod. When the first driving part rotates, the transmission assembly drives the pressing rod to do reciprocating lifting motion, the upper bowl seat is matched with the lower bowl seat to press the bearing bowl into the front tube of the frame when the pressing rod descends, after the pressing operation is completed, the pressing rod ascends, after the pressing rod ascends to the initial position, the frame with the bearing bowl installed is taken out, the next frame is placed in, and the process is repeated.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.

FIG. 1 is a schematic view of the overall structure of an adjustable bicycle frame bowl press according to the present invention;

FIG. 2 is a schematic structural view of the tightening mechanism of the present invention;

FIG. 3 is a schematic view of the clamping state of the locking assembly of FIG. 2 according to the present invention;

FIG. 4 is a schematic structural view of the locking assembly of FIG. 2 in a relaxed state in accordance with the present invention;

FIG. 5 is a schematic structural diagram of the bowl pressing mechanism according to the present invention;

FIG. 6 is a schematic structural view of the support mechanism of the present invention;

FIG. 7 is an enlarged partial schematic view of the stent of FIG. 6 according to the present invention;

description of reference numerals:

10-a support frame, 20-a portal, 30-a bowl pressing mechanism, 31-a first driving piece, 32-a pressure rod, 33-a transmission component, 331-an eccentric wheel, 332-a guide column, 333-a connecting rod, 34-an upper bowl seat, 40-a positioning mechanism, 401-a lower bowl seat, 402-a second driving piece, 403-a backing plate, 50-a supporting mechanism, 51-a slideway, 511-a limiting rod, 52-a pulley, 53-a bracket, 531-a supporting plate, 532-a guide column, 533-a set screw, 60-a set mechanism, 61-a pull rod, 611-an anti-slip sleeve, 62-a push rod, 63-a locking component, 631-a connecting shaft, 632-a boss, 633-a set block, 64-a first clamping block, 65-a second clamping block, 71-lower frame, 72-front frame tube.

Detailed Description

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system architectures, techniques, etc. in order to provide a thorough understanding of the embodiments of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.

The utility model provides an adjustable bicycle frame bowl pressing machine, which can be known from the attached drawings 1 and 2 of the specification, and mainly comprises the following parts or components: the support frame 10, the door frame 20, the bowl pressing mechanism 30, the positioning mechanism 40, the support mechanism 50, the tightening mechanism 60 and the locking assembly 63 are connected as follows.

The door frame 20 is arranged above the support frame 10; the bowl pressing mechanism 30 is connected with the frame 20 and is used for pressing the upper bearing bowl into the upper end of the frame front pipe 72; the positioning mechanism 40 is arranged on the support frame 10 and is used for adjusting the placing height of the front frame tube 72; the lower bowl seat 401 is connected with the positioning mechanism 40, and when the bowl pressing mechanism 30 presses the upper bowl seat into the upper end of the frame front pipe 72, the lower bearing bowl is pressed into the lower end of the frame front pipe 72; the supporting mechanism 50 is arranged on the supporting frame 10 and is used for supporting the lower frame 71; the tightening mechanism 60 is disposed on the mast 20 and is used for clamping the front tube 72 of the frame, and the tightening mechanism 60 specifically includes: a first long slotted hole is formed in the middle of the pull rod 61, and a pin shaft arranged in a hinge seat on the gantry 20 is connected with the first long slotted hole in a sliding manner; the first end of the push rod 62 is hinged with the lower end of the pull rod 61, and the second end of the push rod penetrates through the door frame 20; the locking assembly 63 is arranged at the hinged position of the pull rod 61 and the push rod 62 and used for fixing the relative position of the pull rod 61 and the push rod 62; the first clamping block 64 is arranged at the second end of the push rod 62; and a second clamping block 65 is provided on the support frame 10 and corresponds to the first clamping block 64.

The positioning mechanism 40 is connected to the support frame 10, and can adjust the height of the lower end of the front tube 72 according to different specifications of the vehicle frame. The lower bowl seat 401 is connected to the positioning mechanism 40 and is used for supporting the lower bearing bowl and the front frame tube 72, and the upper bearing bowl and the lower bearing bowl are pressed into the front frame tube 72 under the combined action of the lower bowl seat 401 and the bowl pressing mechanism 30. The support mechanism 50 is connected to the support frame 10, and the support mechanism 50 is used for placing the lower frame 71, so that the frame can be stabilized.

When the pull rod 61 is pulled in the direction away from the door frame 20, the push rod 62 drives the first clamping block 64 to move in the direction of the second clamping block 65 under the action of the pull rod 61, so as to clamp the front frame tube 72, and conversely, when the pull rod 61 is pulled in the direction close to the door frame 20, the first clamping block 64 can move in the direction away from the second clamping block 65, so that the front frame tube 72 is loosened, the mounting frame is firmly fixed, and the frame dismounting operation is simple.

As an embodiment, as can be seen from fig. 3 and 4 of the specification, the locking assembly 63 specifically includes: the connecting shaft 631 and the fastening block 633, a boss 632 is arranged at a first end of the connecting shaft 631, and the body of the boss is respectively connected with the pull rod 61 and the push rod 62 in a rotating manner; the fastening block 633 is an eccentric 331-shaped structure and is hinged with the second end of the connecting shaft 631.

Be provided with a boss 632 at the first end of connecting axle 631, play limiting displacement, it is articulated with the connecting axle 631 second end to decide the piece 633, when rotatory decide the piece 633, because decide the piece 633 and be similar to eccentric 331 structure, under the cooperation of boss 632, decide the piece 633 can extrude pull rod 61 and push rod 62 slowly, thereby increase the friction between pull rod 61 and the push rod 62, and then make pull rod 61 and push rod 62 rigidity, otherwise, decide piece 633 and loosen pull rod 61 and push rod 62, thereby reduce the friction between pull rod 61 and the push rod 62, and then make pull rod 61 and push rod 62 can carry out relative rotation.

As an embodiment, as can be seen from fig. 5 in the specification, the bowl pressing mechanism 30 includes: the first driving part 31, the pressure lever 32, the transmission assembly 33 and the upper bowl seat 34, wherein the first driving part 31 is arranged above the door frame 20; the first end of the pressure lever 32 penetrates through the gantry 20 and is arranged on the gantry in a lifting manner; the transmission assembly 33 is used for connecting the first driving member 31 and the pressing rod 32 and driving the pressing rod 32 to do lifting movement; and an upper bowl 34 is provided at the second end of the plunger 32.

In particular, the first drive member 31 may be a motor.

When the first driving member 31 rotates, the transmission assembly 33 drives the pressing rod 32 to do reciprocating lifting motion, the upper bowl seat 34 is matched with the lower bowl seat 401 to press the bearing bowl into the frame front pipe 72 when the pressing rod 32 descends, after the pressing operation is completed, the pressing rod 32 ascends, and after the pressing rod ascends to the initial position, the frame with the bearing bowl installed is taken out and put into the next frame, and the process is repeated.

In this embodiment, as can be seen from fig. 5 of the specification, the transmission assembly 33 includes: the eccentric wheel 331 is provided with a guide post 332 which is connected with the power output end of the first driving piece 31; and a first end of a connecting rod 333 is hinged with the door frame 20, a second long slotted hole on a second end is connected with a pin shaft on the pressure lever 32 in a sliding way, and a guide groove in the middle of the connecting rod 333 is connected with a guide post 332 on the eccentric wheel 331 in a sliding way.

When the first driving member 31 rotates a circle, the eccentric 331 rotates a circle, because one end of the connecting rod 333 is hinged on the gantry 20, the guiding post 332 on the eccentric 331 slides in the guiding slot in the connecting rod 333, and then the connecting rod 333 is driven to swing, and the pressing rod 32 is driven to move up and down through the swing of the connecting rod 333.

As an example, the positioning mechanism 40 includes: a second driving member 402 and a backing plate 403, wherein the second driving member 402 is arranged on the support frame 10; and a pad plate 403 is provided on the movable rod of the second driving member 402.

The second driving member 402 can be bolted to the supporting frame 10 and mainly functions as a lifting power source. In particular, the second driving member 402 may be a hydraulic cylinder, an air cylinder or an electric push rod. The pad 403 is connected to the movable rod of the second driving member 402, and mainly functions to connect the lower bowl 401. The lower bowl seat 401 is used for supporting a lower bearing bowl and placing the frame front tube 72, and the movable rod is controlled to drive the lower bowl seat 401 to lift by controlling the second driving piece 402, so that the placing height of the lower end of the frame tube is adjusted.

As an example, as can be seen from fig. 6 in the specification, the supporting mechanism 50 includes: the device comprises a slideway 51, a pulley 52 and a bracket 53, wherein the slideway 51 is arranged on the support frame 10; the pulley 52 is arranged in the slideway 51; and the lower end of the bracket 53 is connected with the rotating shaft of the pulley 52 and is used for supporting the lower frame of the bicycle.

The slideway 51 is arranged on the support frame 10, the cross section of the slideway 51 is in an inverted T shape, the pulley 52 can move in the slideway 51 and is connected with the lower end of the bracket 53 through a rotating shaft, and the bracket 53 can move in the slideway 51 by using the pulley 52.

In this embodiment, as can be seen from fig. 6 of the specification, two limiting rods 511 are disposed in the slide 51 to limit the pulley 52.

A plurality of holes with the same interval are arranged on the slide rail 51 and used for installing limiting rods 511, and the limiting rods 511 are mainly arranged on two sides of the pulley 52 and play a limiting role in limiting the pulley 52.

In this embodiment, as can be seen from fig. 6 of the specification, the bracket 53 is divided into a first supporting portion and a second supporting portion, and the height of the second supporting portion is adjustable.

The first support part in the bracket 53 has a fixed height, and the height of the second support part is designed to be adjustable due to different inclination angles of the lower frame 71 of different specifications.

In this embodiment, as can be seen from fig. 7 in the specification, the second support portion includes: the bicycle frame comprises a support plate 531, two guide cylinders 532 and a set screw 533, wherein the support plate 531 is used for supporting a bicycle lower frame; two guide cylinders 532 are arranged on the bracket 53 and are in sliding connection with the support plate 531; and a set screw 533 is screwed to the side of the support plate 531 to abut against the surface of the guide cylinder 532.

The middle part of the support plate 531 is provided with a groove for placing the lower frame 71 of the vehicle frame, two ends of the support plate 531 are respectively provided with a guide hole for slidably connecting two guide cylinders 532, the side surface of the support plate 531 is also provided with a threaded hole, and the set screw 533 is abutted against the surface of the guide cylinder 532 through the threaded hole to fix the support plate 531 on the guide cylinder 532.

As an example, an anti-slip sleeve 611 is provided at the upper end of the pull rod 61.

Specifically, antiskid cover 611 can be the rubber material, and the top layer is provided with anti-skidding line, and the prevention hand takes place to slide when pulling pull rod 61, prevents that the condition of colliding with from taking place.

It is noted that, in the present patent application, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," comprising, "or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus, and the phrase" comprising a.once.a.limited element does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.

Claims (10)

1. An adjustable bicycle frame bowl pressing machine, comprising:

a support frame;

the door frame is arranged above the support frame;

the bowl pressing mechanism is connected with the portal and is used for pressing the upper bearing bowl into the upper end of the front tube of the frame;

the positioning mechanism is arranged on the support frame and used for adjusting the placing height of the front tube of the frame;

the lower bowl seat is connected with the position adjusting mechanism, and when the bowl pressing mechanism presses the upper bowl seat into the upper end of the front tube of the frame, the lower bearing bowl is pressed into the lower end of the front tube of the frame;

the supporting mechanism is arranged on the supporting frame and used for supporting the lower frame of the frame;

tight decide mechanism set up in on the portal for press from both sides tight frame head tube, tight decide mechanism specifically includes:

the middle of the pull rod is provided with a first long slotted hole which is in sliding connection with a pin shaft arranged in a hinge seat on the side surface of the portal;

the first end of the push rod is hinged with the lower end of the pull rod, and the second end of the push rod penetrates through the door frame;

the locking assembly is arranged at the hinged position of the pull rod and the push rod and used for fixing the relative position of the pull rod and the push rod;

the first clamping block is arranged at the second end of the push rod; and

and the second clamping block is arranged on the supporting frame and is matched with the first clamping block.

2. An adjustable bicycle frame dishwasher according to claim 1, wherein the locking assembly comprises:

the first end of the connecting shaft is provided with a boss, and the connecting shaft is used for rotatably connecting the pull rod and the push rod; and

and the fastening block is hinged with the second end of the connecting shaft.

3. An adjustable bicycle frame bowl press as set forth in claim 1, wherein said bowl press mechanism includes:

the first driving piece is arranged above the door frame;

the first end of the pressure rod penetrates through the door frame and is arranged on the door frame in a lifting manner;

the transmission assembly is used for connecting the first driving piece and the pressing rod and driving the pressing rod to do lifting motion; and

and the upper bowl seat is arranged at the end part of the first end of the pressure lever.

4. An adjustable bicycle frame dishwasher according to claim 3, characterized in that the transmission assembly comprises:

the eccentric wheel is provided with a guide post and is connected with the power output end of the first driving piece; and

and a first end of the connecting rod is hinged with the door frame, a second long slotted hole on a second end of the connecting rod is in sliding connection with a pin shaft on a second end of the pressing rod, and a guide groove arranged in the middle of the connecting rod is in sliding connection with a guide post on the eccentric wheel.

5. The adjustable bicycle frame bowl press of claim 1, wherein the positioning mechanism comprises:

the second driving piece is arranged on the supporting frame; and

the backing plate, set up in on the movable rod of second driving piece, and with bowl seat is connected down, just the second driving piece can drive the backing plate and bowl seat goes up and down.

6. An adjustable bicycle frame dishwasher according to claim 1, characterized in that the support mechanism comprises:

the slideway is arranged on the supporting frame;

the pulley is arranged in the slideway; and

and the lower end of the bracket is connected with the pulley rotating shaft and is used for supporting the bicycle lower frame.

7. The adjustable bicycle frame bowl press of claim 6, wherein the slide is provided with two limiting rods for limiting the pulley.

8. The adjustable bicycle frame bowl press of claim 6, wherein the bracket is divided into a first support portion and a second support portion, and the second support portion is height adjustable.

9. An adjustable bicycle frame dishwasher according to claim 8, wherein the second support portion comprises:

the support plate is used for supporting the lower frame of the bicycle;

the two guide cylinders are arranged on the bracket and are respectively connected with the two sides of the support plate in a sliding manner; and

and the fastening screw is in threaded connection with the side surface of the support plate and abuts against the surface of the guide cylinder.

10. An adjustable bicycle frame bowl press as set forth in claim 1, wherein an anti-slip sleeve is provided at an upper end of said pull rod.

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