CN216453655U - Heel rounding equipment - Google Patents

Abstract

The utility model discloses a shoe heel rounding device, which is arranged on a base, wherein the base is provided with a support frame, the shoe heel rounding device comprises a shoe tree positioning mechanism, a shoe tree supporting mechanism and a rounding mechanism, the shoe tree positioning mechanism is used for positioning a shoe tree, the shoe tree supporting mechanism is used for supporting the shoe tree, the rounding mechanism is used for rounding the heel of a shoe, the rounding mechanism comprises a circular rack guide rail, a rounding driving motor and a rounding head, the shoe tree is fixed by the shoe tree positioning mechanism and the shoe tree supporting mechanism, the rounding driving motor drives the rounding head to move on the circular rack guide rail, the rounding extrusion on the heel of the shoe is realized, the glue at the matching part of a shoe insole and a shoe upper is completely adhered together, the rounding driving motor drives the rounding head to reciprocate on the circular rack guide rail, the mechanical automation of the rounding process is realized, and the rounding efficiency is improved, the problem that the rounding quality is not uniform is also solved.

Description

Heel rounding equipment

Technical Field

The utility model relates to a shoe making device, in particular to a heel rounding device.

Background

The shoes are necessary articles of our life, in the use process of people, there are actions such as running, jumping, scram, etc., the habit of walking of everyone is different, lead to shoes often receive the pulling of the power of different directions, come unstuck easily, especially the place of the heel of a shoe, therefore need to glue the upper of a shoe and the middle sole of a shoe and glue and combine very well, in present shoemaking technology, after gluing upper of a shoe and middle sole of a shoe together, need the manual work to make a round extrusion once the place of the heel of a shoe to this guarantees that the contact surface of upper of a shoe and middle sole is totally glued together, can not appear and glue the phenomenon.

However, in the process of implementing the embodiment of the present application, the inventor of the present application finds that the above-mentioned technology has at least the following technical problems:

1. the manual rounding efficiency is low.

2. The quality of manual rounding is not uniform, and the rounding effect is different due to different manipulations and different force of each operator.

SUMMERY OF THE UTILITY MODEL

The utility model provides a shoe heel rounding device which is used for solving the problems of low rounding efficiency and non-uniform rounding quality.

According to one aspect of the utility model, the utility model provides a shoe heel rounding device, which is arranged on a base, wherein a support frame is arranged on the base, and the shoe heel rounding device is characterized by comprising a shoe tree positioning mechanism, a shoe tree support mechanism and a rounding mechanism;

the shoe tree positioning mechanism comprises a positioning plate, a positioning air cylinder and a shoe tree positioning column, the positioning air cylinder is fixedly connected with the support frame, the upper end surface of the positioning plate is fixedly connected with a telescopic shaft of the positioning air cylinder, the lower end surface of the positioning plate is fixedly connected with a first end of the shoe tree positioning column, and a second end of the shoe tree positioning column is used for fixing a shoe tree;

the shoe tree supporting mechanism comprises a heel supporting piece, the heel supporting piece is fixedly arranged on the base, the position of the heel supporting piece corresponds to that of the shoe tree positioning column, and the upper end surface of the heel supporting piece is a plane and is used for supporting the heel part of a shoe tree;

rounding mechanism includes circular rack guide rail, the rounding fixed station, round driving motor and head of rounding, circular rack guide rail and base fixed connection, heel support piece sets up the central point at circular rack guide rail and puts, round fixed station setting on circular rack guide rail and with circular rack guide rail sliding connection, round driving motor is fixed to be set up on the round fixed station, round driving motor's drive shaft is equipped with drive gear, drive gear cooperatees with the tooth of circular rack guide rail, round driving motor drives round fixed station through drive gear and goes up reciprocating motion along circular rack guide rail, the head of rounding sets firmly in the round driving motor outside and corresponding with heel support piece's position, the head of rounding is used for extrudeing the heel of a shoe.

Furthermore, the rounding mechanism also comprises a first adjusting cylinder, the cylinder body of the first adjusting cylinder is fixedly connected with one of the rounding fixed platform or the rounding driving motor, the piston rod of the first adjusting cylinder is fixedly connected with the other of the rounding fixed platform or the rounding driving motor, a guide groove is formed in the rounding fixed platform along the radius direction of the circular rack guide rail, and the rounding driving motor can slide in the guide groove.

Furthermore, the rounding drive motor is a vibration motor.

Furthermore, the bottom of the rounding fixing table is provided with at least one group of pulleys, and the pulleys are in rolling connection with the circular rack guide rail.

Furthermore, be equipped with the stopper on the heel support piece, stopper part exceeds heel support piece, and the stopper can slide in heel support piece, and when shoe tree reference column and heel support piece pressfitting, the stopper is impressed in heel support piece.

Furthermore, the shoe tree supporting mechanism further comprises a shoe palm supporting piece, the shoe palm supporting piece is fixedly arranged on the base, a groove is formed in the upper end face of the shoe palm supporting piece, and the groove is used for accommodating and supporting the foot palm part of the shoe tree.

Furthermore, the shoe tree supporting mechanism further comprises a second adjusting cylinder, a cylinder body of the second adjusting cylinder is fixedly connected with one of the shoe palm supporting piece and the heel supporting piece, a piston rod of the second adjusting cylinder is fixedly connected with the other of the shoe palm supporting piece and the heel supporting piece, and the adjusting cylinder is used for adjusting the distance between the shoe palm supporting piece and the heel supporting piece.

Furthermore, the shoe tree positioning mechanism also comprises a shoe tree pressing column and a motor adjusting mechanism, the motor adjusting mechanism comprises an adjusting motor and a lifting assembly, the adjusting motor is fixed on the lifting assembly, the lifting assembly is fixedly connected with the lower end face of the positioning plate, the lifting assembly comprises a turbine and a lead screw, and the lead screw is fixedly connected with the first end of the shoe tree pressing column;

wherein, the adjusting motor drives the screw rod to move up and down through the turbine.

Furthermore, the shoe tree positioning mechanism also comprises a pressure sensor which is fixedly arranged at the second end of the shoe tree pressing column and used for detecting the pressure of the shoe tree pressing column on the shoe tree;

when the pressure is higher than the set pressure threshold value, the adjusting motor adjusting mechanism is adjusted to reduce the pressure of the shoe tree pressing column on the shoe tree, and when the pressure is lower than the set pressure threshold value, the adjusting motor adjusting mechanism is adjusted to increase the pressure of the shoe tree pressing column on the shoe tree.

Further, the outer surface of the second end of the shoe tree pressing column is provided with a flexible material.

The utility model has the beneficial effects that:

after gluing in shoes insole and upper of a shoe assemble together on the shoe tree, fix the shoe tree through shoe tree positioning mechanism and shoe tree supporting mechanism, round driving motor drives and beats the button head and move on circular rack guide rail, the realization is to the round extrusion of heel of a shoe, make shoes insole and upper of a shoe match the glue of place and glue completely and be in the same place, round driving motor drives and beats the round head reciprocating motion on circular rack guide rail, the mechanical automation to the technique of rounding has been realized, round efficiency has been improved, the problem of the inconsistent quality of rounding has also been solved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic perspective view of a rounding apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic perspective view of a rounding mechanism according to an embodiment of the present invention;

FIG. 3 is a schematic perspective view of a pulley and circular rack guide according to an embodiment of the present invention;

FIG. 4 is a first perspective view of a shoe last positioning mechanism according to an embodiment of the present invention;

FIG. 5 is a schematic perspective view of a second shoe last positioning mechanism according to an embodiment of the present invention;

FIG. 6 is a front view of a positioning head according to an embodiment of the present invention;

FIG. 7 is a schematic perspective view of a shoe last support mechanism according to an embodiment of the present invention;

FIG. 8 is a perspective view of a sole support according to an embodiment of the present invention;

in the figure: 101-a base; 102-a support frame; 11-a last support mechanism; 110-a heel support; 1101-a limiting block; 111-a ball support; 1110-grooves; 1111-datum line; 12-a last positioning mechanism; 120-positioning cylinder; 121-a positioning plate; 122-last positioning post; 1220-a positioning head; 1221-a first gap; 1222-positioning pins; 123-shoe tree pressing column; 1230-a compression head; 1231-a second gap; 124-adjusting the motor; 2-rounding mechanism; 20-circular rack guide rails; 21-rounding the fixed table; 210-a pulley; 22-a rounding drive motor; 220-a drive gear; 23-a first adjustment cylinder; 24-round head beating; 25-travel switch.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It is noted that, unless otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

In the present invention, unless specified to the contrary, use of the terms of orientation such as "upper, lower, top, bottom" or the like, generally refer to the orientation as shown in the drawings, or to the component itself in a vertical, perpendicular, or gravitational orientation; likewise, for ease of understanding and description, "inner and outer" refer to the inner and outer relative to the profile of the components themselves, but the above directional words are not intended to limit the utility model.

In order to solve the problems of low rounding efficiency and non-uniform rounding quality in the prior art, the utility model provides a shoe heel rounding device, and the specific scheme is as follows.

Referring to fig. 1, which is a specific embodiment of the heel rounding device of the present invention, the heel rounding device is disposed on a base 101, a support frame 102 is disposed on the base 101, and the heel rounding device includes a shoe tree positioning mechanism 12, a shoe tree support mechanism 11, and a rounding mechanism 2;

referring to fig. 4 and 5, the shoe tree positioning mechanism 12 includes a positioning plate 121, a positioning cylinder 120 and a shoe tree positioning post 122, the positioning cylinder 120 is fixedly connected to the supporting frame 102, an upper end surface of the positioning plate 121 is fixedly connected to a telescopic shaft of the positioning cylinder 120, a lower end surface of the positioning plate 121 is fixedly connected to a first end of the shoe tree positioning post 122, and a second end of the shoe tree positioning post 122 is used for fixing a shoe tree;

the shoe last supporting mechanism 11 includes a heel supporting member 110, the heel supporting member 110 is fixedly disposed on the base 101, the position of the heel supporting member 110 corresponds to the position of the shoe last positioning post 122, and the upper end surface of the heel supporting member 110 is a plane for supporting the heel portion of the shoe last;

be equipped with heating member in heel support piece 110 for to heel support piece 110 heating, heating temperature is better at 40 ~ 60 degrees centigrade rounding effect, and the effect is best when preferred 50 degrees centigrade.

As shown in fig. 2, the rounding mechanism 2 includes a circular rack rail 20, a circular rack rail 21, a rounding driving motor 22 and a rounding head 24, the circular rack rail 20 is fixedly connected to the base 101, the heel support 110 is disposed at a central position of the circular rack rail 20, the circular rack rail 21 is disposed on the circular rack rail 20 and slidably connected to the circular rack rail 20, the rounding driving motor 22 is fixedly disposed on the circular rack rail 21, a driving shaft of the rounding driving motor 22 is provided with a driving gear 220, the driving gear 220 is engaged with teeth of the circular rack rail 20, the rounding driving motor 22 drives the circular rack rail 21 to move on the circular rack rail 20 through the driving gear 220, the rounding head 24 is fixedly disposed at an outer side of the rounding driving motor 22 and corresponds to a position of the heel support 110, and the rounding head 24 is used for squeezing the heel of a shoe.

The circular rack guide rail 20 is provided with two travel switches 25, the positions of the travel switches 25 can be adjusted, when the circular rack guide rail 21 touches a first travel switch 25 in the movement process, the circular rack guide rail 21 starts to move reversely, and when the circular rack guide rail 21 touches a second travel switch 25 in the reverse movement process, the circular rack guide rail 21 moves reversely again, so that the circular rack guide rail 21 reciprocates between the two travel switches 25, and the heel of a shoe can be repeatedly extruded.

After shoe insole and upper of a shoe are beaten and are glued the back of assembling together on the shoe tree, fix the shoe tree through shoe tree positioning mechanism 12 and shoe tree supporting mechanism 11, round driving motor 22 drives and beats button head 24 and move on circular rack guide rail 20, the in-process of motion is beaten round head 24 and is extrudeed the heel of a shoe, make the glue that shoe insole and upper of a shoe matched with the place completely glue and be in the same place, round driving motor 22 drives and beats round head 24 reciprocating motion on circular rack guide rail 20, the mechanical automation to the technique of rounding has been realized, the efficiency of rounding has been improved, the problem that the quality of rounding is not uniform has also been solved.

Further, the rounding mechanism 2 further comprises a first adjusting cylinder 23, a cylinder body of the first adjusting cylinder 23 is fixedly connected with one of the circular rack guide rail 21 or the rounding drive motor 22, a piston rod of the first adjusting cylinder 23 is fixedly connected with the other of the circular rack guide rail 21 or the rounding drive motor 22, a guide groove is formed in the circular rack guide rail 21 along the radius direction of the circular rack guide rail 20, the rounding drive motor 22 can slide in the guide groove, and the first adjusting cylinder 23 is used for adjusting the distance between the rounding head 24 and the heel support member 110.

In the production process, the shoe heel rounding equipment can round shoes of different styles, the shapes of the shoe heels of the shoes of different styles are different, even the shoes of the same style have different sizes, the sizes of the shoe heels of different sizes are different, if the distances between the round heads 24 and the shoe heel supporting pieces 110 are the same, the rounding effect can be influenced, and the quality of the shoes can be reduced.

Further, the rounding drive motor 22 is a vibration motor, and the vibration of the vibration motor can improve the adhesion effect of the heel part during the rounding process.

Further, as shown in fig. 3, at least one set of pulleys 210 is disposed at the bottom of the circular rack guide rail 21, the pulleys 210 are connected with the circular rack guide rail 20 in a rolling manner, and when the pulleys 210 roll on the circular rack guide rail 20, the resistance of the movement is small, and the movement is smoother.

Furthermore, last reference column 122's second end is equipped with positioning head 1220, and positioning head 1220's second end and last reference column 122 cooperation, positioning head 1220 second end are equipped with the lug, and last reference column 122's second end is equipped with the corresponding groove of positioning head 1220 lug shape, and lug on positioning head 1220 and last reference column 122's groove pass through the pin fixed.

Preferably, as shown in fig. 6, a first end of the positioning head 1220 is provided with a positioning pin 1222, the positioning pin 1222 is matched with the positioning hole of the shoe tree, and the front end of the positioning pin 1222 is truncated cone-shaped, so that the positioning pin 1222 can conveniently find a positive direction when being matched with the positioning hole.

Preferably, a first gap 1221 is provided between alignment head 1220 and last positioning post 122, and alignment head 1220 can move within the range of slot control to facilitate further alignment of alignment pin 1222 with the alignment hole.

Further, referring to fig. 7, a limiting block 1101 is disposed on the heel support 110, the limiting block 1101 is used for limiting the shoe heel in the length direction of the shoe tree, and since the shoe tree is provided with the preliminarily adhered midsole and upper, the heel of the shoe tree leans against the limiting block 1101 after the shoe tree is placed on the plane of the upper end surface of the heel support 110, so that the limitation of the shoe tree in the length direction is realized.

The limiting block 1101 is at least partially higher than the plane of the upper end face of the heel support 110, the limiting block 1101 can slide in the heel support 110, an elastic member, preferably a spring, is arranged between the limiting block 1101 and the heel support 110, when the shoe heel support 111 and the shoe tree positioning column 122 are in an open state, the limiting block 1101 is at least partially higher than the shoe heel support 111 under the pushing of the spring force, when the shoe tree positioning column 122 moves downwards under the driving of the positioning cylinder 120, the limiting block 1101 is pressed into the heel support 110 by the shoe tree positioning column 122, after the heating and pressing of the midsole and the upper are completed, the positioning column shoe tree 122 is lifted, the limiting block 1101 is again higher than the shoe heel support 111 under the pushing of the spring force, and preparation is made for next positioning.

Further, the shoe tree supporting mechanism 11 further includes a shoe sole supporting member 111, the shoe sole supporting member 111 is fixedly disposed on the base 101, a groove 1110 is disposed on an upper end surface of the shoe sole supporting member 111, and the groove 1110 is used for accommodating and supporting a sole portion of the shoe tree.

Shoe palm support piece 111 not only has the supporting role to the shoe tree, and the recess 1110 of shoe palm support piece 111 up end also has the fixed action to the shoe tree, at the in-process of rounding, prevents that the shoe tree from taking place to rotate, prevents to round thoroughly, influences shoes quality.

Further, referring to fig. 8, a reference line 1111 is disposed in the groove 1110 at the upper end surface of the shoe leg supporting member 111, the reference line 1111 is used as an alignment reference for placing a shoe tree, and the reference line 1111 is an alignment line at the edge of the shoe tree, so that when the shoe tree is placed along the alignment line, the position of the shoe tree in the width direction is ensured.

Furthermore, two reference lines 1111 are provided, one reference line is used for aligning the left shoe tree, the other reference line is used for aligning the right shoe tree, the left reference line and the right reference line 1111 are adopted, the same shoe sole supporting piece 111 can be used for supporting the right shoe tree and the left shoe tree, the number of the shoe sole supporting pieces 111 is reduced, the cost is saved, the time for replacing the shoe sole supporting pieces 111 is saved, and the working efficiency is improved.

Adopted stopper 1101 to carry out approximate position to shoe tree length direction and limited, carried out approximate position to shoe tree width direction through datum line 1111 and limited, ensured the approximate position of shoe tree basically, then through locating pin 1222 and positioning head 1220's automatic alignment, realized the accurate positioning to the shoe tree.

Further, the shoe last supporting mechanism 11 further includes a second adjusting cylinder, a cylinder body of the second adjusting cylinder is fixedly connected to one of the shoe sole supporting member 111 and the heel supporting member 110, a piston rod of the second adjusting cylinder is fixedly connected to the other of the shoe sole supporting member 111 and the heel supporting member 110, and the second adjusting cylinder is used for adjusting a distance between the shoe sole supporting member 111 and the heel supporting member 110.

The distance between the shoe sole supporting piece 111 and the heel supporting piece 110 is adjusted through the second adjusting cylinder, so that the shoe sole adjusting device can be suitable for shoes with different numbers, when shoes with small numbers need to be made, the distance between the shoe sole supporting piece 111 and the heel supporting piece 110 is adjusted to be small, when shoes with large numbers need to be made, the distance between the shoe sole supporting piece 111 and the heel supporting piece 110 is adjusted to be large, and shoes with various sizes can be made on the same set of shoe sole supporting piece 111 and the same set of heel supporting piece 110.

Further, as shown in fig. 4 to 5, the shoe last positioning mechanism 12 further includes a shoe last pressing column 123 and a motor adjusting mechanism, the motor adjusting mechanism includes an adjusting motor 124 and a lifting assembly, the adjusting motor 124 is fixed on the lifting assembly, the lifting assembly is fixedly connected with the lower end surface of the positioning plate 121, the lifting assembly includes a worm wheel and a lead screw, the lead screw is fixedly connected with the first end of the shoe last pressing column 123, and the adjusting motor 124 drives the lead screw to move up and down through the worm wheel.

Of course, the motor adjusting mechanism may also be an adjusting motor 124 and a crankshaft, and the crankshaft converts the circular motion of the shaft of the adjusting motor 124 into a linear motion, which are all the prior art and are not described herein again.

The pressure of last compression post 123 against the last can be adjusted by motor adjustment mechanism 124.

Further, the second end that the shoe tree compressed tightly post 123 is equipped with pressure head 1230, the first end of pressure head 1230 is used for compressing tightly the shoe tree or upper of a shoe, the second end of pressure head 1230 and the second end cooperation that the shoe tree compressed tightly post 123, be equipped with the lug on the pressure head 1230, the second end that the shoe tree compressed tightly post 123 is equipped with the groove corresponding with pressure head 1230 lug shape, lug on the pressure head 1230 and the groove that the shoe tree compressed tightly post 123 pass through the pin fixed, be equipped with second clearance 1231 between pressure head 1230 and the shoe tree compressed tightly post 123, pressure head 1230 can do the small amplitude and rock in the scope of groove control, can increase the range of compressing tightly of pressure head 1230, even there is the deviation in the position that the shoe tree was put, also can realize fine compressing tightly.

Preferably, the first end of the compression head 1230 is made of at least a flexible material to protect the last or upper.

Further, the protruding block on the second end of the pressing head 1230 may also be replaced by a cylinder, the cylinder at least partially extends into the second end of the last pressing column 123 and can slide in the last pressing column 123, and an elastic member, preferably a spring, is disposed between the pressing head 1230 and the last pressing column 123, and after the last pressing column 123 and the shoe heel support 111 are pressed together, the spring will provide a certain buffer to the pressure on the last, so as to prevent the last and the upper from being damaged due to the excessive pressure of the last pressing column 123.

Further, the last positioning mechanism 12 further includes a pressure sensor, the pressure sensor is fixedly disposed at the second end of the last pressing column 123 or the first end of the pressing head 1230, and is used for detecting the pressure of the last pressing column 123 on the last.

When the pressure is higher than the set pressure threshold value, the central processing unit receives a high-pressure signal of the pressure sensor, the motor adjusting mechanism 124 reduces the pressure of the shoe tree pressing column 123 on the shoe tree, and when the pressure is lower than the set pressure threshold value, the central processing unit receives a low-pressure signal of the pressure sensor, the motor adjusting mechanism 124 increases the pressure of the shoe tree pressing column 123 on the shoe tree.

Further, the outer surface of the second end of the last pressing column 123 is provided with a flexible material, and the flexible material can protect the last and the upper.

The working principle of the utility model is as follows:

the worker places the shoe tree that will be equipped with the upper of a shoe on shoe tree supporting mechanism 11, press two start button, shoe tree reference column 122 descends, compress tightly the shoe tree fixedly, motor guiding mechanism 124 can adjust the shoe tree and compress tightly post 123 in the pressure of shoe tree, the shock motor drives and beats 24 vibrations massage extrusion upper of a shoe face of button head, it moves along circular rack guide rail 21 to beat the whole mechanism of rounding of driving motor 22 drive, it is at least twice with heel upper of a shoe face vibrations massage extrusion, it is moulding to make the upper of a shoe face follow coffin and well end complete bonding, heel bottom surface fold is level and smooth, the branch mouth edges and corners are clear, increase the pleasing to the eye degree of vamp appearance, the reinforcing is worn and is experienced the comfort level.

It is to be understood that the above-described embodiments are only a few, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A heel rounding device is arranged on a base, and a support frame is arranged on the base, and is characterized by comprising a shoe tree positioning mechanism, a shoe tree support mechanism and a rounding mechanism;

the shoe tree positioning mechanism comprises a positioning plate, a positioning air cylinder and a shoe tree positioning column, the positioning air cylinder is fixedly connected with the support frame, the upper end surface of the positioning plate is fixedly connected with a telescopic shaft of the positioning air cylinder, the lower end surface of the positioning plate is fixedly connected with a first end of the shoe tree positioning column, and a second end of the shoe tree positioning column is used for fixing a shoe tree;

the shoe tree supporting mechanism comprises a heel supporting piece, the heel supporting piece is fixedly arranged on the base, the position of the heel supporting piece corresponds to that of the shoe tree positioning column, and the upper end surface of the heel supporting piece is a plane and is used for supporting the heel part of a shoe tree;

the rounding mechanism comprises a circular rack guide rail, a rounding fixed platform, a rounding driving motor and a rounding head, the circular rack guide rail is fixedly connected with the base, the heel supporting piece is arranged at the central position of the circular rack guide rail, the rounding fixing platform is arranged on the circular rack guide rail and is connected with the circular rack guide rail in a sliding way, the rounding driving motor is fixedly arranged on the rounding fixing table, a driving shaft of the rounding driving motor is provided with a driving gear, the driving gear is matched with the teeth of the circular rack guide rail, the rounding driving motor drives the rounding fixed table to reciprocate along the circular rack guide rail through the driving gear, the rounding head is fixedly arranged on the outer side of the rounding driving motor and corresponds to the position of the heel supporting piece, and the rounding head is used for extruding the heel of the shoe.

2. The heel rounding device according to claim 1, wherein the rounding mechanism further comprises a first adjusting cylinder, a cylinder body of the first adjusting cylinder is fixedly connected with one of the rounding fixing table and the rounding drive motor, a piston rod of the first adjusting cylinder is fixedly connected with the other of the rounding fixing table and the rounding drive motor, a guide groove is formed in the rounding fixing table along a radius direction of the circular rack guide rail, and the rounding drive motor can slide in the guide groove.

3. The heel rounding device according to claim 1, wherein the rounding drive motor is a vibratory motor.

4. The heel rounding device according to any one of claims 1 to 3, wherein at least one set of pulleys is arranged at the bottom of the rounding fixing table, and the pulleys are in rolling connection with the circular rack guide rail.

5. The apparatus of claim 1, wherein the heel support member has a stop block thereon, the stop block is partially higher than the heel support member, the stop block can slide in the heel support member, and when the shoe tree positioning post is pressed against the heel support member, the stop block is pressed into the heel support member.

6. The heel rounding device according to claim 1, wherein the shoe tree support mechanism further comprises a shoe heel support member, the shoe heel support member is fixedly mounted on the base, and a groove is provided on an upper end surface of the shoe heel support member for receiving and supporting a foot heel portion of a shoe tree.

7. The apparatus according to claim 6, wherein the shoe last support mechanism further comprises a second adjusting cylinder, a cylinder of the second adjusting cylinder is fixedly connected to one of the shoe sole support or the heel support, a piston rod of the second adjusting cylinder is fixedly connected to the other of the shoe sole support or the heel support, and the adjusting cylinder is used for adjusting a distance between the shoe sole support and the heel support.

8. The heel rounding device according to claim 7, wherein the last positioning mechanism further comprises a last pressing column and a motor adjustment mechanism, the motor adjustment mechanism comprising an adjustment motor and a lifting assembly, the adjustment motor being fixed to the lifting assembly, the lifting assembly being fixedly connected to a lower end surface of the positioning plate, the lifting assembly comprising a worm gear and a lead screw, the lead screw being fixedly connected to a first end of the last pressing column;

the adjusting motor drives the screw rod to move up and down through the turbine.

9. The apparatus of claim 8, wherein the last positioning mechanism further comprises a pressure sensor secured to the second end of the last compression post for detecting the amount of pressure exerted by the last compression post on the last;

when the pressure is higher than the set pressure threshold value, the adjusting motor adjusting mechanism is adjusted to reduce the pressure of the shoe tree pressing column on the shoe tree, and when the pressure is lower than the set pressure threshold value, the adjusting motor adjusting mechanism is adjusted to increase the pressure of the shoe tree pressing column on the shoe tree.

10. The heel rounding device of any one of claims 8 to 9, wherein an outer surface of the second end of said last pressing post is provided with a flexible material.

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