CN216875265U

CN216875265U - Shoe tree fixing device

Info

Publication number: CN216875265U
Application number: CN202122779019.9U
Authority: CN
Inventors: 张卫凯; 郭凡凡
Original assignee: Guangdong Tianji Intelligent System Co ltd
Current assignee: Guangdong Tianji Intelligent System Co ltd
Priority date: 2021-11-12
Filing date: 2021-11-12
Publication date: 2022-07-05
Anticipated expiration: 2031-11-12

Abstract

The utility model discloses a shoe tree fixing device, and relates to the technical field of shoemaking equipment. The utility model provides a shoe tree fixing device for solving the technical problem of inaccurate shoe tree positioning in the prior art, which comprises a fixing plate, a driving block, a fixing mechanism and a positioning mechanism, wherein the driving block, the fixing mechanism and the positioning mechanism are positioned on the fixing plate; the fixing mechanism comprises a pin column and a sleeve sleeved on the pin column, the sleeve is fixedly connected with the fixing plate, the pin column is connected with the sleeve in a sliding manner, one end of the sleeve is filled with at least one first ball, the sleeve is provided with a ball hole corresponding to the first ball, and the first ball extends out of the ball hole and is abutted against a shoe tree to fix the shoe tree; the positioning mechanism is fixed on the fixing plate; the drive block receives drive power to the round pin post motion to move to with the positioning mechanism butt, the motion of drive block drive round pin post towards first ball, the first ball of round pin post drive stretches out in the ball, thereby shoe tree fixing device can the accurate fixed shoe tree.

Description

Shoe tree fixing device

Technical Field

The utility model relates to the technical field of shoemaking equipment, in particular to a shoe tree fixing device.

Background

The shoe tree is a necessary tool for manufacturing shoes, and the shoe tree is used for forming during the manufacturing process of the shoes. The shoe tree mainly used is to the design of upper of a shoe and the profiling when fixing the insole and the upper of a shoe. When the shoe is manufactured by using the shoe tree, the following method is adopted: covering the outer surface of a shoe last by a shoe upper skin forming the appearance of the shoe, adhering the sole to the lower end of the shoe upper skin from the outer side in the state, and then drawing out the shoe last; thereby forming a space corresponding to the shape of the last inside the footwear, so that the footwear matching the shape of the foot can be manufactured.

Among the prior art, the device of fixed shoe tree exists can not accurately fix the problem on the device with the shoe tree, and at the in-process of shoemaking, if the shoe tree location is inaccurate, can make shoes have the difference with original design in shape and size, lead to not agreeing with the size that requires, serious probably is scrapped, influences the pleasing to the eye and the quality of shoes, leads to production efficiency's low simultaneously.

SUMMERY OF THE UTILITY MODEL

Based on the technical problem, the utility model provides the shoe tree fixing device for solving the technical problem of inaccurate shoe tree positioning in the prior art, and the shoe tree fixing device can accurately fix the shoe tree.

The utility model provides a shoe tree fixing device which comprises a fixing plate, a driving block, a fixing mechanism and a positioning mechanism, wherein the driving block, the fixing mechanism and the positioning mechanism are positioned on the fixing plate; the fixing mechanism comprises a pin column and a sleeve sleeved on the pin column, the sleeve is fixedly connected with the fixing plate, the pin column is connected with the sleeve in a sliding manner, one end of the sleeve is filled with at least one first ball, the sleeve is provided with a ball hole corresponding to the first ball, and the first ball extends out of the ball hole and is abutted against the shoe tree to fix the shoe tree; the positioning mechanism is fixed on the fixing plate; the driving block is driven by a driving force to move towards the pin so as to be abutted to the positioning mechanism, the driving block drives the pin to move towards the first ball, and the pin drives the first ball to extend out of the ball hole.

Furthermore, the positioning mechanism of the shoe tree fixing device provided by the utility model comprises a positioning column and a first elastic piece, one end of the first elastic piece is fixed on the fixing plate, the other end of the first elastic piece is connected with the positioning column, a positioning hole is formed in the driving block, and the driving block is driven to move until the positioning column extends into the positioning hole.

Further, the positioning mechanisms of the shoe tree fixing device provided by the utility model comprise at least two positioning mechanisms, and the at least two positioning mechanisms are respectively positioned at two sides of the driving block and face the driving block.

Further, the fixing mechanism of the shoe tree fixing device provided by the utility model further comprises a second ball, the second ball is positioned at one end of the pin close to the first ball, and the pin drives the first ball to extend out of the ball hole through the second ball.

Furthermore, the fixing mechanism of the shoe tree fixing device provided by the utility model further comprises a second elastic piece and a pushing column, the pushing column and the pin column are concentrically arranged, one end of the second elastic piece is connected with the pushing column, the other end of the second elastic piece is connected with the pin column, and the driving block drives the pushing column to move towards the pin column.

Further, the pushing column of the shoe tree fixing device provided by the utility model comprises a pushing column body and a rolling piece connected to the pushing column body, wherein the rolling piece is positioned at one end of the pushing column far away from the pin column.

Furthermore, the number of the fixing mechanisms of the shoe tree fixing device provided by the utility model is two, and the two fixing mechanisms are respectively arranged on the fixing plate along the movement direction of the driving block.

Furthermore, the fixing plate of the shoe tree fixing device provided by the utility model is provided with a slide rail, and the driving block is connected with the fixing plate in a sliding manner through the slide rail.

Furthermore, a boss is arranged on one side, facing the pin, of the driving block of the shoe tree fixing device provided by the utility model, and the driving block moves to the boss to be abutted against the pin under the driving force.

Further, the boss of the shoe tree fixing device provided by the utility model comprises a guide surface and a boss surface, the guide surface is connected with the boss surface and is close to one side of the pin, and the guide surface guides the pin to move to the boss surface.

The utility model has the advantages that at least:

the utility model provides a shoe tree fixing device which comprises a fixing plate, a driving block, a fixing mechanism and a positioning mechanism. Wherein, fixed establishment includes the round pin post and overlaps the sleeve of establishing on the round pin post, sleeve and fixed plate fixed connection, round pin post and sleeve sliding connection, sleeve one end packing has at least one first ball, the sleeve corresponds first ball and has seted up the ball hole, the round pin post stretches out in the ball hole towards ball direction motion drive ball, stretches out in the ball and the shoe tree butt in ball hole to fix the shoe tree on the sleeve, the sleeve is fixed on the fixed plate, thereby fix the shoe tree on the fixed plate. The driving block moves towards the pin by the driving force, the driving block moves to be abutted with the positioning mechanism fixed on the fixing plate, the positioning mechanism limits the moving position of the driving block, and after the driving block and the positioning mechanism move to be abutted with the positioning mechanism, the driving block drives the pin to move towards the first ball, so that the first ball extends out of the ball hole. Therefore, the shoe tree fixing device provided by the utility model can accurately fix the shoe tree so as to solve the technical problem of inaccurate shoe tree positioning in the prior art.

Drawings

Fig. 1 is a schematic structural view of a shoe last fixing device according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a fixing mechanism of a shoe last fixing device according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a fixing plate, a positioning mechanism and a driving block of the shoe last fixing device according to the embodiment of the present invention;

FIG. 4 is a second schematic structural view of a fixing mechanism of the shoe last fixing device according to the embodiment of the present invention;

FIG. 5 is a third schematic structural view of a fixing mechanism of the shoe last fixing device according to the embodiment of the present invention;

FIG. 6 is a third sectional view showing the structure of the fixing mechanism of the shoe last fixing device according to the embodiment of the present invention;

fig. 7 is a schematic structural diagram of a driving block of a shoe last fixing device according to an embodiment of the present invention.

The meaning of the reference symbols in the drawings is:

100-fixing plate; 200-a drive block; 210-a boss; 211-boss face; 212-a guide surface; 300-a securing mechanism; 310-a sleeve; 320-pin; 330-push column; 340-a second elastic member; 350-a first ball bearing; 360-a second ball bearing; 370-rolling elements; 400-a positioning mechanism; 410-positioning columns; 420-a first resilient member; 500-shoe tree

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, 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 invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

According to the shoe tree fixing device provided by the embodiment of the utility model, the shoe tree 500 can be accurately fixed by the shoe tree fixing device, so that the technical problem of inaccurate positioning of the shoe tree 500 in the prior art is solved. Embodiments of the present application are described below with reference to the accompanying drawings.

Referring to fig. 1 and 2, a shoe last fixing device according to an embodiment of the present invention includes a fixing plate 100, a driving block 200 disposed on the fixing plate 100, a fixing mechanism 300, and a positioning mechanism 400; the fixing mechanism 300 includes a pin 320 and a sleeve 310 sleeved on the pin 320, the sleeve 310 is fixedly connected with the fixing plate 100, the pin 320 is slidably connected with the sleeve 310, one end of the sleeve 310 is filled with three first balls 350, the upper portion of the sleeve 310 is provided with ball holes corresponding to the three first balls 350, and the first balls 350 extend out of the ball holes to abut against the shoe tree 500 to fix the shoe tree 500; the positioning mechanism 400 is fixed on the fixing plate 100; the driving block 200 is driven by a driving force to move toward the pin 320 to be in abutment with the positioning mechanism 400, the driving block 200 drives the pin 320 to move toward the first ball 350, and the pin 320 drives the first ball 350 to protrude out of the ball hole.

The through hole is formed in the shoe tree 500, the slide way is formed in the inner wall of the through hole, the pin 320 ascends to drive the first ball 350, the first ball 350 firstly extends out of the ball hole and then extends into the slide way, and therefore the fixing mechanism 300 is fixed to the shoe tree 500. It should be noted that the size of the first rolling ball 350 is smaller than the width of the slide way, so that the first rolling ball 350 can extend into the slide way. In order to prevent the balls from falling off after protruding from the ball holes, the diameter of the ball holes is smaller than that of the balls so that the ball portions protrude from the ball holes.

It should be noted that in the alternative embodiment of the present invention, the driving block 200 is not limited to driving the pin 320 to lift the pin 320. For example, the structure described in the following embodiment may be adopted, and the driving block 200 may be located below the pin 320, and the driving block 200 is driven to ascend, thereby driving the pin 320 to ascend.

In addition, in the alternative embodiment of the present invention, the structure of the positioning mechanism 400 is not limited, as long as the positioning mechanism 400 can drive the pin shaft to ascend when the driving block 200 is moved to the position where it abuts against the positioning mechanism 400. For example, the positioning mechanism 400 may be a magnetic body with opposite magnetism provided on the driving block 200 and the fixing plate 100. When the driving block 200 is driven to move, the two magnets on the driving block 200 and the fixing plate 100 attract each other, so that the driving block 200 moves to a correct position.

In addition, in an alternative embodiment of the present invention, the driving block 200 may be driven to move by a linear air cylinder, a linear slide rail, or even manually driven by a user.

The present invention provides a footwear last fixing apparatus including a fixing plate 100, a driving block 200, a fixing mechanism 300, and a positioning mechanism 400. Wherein, fixing mechanism 300 includes pin 320 and the sleeve 310 of cover on pin 320, sleeve 310 and fixed plate 100 fixed connection, pin 320 and sleeve 310 sliding connection, sleeve 310 one end is filled with at least one first ball 350, sleeve 310 has seted up the ball hole corresponding to first ball 350, pin 320 moves towards the ball direction and drives the ball and stretch out in the ball hole, the ball that stretches out in the ball hole and shoe tree 500 butt, in order to fix shoe tree 500 on sleeve 310, sleeve 310 is fixed on fixed plate 100, thereby fix shoe tree 500 on fixed plate 100. Wherein the driving block 200 is driven by a driving force to move toward the pin 320, when the driving block 200 moves to abut against the positioning mechanism 400 fixed on the fixing plate 100, the positioning mechanism 400 defines a movement position of the driving block 200, and after the driving block 200 and the positioning mechanism 400 move to the position abutting against the positioning mechanism 400, the driving block 200 drives the pin 320 to move toward the first ball 350, so that the first ball 350 protrudes out of the ball hole. Therefore, the shoe tree fixing device provided by the utility model can accurately fix the shoe tree 500, so as to solve the technical problem of inaccurate positioning of the shoe tree 500 in the prior art.

Further, as shown in fig. 3, the positioning mechanism 400 of the shoe tree fixing device provided by the present invention includes a positioning column 410 and a first elastic member 420, one end of the first elastic member 420 is fixed on the fixing plate 100, the other end is connected with the positioning column 410, a positioning hole is formed on the driving block 200, and the driving block 200 is driven to move until the positioning column 410 extends into the positioning hole.

As shown in fig. 3, when the driving block 200 has not moved to the position where the driving pin 320 ascends, the first elastic member 420 is in a compressed state, and one end of the positioning post 410 abuts against the side surface of the driving block 200. When the driving block 200 moves towards the pin 320 until the positioning post 410 is concentric with the positioning hole, the first elastic member 420 releases elastic potential energy to drive the positioning post 410 to extend into the positioning hole, so as to limit the position of the driving block 200 on the fixing plate 100, in which the driving block 200 drives the pin 320, and the pin 320 drives the first ball 350 to extend out of the ball hole.

When the shoe tree 500 is released from the fixing mechanism 300, the driving block 200 is driven to move in a direction away from the fixing mechanism 300, and the driving block 200 is forced to disengage the positioning post 410 from the positioning hole on the driving block 200. In order to facilitate the separation of the positioning column 410 from the positioning hole, one end of the positioning column 410 facing the driving block 200 is provided with a spherical surface.

In order to further increase the reliability of positioning the driving block 200 on the fixing plate 100, as shown in fig. 3, the positioning mechanism 400 of the last fixing device provided by the present invention includes two, wherein two positioning mechanisms 400 are respectively provided at both sides of the driving block 200.

It should be noted that, in the alternative embodiment of the present invention, the number of the positioning mechanisms 400 is not particularly limited, and at least two positioning mechanisms are included, and the number of the positioning mechanisms 400 may be determined according to the length of the driving block 200 in actual use. When the length of the driving block 200 is long, a plurality of positioning mechanisms 400 may be provided, and when the length of the driving block 200 is short, a plurality of positioning mechanisms 400 may be correspondingly provided.

Further, as shown in fig. 4, the fixing mechanism 300 of the shoe last fixing device provided by the present invention further includes a second ball 360, the second ball 360 is located at an end of the pin 320 close to the first ball 350, and the pin 320 drives the first ball 350 to protrude out of the ball hole through the second ball 360.

It should be noted that the second ball 360 may be a ball fixedly disposed at the front end of the pin 320, or may be movably disposed at the front end of the pin 320. Through setting up second ball 360, when pin 320 moved towards first ball 350, pin 320 drove second ball 360 and moved to first ball 350, and second ball 360 can promote a plurality of first balls 350 simultaneously and stretch out in the ball hole simultaneously, has increased the firm nature that fixed mechanism 300 was fixed to shoe tree 500.

Further, as shown in fig. 4, the fixing mechanism 300 of the shoe last fixing device further includes a second elastic member 340 and a pushing column 330, the pushing column 330 and the pin 320 are concentrically disposed, one end of the second elastic member 340 is connected to the pushing column 330, the other end of the second elastic member 340 is connected to the pin 320, and the driving block 200 drives the pushing column 330 to move toward the pin 320.

The second elastic member 340 between the pushing column 330 and the pin 320 is in a compressed state, and the driving block 200 can drive the pushing column 330 to ascend and simultaneously drive the pin 320 to ascend through the second elastic member 340. By providing the pushing column 330 and the second elastic member 340, the buffer between the pin 320 and the driving block 200 can be increased to prevent the pin 320 from directly acting on the driving block 200, thereby preventing the driving block 200 from being damaged due to an excessive load.

For example, in an alternative embodiment of the present invention, the second elastic member 340 may be a rubber column with a buffering function, a spring, etc., as long as it has a buffering function.

Further, as shown in fig. 5 and 6, the pushing column 330 of the shoe tree fixing device provided by the present invention comprises a body of the pushing column 330 and a rolling member 370 connected to the body of the pushing column 330, wherein the rolling member 370 is located at an end of the pushing column 330 away from the pin 320.

Wherein, in alternative embodiments of the present invention, the rolling member 370 may be installed under the pushing column 330, or may be installed directly under the pin column 320.

As shown in fig. 5 and 6, the lower end of the pushing column 330 is provided with a rolling body, when the driving block 200 drives the pin 320 to ascend, the rolling body can be driven, so that direct rigid contact between the driving block 200 and the pin 320 is reduced, the service lives of the driving block 200 and the pushing column 330 are prolonged, and the use cost of a user is reduced.

It should be noted that, in the footwear last fixing device provided by the present invention, the specific structure of the rolling member 370 is not limited as long as it can rotate. Illustratively, as depicted in FIG. 5, the rolling elements 370 may be bearings.

Further, as shown in fig. 1, in order to increase the stability of the fixing of the shoe tree 500 on the fixing mechanism 300, two through holes are opened on the shoe tree 500, and a slide is opened on the sidewall of each through hole, the two fixing mechanisms 300 are provided corresponding to the number of the through holes, the two fixing mechanisms 300 are respectively disposed on the fixing plate 100 along the moving direction of the driving block 200, and the two fixing mechanisms 300 are simultaneously acted by the driving block 200 to simultaneously fix the shoe tree 500 on the two fixing mechanisms 300.

Further, the fixing plate 100 of the shoe tree fixing device provided by the present invention is provided with a slide rail, and the driving block 200 is slidably connected to the fixing plate 100 through the slide rail.

In order to prevent the driving block 200 from falling off from the slide rail, a blocking block is further arranged at the end part of the slide rail.

Further, as shown in fig. 7, the driving block 200 of the shoe tree fixing device provided by the present invention is provided with a boss 210 at a side facing the pin 320, and the driving block 200 is driven by a driving force to move until the boss 210 abuts against the pin 320.

The boss 210 of the drive block 200 abuts the pin 320 to drive the pin 320 toward the first ball 350. In the embodiment of the present invention, the height of the boss 210 is not limited, as long as the boss 210 of the driving block 200 abuts against the pin 320, and then the pin 320 can be driven to extend the first ball 350 out of the ball hole. Illustratively, in the last fixing device provided in the present invention, the height of the boss 210 is 5 mm.

Further, as shown in fig. 7, the boss 210 of the shoe tree fixing device provided by the present invention includes a guide surface 212 and a boss surface 211, the guide surface 212 is connected to the boss surface 211 and is adjacent to one side of the pin 320, and the guide surface 212 guides the pin 320 to move to the boss surface 211.

In the embodiment provided by the present invention, the guide surface 212 may be a slope surface or an arc surface. As shown in fig. 7, the guide surface 212 is a slant surface, and the boss surface 211 is a flat surface. The boss 210 includes a boss face 211 and a guide face 212 such that the guide face 212 of the drive block 200 abuts the pin 320 before moving until the boss face 211 abuts the pin 320. Thus, the guide surface 212 may facilitate movement of the drive block 200 and the boss surface 211 may increase the stability of the drive block 200 against abutment with the pin 320.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only express preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A shoe tree fixing device which is characterized in that: the device comprises a fixed plate, a driving block, a fixing mechanism and a positioning mechanism, wherein the driving block, the fixing mechanism and the positioning mechanism are positioned on the fixed plate;

the fixing mechanism comprises a pin column and a sleeve sleeved on the pin column, the sleeve is fixedly connected with the fixing plate, the pin column is connected with the sleeve in a sliding manner, one end of the sleeve is filled with at least one first ball, the sleeve is provided with a ball hole corresponding to the first ball, and the first ball extends out of the ball hole and is abutted against the shoe tree to fix the shoe tree;

the positioning mechanism is fixed on the fixing plate;

the driving block is driven by a driving force to move towards the pin so as to be abutted to the positioning mechanism, the driving block drives the pin to move towards the first ball, and the pin drives the first ball to extend out of the ball hole.

2. The shoe last fixing device according to claim 1, wherein the positioning mechanism includes a positioning post and a first elastic member, one end of the first elastic member is fixed on the fixing plate, the other end of the first elastic member is connected to the positioning post, a positioning hole is formed on the driving block, and the driving block is driven to move until the positioning post extends into the positioning hole.

3. The last fixing device according to claim 1, wherein the positioning mechanism comprises at least two positioning mechanisms, and at least two positioning mechanisms are respectively located at two sides of the driving block and face the driving block.

4. The last fixture of claim 1, wherein the fixture further comprises a second ball located at an end of the pin adjacent to the first ball, the pin driving the first ball to protrude through the ball hole via the second ball.

5. The shoe last fixing device according to claim 1, wherein the fixing mechanism further comprises a second elastic member and a pushing post, the pushing post is concentrically disposed with the pin, one end of the second elastic member is connected to the pushing post, the other end of the second elastic member is connected to the pin, and the driving block drives the pushing post to move toward the pin.

6. The last fixing device according to claim 5, wherein the pushing post comprises a pushing post body and a roller attached to the pushing post body, the roller being located at an end of the pushing post remote from the pin.

7. The shoe last fixing device according to claim 1, wherein there are two fixing mechanisms, and the two fixing mechanisms are respectively disposed on the fixing plate along the moving direction of the driving block.

8. The shoe last fixing device according to claim 1, wherein the fixing plate is provided with a slide rail, and the driving block is slidably connected to the fixing plate through the slide rail.

9. The shoe last fixing device according to claim 1, wherein a boss is provided on a side of said driving block facing said pin, and said driving block is driven to move until said boss abuts against said pin.

10. The shoe last fixture according to claim 9, wherein said boss includes a guide surface and a boss surface, said guide surface being connected to said boss surface and being adjacent to a side of said pin, said guide surface guiding said pin to move to said boss surface.