TWI629951B - Method for manufacturing shoe last used in automatic process and structure of the same - Google Patents

Abstract

The invention relates to a method for manufacturing a shoe last and a structure thereof, which mainly comprises a body and a socket, wherein the body is made of a processing step of the embryo body and is at the top of the body. The surface is formed with a positioning hole, and the side body is drilled with a through hole, and the splicing seat is processed to form a through hole and a pin hole opposite to the body positioning hole, and a pressing pin is driven into the through hole, The positioning pin is driven into the positioning hole, and then the through hole of the socket is aligned with the positioning pin, and at the same time, the screw is inserted through the positioning pin to lock the pressing pin, and then borrowed. The latch is inserted and fixed to the pin hole of the splicing seat and the inside of the body; thereby, the body can be tightly coupled with the splicing seat, and an automatic process is provided for the shoe last to complete the design of the assembled cradle.

Description

Shoe making method and structure thereof used in automatic manufacturing process

The invention relates to a method and a structure for manufacturing a shoe last used in an automatic process, in particular to a front design capable of providing an automatic process in which a clamping seat corresponding to a robot arm can be mounted on a shoe last. At the same time, it provides the inventor of the application of the shoe last with the convenience of the clamping of various different aspects.

Press, the shoe last is mainly a shoe mold for determining the size of the shoe; in other words, the shoe last is not only the mother of the shoe, but also the molding die of the shoe. Therefore, the design of the shoe last must be based on the user's foot shape and size. The foundation can be used to make a matching shoe that meets the actual size requirements of the foot.

Traditional shoe lasts are made of hardwood trees with hard texture, high density and fine texture. With the development of technology and the rise of personalized consumption awareness, it has evolved into the demand and supply of a large number of footwear products. The method of artificially or mechanically producing shoe lasts and shoes is bound to fail to meet the production needs of today's footwear products. Based on the trend of future footwear, it will be oriented towards a small number of diverse production. Therefore, how to develop an automatic machining control shoe manufacturing equipment that uses automated robotic arms to grasp shoe lasts for multi-process sites has become a related art field. Technical issues that are urgently needed to solve and challenge.

In order to make the shoe for the automatic mechanical arm to grasp the shoe, it needs to be equipped with a clamp for the mechanical arm to be clamped on the shoe last; the clamping technology in the industry, such as Taiwan Patent Announcement No. M526300, an automatic multifunctional The shoe last special fixture comprises: a shoe last fixing seat for fixing a shoe last, wherein the outer circumference ring has four guiding oblique sides; and a clamp comprising two clamping blocks, each clamping piece is separately provided a cone-shaped inclined groove and a guiding inclined surface respectively located at two opposite sides of the tapered inclined groove; the tapered inclined groove of the two clamping blocks are opposite; the two clamping blocks are connected with a driving device, and the driving device is used to drive the two clamping blocks When the shoe last is relatively close to the shoe holder, the guiding surfaces of the two clamping blocks respectively abut the guiding bevels at the four corners of the last fixing seat.

Or Announcement No. M531765, a shoe last for a footwear article, the shoe last comprising a body, the body comprising: an upper surface and a lower surface; a first surface and a second surface, The first surface and the second surface extend between the upper surface and the lower surface; and at least a three-dimensional pattern on the first surface, the pattern including at least one line and located at the A point outside the line.

The above-mentioned structure of the shoe last fixing seat and the shoe last can effectively provide the function of the mechanical arm clamping. However, the mechanical arm grips the shoe last fixing seat (shoe last expansion) into the automatic processing process, and the shoe last and the processing machine There is a corresponding relationship between the three fixtures in the fixture and the tool. Because there is an error in the positioning between the fixture and the fixture, there will be an inaccurate shift in the positioning, resulting in a serious non-performing rate. As a result, how the shoe last fixing and the shoe last expansion are firmly combined with the shoe last has become a technical problem that the technical field of the related art is eager to solve and challenge.

The reason is that the inventor has been rich in design and development and practical production experience of the relevant industry for many years, and has researched and improved the existing structure to provide a shoe-making method and structure for automatic manufacturing process, in order to achieve better practical value. The purpose of the person.

The main object of the present invention is to provide a method for manufacturing a shoe last and a structure thereof for use in an automated process, and in particular to provide an automatic process in which the clamping seat corresponding to the robot arm can be perfectly installed on the shoe last. The design is the primary purpose, and at the same time provides the effect that the last can be easily combined with the clips of different aspects.

The main purpose and effect of the method for manufacturing a shoe last of the present invention is achieved by the following specific technical means: the shoe last is prepared by the step (a), (b) the preparation of the socket, (c) ) side body drilling, (d) embedding the pin, (e) embedding the locating pin, (f) locking the yoke, and (g) inserting the pin, wherein the body is processed by the embryo body The step is formed, and a positioning hole is formed on the top surface of the body, and the splicing seat is formed with a through hole and a pin hole opposite to the body positioning hole, and is further drilled on the side of the body. a hole, and a pressing pin is driven into the through hole, a positioning pin is driven into the positioning hole, and the through hole of the connecting seat is aligned with the positioning pin, and the screw is inserted through the screw The positioning pin is locked to the pressing pin, and is inserted and fixed to the pin hole of the splicing seat and the inside of the body by the pin; thereby, the body and the splicing seat can be tightly coupled to improve the bonding. With the structural strength and providing an automated process, the shoe last can be used to complete the design of the assembly.

The present invention is applied to a preferred embodiment of a method for manufacturing a shoe last in an automated process, wherein the step (a) is prepared to further mill a mesoporous body during the processing, and the step (b) is to prepare a corresponding mesoporous position in the splicing seat. The milling process has a boring hole, and the groove for the placement of the wafer is processed together.

The present invention is applied to a preferred embodiment of a method for manufacturing a shoe last in an automated process, wherein the step (c) side drilling is performed on the processing machine, and is processed by coaxial positioning at a corresponding positioning hole on the side of the body. A through hole communicating with the positioning hole is drilled; the so-called coaxial positioning is a positioning reference for the horizontal and vertical intersections of the designated axial hole and the axial position of the through hole.

The present invention is applied to a preferred embodiment of the method for manufacturing a shoe last in an automated process, wherein the positioning hole in the step (a) of the preparation body is further a stepped hole groove, and is used when the positioning pin is correspondingly embedded in the body positioning hole. The stepped hole slot limits the depth at which the locating pin is embedded.

The present invention is applied to a preferred embodiment of a method for manufacturing a shoe last in an automated process, wherein the step (f) of the locking yoke further allows the screw to be inserted into a holder, and the screw is passed through the yoke. The hole and the positioning pin are fixed, and the tightening pin screw hole is locked on the body, and the clamping seat can be locked at the same time as the clamping seat is fixed to the body. [The clamping seat is for the mechanical arm clamp Take the component].

The present invention is directed to a preferred embodiment of the method for manufacturing a shoe last of an automated process, further comprising the step (h) surface grinding, wherein the surface of the body and the mortise joint are joined to each other to be joined to the surface. Smooth.

The main purpose and effect of the shoe last structure applied to the automatic manufacturing process are achieved by the following specific technical means: the utility model mainly comprises a body, a shackle, a pressing pin, a positioning pin and a screw, and the top of the body is provided The connecting end surface is provided with at least two positioning holes and a middle hole, and a through hole is disposed at the side, the through hole is in communication with the positioning hole, and the connecting seat corresponds to the The positioning hole is provided with a through hole, and the connecting seat is provided with a middle hole corresponding to the middle hole of the body, and the pressing pin is provided with a screw hole, and is correspondingly embedded in the hole In the through hole, the screw hole is opposite to the positioning hole, and the positioning pins are respectively embedded in the body positioning hole and the socket through hole, and the screw passes through the connection The seat is provided with a hole and the positioning pin, and is locked to the tightening pin screw hole.

The present invention is directed to a preferred embodiment of the method for manufacturing a shoe last in an automated process, wherein a further positioning slot is provided on the splicing base for placing a burying chip.

A preferred embodiment of the method for manufacturing a shoe last of the present invention, further comprising a latch, wherein the splicing seat is provided with a pin hole, and the pin is correspondingly inserted through the pin hole of the splicing seat And through the link to the body.

(1a) ‧ ‧ body body

(11a) ‧ ‧ 掣 掣

(12a) ‧ ‧ plane

(1b) ‧ ‧ 楦 whole rough embryo

(11b)‧‧‧Cracks

(2a) ‧‧‧踝 接接胚体

(1) ‧‧‧ 楦

(10) ‧‧‧Connected end faces

(11) ‧‧‧Positioning holes

(12)‧‧‧Tongkong

(13)‧‧‧中孔

(2) ‧‧‧踝 socket

(21) ‧‧‧through holes

(22)‧‧‧ Pin hole

(23) ‧‧‧ slotting

(24) ‧‧‧踝中孔

(3) ‧ ‧ ‧ forced sales

(31)‧‧‧ Screw holes

(4) ‧ ‧ Locating pins

(5)‧‧‧ screw

(6) ‧‧‧Latch

(7)‧‧‧Clip seat

(A) ‧ ‧ wafer

Step (a) ‧ ‧ Preparation for the body

Step (b) ‧ ‧ Preparation Sockets

Step (c) ‧ ‧ side drilling

Step (d) ‧ ‧ buried into the market

Step (e) ‧‧‧ Embedding pin

Step (f) ‧‧‧Locking socket

Step (g)‧‧‧Into the latch

Step (h)‧‧‧ Surface grinding

First: Schematic diagram of the process of the present invention

Second Figure: Schematic diagram of step (a) of the present invention

Third Figure: Schematic diagram of step (b) of the present invention

Figure 4: Schematic diagram of step (c) of the present invention

Figure 5: Schematic diagram of step (d) of the present invention

Figure 6: Schematic diagram of step (e) of the present invention

Figure 7: Schematic diagram of step (f) of the present invention

Figure 8: Schematic diagram of step (g) of the present invention

Ninth view: schematic cross-sectional view of the present invention

Figure 11 is a cross-sectional view showing another embodiment of the present invention

For a more complete and clear disclosure of the technical content, the object of the invention and the effects thereof achieved by the present invention, as will be described in detail below, please refer to the drawings and drawings. The actual application of technology and means, please refer to the first figure, which is a schematic diagram of the manufacturing method of the shoe last according to the present invention. The shoe last is mainly composed of a body (1) and a socket (2), and the process includes : preparing a body (1), the top body of the body (1) has at least two positioning holes (11), and the side has a through hole (12) corresponding to the positioning hole (11), and preparation a splicing seat (2) having a through hole (21), and letting the through hole (21) and the positioning hole (1) 1) Corresponding to each other, a pressing pin (3) is inserted into the through hole (12), the positioning hole (11) is embedded in a positioning pin (4), and the through hole (2) is inserted through the hole (21) being fixedly fixed to the positioning pin (4), the connecting seat (2) is coupled to the body (1), and the screw hole (21) of the socket (2) is inserted into the screw (5) And wear the set pin (4) and lock with the pressing pin (3) to make a shoe last.

Through the above-described production method, the detailed process sequence is as follows [as shown in the first figure], the steps are as follows: a) preparation of the body - for the body body (1a) is milled and processed (1) The milled body has an engaging end face (10), and at least two positioning holes (11) are drilled on the engaging end face (10); b) the splicing seat is prepared - for splicing the splicing embryo The body (2a) is milled out of the splicing seat (2), and the boring seat (2) is machined with a through hole (21), a pin hole (22) and a placement groove (23) for inserting the wafer. ; c) side body drilling - at the side of the body (1) corresponding to the positioning hole (11), through the drilling hole (12) connected to the positioning hole (11); d) buried the pin - Insert the tension pin (3) at the through hole (12) of the body (1), and let the screw hole (31) on the pressing pin (3) correspond to the body (1) positioning hole (11); e) Embedding locating pin - embed the positioning pin (4) at the positioning hole (11) of the body (1); f) locking the splicing seat - correspondingly inserting the positioning pin (21) of the splicing seat (2) (4), and let the connecting end face (10) of the splicing seat (2) and the body (1) fit together, and a screw (5) is locked by the through hole (21) to connect the splicing seat (2) locked in the body (1); g) Insert the latch - Dispose of the latch (6) by the pin hole (22) of the socket (2), and process the pin (6) into the body (1) to increase the body (1) and 踝Bonding of the seat (2); h) Surface grinding - The surface where the body (1) and the socket (2) are joined to each other is ground to make the surface joint smooth.

When it is actually produced, please refer to the first to the ninth figure. The steps (a) and the preparation of the step (b) are not limited to the order of fabrication; the following detailed description of each step of the process and needs Matters needing attention: First, step (a) is to prepare the body, which is mainly to first take a body (1a), which is a embryo body made of high-density polyethylene material. The front end of the body body body (1a) has a clamping piece (11a) for clamping by the processing fixture, and the upper end has a plane (12a), and the body body (1a) is firstly subjected to roughing work. The milling process of the body is formed into a solid embryo (1b), and then the clamping groove (11b) is milled on both sides of the upper end plane of the solid blank (1b), and simultaneously drilled by the plane (12a) At least two positioning holes (11) and a middle hole (13) are provided. However, the clamping groove (11b) is used for gripping the whole body (1b) for subsequent processing; and then the whole body is 1b) Performing the fine car processing. At this time, the clamping groove (11b) is held by the jig in the fine car processing program, and the clamping block (11a) is removed by the fine car milling process to complete the fine-sized body (1). Body, Finally, the portion of the top of the body (1) having the clamping groove (11b) is flattened to form an engaging end face (10), and the body (1) after a series of milling processes has an engaging end face (10). And the positioning hole (11) and the middle hole (13) are retained on the connecting end face (10).

Next, in step (b), the splicing seat is prepared, and the splicing seat (2) which can be directly connected to the body (1) connecting end face (10) is directly milled by the boring body (2a). a body, and the splicing seat (2) is also made of a high-density polyethylene material; after that, the splicing seat (2) The through hole (21) corresponding to the positioning hole (11) of the body (1), the middle hole (24) corresponding to the hole (13) of the body (1), and the pin hole are formed by milling the hole ( 22) and the placement slot (23) for the wafer.

Step (c) side-by-side drilling is to erect the body (1) on the processing machine, and drill and set the positioning hole (11) through the coaxial positioning at the side of the body (1) corresponding to the positioning hole (11). The communicating through hole (12); the so-called coaxial positioning is the positioning position of the horizontal and vertical intersections corresponding to the axial positions of the two holes of the designated hole (11) and the through hole (12).

Continue, step (d) embedding the pressing pin, and inserting the body (1) of step (c) into the pressing pin (3), and the pressing pin (3) is provided with a screw hole (31). Insert the forced pin (3) into the hole (12) corresponding to the body (1) and insert it into the hole, and let the screw hole (31) of the pressing pin (3) correspond to the positioning hole of the body (1). (11).

Then, step (e) is performed to embed the positioning pin, and the positioning pin (4) is a hollow tubular shape, and the main function is to strengthen the connecting body (1) and the connecting seat (2); here, the positioning pin (4) Corresponding to the positioning hole (11), the positioning hole (11) may further be a stepped hole groove, and when the positioning pin (4) is correspondingly inserted into the positioning hole (11) of the body (1), the stepped hole groove is utilized. The depth at which the limit positioning pin (4) is embedded.

In the following step, the step (f) is to lock the socket, and the through hole (21) of the socket (2) is correspondingly embedded in the other end of the positioning pin (4) of the body (1), and then the external force is applied. And the positioning pin (4) is embedded in the through hole (21) of the splicing seat (2), so that the splicing seat (2) and the connecting end face (10) of the body (1) are fitted to each other; At this time, the splicing seat (2) and the body (1) are coupled together by the locating pins (4); and a screw (5) is inserted into the through hole (21). And through the positioning pin (4) corresponding to the screw hole (31) of the pressing pin (3), to securely lock the splicing seat (2) and the body (1) to achieve good jointability Combined with strength; however, step (f) is performed Further, the screw (5) is further inserted into a clamping seat (7), and then the screw (5) is passed through the through hole (21) of the splicing seat (2) and the positioning pin (4). The locking pin (3) screw hole (31) is locked to the body, and the clamping seat (2) can be locked to the body (1) while locking the clamping seat (7). Figure 10 shows]. The holder is a member for gripping the robot arm. Of course, when performing this step, the manufacturer's wafer (A) is first buried in the placement groove (23).

In order to reinforce the effect of the joint of the splicing seat (2) and the body (1), the step (g) is further inserted into the pin to correspond the pin (6) to the splicing seat (2). The pin hole (22) is tapped by an external force, so that the pin (6) is driven into the body (1) via the splicing seat (2), and the body (1) and the splicing seat (2) are raised. Bonding and bonding strength.

Finally, after the body (1) is in close contact with the splicing seat (2), if the body and the splicing seat (2) are slightly uneven or a high shoe last, the steps can be performed. (h) Surface grinding is performed by grinding the surface of the body (1) and the nipple (2) to each other to make the surface joint smooth.

In the above preparation process, the present invention can further adopt a precision CNC processing machine for roughing, fine turning, milling, drilling, positioning, etc., so as to be more precise and accurate.

After the above-mentioned production method is completed, a shoe last structure for a workable automated process is obtained, which mainly includes a body (1), a splicing seat (2), a pressing pin (3), a positioning pin (4), and a screw (5), wherein: the top of the body (1) is provided with an engaging end surface (10), and at least two positioning holes (11) and a middle hole (13) are disposed on the engaging end surface (10), and a through hole (12) is disposed at a side, the through hole (12) is in communication with the positioning hole (11), and the splicing seat (2) corresponds to the positioning hole of the body (1) (11) a through hole (21) is provided, and the splicing seat (2) is provided with a middle hole (24) corresponding to the middle hole (13) of the body (1), the pressing pin (3) a screw hole (31) is provided, and correspondingly embedded in the through hole (12), the screw hole (31) and The positioning holes (11) are oppositely disposed, and the positioning pins (4) are respectively embedded in the positioning holes (11) of the body (1) and the through holes of the socket (2), the screw ( 5) Passing through the splicing seat (2) through the hole (21) and the positioning pin (4), and locking the screw (31) of the pressing pin (3).

In addition, a mounting groove (23) is further disposed on the splicing base (2), and the placing groove (23) is for placing a chip (A) provided by a manufacturer; and then, in order to reinforce the raft The function of the connection between the socket (2) and the body (1) does not separate, further comprising a latch (6), and the socket (2) is provided with a pin hole (22), the pin (6) Corresponding to the pin hole (22) piercing the splicing seat (2) and the body connecting the body (1).

However, the above-described embodiments or drawings are not intended to limit the structure or the use of the present invention, and any suitable variations or modifications of the invention will be apparent to those skilled in the art.

From the above, the composition and use of the structure of the present invention show that the present invention has the following advantages as compared with the existing structure:

1. The invention can mainly keep the same type of shoes in the automatic production process, and can maintain the synchronous and precise positioning state with the processing machine jig during the process, so as to achieve the quality in the process of three-dimensional space. The effect of consistency.

2. The method for manufacturing a shoe last in the automatic manufacturing process can mainly increase and increase the bonding strength between the shoe last and the clamping seat, so that it can be accurately positioned and not displaced in the automated production process, and is processed for a long time. Can withstand stress in all directions, while effectively increasing the production cycle.

3. The method for manufacturing a shoe last and the structure thereof used in the automatic manufacturing process, as described above, when the shoe last can be kept in a state of synchronous and precise positioning with the jig, the correspondence between the mechanical arm and the jig in the process can be reduced. Three-dimensional adjustment, correction and setting.

4. The invention utilizes the screw to connect the splicing seat and the body to lock the pressing pin, and uses the positioning pin as the strength connection between the two, so that the whole has a strong combination of high tensile strength, thereby achieving the effect of increasing the structural strength.

In summary, the embodiments of the present invention can achieve the expected use efficiency, and the specific structure disclosed therein has not been seen in similar products, nor has it been disclosed before the application, and has completely complied with the provisions of the Patent Law. And the request, the application for the invention of a patent in accordance with the law, please forgive the review, and grant the patent, it is really sensible.

Claims (13)

A method for manufacturing a shoe last used in an automatic manufacturing process, which mainly comprises preparing a body, the top surface of the body portion having at least two positioning holes and a side hole having a corresponding hole corresponding to the positioning hole, and preparing a body a splicing seat having a through hole, and allowing the through hole and the positioning hole to correspond to each other, and inserting a pressing pin into the through hole, the positioning hole is embedded in a positioning pin, and the splicing seat is worn The hole is fixedly fixed with the positioning pin, and the splicing seat is coupled to the body, and then the threaded hole of the splicing seat is inserted into the screw and is inserted through the set pin to lock with the pressing pin to complete the production. A shoe squatter. The method for manufacturing a shoe last used in an automated process as described in claim 1 is as follows: a) preparing a body--for the body of the body, the body is milled, and the body is milled. Having a connecting end face, and at least two positioning holes are drilled in the connecting end face; b) preparing the splicing seat - the boring seat is machined by the boring block body body, and then the boring seat is processed and worn a hole, a pin hole; c) a side body drilling - at the side of the body corresponding to the positioning hole, through the drill hole to connect with the positioning hole; d) buried the pin - in the body Embedding the pin at the hole, so that the screw hole on the pressing pin corresponds to the positioning hole of the body; e) embedding the positioning pin - embedding the positioning pin at the positioning hole of the body; f) locking the socket - The locating hole of the splicing seat is correspondingly embedded with the locating pin, and the engaging end surface of the splicing seat and the body are respectively adhered to each other, and a screw is locked by the puncturing hole to lock the splicing seat Fastened to the body; g) Driving the latch - the latch is handled by the pin hole of the splicing seat, and the latch is driven into the body to increase the joint of the body and the splicing seat. The method for manufacturing a shoe last used in an automated process as described in claim 2, wherein the step (a) is prepared in the process of further milling and has a mesoporous, and the step (b) is prepared in the splicing joint. The middle hole position is milled in the middle of the hole. A shoe last manufacturing method for use in an automated process as described in claim 2 or 3, wherein the step (b) of preparing the splicing base is further processed with a placement slot for arranging the wafer. The method for manufacturing a shoe last used in an automated process as described in claim 4, wherein the step (a) is to prepare a body, which is mainly to first take a body body, and the body front body mask has a processing body. The clamped clamp block has a flat surface at the upper end, and the body body is first rough-machined to form a preliminary green rough embryo, and then the clamping groove is milled on both sides of the upper end plane of the solid embryo. At least two positioning holes and one middle hole are drilled in the plane, and the surface of the body is continuously clamped to perform surface fine machining, to remove the clamping block and complete the body shape, and then the top end of the body is clamped. The portion is flattened to form an engaging end surface, and the engaging end surface retains the positioning hole and the center hole. The method for manufacturing a shoe last used in an automated process as described in claim 4, wherein the step (b) is to prepare a splicing seat, and the splicing body of the splicing block is directly milled by a fine car to be connected to the raft. The body of the connecting end is connected to the end face, and then the boring seat is bored to process the through hole corresponding to the positioning hole of the body, the middle hole corresponding to the hole in the body, the pin hole and the placement for placing the wafer Slot. The method for manufacturing a shoe last used in an automated process as described in claim 4, wherein the step (c) side drilling is to erect the body on the processing machine, and the corresponding positioning hole is coaxial on the side of the body. The positioning is such that the positioning positions of the positioning holes and the two holes of the through holes form mutually corresponding horizontal and vertical intersection positions, so as to drill and form the through holes communicating with the positioning holes. The method for manufacturing a shoe last used in an automated process according to the seventh aspect of the invention, wherein the positioning hole in the step (a) of the preparation body is further a stepped hole groove, and the positioning pin is correspondingly embedded in the body positioning hole. The stepped hole slot limits the depth at which the locating pin is embedded. The method for manufacturing a shoe last for use in an automated process as described in claim 8, wherein the step (f) locking the socket further allows the screw to be embedded in a holder, and then the screw is threaded The seat is provided with a hole and a positioning pin, and is locked to the tightening pin screw hole of the body, and the clip seat can be locked and fixed at the same time as the shackle is locked to the body. The method for manufacturing a shoe last used in an automated process according to claim 9, wherein the method further comprises the step (h) surface grinding, and the step (h) is a surface of the body where the body and the socket are joined to each other. It is ground by grinding to make the surface joints smooth and smooth. A shoe last structure for use in an automated process, comprising the method of claim 2, which mainly comprises a body, a socket, a pin, a positioning pin and a screw, the top of the body being provided And engaging at the end surface, and at least two positioning holes and a middle hole are disposed on the connecting end surface, and a through hole is disposed on the side, the through hole is in communication with the positioning hole, and the splicing seat corresponds to the 楦The positioning hole is provided with a through hole, the splicing seat is provided with a middle hole corresponding to the middle hole of the body, and the pressing pin is provided with a screw hole, and is correspondingly embedded in the hole In the through hole, the screw hole is opposite to the positioning hole, and the positioning pins are respectively embedded in the body positioning hole and the socket through hole, and the screw passes through the socket The hole and the positioning pin are pierced and locked to the tightening pin screw hole. The shoe last structure for use in an automated process, as described in claim 11, wherein the splicing seat is further provided with a placement slot for burying and placing the wafer. The shoe last structure for use in an automated process as described in claim 11 or 12, further comprising a latch, wherein the splicing seat is provided with a pin hole, and the pin is correspondingly disposed on the splicing The pin hole of the seat passes through the body.