TWM622119U - Automatic Wrench Grinder - Google Patents

Abstract

This creation is an automatic wrench grinding machine. By setting a swinging frame that can be rotated, and combining at least one wrench chuck with the swinging frame, when the wrench is to be ground, the push rod of the driving part of the swinging frame is used to drive the swinging frame. Rotation, thereby changing the relative angle between the wrench blank and the grinding wheel, so as to grind the curved neck between the wrench head and the handle in the wrench blank; this invention can solve the grinding and polishing process of the existing wrench , Due to the curved neck between the wrench head and the handle of the wrench, the process has a high demand for manpower, and due to the instability of manpower and the limitation of working hours, the performance of the process is limited, and it is impossible to To further improve the problem, an automatic wrench grinder is provided.

Description

Automatic Wrench Grinder

This creation system relates to a tool machine, especially an automatic wrench grinder.

The wrench is a kind of tool used for turning. It has various uses and is one of the common tools in life. In the production process of the wrench, one of the processes is grinding and polishing, which can grind and smooth the rough surface of the forged wrench blank, so that the In conjunction with the next manufacturing process, grinding and polishing play an indispensable process in the process of manufacturing the wrench.

The grinding and polishing process of the existing wrench is to grind a wrench blank to be ground by manually operating a clamping tool, and a wrench blank 90 as shown in FIG. 10 includes a handle 91 and a wrench head 92. Between the wrench head 92 and the handle 91 is a neck 93 that is curved Part 93 is ground, so that the grinding and polishing process of the existing wrench has a high demand for manpower, and due to the instability of manpower and the limitation of man-hours, the performance of the grinding and polishing process of the existing wrench is limited and cannot be further improved. Therefore, there is room for improvement and improvement in the grinding and polishing process of the existing wrench.

In order to solve the grinding and polishing process of the existing wrench, the neck is in the shape of a curved surface between the wrench head and the handle of the wrench blank, so that the grinding and polishing process of the existing wrench has a high demand for manpower. The factors of instability and man-hour limitation lead to the problem that the performance of the existing wrench grinding and polishing process is limited and cannot be further improved. The purpose of this creation is to provide an automatic wrench grinding machine that can automatically grind and polish the wrench.

The automatic wrench grinding machine proposed by this creation to solve the technical problem includes: an X-axis track seat extending along an X-axis direction; a grinding wheel, the grinding wheel is located on one side of the X-axis track seat; A Y-axis track seat, the Y-axis track seat is installed on the X-axis track seat, and can be translated along the X-axis track seat, the Y-axis track seat extends along a Y-axis direction, the Y-axis direction and the X-axis track seat The axes are perpendicular to each other; and A workpiece bearing seat, which is attached to the Y-axis track seat and can translate along the Y-axis track seat to approach or move away from the grinding wheel; the workpiece bearing seat comprises a main seat body, a swing frame, at least A wrench chuck and two swinging frame driving parts; the main base body can be movably combined with the Y-axis rail seat; the middle part of the swinging frame is rotatably arranged on the main base body, and the swinging frame is along the X-axis extending in the direction to form opposite ends; the at least one wrench chuck is combined with the swing frame, and each of the wrench chucks is used to clamp a wrench blank; the two swing frame driving parts are arranged on the main base body, and Each of the swing frame driving members includes a rod seat and a push rod capable of extending or retracting the rod seat, and the rod seat is swingably coupled to the main seat body; the two push rods of the two swing frame driving members are swingable They are respectively arranged at both ends of the swing frame.

The wrench automatic grinding machine, wherein the swing frame includes a swing plate and a chuck seat; the middle part of the swing plate can be rotatably combined with the main seat body; the at least one wrench chuck is combined with The chuck seat is combined with the swinging plate, and the chuck seat can move relative to the swinging plate to approach or move away from the grinding wheel.

In the automatic wrench grinding machine, the swing frame includes two grinding elastic structures, each of which includes a setting rod, a fixing block, a rear fixing piece, at least one bearing block and a compression spring, the The fixing block and the rear fixing piece are combined with the swing plate, and the rear fixing piece is farther from the grinding wheel than the fixing block; the setting rod is fixed on the fixing block and the rear fixing piece, and the at least one bearing block is combined with the clip The head seat, the at least one bearing block sleeves the setting rod and includes a first bearing block located between the fixing block and the rear fixing piece, the compression spring sleeves the setting rod and is between the rear fixing member The two ends of the compression spring abut against the rear fixing member and the first bearing block, respectively.

The automatic wrench grinding machine further includes a feeding mechanism, the feeding mechanism includes a base and two feeding arms side by side; the base is arranged on the main body of the workpiece support; the two feeding arms It is arranged on the base and can be driven to move along the Y-axis direction.

In the automatic wrench grinder, the feeding mechanism includes two storage guides, the two storage guides are upright and side by side combined with the base, and each storage guide includes There is a guide groove; the guide grooves of the two storage guides face each other, and the guide grooves of the two storage guides are respectively used to accommodate two ends of the wrench blank.

In the automatic wrench grinding machine, the feeding mechanism includes two support arms, which are arranged on the base side by side and can be driven to move along the Y-axis direction; The position of the support arm is higher than the position of the two feed arms, and the two support arms are used to support the wrench blanks contained in the guide grooves of the two material storage guides.

In the automatic wrench grinding machine, the base of the feeding mechanism includes a base and two adjusting arms, the base of the base is combined with the main base, and the two adjusting arms are arranged side by side on the base. The base is movable along the X-axis direction to approach or move away from each other, and the two storage guides are respectively arranged on the two adjusting arms of the base.

In the automatic wrench grinding machine, the workpiece bearing seat includes a rotating shaft column, the rotating shaft column is fixed on the main seat body, and the middle part of the swing plate of the swing frame is provided with a shaft hole, and the swing frame is provided with a shaft hole. The rotating shaft column is sleeved with the rotating shaft hole of the swinging plate, so that the swing frame can rotate with the rotating shaft column as the axis center.

In the automatic wrench grinding machine, the workpiece bearing seat includes two supporting components spaced apart, each of the supporting components includes a ball and a ball seat, the ball seat is fixed on the main seat body, the ball Set on the ball seat, the balls of the two supporting components press upward against the bottom of the swing frame.

The automatic wrench grinding machine, wherein each wrench chuck includes a chuck hole, the chuck hole includes a set direction, and each wrench chuck can be driven to surround the through hole of the chuck hole direction turn.

In the automatic wrench grinding machine, the at least one wrench chuck is two wrench chucks, the two wrench chucks are coupled to the swing frame at an interval, and the chuck holes of the two wrench chucks are rectilinearly opposite, and The two wrench chucks can be driven to approach or move away from each other.

The automatic wrench grinding machine further includes a conveyor belt, and the conveyor belt is located between the X-axis track seat and the grinding wheel in the Y-axis direction.

The functional enhancement of the technical means of the present invention is that in the automatic wrench grinding machine of the present invention, the push rod of each swing frame driving member can extend or retract the rod seat, and drive the swing frame to rotate, so that the The relative angle between the wrench blank and the grinding wheel is changed, thereby achieving the effect of grinding the curved neck in the wrench blank; the present invention can solve the problem of the performance of the grinding and polishing process of the existing wrench. To limit the problem that cannot be further improved, an automatic wrench grinder is provided.

In order to understand the technical features and practical effects of this creation in detail, and to realize it according to the creation content, hereby further take the preferred embodiment as shown in the figure, and the detailed description is as follows:

As shown in FIG. 1 , FIG. 2 and FIG. 4 , the automatic wrench grinding machine according to the preferred embodiment of the present invention includes a machine stand 1 , an X-axis rail seat 2 , a grinding group 3 , and a Y-axis rail seat 4 , a workpiece holder 5, a feeding mechanism 6 and a conveyor belt 7, wherein:

As shown in FIG. 1, the machine stand 1 is the main support structure of the automatic wrench grinder, which is used to carry other components of the automatic wrench grinder; as shown in FIG. 1, the X-axis track seat 2 is arranged on the Machine stand 1, and the X-axis rail seat 2 extends along an X-axis direction and is elongated; as shown in FIG. 1, the grinding group 3 includes a grinding wheel 31 and a grinding wheel seat 32, the grinding wheel The seat 32 is arranged on the machine stand 1 and is located on one side of the X-axis track seat 2, and the grinding wheel 31 is arranged on the grinding wheel seat 32; as shown in FIG. 4 and FIG. 3, the Y-axis track seat 4 is arranged on the The X-axis rail seat 2 can be driven to translate along the X-axis rail seat 2 , the Y-axis rail seat 4 extends along a Y-axis direction, and the Y-axis direction is perpendicular to the X-axis direction.

As shown in FIG. 4 in conjunction with FIG. 2 and FIG. 3 , the workpiece holder 5 is disposed on the Y-axis track seat 4 and can be driven to translate along the Y-axis track seat 4 to approach or move away from the grinding wheel 31 . In this preferred embodiment, the movable relationship between the X-axis rail seat 2, the Y-axis rail seat 4 and the workpiece bearing seat 5 is actuated by the combination of a servo motor, a ball screw and a linear slide rail. The detailed structure It is a well-known content in the related industry, so it will not be repeated here; as shown in FIG. 4 and FIG. , two wrench chucks 53, two swinging frame drive members 54 and two support assemblies 55; as shown in FIG. 4, the main base 50 can be movably combined with the Y-axis rail seat 4; as shown in FIG. The frame 51 extends along the X-axis direction and is elongated and forms opposite ends. The swing frame 51 includes two grinding elastic structures 510, a swing plate 511, and a chuck seat 512; as shown in FIG. 5 , the chuck seat 512 is located above the swinging plate 511 , the chuck seat 512 is combined with the swinging plate 511 , and the chuck seat 512 can move relative to the swinging plate 511 to approach or move away from the grinding wheel 31 .

As shown in FIG. 4 , the two grinding elastic structures 510 are adjacent to two ends of the swing frame 51 respectively, and are located between the chuck seat 512 and the swinging plate 511 ; as shown in FIG. 7 , each of the grinding elastic structures 510 includes a A fixing block 513 , a rear fixing piece 514 , two bearing blocks 515 , a setting rod 516 and a compression spring 517 , the fixing block 513 and the rear fixing piece 514 are combined with the swinging plate 511 and are connected to the swinging plate 511 toward the The chuck seat 512 protrudes. As shown in FIG. 7 in conjunction with FIG. 2 and FIG. 4 , the rear fixing member 514 is farther from the grinding wheel 31 than the fixing block 513 ; the two bearing blocks 515 are combined with the chuck seat 512 , and The collet seat 512 protrudes toward the swing plate 511 , the setting rod 516 is fixed on the fixing block 513 and the rear fixing member 514 , the two bearing blocks 515 are sleeved with the setting rod 516 , and the collet base 512 can The two bearing blocks 515 move along the setting rod 516 to approach or move away from the grinding wheel 31 , and one of the bearing blocks 515 is located between the fixing block 513 and the rear fixing member 514 and is defined as a first bearing block , the compression spring 517 is sleeved with the setting rod 516, and the two ends of the compression spring 517 are respectively abutted against the first bearing block and the rear fixing member 514; in this preferred embodiment, as shown in FIG. 5, The rear fixing member 514 is elongated and extends toward both ends of the swing frame 51 . The two grinding elastic structures 510 share the same rear fixing member 514 .

As shown in FIG. 5 , the rotating shaft column 52 is fixed on the main base body 50 , the swinging plate 511 is provided with a rotating shaft hole in the middle part up and down, and the swinging frame 51 is sleeved with the rotating shaft column through the rotating shaft hole of the swinging plate 511 . 52, so that the swing frame 51 can be rotated around the shaft column 52, and the swing frame 51 can be rotatably installed on the main base 50; as shown in Figures 4 and 5, the two wrench chucks 53 is used to clamp a wrench blank 90. The two wrench chucks 53 are arranged on the chuck seat 512 of the swing frame 51 at intervals, and each of the wrench chucks 53 includes a chuck hole 531. Including a vertical direction, the chuck holes 531 of the two wrench chucks 53 are rectilinearly facing each other, and each of the wrench chucks 53 can be driven to rotate around the insertion direction of the chuck hole 531, and the two wrench chucks 53 Can be driven to approach or move away from each other. In this preferred embodiment, each of the wrench chucks 53 is driven by a pressure cylinder to approach or away from each other, and each of the wrench chucks 53 is driven by a motor to move around the clamp The direction in which the head hole 531 runs through is rotated; as shown in FIG. 4 to FIG. 6 , each of the swing frame driving members 54 includes a rod seat 541 and a push rod 542 , and the rod seat 541 can be swingably coupled to the main seat body 50 . Away from the grinding wheel 31 , the push rod 542 can extend or retract the rod seat 541 , and the push rods 542 of the two swing frame driving members 54 are swingably disposed at two ends of the swing frame 51 respectively, and are combined with For the swinging plate 511, in this preferred embodiment, each swinging frame driving member 54 is a pneumatic cylinder, and each swinging frame driving member 54 can also be a hydraulic cylinder or an electric cylinder, which is not affected by the Limited by this preferred embodiment; as shown in FIG. 4 and FIG. 5 , the two support elements 55 are spaced apart, and each of the support elements 55 includes a ball 551 and a ball seat 552 , and the ball seat 552 is fixed on the main seat In the body 50 , the balls 551 are arranged on the ball seat 552 , and the balls 551 of the two supporting components 55 abut against the bottom of the swing plate 511 of the swing frame 51 to ensure the stability of the swing frame 51 when it rotates.

As shown in FIG. 3 and FIG. 4 , the feeding mechanism 6 includes a base 61 , two storage guides 62 , two feeding arms 63 , and two supporting arms 64 , and the base 61 is fixed on the workpiece holder 5 The main base body 50 includes a base body 610 and two adjustment arms 611 side by side; the two adjustment arms 611 are arranged on the base body 610 and can be driven to move along the X-axis direction to approach or move away from each other ; The two storage guides 62 are upright and are combined with the base 61 side by side, and the two storage guides 62 are respectively provided on the two adjusting arms 611 of the base 61, each of the storage guides The member 62 includes a guide groove, and the guide grooves of the two storage guide members 62 face each other, and as shown in FIG. 8 , the guide grooves of the two storage guide members 62 are respectively used to accommodate a plurality of the wrenches. The two ends of the blank 90; the two feeding arms 63 are arranged side by side on the base 61, and can be driven to move along the Y-axis direction, as shown in FIG. 4 and FIG. 7, each feeding arm 63 is provided with There is a feeding part 631 for placing the wrench blank 90 , and the feeding part 631 can be a magnet for adsorbing the wrench blank 90 so that the wrench blank 90 can be stably placed On the two feeding arms 63; the two supporting arms 64 are arranged on the base 61 side by side, and can be driven to move along the Y-axis direction, the position of the two supporting arms 64 is higher than the position between the two feeding arms 63 As shown in FIG. 8 , the two support arms 64 are used to support a plurality of the wrench blanks 90 accommodated in the guide grooves of the two storage guides 62 ; in this preferred embodiment, the two The feeding arm 63 and the two supporting arms 64 are driven by the pressure cylinders to move respectively.

As shown in FIG. 1 , the conveyor belt 7 is installed on the machine frame 1, and the conveyor belt 7 is located between the X-axis rail seat 2 and the grinding wheel 31 in the Y-axis direction; the conveyor belt 7 is elongated And it is parallel to the X-axis track seat 2 .

The operation process of the automatic wrench grinding machine of the present invention is as follows: As shown in FIG. 8 , first, the operator of the factory places a plurality of wrench blanks 90 to be ground and polished into the two storage materials of the feeding mechanism 6 Between the guide members 62, as shown in FIG. 10 and FIG. 9, each wrench blank 90 includes a handle 91, a wrench head 92 and a neck 93, and the neck 93 is located between the wrench head 92 and the wrench head 92. Between the handles 91 and the neck 93 is curved, as shown in FIG. , and is supported by the two support arms 64 ; when the two feed arms 63 are to be loaded, the two support arms 64 are driven to move, so that the plurality of wrench blanks 90 drop down to the two feed arms 63 Then the two support arms 64 move and are inserted between the two handles 91 of the two wrench blanks 90 located at the bottom, so that the two feed arms 63 carry one of the wrench blanks 90, and then the two The feeding arm 63 is driven to move, and pushes one of the wrench blanks 90 between the two wrench chucks 53 , the two wrench chucks 53 are driven to approach each other, and the chuck hole 531 clamps the One of the wrench blanks 90.

The Y-axis rail seat 4 and the main seat body 50 are driven to move, so that one of the wrench blanks 90 moves and approaches the grinding wheel 31 ; as shown in FIG. The rod 542 extends out of the rod seat 541 and drives the swing frame 51 to rotate, so that the relative angle between the one of the wrench blanks 90 and the grinding wheel 31 can be changed to grind the one of the wrench blanks The curved neck 93 in the material 90, after the grinding wheel 31 finishes grinding one of the wrench blanks 90, moves the one of the wrench blanks 90 to the top of the conveyor belt 7 to drive the two wrench blanks 90. The wrench chuck 53 loosens the one wrench blank 90 and moves the two wrench chucks 53 away from each other, so that one of the wrench blanks 90 falls to the conveyor belt 7, and then all the components of the wrench automatic grinding machine Return to the original position and perform the next grinding process again.

In the automatic wrench grinding machine of the present invention, the push rod 542 of each swing frame driving member 54 can extend or retract the rod seat 541 and drive the swing frame 51 to rotate, so that the wrench blank 90 and the grinding wheel can be The relative angle between 31 is changed to grind the curved neck 93 of the wrench blank 90. The present invention can solve the grinding and polishing process of the existing wrench. The wrench head 92 of the wrench blank 90 and the handle 91 The neck 93 between the two is curved, which makes the grinding and polishing process of the existing wrench have a high demand for manpower, and the performance of the grinding and polishing process of the existing wrench is limited due to the instability of manpower and the limitation of man-hours. , the problem that cannot be further improved; the present invention provides an automatic wrench grinding machine that can automatically grind and polish the wrench, and can grind the curved neck 93 in the wrench blank 90 .

In this preferred embodiment, two wrench chucks 53 are used to clamp the wrench blank 90, but in fact, one of the wrench chucks 53 can also be used, and one of the wrench chucks 53 is a hydraulic The chuck, the wrench blank 90 with a smaller size can be clamped through one of the wrench chucks 53, so that this creation can also grind the wrench head 92 of the wrench blank 90, so this creation only needs The purpose of clamping the wrench blank 90 can be achieved by providing at least one of the wrench chucks 53 , and the actual number of the wrench chucks 53 is not limited by this preferred embodiment.

In this preferred embodiment, the setting of the grinding elastic mechanism 510 of the swing frame 51 can solve the problem that the wrench blank 90 often has different thickness and bending deformation, so that the grinding wheel 31 may not be able to affect the wrench. The problem of heavy grinding of the blank 90; when the grinding wheel 31 is to grind the wrench blank 90 heavily, the two grinding elastic mechanisms 510 of the swing frame 51 will be compressed in time, and the first grinding elastic mechanism 510 The bearing block moves along the setting rod 516 and compresses the compression spring 517, which can offset the abnormal force exerted by the grinding wheel 31 on the heavy grinding of the wrench blank 90, and further improve the grinding quality.

In this preferred embodiment, the setting of the feeding mechanism 6 enables the factory operator to place a plurality of wrench blanks 90 to be ground and polished between the two storage guides 62 of the feeding mechanism 6, so that the The guide grooves of the two storage guides 62 accommodate both ends of the plurality of wrench blanks 90, and the feeding mechanism 6 can automatically load the materials, and the factory operator only needs to spend a small amount of time to put the new multiple blanks 90. The wrench blanks 90 are refilled between the two storage guides 62 of the feeding mechanism 6, so that the factory operator can spend time on other operations in the factory. This preferred embodiment further reduces the grinding of the wrench. The requirement of manpower in the polishing process further improves the efficiency of production capacity; in addition, in this preferred embodiment, the two storage guides 62 of the feeding mechanism 6 are respectively disposed on the two adjusting arms 611 of the base 61 , and the two The adjusting arms 611 can move along the X-axis direction to approach or move away from each other to adjust the distance between the two storage guides 62 , thereby corresponding to the wrench blanks 90 of different sizes.

The above are only preferred embodiments of this creation, and do not limit this creation in any form. Anyone with ordinary knowledge in the technical field, if they do not depart from the scope of the technical solutions proposed in this creation, use this creation. Equivalent embodiments with partial changes or modifications made to the disclosed technical content in the creation, and which do not depart from the content of the technical solution of the creation, still belong to the scope of the technical solution of the creation.

1: Machine stand

2: X-axis track seat

3: Grinding group

31: Grinding Wheel

32: Grinding wheel seat

4: Y-axis track seat

5: Workpiece bearing

50: Main body

51: Swing frame

511: Swing Board

512: collet seat

513: Fixed block

514: Rear fasteners

515: Bearing block

516: Set Rod

517: Compression spring

52: Spindle column

53: Wrench chuck

531: collet hole

54: Swing frame drive

541: Rod seat

542: Putter

6: Feeding mechanism

61: Pedestal

610: Seat

611: Adjusting Arm

62: Storage guide

63: Feed arm

631: Feeding Department

64: Support arm

7: Conveyor belt

90: Wrench blank

91: Grip

92: wrench head

93: neck

FIG. 1 is a three-dimensional appearance view of a preferred embodiment of the present invention. FIG. 2 is another three-dimensional appearance view of the preferred embodiment of the present invention. FIG. 3 is a partial enlarged view of the preferred embodiment of the present invention. FIG. 4 is a partially enlarged bottom view of the preferred embodiment of the present invention. Fig. 5 is a plan view of the workpiece holder and the feeding mechanism according to the preferred embodiment of the present invention. FIG. 6 is a partially enlarged side view of the preferred embodiment of the present invention. FIG. 7 is a side view of the grinding elastic mechanism according to the preferred embodiment of the present invention. FIG. 8 is a schematic diagram of the use of the preferred embodiment of the present invention. FIG. 9 is a top view of the use state of the preferred embodiment of the present invention. Figure 10 is an external view of a wrench blank.

1: Machine stand

2: X-axis track seat

3: Grinding group

31: Grinding Wheel

32: Grinding wheel seat

7: Conveyor belt

Claims (13)

An automatic wrench grinding machine, comprising: an X-axis track seat, which extends along an X-axis direction; a grinding wheel, which is located on one side of the X-axis track seat; a Y-axis track seat, the The Y-axis track seat is arranged on the X-axis track seat, and can translate along the X-axis track seat, the Y-axis track seat extends along a Y-axis direction, and the Y-axis direction is perpendicular to the X-axis direction; and a A workpiece bearing seat, which is set on the Y-axis track seat, and can be translated along the Y-axis track seat to approach or move away from the grinding wheel; the workpiece bearing seat comprises a main seat body, a swing frame, at least one a wrench chuck and two swinging frame driving parts; the main seat body can be movably combined with the Y-axis rail seat; the middle part of the swinging frame is rotatably arranged on the main seat body, and the swinging frame is along the X-axis direction extending to form opposite ends; the at least one wrench chuck is combined with the swing frame, and each of the wrench chucks is used to clamp a wrench blank; the two swing frame driving parts are arranged on the main base body, and each The swing frame driving member includes a rod seat and a push rod capable of extending or retracting the rod seat, the rod seat can be swingably combined with the main seat body; the two push rods of the two swing frame driving members are swingable respectively are arranged at both ends of the swing frame. The automatic wrench grinding machine according to claim 1, wherein the swing frame includes a swing plate and a chuck seat; the middle part of the swing plate is rotatably combined with the main seat body; the at least one wrench The chuck is combined with the chuck seat, the chuck seat is combined with the swinging plate, and the chuck seat can move relative to the swinging plate to approach or move away from the grinding wheel. The automatic wrench grinding machine as claimed in claim 2, wherein the swing frame comprises two grinding elastic structures, each of the grinding elastic structures comprises a setting rod, a fixing block, a rear fixing piece, at least one bearing block and a a compression spring, the fixing block and the rear fixing piece are combined with the swinging plate, and the rear fixing piece is farther from the grinding wheel than the fixing block; the setting rod is fixed on the fixing block and the rear fixing piece, and the at least one bearing block Combined with the collet seat, the at least one bearing block sleeves the setting rod and includes a first bearing block located between the fixing block and the rear fixing piece, the compression spring sleeves the setting rod and intervenes. Between the rear fixing member and the first bearing block, both ends of the compression spring abut against the rear fixing member and the first bearing block, respectively. The automatic wrench grinding machine according to any one of claims 1 to 3, further comprising a feeding mechanism, the feeding mechanism comprising a base and two feeding arms side by side; the base is arranged on the workpiece support The main body of the seat; the two feeding arms are arranged on the base and can be driven to move along the Y-axis direction. The automatic wrench grinder according to claim 4, wherein the feeding mechanism comprises two material storage guides, the two material storage guides are erected and are combined with the base side by side, each of the material storage guides The guide member includes a guide groove; the guide grooves of the two storage guide members face each other, and the guide grooves of the two storage guide members are respectively used for accommodating two ends of the wrench blank. The automatic wrench grinding machine according to claim 5, wherein the feeding mechanism comprises two support arms, the two support arms are arranged on the base side by side and can be driven along the Y-axis direction The position of the two support arms is higher than the position of the two feed arms, and the two support arms are used to support the wrench blanks contained in the guide grooves of the two material storage guides. The automatic wrench grinding machine according to claim 6, wherein the base of the feeding mechanism comprises a base and two adjusting arms, the base of the base is combined with the main base, and the two adjusting arms are side by side The base is arranged on the base and can move along the X-axis direction to approach or move away from each other. The two storage guides are respectively arranged on the two adjusting arms of the base. The automatic wrench grinding machine according to claim 2, wherein the workpiece bearing seat comprises a rotating shaft column, the rotating shaft column is fixed on the main seat body, and a rotating shaft hole is formed in the middle part of the swing plate of the swing frame , the swinging frame is sleeved with the rotating shaft column through the rotating shaft hole of the swinging plate, so that the swinging frame can rotate with the rotating shaft column as the axis center. The automatic wrench grinding machine according to claim 8, wherein the workpiece holder comprises two spaced apart support elements, each of the support elements comprises a ball and a ball seat, the ball seat The ball is fixed on the main seat body, the ball is installed on the ball seat, and the balls of the two supporting components are pushed up against the bottom of the swing frame. The automatic wrench grinding machine according to any one of claims 1 to 3, wherein the workpiece support comprises two spaced apart support elements, each of the support elements includes a ball and a ball seat, the ball seat The ball is fixed on the main seat body, the ball is installed on the ball seat, and the balls of the two supporting components are pushed up against the bottom of the swing frame. The automatic wrench grinding machine according to any one of claims 1 to 3, wherein each of the wrench chucks includes a chuck hole, and the chuck hole includes a set direction, and each of the wrench chucks can be driven And rotate around the direction in which the chuck hole is inserted. The automatic wrench grinding machine according to claim 11, wherein the at least one wrench chuck is two wrench chucks, the two wrench chucks are coupled to the swing frame at an interval, and the chuck holes of the two wrench chucks are Straight lines are opposite, and the two wrench chucks can be driven to approach or move away from each other. The automatic wrench grinding machine according to any one of claims 1 to 3, further comprising a conveyor belt, the conveyor belt is located between the X-axis track seat and the grinding wheel in the Y-axis direction.

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