CN219521111U - Pin penetrating device and production line - Google Patents

Abstract

The utility model discloses a pin penetrating device and a production line with the same, wherein the pin penetrating device comprises a pin penetrating component and a pin canceling component; the pin penetrating assembly comprises a first driver and a thimble, the thimble is connected with the output end of the first driver, and a placement area for placing pins is arranged on the first mounting frame; the cancellation component is arranged on one side of the pin penetrating component and comprises a second driver and a limiting needle, and the limiting needle is connected with the output end of the second driver; wherein, the work piece is worn out the round pin district to be formed between offset subassembly and the round pin subassembly. The work piece can be put in the work piece and wear in the cotter district, in the drive of second driver, the spacer pin can stretch into in the work piece and wear in the cotter district to in the part inserts the pinhole, under the drive of first driver, the thimble can be with placing the cotter in the district in the pinhole, because the barrier of spacer pin, in order to make the cotter can insert the pinhole in preset degree of depth, and then accomplish the cotter and insert preset degree of depth in the pinhole.

Description

Pin penetrating device and production line

Technical Field

The utility model relates to the technical field of pin installation, in particular to a pin penetrating device and a production line.

Background

In the mechanical manufacturing process, pin needles are required to be inserted into part of the workpieces, however, the sizes of pin holes in the workpieces are small, workers can visually search the pin holes in the workpieces for a long time, eye fatigue is easy to cause, and production efficiency is affected. In the related art, a pin penetrating device has appeared, including driver and thimble, through the removal of driver drive thimble to with the pin in the place district in the pinhole of work piece. However, such a pin penetrating device can only insert the pin into the pin hole of the work, and it is difficult to precisely control the insertion depth of the pin into the pin hole.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and a first aspect of the utility model provides a pin penetrating device which can automatically insert pins into pin holes of a workpiece and can control the insertion depth of the pins in the pin holes. The second aspect of the utility model also provides a production line comprising the pin penetrating device of the first aspect of the utility model.

According to the first aspect of the utility model, the pin penetrating device comprises a pin penetrating component and a pin canceling component; the pin penetrating assembly comprises a first mounting frame and a pin penetrating structure, the pin penetrating structure is arranged on the first mounting frame, the pin penetrating structure comprises a first driver and a thimble, the thimble is connected with the output end of the first driver, and a placement area for placing pins is arranged on the first mounting frame; the cancellation component is arranged on one side of the pin penetrating component and comprises a cancellation structure, the cancellation structure comprises a second driver and a limiting needle, and the limiting needle is connected with the output end of the second driver; wherein, offset and wear to be formed with the work piece between the round pin subassembly and wear to sell the district, thimble, place district and spacing needle and be located same straight line, first driver can drive the thimble and will place the round pin needle jack-in work piece in the district and wear to sell the district, and the second driver can drive spacing needle and stretch into work piece and wear to sell the district.

The pin penetrating device has at least the following beneficial effects: when the pin penetrating device works, a workpiece can be placed in a workpiece pin penetrating area, so that one end of a pin hole on the workpiece is opposite to the placement area, the other end of the pin hole on the workpiece is opposite to a limiting pin, the limiting pin can extend into the workpiece pin penetrating area to be partially inserted into the pin hole under the driving of a second driver, and a thimble can jack a pin in the placement area into the pin hole under the driving of a first driver.

According to the pin penetrating device disclosed by the embodiment of the first aspect of the utility model, the pin penetrating assembly further comprises a second mounting frame and a pressing structure, the pressing structure and the pin penetrating structure are both arranged on the second mounting frame, the pressing structure is positioned above the workpiece pin penetrating area, and the pressing structure is used for pressing and limiting workpieces in the workpiece pin penetrating area.

According to the pin penetrating device disclosed by the embodiment of the first aspect of the utility model, the pressing structure comprises the third driver and the pressing piece, one end, close to the workpiece pin penetrating area, of the pressing piece is provided with the pressing surface, the shape of the pressing surface is matched with that of the upper surface of the workpiece, and the output end of the third driver is connected with the pressing piece and is used for driving the pressing piece to be close to or far away from the workpiece pin penetrating area.

According to the pin penetrating device disclosed by the embodiment of the first aspect of the utility model, the pressing piece is provided with the elastic connecting piece, and two ends of the elastic connecting piece are respectively connected with the output end of the third driver and the pressing piece.

According to the pin penetrating device disclosed by the embodiment of the first aspect of the utility model, the second mounting frame comprises a supporting rod, a first mounting piece and a second mounting piece, the compression structure is arranged on the first mounting piece, and the counteracting structure is arranged on the second mounting piece; the first mounting piece is provided with a first mounting hole, the support rod penetrates through the first mounting hole, the first mounting piece is provided with a first gap communicated with the first mounting hole, and two ends of the first mounting piece, which are respectively positioned in the width direction of the first gap, are connected through a threaded connecting piece so as to be capable of adjusting the width of the first gap; be equipped with the second mounting hole on the second installed part, the bracing piece wears to locate the second mounting hole, has seted up the second gap of intercommunication second mounting hole on the second installed part, is located the both ends of second gap width direction on the second installed part respectively and passes through threaded connection spare connection to can adjust the width of second gap.

According to the pin penetrating device disclosed by the embodiment of the first aspect of the utility model, the pin penetrating assembly further comprises an adjusting structure and a visual detection structure, wherein the adjusting structure is connected with the first mounting frame and used for adjusting the position of the first mounting frame, and the visual detection structure is arranged on the first mounting frame and used for detecting the position of a pin hole on a workpiece in the workpiece pin penetrating area.

According to the pin penetrating device disclosed by the embodiment of the first aspect of the utility model, the pin penetrating assembly further comprises an upper pin structure, and the upper pin structure is arranged on the first mounting frame and is used for feeding pins to the placement area.

According to the pin penetrating device disclosed by the embodiment of the first aspect of the utility model, the pin penetrating structure comprises the vibration material disc, the fourth driver and the pin pushing piece, the pin temporary storage area is arranged on the first mounting frame and is communicated with the placement area, the conveying pipe of the vibration material disc is communicated with the pin temporary storage area, the vibration material disc can convey pins to the pin temporary storage area, the output end of the fourth driver is connected with the pin pushing piece, and the pin pushing piece can push pins in the pin temporary storage area to the placement area under the driving of the fourth driver.

According to the production line provided by the embodiment of the second aspect of the utility model, the pin penetrating device and the conveying line are included, a plurality of jigs for bearing workpieces are arranged on the conveying line, and the conveying line penetrates through the workpiece penetrating area and is used for driving the jigs to pass through the workpiece penetrating area.

According to the production line disclosed by the embodiment of the second aspect of the utility model, the conveying line is further provided with a positioning structure, the front side and the rear side of the workpiece penetrating pin area are respectively provided with a positioning structure along the conveying direction of the conveying line, the positioning structure positioned at the front side of the workpiece penetrating pin area is used for preventing the jig from entering the workpiece penetrating pin area, and the positioning structure positioned at the rear side of the workpiece penetrating pin area is used for preventing the jig in the workpiece penetrating pin area from leaving.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The utility model is further described below with reference to the drawings and examples;

FIG. 1 is a schematic diagram of a production line according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a counteracting assembly of the production line of FIG. 1;

FIG. 3 is an enlarged view of a portion of the structure at A of the offset assembly of FIG. 2;

FIG. 4 is a schematic view of the cancellation assembly of FIG. 2 from another perspective;

FIG. 5 is an enlarged view of a portion of the structure at B of the cancellation assembly of FIG. 4;

FIG. 6 is an enlarged view of a portion of the structure at C of the cancellation assembly of FIG. 4;

FIG. 7 is a schematic view of the pin assembly of the production line of FIG. 1;

fig. 8 is an enlarged view of a portion of the structure at D of the pin assembly shown in fig. 7.

Reference numerals:

a pin assembly 100; a first mounting bracket 110; a positioning block 111; a pin penetrating structure 120; a first driver 121; ejector pins 122; an adjustment structure 130; a fifth cylinder 131; a first adjustment plate 132; a sixth cylinder 133; a second regulating plate 134; a seventh cylinder 135; a visual inspection structure 140; an upper pin structure 150; a vibration tray 151; a feed delivery pipe 151a; a fourth driver 152; a pin pushing member 153;

a cancellation assembly 200; a second mounting frame 210; a support bar 211; a first mount 212; a first slit 212a; a first connection hole 212b; a second mount 213; a second slit 213a; a second connection hole 213b; a cancellation structure 220; a second driver 221; a limit pin 222; a pressing structure 230; a third driver 231; a third cylinder 231a; a mounting block 231b; a pressing member 232; a guide bar 232a; an elastic connection 232b;

and a conveyor line 300.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

The pin penetrating device and the production line of the present utility model will be described in detail with reference to fig. 1 to 8.

Referring to fig. 1, a pin penetrating device according to an embodiment of the present utility model includes a pin penetrating assembly 100 and a canceling assembly 200.

The pin penetrating assembly 100 comprises a first mounting frame 110 and a pin penetrating structure 120, the pin penetrating structure 120 is arranged on the first mounting frame 110, the pin penetrating structure 120 comprises a first driver 121 and a thimble 122, the thimble 122 is connected with the output end of the first driver 121, and a placement area for placing pins is arranged on the first mounting frame 110; the offset assembly 200 is arranged on one side of the penetrating and offset assembly 100, the offset assembly 200 comprises an offset structure 220, the offset structure 220 comprises a second driver 221 and a limiting needle 222, and the limiting needle 222 is connected with the output end of the second driver 221; wherein, a workpiece penetration area is formed between the cancellation assembly 200 and the penetration assembly 100, the thimble 122, the placement area and the limiting pin 222 are located on the same straight line, the first driver 121 can drive the thimble 122 to push the pin in the placement area into the workpiece penetration area, and the second driver 221 can drive the limiting pin 222 to extend into the workpiece penetration area.

For example, as shown in fig. 1, 2, 7 and 8, the offset assembly 200 may be provided on the left side of the pin assembly 100, with a workpiece pin penetration area formed between the offset assembly 200 and the pin assembly 100; the pin penetrating assembly 100 comprises a first mounting frame 110 and a pin penetrating structure 120, the pin penetrating structure 120 comprises a first driver 121 and a thimble 122, the first driver 121 can be a first cylinder, the output end of the first cylinder is connected with the thimble 122, the thimble 122 can extend along the left-right direction, a positioning block 111 is arranged on the first mounting frame 110, a placement area is formed in the positioning block 111, and the positioning block 111 can be positioned between the thimble 122 and a workpiece pin penetrating area; the offset assembly 200 comprises an offset structure 220, the offset structure 220 comprises a second driver 221 and a limiting needle 222, the second driver 221 can be a second cylinder, the output end of the second cylinder is connected with the limiting needle 222, and the limiting needle 222 can extend along the left-right direction; the limiting pin 222, the placement area and the thimble 122 are positioned on a straight line extending in the left-right direction. When the workpiece is penetrated, the workpiece can be placed in the workpiece penetrating area, the pin hole on the workpiece extends along the left-right direction, a pin can be placed in the placing area, the limiting pin 222 can move rightwards under the driving of the second driver 221 so as to extend into the pin hole from the left side, then the thimble 122 can move leftwards under the driving of the first driver 121 so as to jack the pin on the placing area into the pin hole from the right side, and the pin is abutted with the limiting pin 222, so that the pin is inserted into the pin hole to a preset depth. Meanwhile, a worker can control the depth of the pin inserted into the pin hole by adjusting the length of the limit pin 222 so as to expand the application range of the pin penetrating device.

In some embodiments of the present utility model, referring to fig. 2, the offset assembly 200 further includes a pressing structure 230 and a second mounting frame 210, where the pressing structure 230 and the offset structure 220 are both disposed on the second mounting frame 210 and located above the workpiece penetration area, and the pressing structure 230 is used for pressing and limiting the workpiece in the workpiece penetration area. Through setting up the compress tightly structure 230, compress tightly the structure 230 can compress tightly the work piece in the work piece pin area to fix spacing to the work piece, and then improve the accuracy that the pin was worn to inject in the pinhole of work piece.

Specifically, the pressing structure 230 includes a third driver 231 and a pressing member 232, where one end of the pressing member 232 near the workpiece pin penetrating area is provided with a pressing surface, the shape of the pressing surface is adapted to the shape of the upper surface of the workpiece, and the output end of the third driver 231 is connected with the pressing member 232 and is used to drive the pressing member 232 to approach or depart from the workpiece pin penetrating area. For example, as shown in fig. 2 and 3, the third driver 231 may include a third cylinder 231a and a mounting block 231b, where an output end of the third cylinder 231a is connected with the mounting block 231b, the mounting block 231b is connected with the pressing member 232, a pressing surface is formed at a lower end of the pressing member 232, an upper end surface of the workpiece may be an arc surface, and the pressing surface is an arc surface adapted to the upper end surface of the workpiece. After the workpiece is placed in the workpiece placement area, the third driver 231 can drive the pressing piece 232 to move downwards, and then the pressing surface of the pressing piece 232 can be attached to the upper end surface of the workpiece so as to fix the workpiece in the workpiece pin penetrating area; after the workpiece is pierced, the third driver 231 can drive the pressing member 232 to move upward, and the pressing member 232 can release the workpiece, so that the workpiece can be replaced.

Further, the compressing element 232 is provided with an elastic connecting element 232b, and two ends of the elastic connecting element 232b are respectively connected with the output end of the third driver 231 and the compressing element 232. For example, as shown in fig. 3, the pressing member 232 is provided with a guide rod 232a, the third driver 231 includes a third cylinder 231a and a mounting block 231b, the mounting block 231b is provided with a guide hole corresponding to the guide rod 232a, the guide rod 232a is slidably disposed in the guide hole, the elastic connecting member 232b may be a spring, the upper end of the spring is connected with the mounting block 231b, and the lower end of the spring is connected with the pressing member 232. By providing the elastic connection member 232b, the elastic connection member 232b can play a buffering role when the pressing member 232 presses the workpiece, so that damage of the pressing member 232 to the workpiece is reduced, and quality of the workpiece is improved.

In some embodiments of the present utility model, the second mounting frame includes a support bar 211, a first mounting member 212 and a second mounting member 213, the pressing structure 230 is disposed on the first mounting member 212, and the canceling structure 220 is disposed on the second mounting member 213; the first mounting piece 212 is provided with a first mounting hole, the supporting rod 211 is arranged in the first mounting hole in a penetrating mode, the first mounting piece 212 is provided with a first gap 212a communicated with the first mounting hole, and two ends of the first mounting piece 212, which are respectively located in the width direction of the first gap 212a, are connected through threaded connecting pieces so as to be capable of adjusting the width of the first gap 212a; the second mounting piece 213 is provided with a second mounting hole, the support rod 211 is arranged in the second mounting hole in a penetrating mode, the second mounting piece 213 is provided with a second gap 213a communicated with the second mounting hole, and two ends of the second mounting piece 213, which are respectively located in the width direction of the second gap 213a, are connected through threaded connecting pieces so as to be capable of adjusting the width of the second gap 213 a. For example, as shown in fig. 4 to 6, the second mounting frame 210 includes a support bar 211, a first mounting member 212 and a second mounting member 213, the first mounting member 212 is provided with a first mounting hole, the second mounting member 213 is provided with a second mounting hole, the support bar 211 is arranged through the first mounting hole and the second mounting hole, the first mounting member 212 is located above the second mounting member 213, the pressing structure 230 is mounted on the first mounting member 212, and the canceling structure 220 is mounted on the second mounting member 213; the first mounting piece 212 is provided with a first gap 212a extending up and down, the first gap 212a is communicated with the first mounting hole, the first mounting piece 212 is provided with first connecting holes 212b extending along the left and right directions at the positions on the left and right sides of the first gap 212a, the first threaded connecting piece is arranged in the first connecting holes 212b in a penetrating manner and is in threaded connection with the first mounting piece 212, and further, a worker can adjust the size of the first gap 212a by adjusting the first threaded connecting piece, so that the fixing and releasing of the first mounting piece 212 on the supporting rod 211 are controlled; the second mounting piece 213 is provided with a second gap 213a extending up and down, the second gap 213a is communicated with the second mounting hole, the second mounting piece 213 is provided with second connecting holes 213b extending along the left and right directions at the positions on the left and right sides of the second gap 213a, the second threaded connecting piece is arranged in the second connecting holes 213b in a penetrating manner and is in threaded connection with the second mounting piece 213, and further, a worker can adjust the size of the second gap 213a by adjusting the second threaded connecting piece, so that the fixing and releasing of the second mounting piece 213 on the supporting rod 211 are controlled.

In some embodiments of the present utility model, referring to fig. 7, the pin penetrating assembly 100 further includes an adjusting structure 130 and a visual detecting structure 140, wherein the adjusting structure 130 is connected to the first mounting frame 110 and is used for adjusting the position of the first mounting frame 110, and the visual detecting structure 140 is provided on the first mounting frame 110 and is used for detecting the position of the pin hole on the workpiece in the workpiece penetrating area. It can be appreciated that when the workpiece is placed in the workpiece threading area, deviation exists between the pin hole on the workpiece and the pin in the placement area, through the arrangement of the adjusting structure 130 and the visual detecting structure 140, the visual detecting structure 140 can detect the position of the pin hole on the workpiece and transmit detection information to the controller, the controller can control the adjusting structure 130 to act according to the interval information, and then the adjusting structure 130 can adjust the position of the first mounting frame 110, so that the pin can be opposite to the pin hole on the workpiece, and the accuracy of inserting the pin on the workpiece by the pin threading assembly 100 is improved.

Specifically, referring to fig. 7, the adjusting structure 130 includes a fifth cylinder 131, a first adjusting plate 132, a sixth cylinder 133, a second adjusting plate 134, and a seventh cylinder 135, an output end of the fifth cylinder 131 is connected to the first adjusting plate 132, the sixth cylinder 133 is disposed on the first adjusting plate 132, the second adjusting plate 134 is slidably disposed on the first adjusting plate 132, an output end of the sixth cylinder 133 is connected to the second adjusting plate 134, the seventh cylinder 135 is disposed on the second adjusting plate 134, the first mounting frame 110 is slidably disposed on the second adjusting plate 134, and an output end of the seventh cylinder 135 is connected to the first mounting frame 110. Further, the first mounting bracket 110 can be moved in the front-rear direction by the driving of the seventh cylinder 135, the second adjustment plate 134 can be moved in the left-right direction by the driving of the sixth cylinder 133, and the first adjustment plate 132 can be moved in the vertical direction by the driving of the fifth cylinder 131. By providing the adjustment structure 130, the adjustment structure 130 can adjust the position of the first mounting frame 110 so that the placement area can be opposite to the pin hole on the workpiece.

In some embodiments of the present utility model, referring to fig. 7, the pin penetrating assembly 100 further includes an upper pin structure 150, the upper pin structure 150 being provided on the first mounting frame 110 and being used to load pins into the placement area.

Specifically, the upper pin structure 150 includes a vibration tray 151, a fourth driver 152 and a pin pushing member 153, where a pin temporary storage area is disposed on the first mounting frame 110 and is communicated with the placement area, a conveying pipe 151a of the vibration tray 151 is communicated with the pin temporary storage area, the vibration tray 151 can convey pins to the pin temporary storage area through the conveying pipe 151a, an output end of the fourth driver 152 is connected with the pin pushing member 153, and under the driving of the fourth driver 152, the pin pushing member 153 can push pins in the pin temporary storage area to the placement area. For example, as shown in fig. 7 and 8, a positioning block 111 is provided on the first mounting frame 110, a pin temporary storage area is further formed in the positioning block 111, the pin temporary storage area may be located at the rear side of the placement area, the pin temporary storage area is communicated with the placement area, a conveying pipe 151a of the vibration tray 151 is communicated with the pin temporary storage area, and pins in the vibration tray 151 can be conveyed to the pin temporary storage area through the conveying pipe 151a; the fourth driver 152 may be a fourth cylinder, the fourth cylinder is located at the rear side of the pin register, and an output end of the fourth cylinder is connected to the push pin 153, and the push pin 153 can move in the front-rear direction under the driving of the fourth cylinder. When the upper pin structure 150 works, the vibration tray 151 can convey pins to the pin temporary storage area, and the pin pushing piece 153 can move forward under the driving of the fourth cylinder so as to push pins in the pin temporary storage area into the placement area.

Referring to fig. 1, a production line according to a second aspect of the present utility model includes a pin penetrating assembly 100 according to the first aspect of the present utility model and a conveyor line 300, wherein a plurality of jigs for carrying workpieces are provided on the conveyor line 300, and the conveyor line 300 penetrates through a workpiece penetrating area and is used for driving the jigs to pass through the workpiece penetrating area. Further, the jig can carry the workpiece to move into the workpiece penetration area under the conveyance of the conveying line 300, so as to complete the installation of pins on the workpiece.

Further, a positioning structure is further arranged on the conveying line 300, along the conveying direction of the conveying line 300, positioning structures are arranged on the front side and the rear side of the workpiece penetrating pin area, the positioning structure located on the front side of the workpiece penetrating pin area is used for preventing a jig from entering the workpiece penetrating pin area, and the positioning structure located on the rear side of the workpiece penetrating pin area is used for preventing the jig in the workpiece penetrating pin area from leaving. After the conveying line 300 conveys a jig into the workpiece penetrating pin area, the positioning structure positioned at the front side of the workpiece penetrating pin area can prevent the subsequent jig from continuously entering the workpiece penetrating pin area so as to avoid interference of the subsequent jig on the jig in the workpiece penetrating pin area, and the positioning structure positioned at the rear side of the workpiece penetrating pin area can prevent the jig in the workpiece penetrating pin area from leaving the workpiece penetrating pin area and can limit the jig in the workpiece penetrating pin area in a butt joint manner.

Specifically, the positioning structure may include a fifth driver and a limiting member, where the limiting member is capable of performing lifting movement under the driving of the fifth driver. When the jig is required to be blocked, the fifth driver can drive the limiting piece to ascend so as to block the jig on the conveying line 300; when the jig is required to move continuously, the fifth driver can drive the limiting piece to descend, so that the jig on the conveying line 300 can move continuously.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A pin penetrating apparatus, comprising:

the pin penetrating assembly (100), the pin penetrating assembly (100) comprises a first mounting frame (110) and a pin penetrating structure (120), the pin penetrating structure (120) is arranged on the first mounting frame (110), the pin penetrating structure (120) comprises a first driver (121) and a thimble (122), the thimble (122) is connected with the output end of the first driver (121), and a placement area for placing pins is arranged on the first mounting frame (110);

the canceling assembly (200) is arranged on one side of the penetrating pin assembly (100), the canceling assembly (200) comprises a canceling structure (220), the canceling structure (220) comprises a second driver (221) and a limiting needle (222), and the limiting needle (222) is connected with the output end of the second driver (221);

wherein, offset subassembly (200) with wear to be formed with work piece between the round pin subassembly (100) and wear to sell the district, thimble (122) place district with spacing needle (222) are located on same straight line, first driver (121) can drive thimble (122) will place the interior round pin of district and push into work piece and wear to sell the district, second driver (221) can drive spacing needle (222) stretch into work piece and wear to sell the district.

2. The pin penetrating device according to claim 1, wherein the canceling assembly (200) further comprises a second mounting frame (210) and a pressing structure (230), the pressing structure (230) and the canceling structure (220) are both disposed on the second mounting frame (210), the pressing structure (230) is disposed above the workpiece penetrating area, and the pressing structure (230) is used for pressing and limiting workpieces in the workpiece penetrating area.

3. A pin penetrating device according to claim 2, characterized in that the pressing structure (230) comprises a third driver (231) and a pressing member (232), one end of the pressing member (232) close to the workpiece penetrating area is provided with a pressing surface, the shape of the pressing surface is matched with the shape of the upper surface of the workpiece, and the output end of the third driver (231) is connected with the pressing member (232) and is used for driving the pressing member (232) to be close to or far away from the workpiece penetrating area.

4. A pin penetrating device according to claim 3, wherein the pressing member (232) is provided with an elastic connecting member (232 b), and both ends of the elastic connecting member (232 b) are respectively connected with the output end of the third driver (231) and the pressing member (232).

5. A pin penetrating device according to claim 2, wherein the second mounting frame (210) comprises a support bar (211), a first mounting member (212) and a second mounting member (213), the pressing structure (230) is provided on the first mounting member (212), and the canceling structure (220) is provided on the second mounting member (213);

the first mounting piece (212) is provided with a first mounting hole, the supporting rod (211) penetrates through the first mounting hole, the first mounting piece (212) is provided with a first gap (212 a) communicated with the first mounting hole, and two ends of the first mounting piece (212) in the width direction of the first gap (212 a) are respectively connected through threaded connectors so as to be capable of adjusting the width of the first gap (212 a);

the second mounting piece (213) is provided with a second mounting hole, the support rod (211) is arranged in the second mounting hole in a penetrating mode, the second mounting piece (213) is provided with a second gap (213 a) communicated with the second mounting hole, and two ends, located in the width direction of the second gap (213 a), of the second mounting piece (213) are connected through threaded connectors respectively, so that the width of the second gap (213 a) can be adjusted.

6. The pin penetrating device according to claim 1, wherein the pin penetrating assembly (100) further comprises an adjusting structure (130) and a visual detecting structure (140), the adjusting structure (130) is connected with the first mounting frame (110) and is used for adjusting the position of the first mounting frame (110), and the visual detecting structure (140) is arranged on the first mounting frame (110) and is used for detecting the position of a pin hole on a workpiece in the workpiece penetrating area.

7. The pin penetrating device according to claim 1, wherein the pin penetrating assembly (100) further comprises an upper pin structure (150), the upper pin structure (150) being provided on the first mounting frame (110) and being used for feeding pins to the placement area.

8. The pin penetrating device according to claim 7, wherein the upper pin structure (150) comprises a vibrating tray (151), a fourth driver (152) and a pin pushing piece (153), the first mounting frame (110) is provided with a pin temporary storage area, the pin temporary storage area is communicated with the placement area, a conveying pipe (151 a) of the vibrating tray (151) is communicated with the pin temporary storage area, pins can be conveyed to the pin temporary storage area by the vibrating tray (151), the output end of the fourth driver (152) is connected with the pin pushing piece (153), and the pin pushing piece (153) can push pins in the pin temporary storage area to the placement area under the driving of the fourth driver (152).

9. A production line, characterized by comprising the pin penetrating device according to any one of claims 1 to 8 and a conveying line (300), wherein a plurality of jigs for bearing workpieces are arranged on the conveying line (300), and the conveying line (300) penetrates through the workpiece penetrating area and is used for driving the jigs to pass through the workpiece penetrating area.

10. A production line according to claim 9, wherein a positioning structure is further provided on the conveyor line (300), the positioning structures are provided on both the front side and the rear side of the workpiece penetration area along the conveying direction of the conveyor line (300), the positioning structure located on the front side of the workpiece penetration area is used for preventing a jig from entering the workpiece penetration area, and the positioning structure located on the rear side of the workpiece penetration area is used for preventing the jig in the workpiece penetration area from leaving.