CN215725516U

CN215725516U - Multi-jaw type go gauge checking fixture for injection molding part

Info

Publication number: CN215725516U
Application number: CN202121083259.9U
Authority: CN
Inventors: 娄悦
Original assignee: Dandong Huasu Precision Technology Co ltd
Current assignee: Dandong Huasu Precision Technology Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2022-02-01
Anticipated expiration: 2031-05-20

Abstract

The utility model relates to a multi-jaw type through gauge checking fixture for injection molding parts, which comprises a push rod, a shaft sleeve, a sliding seat, a through gauge end cover, a driving shaft and a detection slide block, wherein the driving shaft is arranged in the shaft sleeve, the push rod is inserted from the rear end of the shaft sleeve and is connected with the driving shaft, a push rod reset spring is sleeved on the push rod, the front end of the shaft sleeve is fixedly connected with the sliding seat, the front side of the sliding seat is fixedly connected with the through gauge end cover, a detection slide groove is arranged in the sliding seat, a detection slide block is arranged in the detection slide groove, a detection jaw extending out of the sliding seat is arranged on the outer side of the detection slide block, a slide block reset spring is arranged on the inner side of the detection slide block and is connected with the inner wall of the corresponding detection slide groove, a slide block inclined surface is arranged on the rear side of the detection slide block, a driving slide block with a driving inclined surface on the corresponding driving slide block. The utility model can detect the inner hole of the workpiece and judge whether the size is qualified or not by utilizing the fact that whether the detection clamping claw can be smoothly popped out and clamped with the convex part to be detected, thereby greatly improving the detection efficiency.

Description

Multi-jaw type go gauge checking fixture for injection molding part

Technical Field

The utility model relates to the field of injection molding part detection, in particular to a multi-jaw type go gauge detection tool for an injection molding part.

Background

After injection molding is completed, the injection molding part is easy to deform in the gradual cooling process, so that the size, the structure, the hole position and the like of the injection molding part need to be detected, but because the injection molding part is widely applied, the differences of the shapes, the sizes and the like of the injection molding parts of different types of products are large, and the structure detection of some special designs is difficult. The product shown in fig. 9 is a speaker panel, and the inner hole wall of the speaker panel is provided with a plurality of protrusions for matching, so that the protrusions are difficult to detect, in the prior art, only a measuring tool can be manually held for detection, the efficiency is low, and mistakes are easy to make. In addition, in the prior art, the no-go gauge is a commonly used detection tool, which generally comprises a no-go end and a no-go end, and a structure of the no-go gauge of the detection tool is disclosed in the chinese patent with publication number CN 112697005A. The inside of the product shown in fig. 9 also needs to be checked by using a go-gauge, and if the structure of the go-gauge can be transformed, the detection port can simultaneously detect the inner protruding part, so that the detection efficiency is undoubtedly improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multi-jaw type go-gauge checking fixture for an injection molding part, wherein the front end of the multi-jaw type go-gauge checking fixture is inserted into an inner hole of a workpiece to be detected, and whether the size of the multi-jaw type go-gauge checking fixture is qualified or not is judged by utilizing whether a detection jaw can be smoothly ejected out and clamped with a convex part to be detected, so that the detection efficiency is greatly improved, and the detection precision is effectively ensured.

The purpose of the utility model is realized by the following technical scheme:

the utility model provides an utensil is examined with leading to rule of many jack catchs formula for injection molding, includes push rod, axle sleeve, slide, leads to rule end cover, drive shaft and detection slider, and wherein the drive shaft is located in the axle sleeve, the push rod by the axle sleeve rear end insert and with the drive shaft links to each other, the cover is equipped with push rod reset spring on the push rod, the axle sleeve front end links firmly with the slide rear side, the slide front side links firmly with leading to the rule end cover, be equipped with the detection spout in the slide, just be equipped with the detection slider in the detection spout, the detection slider outside is equipped with the detection jack catch that stretches out to the slide outside, it is equipped with slider reset spring and corresponds the detection spout inner wall and links to each other to detect the slider inboard, it is equipped with the slider inclined plane to detect the slider rear side, the drive shaft front end is equipped with the drive slider on the drive inclined plane, just it cooperates with the drive inclined plane on the corresponding drive slider to detect the slider inclined plane on the slider.

The shaft sleeve comprises a sleeve portion and a groove portion, the driving shaft comprises a shaft rod and a shaft disc, the driving sliding block is arranged on the shaft disc, the shaft rod is arranged in the sleeve portion, the shaft disc and the driving sliding block are arranged in the groove portion, a through hole is formed in the bottom of the detection sliding groove of the sliding seat, and the sliding block inclined surface of the detection sliding block enters the groove portion through the through hole and is matched with the driving inclined surface on the corresponding driving sliding block.

Be equipped with first detection spout and second in the slide and detect the spout, just be equipped with first detection slider in the first detection spout, it detects the slider to be equipped with the second in the second detection spout, the drive shaft front end is equipped with first drive slider and second drive slider, just the slider inclined plane of first detection slider rear side with correspond the drive inclined plane cooperation on the first drive slider, the slider inclined plane of second detection slider rear side with correspond the drive inclined plane cooperation on the second drive slider.

The push rod comprises a push rod shaft and a push rod reset spring, wherein a nut is arranged at one end of the push rod shaft, a thread section is arranged at the other end of the push rod shaft, one end, provided with the thread section, of the push rod shaft penetrates through the shaft sleeve and then is in threaded connection with the rear end of the driving shaft, a containing groove is formed in the rear end of the shaft sleeve, the push rod reset spring is sleeved on the push rod shaft and arranged in the containing groove, and the nut is abutted to the push rod reset spring.

A spring groove is formed in the detection sliding block, and the sliding block reset spring is arranged in the spring groove.

The utility model has the advantages and positive effects that:

1. the through gauge end cover, the sliding seat and the groove part at the front end of the shaft sleeve form a through gauge head end, the through gauge is inserted into an inner hole of a workpiece to be detected during detection, and meanwhile, whether the size of the through gauge is qualified or not is judged by utilizing whether the detection clamping jaws can be smoothly ejected out and clamped with the protruding part to be detected, so that the detection efficiency is greatly improved, and the detection precision is effectively ensured.

2. When the utility model is used for detection, whether the product is qualified or not can be judged only by judging whether the product can be pulled out or not, and the operation is simple, convenient and quick.

3. The utility model can be provided with various types of detection sliders, can finish the detection of all the convex parts by once insertion, and simplifies the detection process.

Drawings

Figure 1 is a schematic perspective view of the present invention,

figure 2 is a cross-sectional view of the present invention,

figure 3 is an enlarged view at a in figure 2,

figure 4 is a perspective view of the carriage of figure 2,

figure 5 is a schematic view of a detection slide employed in the present invention,

figure 6 is a schematic view of another inspection slide for use with the present invention,

figure 7 is a schematic view of the drive shaft of figure 2,

figure 8 is a left side view of the drive shaft of figure 7,

fig. 9 is a schematic view of the usage state of the present invention.

The detection device comprises a push rod 1, a nut 101, a push rod reset spring 102, a push rod shaft 103, a shaft sleeve 2, a sleeve portion 201, a groove portion 202, a containing groove 203, a sliding seat 3, a first detection sliding groove 301, a first limiting surface 3011, a second detection sliding groove 302, a second limiting surface 3021, a through hole 303, a sliding groove inner wall 304, a through gauge end cover 4, an arc-shaped groove 401, a driving shaft 5, a shaft rod 501, a shaft disc 502, a driving inclined surface 5021, a first driving slide 503, a second driving slide 504, a detection slide 6, a detection claw 601, a slide inclined surface 602, a slide reset spring 603, and a bolt 7.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in figures 1-9, the utility model comprises a push rod 1, a shaft sleeve 2, a sliding seat 3, a go gauge end cover 4, a driving shaft 5 and a detection slide block 6, wherein the driving shaft 5 is arranged in the shaft sleeve 2, the push rod 1 is inserted from the rear end of the shaft sleeve 2 and is connected with the driving shaft 5, a push rod return spring 102 is sleeved on the push rod 1, the front end of the shaft sleeve 2 is fixedly connected with the rear side of the sliding seat 3, the front side of the sliding seat 3 is fixedly connected with the through gauge end cover 4, a detection sliding groove is arranged in the sliding seat 3, a detection slide block 6 is arranged in the detection slide groove, a detection claw 601 extending out of the slide seat 3 is arranged outside the detection slide block 6, a slide block return spring 603 is arranged on the inner side of the detection slide block 6 and is connected with the inner wall of the corresponding detection chute, a slider inclined plane 602 is arranged at the rear side of the detection slider 6, a driving slider with a driving inclined plane 5021 is arranged at the front end of the driving shaft 5, and the slider inclined plane 602 on the detection slider 6 is matched with the driving inclined plane 5021 on the corresponding driving slider. As shown in figure 9, when the utility model works, a workpiece to be detected is sleeved at the head end of the utility model, and the detection slide block 6 in the slide seat 3 retracts under the action of the inner hole wall of the workpiece, if the size of the bulge in the workpiece is qualified, as shown in figure 3, after the utility model is completely inserted into the workpiece, the detection slide block 6 bounces under the action of the slide block return spring 603 and is embedded with the corresponding bulge, at the moment, the utility model cannot be pulled out, the product is qualified, after the detection is finished, the push rod 1 is pushed forwards to enable the driving shaft 5 to move forwards, as shown in figure 3, the driving inclined surface 5021 on the driving slide block moves forwards to extrude the corresponding slide block inclined surface 602, so that the detection slide block 6 retracts, then the utility model is pulled out, and the detection slide block 6 and the driving shaft 5 recover to the original positions under the action of the respective return springs.

As shown in fig. 2, the shaft sleeve 2 includes a sleeve portion 201 at the rear side and a groove portion 202 at the front side, the driving shaft 5 includes a shaft 501 at the rear side and a shaft disc 502 at the front side, the driving slider is disposed at the front side of the shaft disc 502, the shaft 501 is disposed in the sleeve portion 201, the shaft disc 502 and the driving slider are disposed in the groove portion 202, as shown in fig. 4, a through hole 303 is disposed at the bottom of the detection sliding groove of the sliding seat 3, as shown in fig. 2, a slider inclined surface 602 of the detection slider 6 passes through the through hole 303 to enter the groove portion 202 and is matched with a driving inclined surface 5021 on the corresponding driving slider.

As shown in fig. 5 to 6, the present embodiment is provided with two kinds of detecting sliders, namely a first detecting slider and a second detecting slider, and the difference is that the positions and widths of the detecting claws 601 on the outer sides are different, so as to detect the convex portions with different sizes.

As shown in fig. 4, corresponding to the two detection sliding blocks, two sliding grooves, namely a first detection sliding groove 301 and a second detection sliding groove 302, are provided in the sliding base 3, and the difference is that: the first limiting surface 3011 in the first detection sliding groove 301 is different from the second limiting surface 302 in the second detection sliding groove 302, the first detection sliding block is arranged in the corresponding first detection sliding groove 301, and the second detection sliding block is arranged in the corresponding second detection sliding groove 302.

As shown in fig. 7 to 8, corresponding to the two detection sliders, a first driving slider 503 and a second driving slider 504 are disposed on the shaft disc 502 of the driving shaft 5, driving inclined planes 5021 are disposed on the first driving slider 503 and the second driving slider 504, a slider inclined plane 602 on the rear side of the first detection slider is matched with the driving inclined plane 5021 on the corresponding first driving slider 503, and a slider inclined plane 602 on the rear side of the second detection slider is matched with the driving inclined plane 5021 on the corresponding second driving slider 504.

As shown in fig. 2, the push rod 1 includes a push rod shaft 103 and a push rod return spring 102, wherein one end of the push rod shaft 103 is provided with a nut 101, the other end is provided with a threaded section, one end of the push rod shaft 103 provided with the threaded section passes through the shaft sleeve 2 and then is in threaded connection with the rear end of the shaft rod 501 of the drive shaft 5, the rear end of the sleeve portion 201 of the shaft sleeve 2 is provided with an accommodating groove 203, the push rod return spring 102 is sleeved on the push rod shaft 103 and is arranged in the accommodating groove 203, and the nut 101 abuts against the push rod return spring 102. After the detection is finished, a detector pushes the push rod 1, the nut 101 of the push rod 1 compresses the push rod return spring 102, meanwhile, the push rod 1 pushes the driving shaft 5 to move forwards to enable the detection slide block 6 to retract, after the detection device completely exits from a workpiece, the detector loosens the push rod 1, and the push rod 1 automatically restores to the original position under the action of the push rod return spring 102.

As shown in fig. 2, a spring groove is provided in the detection slider 6, the front end of the slider return spring 603 is disposed in the spring groove, the rear end of the slider return spring is abutted to the inner wall 304 of the chute corresponding to the detection chute, and when the push rod 1 returns to the original position, the detection slider 6 is automatically popped up to return to the original position under the action of the slider return spring 603.

As shown in fig. 1, the go gauge end cover 4, the sliding seat 3 and the groove portion 202 of the shaft sleeve 2 are integrally connected through a bolt 7, an arc-shaped groove 401 is arranged on the surface of the go gauge end cover 4, when the lead-free gauge end cover is inserted into an inner hole of a workpiece, the arc-shaped groove 401 is matched with a corresponding arc-shaped bulge on the bottom surface of the hole of the workpiece, and the product is qualified.

The working principle of the utility model is as follows:

as shown in FIG. 9, when the present invention works, the workpiece to be detected is sleeved at the head end of the present invention, and the detection slide block 6 in the slide carriage 3 retracts under the action of the inner hole wall of the workpiece, if the size of the workpiece is qualified, on one hand, the arc-shaped groove 401 on the surface of the general gauge end cover 4 is embedded with the corresponding arc-shaped bulge on the bottom surface of the hole of the workpiece, on the other hand, as shown in figure 3, after the general gauge is completely inserted into the workpiece, the detection slide block 6 bounces under the action of the slide block return spring 603 and is embedded with the corresponding convex part, at the moment, the utility model can not be pulled out, the product is qualified, after the detection is finished, a detector pushes the push rod 1 forwards to enable the driving shaft 5 to move forwards, as shown in fig. 3, the driving ramp 5021 on the driving slider is now moved forward to press against the corresponding slider ramp 602, and then each detection slide block 6 is driven to retract, at the moment, a detection person can pull out the utility model, and the detection slide blocks 6 and the driving shaft 5 are restored to the original positions under the action of respective return springs after being pulled out. The utility model can be repeatedly used for rapid detection, greatly improves the detection efficiency and ensures the detection precision.

Claims

1. The utility model provides a utensil is examined with leading to rule of many jack catchs formula to injection molding, its characterized in that: comprises a push rod (1), a shaft sleeve (2), a sliding seat (3), a through gauge end cover (4), a drive shaft (5) and a detection slide block (6), wherein the drive shaft (5) is arranged in the shaft sleeve (2), the push rod (1) is inserted from the rear end of the shaft sleeve (2) and is connected with the drive shaft (5), a push rod reset spring (102) is sleeved on the push rod (1), the front end of the shaft sleeve (2) is fixedly connected with the rear side of the sliding seat (3), the front side of the sliding seat (3) is fixedly connected with the through gauge end cover (4), a detection slide groove is arranged in the sliding seat (3), a detection slide block (6) is arranged in the detection slide groove, a detection clamping jaw (601) extending out of the sliding seat (3) is arranged on the outer side of the detection slide block (6), a slide block reset spring (603) is arranged on the inner side of the detection slide block (6) and is connected with the inner wall of the corresponding detection slide groove, a slide block inclined plane (602) is arranged on the rear side of the detection slide block (6), the front end of the driving shaft (5) is provided with a driving slider with a driving inclined plane (5021), and the slider inclined plane (602) on the detection slider (6) is matched with the driving inclined plane (5021) on the corresponding driving slider.

2. The multi-jaw go gauge tool for injection molded parts according to claim 1, characterized in that: the shaft sleeve (2) comprises a sleeve portion (201) and a groove portion (202), the driving shaft (5) comprises a shaft rod (501) and a shaft disc (502), the driving sliding block is arranged on the shaft disc (502), the shaft rod (501) is arranged in the sleeve portion (201), the shaft disc (502) and the driving sliding block are both arranged in the groove portion (202), a through hole (303) is formed in the bottom of a detection sliding groove of the sliding seat (3), and a sliding block inclined surface (602) of the detection sliding block (6) enters the groove portion (202) through the through hole (303) and is matched with a driving inclined surface (5021) on the corresponding driving sliding block.

3. The multi-jaw go gauge tool for injection molded parts according to claim 1, characterized in that: be equipped with first detection spout (301) and second in slide (3) and detect spout (302), just be equipped with first detection slider in first detection spout (301), it detects the slider to be equipped with the second in second detection spout (302), drive shaft (5) front end is equipped with first drive slider (503) and second drive slider (504), just slider inclined plane (602) of first detection slider rear side and drive inclined plane (5021) cooperation on corresponding first drive slider (503), slider inclined plane (602) of second detection slider rear side and drive inclined plane (5021) cooperation on corresponding second drive slider (504).

4. The multi-jaw go gauge tool for injection molded parts according to claim 1, characterized in that: the push rod (1) comprises a push rod shaft (103) and a push rod reset spring (102), wherein one end of the push rod shaft (103) is provided with a nut (101), the other end of the push rod shaft is provided with a threaded section, one end of the push rod shaft (103) provided with the threaded section penetrates through the shaft sleeve (2) and then is in threaded connection with the rear end of the driving shaft (5), a containing groove (203) is formed in the rear end of the shaft sleeve (2), the push rod reset spring (102) is sleeved on the push rod shaft (103) and is arranged in the containing groove (203), and the nut (101) is abutted to the push rod reset spring (102).

5. The multi-jaw go gauge tool for injection molded parts according to claim 1, characterized in that: a spring groove is formed in the detection sliding block (6), and the sliding block return spring (603) is arranged in the spring groove.