Automatic thread detection equipment for piston rod

Abstract

The utility model discloses automatic thread detection equipment for a piston rod. The automatic thread detection equipment comprises a workbench; the fixing support is arranged in the length direction of the workbench and fixedly installed on the workbench; a plurality of first piston rod clamping grooves are formed in the fixed bracket at intervals; the movable support and the fixed support are arranged in parallel, and a plurality of second piston rod clamping grooves are formed in the movable support at intervals; the second piston rod clamping grooves and the first piston rod clamping grooves are the same in number and interval; a lifting mechanism; the moving end of the translation mechanism is connected with the moving support, and the translation mechanism can drive the moving support to reciprocate in the length direction of the workbench. The lifting mechanism can drive the translation mechanism to move up and down; the two thread detection machines are used for detecting threads at the two ends of the piston rod; the two tooth detection machines are respectively arranged corresponding to different first piston rod clamping grooves; and the two detection push rods are used for pushing a piston rod into the tooth detection machine for detection.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile shock absorber piston rod detection, in particular to an automatic piston rod thread detection device. Background Art

[0002] At present, the shock absorber piston rod needs to be inspected for both ends of the piston rod and the piston end before it leaves the factory to prevent defective products from flowing into the hands of customers. This requires manual inspection of the products with a through gauge, which is labor-intensive and has low production efficiency. Utility Model Content

[0003] The purpose of the utility model is to solve the defects of high labor intensity and low production efficiency in the prior art of piston rod detection, and to provide an automatic piston rod thread detection device, which realizes the precise positioning and transmission of the piston rod during the detection process, can efficiently and accurately detect the threads of the piston rod, and at the same time reduces labor intensity and is simple to operate.

[0004] The technical solution provided by this utility model is:

[0005] A piston rod automatic thread detection device, comprising:

[0006] Workbench;

[0007] A fixed bracket is provided along the length direction of the workbench and is fixedly mounted on the workbench surface; a plurality of first piston rod clamping grooves are provided on the fixed bracket at intervals along the length direction of the workbench;

[0008] a movable bracket, which is arranged in parallel with the fixed bracket, and the movable bracket is provided with a plurality of second piston rod slots at intervals;

[0009] Wherein, the number and spacing of the second piston rod slots are the same as those of the first piston rod slots;

[0010] a lifting mechanism, which is mounted on the workbench;

[0011] A translation mechanism, a moving end of which is connected to the movable bracket and is capable of driving the movable bracket to reciprocate along the length direction of the workbench;

[0012] Wherein, the moving end of the lifting mechanism is connected to the translation mechanism mounting plate, the translation mechanism is mounted on the translation mechanism mounting plate, and the lifting mechanism can drive the translation mechanism to move up and down;

[0013] Two dental inspection machines are respectively arranged on both sides of the workbench to inspect the threads at both ends of the piston rod; the two dental inspection machines are respectively corresponding to different first piston rod slot settings;

[0014] Two detection push rods are arranged on the other side of the workbench corresponding to the position of the dental inspection machine, and are used to push the piston rod into the dental inspection machine for detection.

[0015] Preferably, it also includes:

[0016] A temporary storage platform, which is fixedly mounted on the workbench;

[0017] A fixed slider, which is arranged at one end of the fixed bracket and fixedly connected to the workbench through a mounting bracket, and the upper surface of the fixed slider is an inclined surface;

[0018] A movable slider, which is arranged between the temporary storage platform and the fixed slider;

[0019] A movable slider lifting cylinder, the piston rod end of which is fixedly connected to the movable slider, drives the movable slider to move up and down, and the cylinder end is fixedly connected to the mounting bracket;

[0020] Wherein, a slider limiting portion is provided on the fixed slider at a position close to the movable slider.

[0021] Preferably, it also includes:

[0022] A sorting plate is provided at the other end of the fixed bracket; the sorting plate is fixedly connected to the workbench;

[0023] A flap, one end of which is rotatably connected to the sorting plate;

[0024] The piston rod end of the sorting cylinder is connected to the other end of the flap, and the cylinder body is fixedly connected to the workbench.

[0025] Preferably, the dental inspection machine is provided with a thread detection mechanism, which includes: a floating reamer seat, which is arranged on the servo motor of the dental inspection machine; a gauge seat, which is coaxially arranged on the floating reamer seat; and a through gauge, which is coaxially installed in the gauge seat.

[0026] Preferably, it also includes: two strong finger air grippers, which are slidably mounted on the bottom plate corresponding to the dental inspection machine; a reset spring is provided between the dental inspection machine and the strong finger air grippers; and two clamps, which are mounted on the corresponding strong finger air grippers.

[0027] Preferably, the number of the first piston rod clamping slots and the number of the second piston rod clamping slots are both four.

[0028] Preferably, the first positioning limit portion is arranged on one side of the workbench corresponding to the position of the first first piston rod slot, and the first positioning push rod is arranged on the other side of the workbench corresponding to the position of the first positioning limit portion; the second positioning limit portion is arranged on one side of the workbench corresponding to the position of the third first piston rod slot; the second positioning push rod is arranged on the other side of the workbench corresponding to the position of the second positioning limit portion; the two dental inspection machines are respectively the first dental inspection machine and the second dental inspection machine; the first dental inspection machine is arranged at the position of the second first piston rod slot; the second dental inspection machine is arranged at the position of the fourth first piston rod slot; wherein, the first positioning limit portion and the first dental inspection machine are arranged on the same side; the second positioning limit portion and the second dental inspection machine are arranged on the same side.

[0029] The beneficial effects of the present invention are as follows: the automatic piston rod thread detection equipment provided by the present invention realizes the precise positioning and transmission of the piston rod during the detection process, can automatically detect the piston rod thread efficiently and accurately, and at the same time reduces labor intensity and is simple to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 This is a front view of the overall structure of the automatic thread detection equipment for piston rods described in the utility model.

[0031] Figure 2 This is a side view of the overall structure of the automatic piston rod thread detection equipment described in the utility model.

[0032] Figure 3 This is a top view of the overall structure of the automatic thread detection equipment for piston rods described in the utility model.

[0033] Figure 4 This is a structural schematic diagram of the temporary storage and lifting mechanism described in the present utility model.

[0034] Figure 5 This is a top view of the temporary storage and lifting mechanism described in the present utility model.

[0035] Figure 6 This is a schematic diagram of the transmission mechanism structure of the present utility model.

[0036] Figure 7 This is a schematic diagram of the structure of the tooth inspection machine described in the present utility model.

[0037] Figure 8 This is a structural diagram of the NG sorting mechanism for unloading materials described in the present invention. DETAILED DESCRIPTION

[0038] The present invention will be described in further detail below in conjunction with the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.

[0039] like Figure 1-3 As shown, the utility model provides a piston rod automatic thread detection device, which consists of a temporary storage and lifting mechanism, a positioning and inspection mechanism, a transmission mechanism, a thread detection machine mechanism and a blanking NG sorting mechanism.

[0040] The workbench 610 is a rectangular frame with a fixed bracket mounting plate 315 on the upper surface serving as the table top of the workbench 610 and fixed feet 620 at the four corners of the bottom to ensure the stability and safety of the entire detection equipment; a distribution box 630 is arranged on the bottom frame of the workbench 610; the distribution box 630 is used to provide power support for the entire piston rod automatic thread detection equipment.

[0041] The working process of the automatic thread detection device for piston rods provided by the present invention is as follows: first, the piston rod enters the positioning inspection mechanism through the temporary storage platform 110 of the temporary storage lifting mechanism, and then the piston rod is transmitted to the dental inspection machine mechanism by the transmission mechanism, and the piston end thread detection is performed by the dental inspection machine mechanism, wherein the transmission mechanism transmits the piston rod in the first first piston rod slot 311 to the first dental inspection machine 411 for piston rod client thread detection, and then transmits the piston rod to the third first piston rod slot 313 by the transmission mechanism, and the transmission mechanism transmits the piston rod in the third first piston rod slot 313 to the second dental inspection machine 412 for piston rod piston end thread detection; the client and piston ends are processed simultaneously without occupying a beat, and then the inspected piston rod is conveyed to the unloading NG sorting mechanism. If the piston rod product is qualified, it is automatically unloaded; if either the client or the piston end is defective NG, the flap 520 is opened, and the NG product automatically rolls into the NG bin.

[0042] like Figure 4-5As shown, the temporary storage lifting mechanism includes: the upper surface of the temporary storage platform 110 is an inclined surface, and the temporary storage platform 110 is fixedly mounted on the workbench 610 through the temporary storage platform fixing frame 111; a fixed slider 130, whose upper surface is an inclined surface; the fixed slider 130 is fixedly mounted on the workbench 610 through a mounting bracket 140; the mounting bracket 140 is composed of a first side plate 141, a bottom plate 142 and a movable slider lifting cylinder mounting plate 143; the bottom plate 142 is horizontally arranged; the first side plate 141 and the movable slider lifting cylinder mounting plate 143 are connected to each other. The cylinder mounting plate 143 is vertically fixedly connected to the bottom plate 142; the first side plate 141 is fixedly connected to the workbench 610, so that the mounting bracket 140 is fixedly connected to the workbench 610; the movable slider 120 has an inclined upper surface, and the movable slider 120 is arranged between the temporary storage platform 110 and the fixed slider 130, and is connected to the bottom plate 142 through two first optical axes 180; wherein, the fixed slider 130 is provided with four slider limit parts 160 at a position close to the movable slider 120 to ensure that the The highest position of the bottom edge of the movable slider 120 when it moves upward is flush with the bottom edge height of the fixed slider 130, so that the upper surface of the movable slider 120 and the upper surface of the fixed slider 130 form a smooth inclined surface, so that the piston rod can smoothly enter the positioning inspection mechanism from the temporary lifting mechanism to wait for thread inspection; the movable slider lifting cylinder 150, whose piston rod end 151 is fixedly connected to the lower surface of the movable slider 120, drives the movable slider 120 to move up and down, and the cylinder body 152 is fixedly connected to the movable slider lifting cylinder mounting plate 143 , so that the moving slider lifting cylinder 150 is fixedly connected to the mounting bracket 140; wherein, two first linear bearings 170 are provided on the base plate 142, and the two first linear bearings 170 are respectively arranged on both sides of the moving slider lifting cylinder 150; one end of the first optical axis 180 is fixedly connected to the moving slider 120, and the other end of the first optical axis 180 passes through the first linear bearing 170, and the first optical axis 180 cooperates with the first linear bearing 170 to ensure that the moving slider 120 moves up and down along a straight line.

[0043] like Figure 6As shown, the transmission mechanism includes: a fixed bracket 310, which is arranged along the length direction of the workbench 610 and fixedly mounted on the fixed bracket mounting plate 315; the fixed slider 130 is arranged at one end of the fixed bracket 310, and the sorting plate 510 is arranged at the other end of the fixed bracket 310; four first piston rod slots are arranged on the fixed bracket 310 along the length direction of the workbench 610 at intervals, and the four first piston rod slots are arranged from the fixed slider 130 along the length direction of the workbench 610 to the sorting plate 510 in the order of the first first piston rod slot 311, the second first piston rod slot 312, the third first piston rod slot 313 and the fourth first piston rod slot Slot 314; a movable bracket 320 is arranged in parallel with the fixed bracket 310, and four second piston rod slots 321 are arranged at intervals on the movable bracket 320; wherein the number and intervals of the second piston rod slots 321 are the same as those of the first piston rod slots; a lifting mechanism mounting plate 343 is fixedly mounted below the fixed bracket mounting plate 315 through four second optical axes 350 at the four corners, so that the lifting mechanism mounting plate 343 is fixedly mounted on the workbench 610; a second linear bearing 370 is provided on the lifting mechanism mounting plate 343; the lifting mechanism 340 adopts a vertical lifting cylinder, and the cylinder body 342 of the vertical lifting cylinder is mounted on the lifting mechanism mounting plate 343, so that the lifting The structure 340 is fixedly mounted on the lifting mechanism mounting plate 343; the translation mechanism mounting plate 333 is arranged between the fixed bracket mounting plate 315 and the lifting mechanism mounting plate 343, and is connected to the lifting mechanism mounting plate 343 through four third optical axes 360; wherein, the movable bracket 320 is slidably mounted on the translation mechanism mounting plate 333 through the first linear slide rail 380; the translation mechanism 330 adopts a transverse moving cylinder, and the cylinder body 332 of the transverse moving cylinder is mounted on the translation mechanism mounting plate 333 on the side, so that the translation mechanism 330 is fixedly mounted on the translation mechanism mounting plate 333; the moving end 331 of the translation mechanism is connected to the movable bracket 320, which can drive The movable bracket 310 reciprocates along the length direction of the workbench 610; wherein, the moving end 341 of the lifting mechanism is connected to the translation mechanism mounting plate 333, and the lifting mechanism 340 can drive the translation mechanism 330 to move up and down; one end of the third optical axis 360 is fixedly connected to the translation mechanism mounting plate 333, and the other end of the third optical axis 360 passes through the second linear bearing 370 and is provided with a fixing ring 361 of the third optical axis. The third optical axis 360 cooperates with the second linear bearing 370 to ensure that the translation mechanism 330 moves up and down in a straight line; the fixing ring 361 of the third optical axis is used to fix the third optical axis 360 and limit the movement of the third optical axis 360.

[0044] The positioning and inspection mechanism includes: two positioning and limiting parts, which are the first positioning and limiting parts 211 and the second positioning and limiting parts 212; two positioning push rods, which are the first positioning and limiting parts 221 and the second positioning and limiting parts 222; the first positioning and limiting parts 211 are arranged on one side of the workbench 610 corresponding to the position of the first first piston rod slot 311, and the first positioning and limiting parts 221 are arranged on the other side of the workbench 610 corresponding to the position of the first positioning and limiting parts 211; the second positioning and limiting parts 212 are arranged on one side of the workbench 610 corresponding to the position of the third first piston rod slot 313; the second positioning and limiting parts 222 are arranged on the other side of the workbench 610 corresponding to the position of the second positioning and limiting parts 212; the positioning and limiting parts cooperate with the positioning and limiting rods to position the piston rod to be inspected to the specified position to wait for thread inspection.

[0045] like Figure 7 As shown, the dental inspection machine mechanism includes: two dental inspection machines 410, which are the first dental inspection machine 411 and the second dental inspection machine 412 respectively. The two dental inspection machines 410 are perpendicular to the fixed bracket 310 and are respectively arranged on both sides of the workbench 610, and are fixedly installed on the workbench 610 to detect the threads at both ends of the piston rod; the two dental inspection machines 410 correspond to different first piston rod slot settings respectively; the first dental inspection machine 411 corresponds to the position setting of the second first piston rod slot 312; the second dental inspection machine 412 corresponds to the position setting of the fourth first piston rod slot 314; two detection push rods 490, which are respectively arranged on the other side of the workbench 610 corresponding to the positions of the first dental inspection machine 411 and the second dental inspection machine 412, for pushing the piston rod into the corresponding dental inspection machine 410 for piston rod thread detection; wherein, the first positioning limit portion 211 and the first dental inspection machine 411 are arranged on the same side; the second positioning limit portion 212 and the second dental inspection machine 412 are arranged on the same side.

[0046] The dental inspection machine 410 is provided with a thread detection mechanism, which includes: a floating reamer seat 420, which is arranged on the servo motor of the dental inspection machine 410; a gauge seat 430, which is coaxially arranged on the floating reamer seat 420; and a through gauge 440, which is coaxially installed in the gauge seat 430.

[0047] The dental inspection machine mechanism also includes: two strong finger air gripper brackets 451, which are slidably mounted on the dental inspection machine base plate 413 through a second linear slide rail 470 and a fourth optical axis 480; a reset spring 482 is provided between the strong finger air gripper bracket 451 and the dental inspection machine base plate 413; the reset spring 482 is provided on the fourth optical axis 480; the fourth optical axis 480 is provided parallel to the dental inspection machine base plate 413, and one end of the fourth optical axis 480 is fixed to the dental inspection machine base plate 413 A fixing ring 481 of the fourth optical axis is connected and provided, and the other end of the fourth optical axis 480 is connected to the strong finger air gripper bracket 451. The fourth optical axis 480 passes through the strong finger air gripper bracket 451 and the fixing ring 481 of the fourth optical axis is provided on both sides of the strong finger air gripper bracket 451 to play a limiting role; two strong finger air grippers 450 are installed on the strong finger air gripper bracket 451; two clamps 460 are installed on the strong finger air gripper 450.

[0048] like Figure 8 As shown, the unloading NG sorting mechanism includes: the sorting plate 510 is arranged at the other end of the fixed bracket 310; the sorting plate 510 is fixedly connected to the workbench 610 through the second side plate 530; one end of the flip plate 520 is rotatably connected to the sorting plate 510 through the pin 521; two sorting cylinders 540, whose piston rod end 541 is connected to the other end of the flip plate 520 through the pin 521, and the cylinder body 542 is fixedly connected to the second side plate 530, so that the sorting cylinder 540 is fixedly installed on the workbench 610; the two sorting cylinders 540 are respectively arranged on both sides of the workbench 610.

[0049] This utility model provides an automatic piston rod thread detection device that precisely positions and transports the piston rod during the detection process, efficiently and accurately detecting piston rod threads while reducing labor intensity and simplifying operation. The utility model provides a reliable production process, ensuring the safety of the production process and the final product. It requires no complex programming, is simple to operate, and is easy to set up. Through program signal control, it reduces labor intensity and improves efficiency.

[0050] Although the embodiments of the present invention have been disclosed above, they are not limited to the applications listed in the description and implementation methods. They can be fully applied to various fields suitable for the present invention. For those familiar with this field, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the present invention is not limited to the specific details and illustrations shown and described herein.

Claims

1. A piston rod automatic thread detection device, characterized in that: include: Workbench; A fixed bracket is provided along the length direction of the workbench and is fixedly mounted on the workbench surface; a plurality of first piston rod clamping grooves are provided on the fixed bracket at intervals along the length direction of the workbench; a movable bracket, which is arranged in parallel with the fixed bracket, and the movable bracket is provided with a plurality of second piston rod slots at intervals; Wherein, the number and spacing of the second piston rod slots are the same as those of the first piston rod slots; a lifting mechanism, which is mounted on the workbench; A translation mechanism, a moving end of which is connected to the movable bracket and capable of driving the movable bracket to reciprocate along the length direction of the workbench; Wherein, the moving end of the lifting mechanism is connected to the translation mechanism mounting plate, the translation mechanism is mounted on the translation mechanism mounting plate, and the lifting mechanism can drive the translation mechanism to move up and down; Two dental inspection machines are respectively arranged on both sides of the workbench to inspect the threads at both ends of the piston rod; the two dental inspection machines are respectively corresponding to different first piston rod slot settings; Two detection push rods are arranged on the other side of the workbench corresponding to the position of the dental inspection machine, and are used to push the piston rod into the dental inspection machine for detection.

2. The automatic thread detection device for piston rods according to claim 1, characterized in that: Also includes: A temporary storage platform, which is fixedly mounted on the workbench; A fixed slider, which is arranged at one end of the fixed bracket and fixedly connected to the workbench through a mounting bracket, and the upper surface of the fixed slider is an inclined surface; A movable slider, which is arranged between the temporary storage platform and the fixed slider; A movable slider lifting cylinder, whose piston rod end is fixedly connected to the movable slider, drives the movable slider to move up and down, and whose cylinder end is fixedly connected to the mounting bracket; Wherein, a slider limiting portion is provided on the fixed slider at a position close to the movable slider.

3. The automatic thread detection device for piston rods according to claim 1, characterized in that: Also includes: A sorting plate is provided at the other end of the fixed bracket; the sorting plate is fixedly connected to the workbench; A flap, one end of which is rotatably connected to the sorting plate; The piston rod end of the sorting cylinder is connected to the other end of the flap, and the cylinder body is fixedly connected to the workbench.

4. The automatic thread detection device for piston rods according to claim 1, characterized in that: The dental inspection machine is provided with a thread detection mechanism, which includes: a floating reamer seat, which is arranged on the servo motor of the dental inspection machine; a gauge seat, which is coaxially arranged on the floating reamer seat; and a through gauge, which is coaxially installed in the gauge seat.

5. The automatic thread detection device for piston rods according to claim 1, characterized in that: Also includes: Two strong finger air grippers are slidably mounted on the bottom plate of the corresponding dental inspection machine; a return spring is provided between the dental inspection machine and the strong finger air grippers; Two clamps are mounted on the corresponding powerful finger air grippers.

6. The automatic thread detection device for piston rods according to claim 1, characterized in that: The number of the first piston rod clamping slots and the number of the second piston rod clamping slots are both four.

7. The automatic piston rod thread detection device according to claim 6, characterized in that: The first positioning limit portion is arranged on one side of the workbench corresponding to the position of the first first piston rod slot, and the first positioning push rod is arranged on the other side of the workbench corresponding to the position of the first positioning limit portion; the second positioning limit portion is arranged on one side of the workbench corresponding to the position of the third first piston rod slot; the second positioning push rod is arranged on the other side of the workbench corresponding to the position of the second positioning limit portion; the two dental inspection machines are the first dental inspection machine and the second dental inspection machine; the first dental inspection machine is arranged at the position corresponding to the second first piston rod slot; the second dental inspection machine is arranged at the position corresponding to the fourth first piston rod slot; wherein, the first positioning limit portion and the first dental inspection machine are arranged on the same side; the second positioning limit portion and the second dental inspection machine are arranged on the same side.

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